# < git ls-remote git://fs.ozlabs.ibm.com/home/kernel/upstream refs/heads/master
# < git rev-parse tmp/linus
remote == local, skipping fetch
# < git rev-parse tmp/linus
Upstream revision is 0fdf86754f70e813845af4abaa805165ce57a0bb
Head not built, building
# < git reset --mixed
# git branch -D linus
Deleted branch linus (was 0fdf867).
# git checkout -q -f -b linus tmp/linus
# < git ls-files --others --modified
# git ls-files --others --modified
cmd.log
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=um O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_um-defconfig_um-i386 CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-glibc-2.3.6/i386-unknown-linux-gnu/bin/i386-unknown-linux-gnu- SUBARCH=i386 -f kisskb-version.mk
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 16
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=um O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_um-defconfig_um-i386 CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-glibc-2.3.6/i386-unknown-linux-gnu/bin/i386-unknown-linux-gnu- SUBARCH=i386 defconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 16
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=um O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_um-defconfig_um-i386 CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-glibc-2.3.6/i386-unknown-linux-gnu/bin/i386-unknown-linux-gnu- SUBARCH=i386 
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 16
  GEN     /scratch/kisskb/build/linus_um-defconfig_um-i386/Makefile
scripts/kconfig/conf -s arch/um/Kconfig.x86
  CC      arch/um/sys-i386/user-offsets.s
  GEN     /scratch/kisskb/build/linus_um-defconfig_um-i386/Makefile
  CHK     include/linux/version.h
  UPD     include/linux/version.h
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
  CHK     arch/um/include/shared/user_constants.h
  UPD     arch/um/include/shared/user_constants.h
  Using /scratch/kisskb/src as source for kernel
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/bin2c
  CC      scripts/mod/empty.o
  HOSTCC  scripts/mod/mk_elfconfig
  MKELF   scripts/mod/elfconfig.h
  HOSTCC  scripts/mod/file2alias.o
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/sumversion.o
  HOSTLD  scripts/mod/modpost
  CC      kernel/bounds.s
  GEN     include/generated/bounds.h
  CC      arch/um/kernel/asm-offsets.s
  GEN     include/generated/asm-offsets.h
  CALL    /scratch/kisskb/src/scripts/checksyscalls.sh
  CHK     include/generated/compile.h
  CC      init/main.o
  CC      init/do_mounts.o
  CC      init/noinitramfs.o
  CC      init/calibrate.o
  UPD     include/generated/compile.h
  LD      usr/built-in.o
  CC      init/version.o
  QUOTE   arch/um/kernel/config.tmp
  CC      arch/um/kernel/exec.o
  CC      arch/um/kernel/exitcode.o
  CC      arch/um/kernel/init_task.o
  CC      arch/um/kernel/irq.o
  CC      arch/um/kernel/ksyms.o
  CC      arch/um/kernel/mem.o
  CC      arch/um/kernel/physmem.o
  CC      arch/um/kernel/process.o
  CC      arch/um/kernel/ptrace.o
  CC      arch/um/kernel/reboot.o
  CC      arch/um/drivers/stdio_console.o
  CC      arch/um/os-Linux/aio.o
  CC      arch/um/sys-i386/bug.o
  CC      arch/um/drivers/fd.o
  CC      arch/um/kernel/sigio.o
  CC      arch/um/sys-i386/bugs.o
  LD      arch/x86/crypto/built-in.o
  CC      arch/um/drivers/chan_kern.o
  CC      arch/um/drivers/chan_user.o
  CC      arch/um/drivers/line.o
  CC      arch/um/drivers/ssl.o
  CC      kernel/sched.o
  AS      arch/um/sys-i386/checksum.o
  CC      arch/um/sys-i386/delay.o
  CC      arch/um/kernel/signal.o
  CC      mm/bootmem.o
/scratch/kisskb/src/arch/um/drivers/line.c: In function 'line_interrupt':
/scratch/kisskb/src/arch/um/drivers/line.c:21: warning: unused variable 'tty'
/scratch/kisskb/src/arch/um/drivers/line.c: In function 'buffer_data':
/scratch/kisskb/src/arch/um/drivers/line.c:98: error: implicit declaration of function 'kmalloc'
/scratch/kisskb/src/arch/um/drivers/line.c:98: warning: assignment makes pointer from integer without a cast
/scratch/kisskb/src/arch/um/drivers/line.c: In function 'free_winch':
/scratch/kisskb/src/arch/um/drivers/line.c:740: error: implicit declaration of function 'kfree'
/scratch/kisskb/src/arch/um/drivers/line.c: In function 'register_winch_irq':
/scratch/kisskb/src/arch/um/drivers/line.c:785: warning: assignment makes pointer from integer without a cast
/scratch/kisskb/src/arch/um/drivers/line.c: In function 'add_xterm_umid':
/scratch/kisskb/src/arch/um/drivers/line.c:864: warning: assignment makes pointer from integer without a cast
make[2]: *** [arch/um/drivers/line.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      kernel/fork.o
  CC      arch/um/sys-i386/fault.o
  CC      fs/open.o
  CC      ipc/util.o
  CC      arch/um/os-Linux/elf_aux.o
  CC      arch/um/sys-i386/ksyms.o
  CC      mm/filemap.o
  CC      ipc/msgutil.o
  CC      security/commoncap.o
  CC      arch/um/os-Linux/execvp.o
  CC      arch/um/os-Linux/file.o
  LD      init/mounts.o
  CC      arch/um/kernel/smp.o
  CC      crypto/api.o
  LD      init/built-in.o
  CC      arch/um/sys-i386/ldt.o
  CC      arch/um/sys-i386/ptrace.o
  CC      arch/um/kernel/syscall.o
make[1]: *** [arch/um/drivers] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      crypto/cipher.o
  CC      crypto/compress.o
  CC      kernel/exec_domain.o
  CC [M]  crypto/algapi.o
  CC      kernel/panic.o
  CC      mm/mempool.o
  CC      mm/oom_kill.o
  CC      ipc/msg.o
  CC      arch/um/kernel/sysrq.o
  CC      mm/fadvise.o
  CC      mm/maccess.o
  CC      security/min_addr.o
  CC      arch/um/sys-i386/ptrace_user.o
  CC      arch/um/os-Linux/helper.o
  AS      arch/um/sys-i386/setjmp.o
  CC      ipc/sem.o
/scratch/kisskb/src/arch/um/os-Linux/helper.c:11:24: error: linux/slab.h: No such file or directory
  CC      fs/read_write.o
  CC      arch/um/sys-i386/signal.o
  AS      arch/um/sys-i386/stub.o
  CC      arch/um/kernel/time.o
make[2]: *** [arch/um/os-Linux/helper.o] Error 1
make[1]: *** [arch/um/os-Linux] Error 2
  CC      arch/um/kernel/tlb.o
  CC      ipc/shm.o
  CC      ipc/ipcns_notifier.o
  CC      ipc/syscall.o
  CC      kernel/printk.o
  CC      mm/page_alloc.o
  LD      security/built-in.o
  CC      kernel/cpu.o
  CC      arch/um/kernel/trap.o
  CC      fs/file_table.o
  CC [M]  crypto/scatterwalk.o
  CC [M]  crypto/proc.o
  CC      arch/um/sys-i386/stub_segv.o
  CC      fs/super.o
  CC      kernel/exit.o
  CC      arch/um/sys-i386/syscalls.o
  CC      fs/char_dev.o
  CC      arch/um/kernel/uaccess.o
  CC      arch/um/kernel/um_arch.o
  CC [M]  crypto/aes_generic.o
  CC [M]  crypto/rng.o
  CC      mm/page-writeback.o
  CC      arch/um/kernel/umid.o
  CC      ipc/ipc_sysctl.o
  CC      arch/um/kernel/skas/clone.o
  CC      mm/readahead.o
  LDS     arch/um/kernel/vmlinux.lds
  CC      mm/swap.o
  CC [M]  crypto/krng.o
  CC [M]  crypto/ansi_cprng.o
  CC      ipc/mqueue.o
  CC      arch/um/sys-i386/sysrq.o
  CC      arch/um/kernel/skas/mmu.o
  CC      ipc/mq_sysctl.o
  CC      arch/um/kernel/skas/process.o
  CC      arch/um/kernel/skas/syscall.o
  QUOTE   arch/um/kernel/config.c
  CC      mm/truncate.o
  CC      fs/stat.o
  CC      mm/vmscan.o
  AS      arch/um/sys-i386/sys_call_table.o
  CC      mm/shmem.o
  CC      arch/um/sys-i386/tls.o
/scratch/kisskb/src/arch/um/kernel/skas/syscall.c:13:1: warning: "NR_syscalls" redefined
In file included from /scratch/kisskb/src/arch/x86/include/asm/unistd.h:3,
                 from /scratch/kisskb/src/arch/um/sys-i386/shared/sysdep/syscalls.h:6,
                 from /scratch/kisskb/src/arch/um/kernel/skas/syscall.c:10:
/scratch/kisskb/src/arch/x86/include/asm/unistd_32.h:349:1: warning: this is the location of the previous definition
  CC      arch/um/sys-i386/elfcore.o
  AS      arch/um/sys-i386/../../x86/lib/semaphore_32.o
In file included from /scratch/kisskb/src/include/linux/elf.h:7,
                 from /scratch/kisskb/src/arch/um/sys-i386/elfcore.c:1:
/scratch/kisskb/src/arch/um/sys-i386/asm/elf.h:78: warning: 'struct task_struct' declared inside parameter list
/scratch/kisskb/src/arch/um/sys-i386/asm/elf.h:78: warning: its scope is only this definition or declaration, which is probably not what you want
  CC      fs/exec.o
  CC      arch/um/kernel/skas/uaccess.o
  CC      kernel/itimer.o
  CC      mm/prio_tree.o
  TIMEC   kernel/timeconst.h
  CC      arch/um/kernel/config.o
  LD      crypto/crypto.o
  CC      kernel/softirq.o
  CC      arch/um/sys-i386/../../x86/lib/string_32.o
  LD [M]  crypto/crypto_algapi.o
  CC      kernel/resource.o
  CC      mm/util.o
  LD      crypto/built-in.o
  CC      kernel/sysctl.o
  CC      fs/pipe.o
  CC      kernel/sysctl_binary.o
  CC      mm/mmzone.o
  CC      kernel/capability.o
  CC      fs/namei.o
  CC      arch/um/sys-i386/../../x86/kernel/module.o
  CC      fs/fcntl.o
  LD      arch/um/kernel/skas/built-in.o
  LD      arch/um/kernel/built-in.o
  LD      ipc/built-in.o
  CC      fs/ioctl.o
  CC      fs/readdir.o
  CC      fs/select.o
  CC      fs/fifo.o
  CC      fs/dcache.o
  CC      fs/inode.o
  LD      arch/um/sys-i386/subarch.o
  LD      arch/um/sys-i386/built-in.o
  CC      fs/attr.o
  CC      mm/vmstat.o
  CC      fs/bad_inode.o
  CC      fs/file.o
  CC      kernel/ptrace.o
  CC      fs/filesystems.o
  CC      kernel/timer.o
  CC      kernel/user.o
  CC      fs/namespace.o
  CC      mm/backing-dev.o
  CC      kernel/signal.o
  CC      fs/seq_file.o
  CC      kernel/sys.o
  CC      fs/xattr.o
  CC      mm/page_isolation.o
  CC      kernel/kmod.o
  CC      fs/libfs.o
  CC      fs/fs-writeback.o
  CC      kernel/workqueue.o
  CC      mm/mm_init.o
  CC      mm/mmu_context.o
  CC      kernel/pid.o
  CC      fs/pnode.o
  CC      kernel/rcupdate.o
  CC      mm/fremap.o
  CC      fs/drop_caches.o
  CC      kernel/extable.o
  CC      fs/splice.o
  CC      fs/sync.o
  CC      fs/utimes.o
  CC      kernel/params.o
  CC      kernel/posix-timers.o
  CC      fs/stack.o
  CC      fs/fs_struct.o
  CC      fs/buffer.o
  CC      mm/highmem.o
  CC      mm/madvise.o
  CC      mm/memory.o
  CC      mm/mincore.o
  CC      mm/mlock.o
  CC      fs/bio.o
  CC      mm/mmap.o
  CC      fs/block_dev.o
  CC      fs/direct-io.o
  CC      kernel/kthread.o
  CC      kernel/wait.o
  CC      kernel/kfifo.o
  CC      fs/mpage.o
  CC      mm/mprotect.o
  CC      mm/mremap.o
  CC      mm/msync.o
  CC      kernel/sys_ni.o
  CC      kernel/posix-cpu-timers.o
  CC      kernel/mutex.o
  CC      mm/rmap.o
  CC      kernel/hrtimer.o
  CC      kernel/rwsem.o
  CC      mm/vmalloc.o
  CC      fs/ioprio.o
  CC      mm/pagewalk.o
  LD      fs/autofs/built-in.o
  LD      fs/autofs4/built-in.o
  CC [M]  fs/autofs/dirhash.o
  CC [M]  fs/autofs4/init.o
  CC      kernel/nsproxy.o
  CC [M]  fs/autofs4/inode.o
  CC [M]  fs/autofs/init.o
  CC [M]  fs/autofs/inode.o
  CC      fs/devpts/inode.o
  CC      mm/init-mm.o
  CC [M]  fs/autofs/root.o
  CC [M]  fs/autofs/symlink.o
  CC [M]  fs/autofs4/root.o
  CC [M]  fs/autofs/waitq.o
  CC      mm/page_io.o
  CC      kernel/srcu.o
  CC      kernel/semaphore.o
  CC      mm/swap_state.o
  CC [M]  fs/autofs4/symlink.o
  CC      mm/swapfile.o
  CC      mm/thrash.o
  CC      kernel/notifier.o
/scratch/kisskb/src/fs/autofs4/symlink.c: In function 'autofs4_follow_link':
/scratch/kisskb/src/fs/autofs4/symlink.c:18: warning: passing argument 2 of 'nd_set_link' discards qualifiers from pointer target type
  CC [M]  fs/autofs4/waitq.o
  CC      fs/ext2/balloc.o
  CC      fs/ext2/dir.o
  CC      fs/ext2/file.o
  CC      fs/ext2/ialloc.o
  CC      fs/ext3/balloc.o
  CC      fs/ext2/inode.o
  CC      fs/ext2/ioctl.o
  CC      kernel/ksysfs.o
  LD      fs/devpts/devpts.o
  LD      fs/devpts/built-in.o
  CC      kernel/pm_qos_params.o
  CC      fs/ext2/namei.o
  CC      fs/ext2/super.o
  LD [M]  fs/autofs/autofs.o
  CC [M]  fs/autofs4/expire.o
  CC [M]  fs/autofs4/dev-ioctl.o
  CC      fs/ext2/symlink.o
  LD      fs/isofs/built-in.o
  CC [M]  fs/isofs/namei.o
  CC [M]  fs/isofs/inode.o
  CC      fs/jbd/transaction.o
  CC      fs/hostfs/hostfs_kern.o
  CC      mm/dmapool.o
  CC      fs/ext3/bitmap.o
  CC      kernel/sched_clock.o
  CC      fs/ext3/dir.o
  CC      fs/hostfs/hostfs_user.o
  CC      fs/ext3/file.o
  CC      mm/slab.o
  CC [M]  fs/isofs/dir.o
  CC      kernel/cred.o
  CC      fs/ext3/fsync.o
  CC      fs/ext3/ialloc.o
  LD [M]  fs/autofs4/autofs4.o
  CC      mm/percpu_up.o
  CC      kernel/async.o
  CC      fs/nls/nls_base.o
  CC      kernel/range.o
  CC      kernel/groups.o
/scratch/kisskb/src/mm/slab.c: In function 'kfree':
/scratch/kisskb/src/mm/slab.c:3792: warning: passing argument 2 of '__cache_free' discards qualifiers from pointer target type
  CC      fs/partitions/check.o
  LD      fs/hostfs/hostfs.o
  CC      fs/partitions/msdos.o
  CC      fs/notify/fsnotify.o
  LD      fs/hostfs/built-in.o
  LD      fs/nls/built-in.o
  CC [M]  fs/isofs/util.o
  CC      fs/jbd/commit.o
  CC      fs/notify/notification.o
  CC      kernel/irq/handle.o
  CC      kernel/irq/manage.o
  LD      fs/ext2/ext2.o
  LD      fs/ext2/built-in.o
  CC      fs/notify/group.o
  CC      fs/notify/inode_mark.o
  CC      fs/proc/mmu.o
  CC      fs/notify/dnotify/dnotify.o
/scratch/kisskb/src/kernel/irq/handle.c:435:3: warning: #warning __do_IRQ is deprecated. Please convert to proper flow handlers
  CC      kernel/irq/spurious.o
  CC [M]  fs/isofs/rock.o
  CC      fs/ext3/inode.o
  CC      fs/ext3/ioctl.o
  CC      fs/ext3/namei.o
  CC      fs/ext3/super.o
  CC      kernel/irq/resend.o
  CC      fs/proc/task_mmu.o
  CC [M]  fs/isofs/export.o
  CC      kernel/irq/chip.o
  CC      kernel/time/timekeeping.o
  CC      kernel/irq/devres.o
  LD      fs/notify/dnotify/built-in.o
  LD      fs/partitions/built-in.o
  CC      kernel/futex.o
  CC      fs/quota/dquot.o
  CC      fs/notify/inotify/inotify.o
  CC      fs/notify/inotify/inotify_fsnotify.o
  CC      fs/jbd/recovery.o
  CC      fs/notify/inotify/inotify_user.o
  CC      fs/proc/inode.o
  LD      mm/built-in.o
  CC [M]  fs/isofs/joliet.o
  CC      fs/proc/root.o
  CC      fs/proc/base.o
  CC      fs/proc/generic.o
  CC      kernel/irq/proc.o
  CC      fs/proc/array.o
  LD [M]  fs/isofs/isofs.o
  CC      fs/jbd/checkpoint.o
  CC      kernel/rtmutex.o
  LD      kernel/irq/built-in.o
  CC      fs/proc/proc_tty.o
  CC      kernel/time/ntp.o
  CC      fs/ext3/symlink.o
  LD      fs/notify/inotify/built-in.o
  CC      fs/proc/cmdline.o
  LD      fs/notify/built-in.o
  CC      fs/ramfs/inode.o
  CC      fs/proc/cpuinfo.o
  CC      fs/jbd/revoke.o
  CC      fs/jbd/journal.o
  CC      fs/ramfs/file-mmu.o
  CC      fs/quota/quota.o
  CC      kernel/up.o
  CC      kernel/time/clocksource.o
  CC      kernel/time/jiffies.o
  CC      fs/proc/devices.o
  CC      fs/sysfs/inode.o
  CC      kernel/time/timer_list.o
  LD      fs/ramfs/ramfs.o
  CC      kernel/time/timecompare.o
  LD      fs/ramfs/built-in.o
  CC      fs/eventpoll.o
  CC      fs/sysfs/file.o
  CC      fs/reiserfs/bitmap.o
  CC      fs/reiserfs/do_balan.o
  CC      kernel/uid16.o
  CC      fs/reiserfs/namei.o
  CC      kernel/time/timeconv.o
  CC      kernel/time/clockevents.o
  CC      fs/ext3/hash.o
  CC      kernel/module.o
  LD      fs/quota/built-in.o
  CC      fs/proc/interrupts.o
  CC      fs/proc/loadavg.o
  CC      fs/proc/meminfo.o
  CC      fs/proc/stat.o
  CC      fs/anon_inodes.o
  CC      fs/signalfd.o
  CC      fs/sysfs/dir.o
  CC      fs/reiserfs/inode.o
  LD      fs/jbd/jbd.o
  CC      kernel/time/tick-common.o
  LD      fs/jbd/built-in.o
  CC      kernel/kallsyms.o
  CC      fs/reiserfs/file.o
  CC      kernel/time/tick-oneshot.o
  CC      fs/ext3/resize.o
  CC      fs/ext3/ext3_jbd.o
  CC      fs/proc/uptime.o
  CC      kernel/acct.o
  CC      kernel/time/tick-sched.o
  CC      fs/reiserfs/dir.o
  CC      fs/reiserfs/fix_node.o
  CC      fs/reiserfs/super.o
  CC      fs/proc/version.o
  CC      fs/reiserfs/prints.o
  CC      fs/timerfd.o
  CC      fs/sysfs/symlink.o
  CC      fs/eventfd.o
  CC      fs/aio.o
  CC      fs/locks.o
  CC      fs/proc/softirqs.o
  LD      kernel/time/built-in.o
  CC      fs/proc/proc_sysctl.o
  CC      fs/binfmt_script.o
  LD      fs/ext3/ext3.o
  LD      fs/ext3/built-in.o
  CC      fs/binfmt_elf.o
  CC [M]  fs/binfmt_misc.o
  CC      fs/reiserfs/objectid.o
  CC      fs/reiserfs/lbalance.o
  CC      fs/reiserfs/ibalance.o
  CC      fs/sysfs/mount.o
  GZIP    kernel/config_data.gz
  CC      fs/reiserfs/stree.o
  CC      fs/reiserfs/hashes.o
  CC      kernel/softlockup.o
  CC      fs/proc/proc_net.o
  CC      fs/reiserfs/tail_conversion.o
  CC      fs/sysfs/bin.o
  CC      fs/sysfs/group.o
  CC      fs/reiserfs/journal.o
  CC      kernel/hung_task.o
  CC      kernel/rcutree.o
  CC      fs/proc/kcore.o
  LD      fs/sysfs/built-in.o
  CC      fs/reiserfs/resize.o
  CC      kernel/utsname_sysctl.o
  CC      kernel/elfcore.o
In file included from /scratch/kisskb/src/include/linux/elf.h:7,
                 from /scratch/kisskb/src/kernel/elfcore.c:1:
/scratch/kisskb/src/arch/um/sys-i386/asm/elf.h:78: warning: 'struct task_struct' declared inside parameter list
/scratch/kisskb/src/arch/um/sys-i386/asm/elf.h:78: warning: its scope is only this definition or declaration, which is probably not what you want
  CC      fs/proc/kmsg.o
  CC      fs/proc/page.o
  CC      fs/reiserfs/item_ops.o
  CC      fs/reiserfs/ioctl.o
  CC      kernel/time.o
  CC      fs/reiserfs/xattr.o
  CC      fs/reiserfs/lock.o
  IKCFG   kernel/config_data.h
  CC      kernel/configs.o
  LD      fs/proc/proc.o
  LD      fs/proc/built-in.o
  LD      kernel/built-in.o
  LD      fs/reiserfs/reiserfs.o
  LD      fs/reiserfs/built-in.o
  LD      fs/built-in.o
make: *** [sub-make] Error 2
make failed, trying to bisect ..
## bisect start
Last known good revision db217dece3003df0841bacf9556b5c06aa097dae
# < git symbolic-ref HEAD
# < git merge-base db217dece3003df0841bacf9556b5c06aa097dae 0fdf86754f70e813845af4abaa805165ce57a0bb

# < git ls-files --others --modified
# git ls-files --others --modified
cmd.log
# git bisect reset linus
We are not bisecting.
# git bisect start
won't bisect on seeked tree
Traceback (most recent call last):
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 151, in _do_build
    self.bisect()
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 211, in bisect
    call('git bisect start', self.log)
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/utils.py", line 50, in call
    raise CommandFailedException(cmd, status)
CommandFailedException: Failed running "git bisect start" (1)