[INFO] crate tensorflux-sys 0.3.0 is already in cache
[INFO] extracting crate tensorflux-sys 0.3.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/tensorflux-sys/0.3.0
[INFO] extracting crate tensorflux-sys 0.3.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/tensorflux-sys/0.3.0
[INFO] validating manifest of tensorflux-sys-0.3.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tensorflux-sys-0.3.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tensorflux-sys-0.3.0
[INFO] finished frobbing tensorflux-sys-0.3.0
[INFO] frobbed toml for tensorflux-sys-0.3.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/tensorflux-sys/0.3.0/Cargo.toml
[INFO] started frobbing tensorflux-sys-0.3.0
[INFO] finished frobbing tensorflux-sys-0.3.0
[INFO] frobbed toml for tensorflux-sys-0.3.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/tensorflux-sys/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tensorflux-sys-0.3.0 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/tensorflux-sys/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 81ef728a18a105fd210603f90599e2be53612ce993aac8844c35f249e9f8c8c1
[INFO] running `"docker" "start" "-a" "81ef728a18a105fd210603f90599e2be53612ce993aac8844c35f249e9f8c8c1"`
[INFO] [stderr]    Compiling tensorflux-sys v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `tensorflux-sys v0.3.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/tensorflux-sys-08a3387915c2e157/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] fatal: could not create leading directories of '/opt/crater/workdir/target/source': Read-only file system
[INFO] [stderr] thread 'main' panicked at 'failed to execute "git" "clone" "--branch=r0.12" "--recursive" "https://github.com/tensorflow/tensorflow.git" "/opt/crater/workdir/target/source"', build.rs:49:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55ff5996798b - backtrace::backtrace::libunwind::trace::h098b67cd5ecf24d4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55ff5996798b - backtrace::backtrace::trace_unsynchronized::h41f8ecb0b6b75123
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55ff5996798b - std::sys_common::backtrace::_print::h6bdd5779472ab8c6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55ff5996798b - std::sys_common::backtrace::print::h535418cbcfd3b064
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55ff5996798b - std::panicking::default_hook::{{closure}}::h8962ad5cd6daeea4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55ff59967666 - std::panicking::default_hook::h39b428958abf2606
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55ff5996804d - std::panicking::rust_panic_with_hook::hec5b145cd2b2dbe3
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55ff59967bd2 - std::panicking::continue_panic_fmt::h499883e21d98c9ea
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55ff59967b1f - std::panicking::begin_panic_fmt::hc0aeb5432668577f
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x55ff59917562 - build_script_build::run::hfb68c0c4f22bccce
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:49
[INFO] [stderr]   10:     0x55ff599168e3 - build_script_build::main::h8b7f87ee4b096586
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:25
[INFO] [stderr]   11:     0x55ff59919820 - std::rt::lang_start::{{closure}}::h7e1a0f9501a9716c
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x55ff59967aa3 - std::rt::lang_start_internal::{{closure}}::h1d5b2f63d8aab9e2
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   13:     0x55ff59967aa3 - std::panicking::try::do_call::h23b1282500223f6a
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   14:     0x55ff5996efaa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x55ff5996855d - std::panicking::try::hf851d9cd2a46569f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   16:     0x55ff5996855d - std::panic::catch_unwind::h38ad47fd47b8a319
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   17:     0x55ff5996855d - std::rt::lang_start_internal::h8489a7c3e11328c4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   18:     0x55ff599197f9 - std::rt::lang_start::h262c18c68523244c
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   19:     0x55ff5991795a - main
[INFO] [stderr]   20:     0x7f56f38d42e1 - __libc_start_main
[INFO] [stderr]   21:     0x55ff5991640a - _start
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "81ef728a18a105fd210603f90599e2be53612ce993aac8844c35f249e9f8c8c1"`
[INFO] running `"docker" "rm" "-f" "81ef728a18a105fd210603f90599e2be53612ce993aac8844c35f249e9f8c8c1"`
[INFO] [stdout] 81ef728a18a105fd210603f90599e2be53612ce993aac8844c35f249e9f8c8c1