[INFO] fetching crate tf-rs 0.0.2...
[INFO] extracting crate tf-rs 0.0.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/tf-rs/0.0.2
[INFO] extracting crate tf-rs 0.0.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/tf-rs/0.0.2
[INFO] validating manifest of tf-rs-0.0.2 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tf-rs-0.0.2 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tf-rs-0.0.2
[INFO] finished frobbing tf-rs-0.0.2
[INFO] frobbed toml for tf-rs-0.0.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/tf-rs/0.0.2/Cargo.toml
[INFO] started frobbing tf-rs-0.0.2
[INFO] finished frobbing tf-rs-0.0.2
[INFO] frobbed toml for tf-rs-0.0.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/tf-rs/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tensorflow v0.7.0
[INFO] [stderr]   Downloaded tensorflow-sys v0.10.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking tf-rs-0.0.2 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/tf-rs/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0519b5c0e49c8f618f9440157f66d5d49daa65537b325c68b9e1fd6c54260491
[INFO] running `"docker" "start" "-a" "0519b5c0e49c8f618f9440157f66d5d49daa65537b325c68b9e1fd6c54260491"`
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking aligned_alloc v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling tensorflow-sys v0.10.0
[INFO] [stderr] error: failed to run custom build command for `tensorflow-sys v0.10.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/tensorflow-sys-199016f5ce67ca83/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] libtensorflow-sys/build.rs:109: binary_url = "https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-cpu-linux-x86_64-1.4.0.tar.gz"
[INFO] [stderr] libtensorflow-sys/build.rs:113: base_name = "libtensorflow-cpu-linux-x86_64-1.4.0"
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558c10c8743b - backtrace::backtrace::libunwind::trace::h8758853b907b30fd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x558c10c8743b - backtrace::backtrace::trace_unsynchronized::h979d07d4bfdce29c
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558c10c8743b - std::sys_common::backtrace::_print::ha749bbdb811617ea
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x558c10c8743b - std::sys_common::backtrace::print::h86a6ff63a904e869
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x558c10c8743b - std::panicking::default_hook::{{closure}}::h68500b20afb715b9
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x558c10c87117 - std::panicking::default_hook::ha801ade4ae33c264
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x558c10c87bb0 - std::panicking::rust_panic_with_hook::hfb51b615c6060100
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x558c10c87732 - std::panicking::continue_panic_fmt::h94bd84d5bf32c833
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x558c10c87616 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x558c10ca2d6d - core::panicking::panic_fmt::h8a74e5820cacd07c
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x558c10b74d07 - core::result::unwrap_failed::h5ef97c2ed69b2d7c
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x558c10b75499 - core::result::Result<T,E>::unwrap::h96f4d430063ee993
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x558c10b613ea - build_script_build::install_prebuilt::h8305df862751f06a
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.10.0/build.rs:119
[INFO] [stderr]   13:     0x558c10b60831 - build_script_build::main::h29a84ee1592690ec
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.10.0/build.rs:57
[INFO] [stderr]   14:     0x558c10b74350 - std::rt::lang_start::{{closure}}::h5399dc85569979af
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x558c10c875b3 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x558c10c875b3 - std::panicking::try::do_call::h51cc84caa9338daf
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   17:     0x558c10c8f64a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   18:     0x558c10c8817d - std::panicking::try::heb9d5da34e3fa707
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   19:     0x558c10c8817d - std::panic::catch_unwind::he2a2041733180f4c
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   20:     0x558c10c8817d - std::rt::lang_start_internal::h9e24cef029766dfd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x558c10b74329 - std::rt::lang_start::h2c3e9720f7d77dc4
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x558c10b677ca - main
[INFO] [stderr]   23:     0x7fd312b732e1 - __libc_start_main
[INFO] [stderr]   24:     0x558c10b6030a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "0519b5c0e49c8f618f9440157f66d5d49daa65537b325c68b9e1fd6c54260491"`
[INFO] running `"docker" "rm" "-f" "0519b5c0e49c8f618f9440157f66d5d49daa65537b325c68b9e1fd6c54260491"`
[INFO] [stdout] 0519b5c0e49c8f618f9440157f66d5d49daa65537b325c68b9e1fd6c54260491