[INFO] updating cached repository https://github.com/lovesegfault/rust-ml
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 60af462287a0a94e233419f16be1dedf8b3ff2b1
[INFO] checking lovesegfault/rust-ml against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovesegfault%2Frust-ml" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lovesegfault/rust-ml on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lovesegfault/rust-ml
[INFO] finished tweaking git repo https://github.com/lovesegfault/rust-ml
[INFO] tweaked toml for git repo https://github.com/lovesegfault/rust-ml written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/lovesegfault/rust-ml already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63c9f082ee623cd33e9639476a8c399f56ab0538ece3c49cfcdc6a14b37add14
[INFO] running `"docker" "start" "-a" "63c9f082ee623cd33e9639476a8c399f56ab0538ece3c49cfcdc6a14b37add14"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking aligned_alloc v0.1.3
[INFO] [stderr]    Compiling tar v0.4.22
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling curl-sys v0.4.17
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking imageproc v0.18.0
[INFO] [stderr]    Compiling curl v0.4.20
[INFO] [stderr]    Compiling tensorflow-sys v0.16.0
[INFO] [stderr] error: failed to run custom build command for `tensorflow-sys v0.16.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tensorflow-sys-eca5c2e62360b498/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_64-1.13.1.tar.gz"
[INFO] [stderr] libtensorflow-sys/build.rs:113: base_name = "libtensorflow-cpu-linux-x86_64-1.13.1"
[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:1189:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x565460dfeec4 - backtrace::backtrace::libunwind::trace::hdb33b6dcb5922a0d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x565460dfeec4 - backtrace::backtrace::trace_unsynchronized::h33511224bdc125e5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x565460dfeec4 - std::sys_common::backtrace::_print_fmt::hbb73a87c0ab402bb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x565460dfeec4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7ff95c6d4ad994eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x565460e1f2ec - core::fmt::write::hdeed34d0071e5a94
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1024
[INFO] [stderr]    5:     0x565460dfb9c7 - std::io::Write::write_fmt::h787a1c2574c1b0ab
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x565460e0103e - std::sys_common::backtrace::_print::h2a62cfd468e9cb0c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x565460e0103e - std::sys_common::backtrace::print::h62356680b22282a5
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x565460e0103e - std::panicking::default_hook::{{closure}}::h24bf80d282643aa1
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x565460e00d31 - std::panicking::default_hook::he0d02e1c35b286d1
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x565460e0171b - std::panicking::rust_panic_with_hook::h01599ae4b1fddf60
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x565460e012ce - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:375
[INFO] [stderr]   12:     0x565460e1c9ee - core::panicking::panic_fmt::h63b0054f992139d4
[INFO] [stderr]                                at src/libcore/panicking.rs:82
[INFO] [stderr]   13:     0x565460e1cae7 - core::result::unwrap_failed::h3e1cedbeb3515dc9
[INFO] [stderr]                                at src/libcore/result.rs:1189
[INFO] [stderr]   14:     0x565460d977c9 - core::result::Result<T,E>::unwrap::h988509ea9177b8ca
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libcore/result.rs:957
[INFO] [stderr]   15:     0x565460d977c9 - build_script_build::install_prebuilt::h15cd6592e69e0e24
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.16.0/build.rs:119
[INFO] [stderr]   16:     0x565460d977c9 - build_script_build::main::h306d3da05ba7ca2a
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.16.0/build.rs:57
[INFO] [stderr]   17:     0x565460d9e0d3 - std::rt::lang_start::{{closure}}::ha30fe3a4c2617d8a
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67
[INFO] [stderr]   18:     0x565460e01163 - std::rt::lang_start_internal::{{closure}}::hb8ca7eec2fc7bb65
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   19:     0x565460e01163 - std::panicking::try::do_call::h1a23bd66c69de968
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   20:     0x565460e0952a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:81
[INFO] [stderr]   21:     0x565460e01c70 - std::panicking::try::h31907c0e13918a21
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   22:     0x565460e01c70 - std::panic::catch_unwind::hc68dae81c92c5ad5
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x565460e01c70 - std::rt::lang_start_internal::h50af7e77b511e545
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   24:     0x565460d9ad78 - main
[INFO] [stderr]   25:     0x7f02a0fa3b97 - __libc_start_main
[INFO] [stderr]   26:     0x565460d945ea - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "63c9f082ee623cd33e9639476a8c399f56ab0538ece3c49cfcdc6a14b37add14"`
[INFO] running `"docker" "rm" "-f" "63c9f082ee623cd33e9639476a8c399f56ab0538ece3c49cfcdc6a14b37add14"`
[INFO] [stdout] 63c9f082ee623cd33e9639476a8c399f56ab0538ece3c49cfcdc6a14b37add14