[INFO] cloning repository https://github.com/VictorKoenders/chess_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VictorKoenders/chess_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fchess_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fchess_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b07adfc6938b7575615054db4c7b9b7b7db0e3c
[INFO] building VictorKoenders/chess_engine against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fchess_engine" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VictorKoenders/chess_engine on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VictorKoenders/chess_engine
[INFO] finished tweaking git repo https://github.com/VictorKoenders/chess_engine
[INFO] tweaked toml for git repo https://github.com/VictorKoenders/chess_engine written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/VictorKoenders/chess_engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded aligned_alloc v0.1.3
[INFO] [stderr]   Downloaded image v0.20.0
[INFO] [stderr]   Downloaded tensorflow-sys v0.13.0
[INFO] [stderr]   Downloaded filetime v0.2.1
[INFO] [stderr]   Downloaded btoi v0.4.0
[INFO] [stderr]   Downloaded pgn-reader v0.10.0
[INFO] [stderr]   Downloaded csv v1.0.2
[INFO] [stderr]   Downloaded shakmaty v0.11.2
[INFO] [stderr]   Downloaded libz-sys v1.0.23
[INFO] [stderr]   Downloaded curl v0.4.17
[INFO] [stderr]   Downloaded tensorflow v0.10.0
[INFO] [stderr]   Downloaded curl-sys v0.4.12
[INFO] [stderr]   Downloaded tar v0.4.17
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f836e79ff21ad9f6a1443f6252e33181ff870cbabb79bd050d03a61427e4608
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5f836e79ff21ad9f6a1443f6252e33181ff870cbabb79bd050d03a61427e4608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f836e79ff21ad9f6a1443f6252e33181ff870cbabb79bd050d03a61427e4608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f836e79ff21ad9f6a1443f6252e33181ff870cbabb79bd050d03a61427e4608", kill_on_drop: false }`
[INFO] [stdout] 5f836e79ff21ad9f6a1443f6252e33181ff870cbabb79bd050d03a61427e4608
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f753d951b6d91b38679ccaa0deac364a0b3750fbed8f65018d27f49f6b8e15ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f753d951b6d91b38679ccaa0deac364a0b3750fbed8f65018d27f49f6b8e15ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling shakmaty v0.11.2
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling aligned_alloc v0.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling tar v0.4.17
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]    Compiling libz-sys v1.0.23
[INFO] [stderr]    Compiling curl-sys v0.4.12
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling btoi v0.4.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling flate2 v1.0.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling csv v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling pgn-reader v0.10.0
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling t v0.1.0 (/opt/rustwide/workdir/t)
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling image v0.20.0
[INFO] [stderr]    Compiling curl v0.4.17
[INFO] [stderr]    Compiling tensorflow-sys v0.13.0
[INFO] [stderr]    Compiling visualiser v0.1.0 (/opt/rustwide/workdir/visualiser)
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> visualiser/src/main.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |         for (index, m) in moves.split(' ').enumerate() {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> visualiser/src/main.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut boardstate = BoardState::init();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `apply`
[INFO] [stdout]    --> visualiser/src/algebraic_notation.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn apply(&self, _boardstate: &mut BoardState) -> Result<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `tensorflow-sys v0.13.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tensorflow-sys-b719f6b522adab5c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   libtensorflow-sys/build.rs:109: binary_url = "https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-cpu-linux-x86_64-1.9.0.tar.gz"
[INFO] [stderr]   libtensorflow-sys/build.rs:113: base_name = "libtensorflow-cpu-linux-x86_64-1.9.0"
[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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.13.0/build.rs:119:39
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c7dee9dfd0 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55c7dee9dfd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c7dee9dfd0 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55c7dee9dfd0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55c7deebdfaf - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55c7dee9b195 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x55c7dee9fe4b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55c7dee9fe4b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55c7dee9fe4b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55c7dee9f92d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55c7deea03fd - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55c7dee9fff7 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55c7dee9e48c - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55c7dee9ff59 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55c7ded9d2b1 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55c7ded9d343 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55c7deda84ae - core::result::Result<T,E>::unwrap::h08c173d265c81b8b
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x55c7ded9ea11 - build_script_build::install_prebuilt::h52c90999e43973f9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.13.0/build.rs:119:9
[INFO] [stderr]     18:     0x55c7ded9de40 - build_script_build::main::hb739840d2877a80b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tensorflow-sys-0.13.0/build.rs:57:9
[INFO] [stderr]     19:     0x55c7deda655b - core::ops::function::FnOnce::call_once::h5d70e66f3b95ec8c
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55c7dedaf25e - std::sys_common::backtrace::__rust_begin_short_backtrace::h13a8d2a6fe06ce83
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x55c7deda8d51 - std::rt::lang_start::{{closure}}::h93423f71f16bda07
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/rt.rs:49:18
[INFO] [stderr]     22:     0x55c7deea08fa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55c7deea08fa - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x55c7deea08fa - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x55c7deea08fa - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x55c7deea08fa - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/rt.rs:34:21
[INFO] [stderr]     27:     0x55c7deda8d30 - std::rt::lang_start::h2208ab4ba09017c9
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/rt.rs:48:5
[INFO] [stderr]     28:     0x55c7deda4f2c - main
[INFO] [stderr]     29:     0x7f63b3ee30b3 - __libc_start_main
[INFO] [stderr]     30:     0x55c7ded9d9ee - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f753d951b6d91b38679ccaa0deac364a0b3750fbed8f65018d27f49f6b8e15ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f753d951b6d91b38679ccaa0deac364a0b3750fbed8f65018d27f49f6b8e15ab", kill_on_drop: false }`
[INFO] [stdout] f753d951b6d91b38679ccaa0deac364a0b3750fbed8f65018d27f49f6b8e15ab
