[INFO] cloning repository https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-blaise%2FBenchmark-Study-C-Go-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-blaise%2FBenchmark-Study-C-Go-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3df39414f94e233cc3a2f3afcefa02dde5aeaf1
[INFO] building remi-blaise/Benchmark-Study-C-Go-Rust against master#a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 for pr-93180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremi-blaise%2FBenchmark-Study-C-Go-Rust" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust on toolchain a7f375789bab1a4e4a291c963081a8ca7d2b6bd7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust
[INFO] finished tweaking git repo https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust
[INFO] tweaked toml for git repo https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/remi-blaise/Benchmark-Study-C-Go-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 243c43e6b4993487cb663865938c723c257a965adb0ccf5ca651ce37be8ae3c3
[INFO] running `Command { std: "docker" "start" "-a" "243c43e6b4993487cb663865938c723c257a965adb0ccf5ca651ce37be8ae3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "243c43e6b4993487cb663865938c723c257a965adb0ccf5ca651ce37be8ae3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243c43e6b4993487cb663865938c723c257a965adb0ccf5ca651ce37be8ae3c3", kill_on_drop: false }`
[INFO] [stdout] 243c43e6b4993487cb663865938c723c257a965adb0ccf5ca651ce37be8ae3c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17bfaaf50f9cda13cbfee319ddc8dc7f3b3c0434405b32f2ec25f3e32d2ec60c
[INFO] running `Command { std: "docker" "start" "-a" "17bfaaf50f9cda13cbfee319ddc8dc7f3b3c0434405b32f2ec25f3e32d2ec60c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memrange v0.1.3
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling theban_interval_tree v0.7.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling shared_memory_derive v0.10.0
[INFO] [stderr]    Compiling shared_memory v0.10.0
[INFO] [stderr]    Compiling quick-xml v0.18.1
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Instant::now` that must be used
[INFO] [stdout]   --> bench/timers/1.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Instant::now();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bench`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serialization_3 --edition=2018 bench/serialization/3.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=243fd7edf3831ea3 -C extra-filename=-243fd7edf3831ea3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-9df9520d7884e063.rlib --extern hashers=/opt/rustwide/target/debug/deps/libhashers-098cf265bdab10be.rlib --extern nix=/opt/rustwide/target/debug/deps/libnix-e230aae5126f8d67.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-eb9508675e9d347f.rlib --extern quick_xml=/opt/rustwide/target/debug/deps/libquick_xml-19cdd0bbc8dd6010.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-08fa493c45042e28.rlib --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-0dc0287fb62b6719.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-68103174d441260d.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c5dedb89da30d525.rlib --extern shared_memory=/opt/rustwide/target/debug/deps/libshared_memory-6f3962c8db529658.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/rust-crypto-416cb17ddeeb2a1e/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "17bfaaf50f9cda13cbfee319ddc8dc7f3b3c0434405b32f2ec25f3e32d2ec60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17bfaaf50f9cda13cbfee319ddc8dc7f3b3c0434405b32f2ec25f3e32d2ec60c", kill_on_drop: false }`
[INFO] [stdout] 17bfaaf50f9cda13cbfee319ddc8dc7f3b3c0434405b32f2ec25f3e32d2ec60c