[INFO] cloning repository https://github.com/pranav97/rust-linear
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pranav97/rust-linear" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpranav97%2Frust-linear", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpranav97%2Frust-linear'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ebdb86511f066414708f5534a0b46c64561e2e2
[INFO] testing pranav97/rust-linear against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpranav97%2Frust-linear" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pranav97/rust-linear on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pranav97/rust-linear
[INFO] finished tweaking git repo https://github.com/pranav97/rust-linear
[INFO] tweaked toml for git repo https://github.com/pranav97/rust-linear written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/pranav97/rust-linear already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded libc v0.2.67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9041be339098c3f340fde9347fefa492f6f26346242ec917bd751d75506b8778
[INFO] running `Command { std: "docker" "start" "-a" "9041be339098c3f340fde9347fefa492f6f26346242ec917bd751d75506b8778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9041be339098c3f340fde9347fefa492f6f26346242ec917bd751d75506b8778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9041be339098c3f340fde9347fefa492f6f26346242ec917bd751d75506b8778", kill_on_drop: false }`
[INFO] [stdout] 9041be339098c3f340fde9347fefa492f6f26346242ec917bd751d75506b8778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0b7888ec49d6f32e746ee97c4fd5d8119bf21e45df09c9db86ae9bc89df4c09
[INFO] running `Command { std: "docker" "start" "-a" "e0b7888ec49d6f32e746ee97c4fd5d8119bf21e45df09c9db86ae9bc89df4c09", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling single_thread v0.1.0 (/opt/rustwide/workdir/single_thread)
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling multi_thread v0.1.0 (/opt/rustwide/workdir/multi_thread)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.43s
[INFO] running `Command { std: "docker" "inspect" "e0b7888ec49d6f32e746ee97c4fd5d8119bf21e45df09c9db86ae9bc89df4c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b7888ec49d6f32e746ee97c4fd5d8119bf21e45df09c9db86ae9bc89df4c09", kill_on_drop: false }`
[INFO] [stdout] e0b7888ec49d6f32e746ee97c4fd5d8119bf21e45df09c9db86ae9bc89df4c09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f05ad3eacd058018ee29a47e40b7dc0ad7bfb38ff3fabc79cb9357834434d0f
[INFO] running `Command { std: "docker" "start" "-a" "2f05ad3eacd058018ee29a47e40b7dc0ad7bfb38ff3fabc79cb9357834434d0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling single_thread v0.1.0 (/opt/rustwide/workdir/single_thread)
[INFO] [stderr]    Compiling multi_thread v0.1.0 (/opt/rustwide/workdir/multi_thread)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "2f05ad3eacd058018ee29a47e40b7dc0ad7bfb38ff3fabc79cb9357834434d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f05ad3eacd058018ee29a47e40b7dc0ad7bfb38ff3fabc79cb9357834434d0f", kill_on_drop: false }`
[INFO] [stdout] 2f05ad3eacd058018ee29a47e40b7dc0ad7bfb38ff3fabc79cb9357834434d0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e24bc21fe05db494bed9f272c2656d2548325ac583c65fd20afbfebc5649c6bf
[INFO] running `Command { std: "docker" "start" "-a" "e24bc21fe05db494bed9f272c2656d2548325ac583c65fd20afbfebc5649c6bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multi_thread-35026ba965ef4b74)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/single_thread-bf576f3c3a4a3021)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e24bc21fe05db494bed9f272c2656d2548325ac583c65fd20afbfebc5649c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e24bc21fe05db494bed9f272c2656d2548325ac583c65fd20afbfebc5649c6bf", kill_on_drop: false }`
[INFO] [stdout] e24bc21fe05db494bed9f272c2656d2548325ac583c65fd20afbfebc5649c6bf