[INFO] cloning repository https://github.com/alamb/rust_tokio_overhead
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alamb/rust_tokio_overhead" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falamb%2Frust_tokio_overhead", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falamb%2Frust_tokio_overhead'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44af53837e5c7479f37fd489c679d2f288cf3ab5
[INFO] testing alamb/rust_tokio_overhead against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falamb%2Frust_tokio_overhead" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alamb/rust_tokio_overhead on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alamb/rust_tokio_overhead
[INFO] finished tweaking git repo https://github.com/alamb/rust_tokio_overhead
[INFO] tweaked toml for git repo https://github.com/alamb/rust_tokio_overhead written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/alamb/rust_tokio_overhead already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df867efe6ae51b5b2d7114a8473f5d2c11d5fc9aa6bcd8bcc6dffe9872c6afe3
[INFO] running `Command { std: "docker" "start" "-a" "df867efe6ae51b5b2d7114a8473f5d2c11d5fc9aa6bcd8bcc6dffe9872c6afe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df867efe6ae51b5b2d7114a8473f5d2c11d5fc9aa6bcd8bcc6dffe9872c6afe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df867efe6ae51b5b2d7114a8473f5d2c11d5fc9aa6bcd8bcc6dffe9872c6afe3", kill_on_drop: false }`
[INFO] [stdout] df867efe6ae51b5b2d7114a8473f5d2c11d5fc9aa6bcd8bcc6dffe9872c6afe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7559395ca4ad7f2eaa5509c8cb3d0f6ec074ecae0ccd97fa0594c17e856e09c0
[INFO] running `Command { std: "docker" "start" "-a" "7559395ca4ad7f2eaa5509c8cb3d0f6ec074ecae0ccd97fa0594c17e856e09c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling lexical-util v0.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling lexical-write-integer v0.8.0
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling lexical-write-float v0.8.2
[INFO] [stderr]    Compiling lexical-parse-float v0.8.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling lexical-core v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling flatbuffers v2.0.0
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling arrow v6.4.0
[INFO] [stderr]    Compiling rust_tokio_overhead v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.30s
[INFO] running `Command { std: "docker" "inspect" "7559395ca4ad7f2eaa5509c8cb3d0f6ec074ecae0ccd97fa0594c17e856e09c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7559395ca4ad7f2eaa5509c8cb3d0f6ec074ecae0ccd97fa0594c17e856e09c0", kill_on_drop: false }`
[INFO] [stdout] 7559395ca4ad7f2eaa5509c8cb3d0f6ec074ecae0ccd97fa0594c17e856e09c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5d99d676701361bb2777c502ddf46168fea009f323685dc3d705ba44fa7230e
[INFO] running `Command { std: "docker" "start" "-a" "a5d99d676701361bb2777c502ddf46168fea009f323685dc3d705ba44fa7230e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tokio_overhead v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tokio_overhead-450eee62515ede06)
[INFO] running `Command { std: "docker" "inspect" "a5d99d676701361bb2777c502ddf46168fea009f323685dc3d705ba44fa7230e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d99d676701361bb2777c502ddf46168fea009f323685dc3d705ba44fa7230e", kill_on_drop: false }`
[INFO] [stdout] a5d99d676701361bb2777c502ddf46168fea009f323685dc3d705ba44fa7230e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c35a498008d7e1592e407201cfdb74e9d76fdffd0c9ba89a0f769fc19f53d604
[INFO] running `Command { std: "docker" "start" "-a" "c35a498008d7e1592e407201cfdb74e9d76fdffd0c9ba89a0f769fc19f53d604", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tokio_overhead-450eee62515ede06)
[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" "c35a498008d7e1592e407201cfdb74e9d76fdffd0c9ba89a0f769fc19f53d604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35a498008d7e1592e407201cfdb74e9d76fdffd0c9ba89a0f769fc19f53d604", kill_on_drop: false }`
[INFO] [stdout] c35a498008d7e1592e407201cfdb74e9d76fdffd0c9ba89a0f769fc19f53d604