[INFO] fetching crate mth_calc 0.1.6...
[INFO] testing mth_calc-0.1.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate mth_calc 0.1.6 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate mth_calc 0.1.6 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mth_calc 0.1.6
[INFO] finished tweaking crates.io crate mth_calc 0.1.6
[INFO] tweaked toml for crates.io crate mth_calc 0.1.6 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b87388018f64d3faec7f4b34a5407fff9eaa21060be9ae3677ee5d28b91cb774
[INFO] running `Command { std: "docker" "start" "-a" "b87388018f64d3faec7f4b34a5407fff9eaa21060be9ae3677ee5d28b91cb774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b87388018f64d3faec7f4b34a5407fff9eaa21060be9ae3677ee5d28b91cb774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87388018f64d3faec7f4b34a5407fff9eaa21060be9ae3677ee5d28b91cb774", kill_on_drop: false }`
[INFO] [stdout] b87388018f64d3faec7f4b34a5407fff9eaa21060be9ae3677ee5d28b91cb774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb25793e6bafca5fc209ccd6e2a674dbb7f73bf69d542685c44beb3b03d72d0
[INFO] running `Command { std: "docker" "start" "-a" "1eb25793e6bafca5fc209ccd6e2a674dbb7f73bf69d542685c44beb3b03d72d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mth_calc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.02s
[INFO] running `Command { std: "docker" "inspect" "1eb25793e6bafca5fc209ccd6e2a674dbb7f73bf69d542685c44beb3b03d72d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb25793e6bafca5fc209ccd6e2a674dbb7f73bf69d542685c44beb3b03d72d0", kill_on_drop: false }`
[INFO] [stdout] 1eb25793e6bafca5fc209ccd6e2a674dbb7f73bf69d542685c44beb3b03d72d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9173ea4f5d6f1f234721105cc9fdf7e23c93ffc4acce7eaf61af57c3417b77e5
[INFO] running `Command { std: "docker" "start" "-a" "9173ea4f5d6f1f234721105cc9fdf7e23c93ffc4acce7eaf61af57c3417b77e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mth_calc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "9173ea4f5d6f1f234721105cc9fdf7e23c93ffc4acce7eaf61af57c3417b77e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9173ea4f5d6f1f234721105cc9fdf7e23c93ffc4acce7eaf61af57c3417b77e5", kill_on_drop: false }`
[INFO] [stdout] 9173ea4f5d6f1f234721105cc9fdf7e23c93ffc4acce7eaf61af57c3417b77e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a113edade48fcffaa3d373d7b5ad12bd7c3a9f81082e11a33182a1fb5168ad5b
[INFO] running `Command { std: "docker" "start" "-a" "a113edade48fcffaa3d373d7b5ad12bd7c3a9f81082e11a33182a1fb5168ad5b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mth_calc-b3ad06f706bdb9fc)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_calculates_result_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mth_calc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - run_on_all_cpus (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a113edade48fcffaa3d373d7b5ad12bd7c3a9f81082e11a33182a1fb5168ad5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a113edade48fcffaa3d373d7b5ad12bd7c3a9f81082e11a33182a1fb5168ad5b", kill_on_drop: false }`
[INFO] [stdout] a113edade48fcffaa3d373d7b5ad12bd7c3a9f81082e11a33182a1fb5168ad5b