[INFO] fetching crate mybench 0.1.8...
[INFO] testing mybench-0.1.8 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mybench 0.1.8 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate mybench 0.1.8 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 crates.io crate mybench 0.1.8
[INFO] finished tweaking crates.io crate mybench 0.1.8
[INFO] tweaked toml for crates.io crate mybench 0.1.8 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 51ac5ea7131a9e4d89405a72d3318f5c9b5813ab18c3f44605cc56b0cd937014
[INFO] running `Command { std: "docker" "start" "-a" "51ac5ea7131a9e4d89405a72d3318f5c9b5813ab18c3f44605cc56b0cd937014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51ac5ea7131a9e4d89405a72d3318f5c9b5813ab18c3f44605cc56b0cd937014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ac5ea7131a9e4d89405a72d3318f5c9b5813ab18c3f44605cc56b0cd937014", kill_on_drop: false }`
[INFO] [stdout] 51ac5ea7131a9e4d89405a72d3318f5c9b5813ab18c3f44605cc56b0cd937014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 34fed0bd588755f858d1801bee53cbf76ebd381c272781585cf4164323a00939
[INFO] running `Command { std: "docker" "start" "-a" "34fed0bd588755f858d1801bee53cbf76ebd381c272781585cf4164323a00939", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mybench v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "34fed0bd588755f858d1801bee53cbf76ebd381c272781585cf4164323a00939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34fed0bd588755f858d1801bee53cbf76ebd381c272781585cf4164323a00939", kill_on_drop: false }`
[INFO] [stdout] 34fed0bd588755f858d1801bee53cbf76ebd381c272781585cf4164323a00939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 519def34c95beee7006b3cc58673ddac0329504ce3e9d66b10aeb183d02a654b
[INFO] running `Command { std: "docker" "start" "-a" "519def34c95beee7006b3cc58673ddac0329504ce3e9d66b10aeb183d02a654b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mybench v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mybench-168624c0ef925878)
[INFO] [stderr]   Executable tests/mybench.rs (/opt/rustwide/target/debug/deps/mybench-b68166c1351e7073)
[INFO] running `Command { std: "docker" "inspect" "519def34c95beee7006b3cc58673ddac0329504ce3e9d66b10aeb183d02a654b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519def34c95beee7006b3cc58673ddac0329504ce3e9d66b10aeb183d02a654b", kill_on_drop: false }`
[INFO] [stdout] 519def34c95beee7006b3cc58673ddac0329504ce3e9d66b10aeb183d02a654b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 6e963ec7611c36a64e24e7cd097d4a19f883dd90d2f2e97688f0fac022d48685
[INFO] running `Command { std: "docker" "start" "-a" "6e963ec7611c36a64e24e7cd097d4a19f883dd90d2f2e97688f0fac022d48685", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mybench-168624c0ef925878)
[INFO] [stdout] test tests::bench_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.62s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mybench.rs (/opt/rustwide/target/debug/deps/mybench-b68166c1351e7073)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test bench_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.89s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mybench
[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" "6e963ec7611c36a64e24e7cd097d4a19f883dd90d2f2e97688f0fac022d48685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e963ec7611c36a64e24e7cd097d4a19f883dd90d2f2e97688f0fac022d48685", kill_on_drop: false }`
[INFO] [stdout] 6e963ec7611c36a64e24e7cd097d4a19f883dd90d2f2e97688f0fac022d48685