[INFO] fetching crate it 0.0.0...
[INFO] testing it-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate it 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate it 0.0.0 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 crates.io crate it 0.0.0
[INFO] finished tweaking crates.io crate it 0.0.0
[INFO] tweaked toml for crates.io crate it 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1ed3b7add81d337b3ebd84c38571f223c6a50ddc3c21523f8f3bfe10bf606879
[INFO] running `Command { std: "docker" "start" "-a" "1ed3b7add81d337b3ebd84c38571f223c6a50ddc3c21523f8f3bfe10bf606879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ed3b7add81d337b3ebd84c38571f223c6a50ddc3c21523f8f3bfe10bf606879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed3b7add81d337b3ebd84c38571f223c6a50ddc3c21523f8f3bfe10bf606879", kill_on_drop: false }`
[INFO] [stdout] 1ed3b7add81d337b3ebd84c38571f223c6a50ddc3c21523f8f3bfe10bf606879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2cc1deaadc2f5eb74cf1dea9e850817f544c5cd62a245257fb7bba651c1b0a1e
[INFO] running `Command { std: "docker" "start" "-a" "2cc1deaadc2f5eb74cf1dea9e850817f544c5cd62a245257fb7bba651c1b0a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling it v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "2cc1deaadc2f5eb74cf1dea9e850817f544c5cd62a245257fb7bba651c1b0a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc1deaadc2f5eb74cf1dea9e850817f544c5cd62a245257fb7bba651c1b0a1e", kill_on_drop: false }`
[INFO] [stdout] 2cc1deaadc2f5eb74cf1dea9e850817f544c5cd62a245257fb7bba651c1b0a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c31625c07d207f5313414c4ae0111e7c9d1cc29d2622517cf41e7a8aa125dabe
[INFO] running `Command { std: "docker" "start" "-a" "c31625c07d207f5313414c4ae0111e7c9d1cc29d2622517cf41e7a8aa125dabe", kill_on_drop: false }`
[INFO] [stderr]    Compiling it v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "c31625c07d207f5313414c4ae0111e7c9d1cc29d2622517cf41e7a8aa125dabe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31625c07d207f5313414c4ae0111e7c9d1cc29d2622517cf41e7a8aa125dabe", kill_on_drop: false }`
[INFO] [stdout] c31625c07d207f5313414c4ae0111e7c9d1cc29d2622517cf41e7a8aa125dabe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7ad9e3d0f8f6a4292d0148d64fdbd82f73367150036afc8d6c31cfb8262f0b4d
[INFO] running `Command { std: "docker" "start" "-a" "7ad9e3d0f8f6a4292d0148d64fdbd82f73367150036afc8d6c31cfb8262f0b4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/it-a53c205a22083bcd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests it
[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" "7ad9e3d0f8f6a4292d0148d64fdbd82f73367150036afc8d6c31cfb8262f0b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad9e3d0f8f6a4292d0148d64fdbd82f73367150036afc8d6c31cfb8262f0b4d", kill_on_drop: false }`
[INFO] [stdout] 7ad9e3d0f8f6a4292d0148d64fdbd82f73367150036afc8d6c31cfb8262f0b4d