[INFO] fetching crate mvec 0.0.0...
[INFO] testing mvec-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mvec 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate mvec 0.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mvec 0.0.0
[INFO] finished tweaking crates.io crate mvec 0.0.0
[INFO] tweaked toml for crates.io crate mvec 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc9e283908b41c6b0330e70e5c58a0c39fda8bb4c41384af626338bdd4d386f1
[INFO] running `Command { std: "docker" "start" "-a" "fc9e283908b41c6b0330e70e5c58a0c39fda8bb4c41384af626338bdd4d386f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc9e283908b41c6b0330e70e5c58a0c39fda8bb4c41384af626338bdd4d386f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9e283908b41c6b0330e70e5c58a0c39fda8bb4c41384af626338bdd4d386f1", kill_on_drop: false }`
[INFO] [stdout] fc9e283908b41c6b0330e70e5c58a0c39fda8bb4c41384af626338bdd4d386f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70de1f79f66aa97cf6593f363d88209cfacb8bf04a524179fa3f760bb26b41bb
[INFO] running `Command { std: "docker" "start" "-a" "70de1f79f66aa97cf6593f363d88209cfacb8bf04a524179fa3f760bb26b41bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling mvec v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "70de1f79f66aa97cf6593f363d88209cfacb8bf04a524179fa3f760bb26b41bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70de1f79f66aa97cf6593f363d88209cfacb8bf04a524179fa3f760bb26b41bb", kill_on_drop: false }`
[INFO] [stdout] 70de1f79f66aa97cf6593f363d88209cfacb8bf04a524179fa3f760bb26b41bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca19cddbd22f960f8a953c83abbe8e58c9816602b7df4b63f87e932413bbc1e
[INFO] running `Command { std: "docker" "start" "-a" "eca19cddbd22f960f8a953c83abbe8e58c9816602b7df4b63f87e932413bbc1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mvec v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "eca19cddbd22f960f8a953c83abbe8e58c9816602b7df4b63f87e932413bbc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca19cddbd22f960f8a953c83abbe8e58c9816602b7df4b63f87e932413bbc1e", kill_on_drop: false }`
[INFO] [stdout] eca19cddbd22f960f8a953c83abbe8e58c9816602b7df4b63f87e932413bbc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a53100d2964d55f27e1f925db120c857992336158d3c010a39e3c56fd9b39b8
[INFO] running `Command { std: "docker" "start" "-a" "4a53100d2964d55f27e1f925db120c857992336158d3c010a39e3c56fd9b39b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mvec-f1289063aa675701)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mvec
[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] [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" "4a53100d2964d55f27e1f925db120c857992336158d3c010a39e3c56fd9b39b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a53100d2964d55f27e1f925db120c857992336158d3c010a39e3c56fd9b39b8", kill_on_drop: false }`
[INFO] [stdout] 4a53100d2964d55f27e1f925db120c857992336158d3c010a39e3c56fd9b39b8