[INFO] fetching crate micro-rs 0.1.0...
[INFO] testing micro-rs-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate micro-rs 0.1.0 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate micro-rs 0.1.0 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 micro-rs 0.1.0
[INFO] finished tweaking crates.io crate micro-rs 0.1.0
[INFO] tweaked toml for crates.io crate micro-rs 0.1.0 written to /workspace/builds/worker-118/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] [stderr]     Blocking waiting for file lock on package cache
[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-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 20afdc8e9b6cbea1fa762758c63af53847304eb8579ae8a768b98c1ceefdf965
[INFO] running `Command { std: "docker" "start" "-a" "20afdc8e9b6cbea1fa762758c63af53847304eb8579ae8a768b98c1ceefdf965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20afdc8e9b6cbea1fa762758c63af53847304eb8579ae8a768b98c1ceefdf965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20afdc8e9b6cbea1fa762758c63af53847304eb8579ae8a768b98c1ceefdf965", kill_on_drop: false }`
[INFO] [stdout] 20afdc8e9b6cbea1fa762758c63af53847304eb8579ae8a768b98c1ceefdf965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 6b5ca5ae9e3ee241d21b249501f68de897984af0eb73a274857e41ff7173300e
[INFO] running `Command { std: "docker" "start" "-a" "6b5ca5ae9e3ee241d21b249501f68de897984af0eb73a274857e41ff7173300e", kill_on_drop: false }`
[INFO] [stderr]    Compiling micro-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "6b5ca5ae9e3ee241d21b249501f68de897984af0eb73a274857e41ff7173300e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5ca5ae9e3ee241d21b249501f68de897984af0eb73a274857e41ff7173300e", kill_on_drop: false }`
[INFO] [stdout] 6b5ca5ae9e3ee241d21b249501f68de897984af0eb73a274857e41ff7173300e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] fc165d62d7d51ea952233d63f31db81d21c8e640e4a8bd9178483d8dc261aa3e
[INFO] running `Command { std: "docker" "start" "-a" "fc165d62d7d51ea952233d63f31db81d21c8e640e4a8bd9178483d8dc261aa3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling micro-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "fc165d62d7d51ea952233d63f31db81d21c8e640e4a8bd9178483d8dc261aa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc165d62d7d51ea952233d63f31db81d21c8e640e4a8bd9178483d8dc261aa3e", kill_on_drop: false }`
[INFO] [stdout] fc165d62d7d51ea952233d63f31db81d21c8e640e4a8bd9178483d8dc261aa3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] b74c49bacb75f8c8b624547eb9242ea445fc30bcea066952ab57c51297e63c50
[INFO] running `Command { std: "docker" "start" "-a" "b74c49bacb75f8c8b624547eb9242ea445fc30bcea066952ab57c51297e63c50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/micro_rs-2dd52aefc78a56ca)
[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 micro-rs
[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" "b74c49bacb75f8c8b624547eb9242ea445fc30bcea066952ab57c51297e63c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74c49bacb75f8c8b624547eb9242ea445fc30bcea066952ab57c51297e63c50", kill_on_drop: false }`
[INFO] [stdout] b74c49bacb75f8c8b624547eb9242ea445fc30bcea066952ab57c51297e63c50