[INFO] fetching crate redbarn 0.0.1...
[INFO] testing redbarn-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate redbarn 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate redbarn 0.0.1 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 redbarn 0.0.1
[INFO] finished tweaking crates.io crate redbarn 0.0.1
[INFO] tweaked toml for crates.io crate redbarn 0.0.1 written to /workspace/builds/worker-15/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 35705b04f6afc506475b41937dc3f56bd8ffb12c9eeb57718820fe9c5694d27b
[INFO] running `Command { std: "docker" "start" "-a" "35705b04f6afc506475b41937dc3f56bd8ffb12c9eeb57718820fe9c5694d27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35705b04f6afc506475b41937dc3f56bd8ffb12c9eeb57718820fe9c5694d27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35705b04f6afc506475b41937dc3f56bd8ffb12c9eeb57718820fe9c5694d27b", kill_on_drop: false }`
[INFO] [stdout] 35705b04f6afc506475b41937dc3f56bd8ffb12c9eeb57718820fe9c5694d27b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] b086f5ce577b33f5ad00ff6e2d965e14e4a85bc822997ad7f046327559b1a0b6
[INFO] running `Command { std: "docker" "start" "-a" "b086f5ce577b33f5ad00ff6e2d965e14e4a85bc822997ad7f046327559b1a0b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling redbarn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "b086f5ce577b33f5ad00ff6e2d965e14e4a85bc822997ad7f046327559b1a0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b086f5ce577b33f5ad00ff6e2d965e14e4a85bc822997ad7f046327559b1a0b6", kill_on_drop: false }`
[INFO] [stdout] b086f5ce577b33f5ad00ff6e2d965e14e4a85bc822997ad7f046327559b1a0b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 04998a1b0415adcbb4d8c13425b58d05fc33aecb7f928d4e617f1ae8c49f4d1b
[INFO] running `Command { std: "docker" "start" "-a" "04998a1b0415adcbb4d8c13425b58d05fc33aecb7f928d4e617f1ae8c49f4d1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling redbarn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "04998a1b0415adcbb4d8c13425b58d05fc33aecb7f928d4e617f1ae8c49f4d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04998a1b0415adcbb4d8c13425b58d05fc33aecb7f928d4e617f1ae8c49f4d1b", kill_on_drop: false }`
[INFO] [stdout] 04998a1b0415adcbb4d8c13425b58d05fc33aecb7f928d4e617f1ae8c49f4d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ec9b7bbeca3ebe16b5631196f17c66a455e65014b635cd7936002867b9876bbc
[INFO] running `Command { std: "docker" "start" "-a" "ec9b7bbeca3ebe16b5631196f17c66a455e65014b635cd7936002867b9876bbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/redbarn-a11cf00059fbe78c)
[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 redbarn
[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" "ec9b7bbeca3ebe16b5631196f17c66a455e65014b635cd7936002867b9876bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9b7bbeca3ebe16b5631196f17c66a455e65014b635cd7936002867b9876bbc", kill_on_drop: false }`
[INFO] [stdout] ec9b7bbeca3ebe16b5631196f17c66a455e65014b635cd7936002867b9876bbc