[INFO] fetching crate do 0.1.0...
[INFO] testing do-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate do 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate do 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 do 0.1.0
[INFO] finished tweaking crates.io crate do 0.1.0
[INFO] tweaked toml for crates.io crate do 0.1.0 written to /workspace/builds/worker-9/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] [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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2a84cd1fdac67a9e54c2d71364e997293974ed7f6f6ca2773458236e45946ef9
[INFO] running `Command { std: "docker" "start" "-a" "2a84cd1fdac67a9e54c2d71364e997293974ed7f6f6ca2773458236e45946ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a84cd1fdac67a9e54c2d71364e997293974ed7f6f6ca2773458236e45946ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a84cd1fdac67a9e54c2d71364e997293974ed7f6f6ca2773458236e45946ef9", kill_on_drop: false }`
[INFO] [stdout] 2a84cd1fdac67a9e54c2d71364e997293974ed7f6f6ca2773458236e45946ef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 418d5c685c2cb961829213df7cd43f37e99622e1f3b5a15822abc5dcf30867a5
[INFO] running `Command { std: "docker" "start" "-a" "418d5c685c2cb961829213df7cd43f37e99622e1f3b5a15822abc5dcf30867a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling do v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "418d5c685c2cb961829213df7cd43f37e99622e1f3b5a15822abc5dcf30867a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418d5c685c2cb961829213df7cd43f37e99622e1f3b5a15822abc5dcf30867a5", kill_on_drop: false }`
[INFO] [stdout] 418d5c685c2cb961829213df7cd43f37e99622e1f3b5a15822abc5dcf30867a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 5548d54de700550baeab4a099897c317fddbae4c0e98b40f8289b3a58a832d07
[INFO] running `Command { std: "docker" "start" "-a" "5548d54de700550baeab4a099897c317fddbae4c0e98b40f8289b3a58a832d07", kill_on_drop: false }`
[INFO] [stderr]    Compiling do v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "5548d54de700550baeab4a099897c317fddbae4c0e98b40f8289b3a58a832d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5548d54de700550baeab4a099897c317fddbae4c0e98b40f8289b3a58a832d07", kill_on_drop: false }`
[INFO] [stdout] 5548d54de700550baeab4a099897c317fddbae4c0e98b40f8289b3a58a832d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 45eb75123be047c613bd951e289f3df031c2fa4298088498f6f82a4af7e500c9
[INFO] running `Command { std: "docker" "start" "-a" "45eb75123be047c613bd951e289f3df031c2fa4298088498f6f82a4af7e500c9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/do-a1fbd5c365fb5080)
[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" "45eb75123be047c613bd951e289f3df031c2fa4298088498f6f82a4af7e500c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45eb75123be047c613bd951e289f3df031c2fa4298088498f6f82a4af7e500c9", kill_on_drop: false }`
[INFO] [stdout] 45eb75123be047c613bd951e289f3df031c2fa4298088498f6f82a4af7e500c9