[INFO] fetching crate countdown 0.1.2...
[INFO] testing countdown-0.1.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate countdown 0.1.2 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate countdown 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate countdown 0.1.2
[INFO] finished tweaking crates.io crate countdown 0.1.2
[INFO] tweaked toml for crates.io crate countdown 0.1.2 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ba4ecad35d9d1723c13b78e4779889bc1e90d4f95c79d0fb56cfd90727d5ea4
[INFO] running `Command { std: "docker" "start" "-a" "8ba4ecad35d9d1723c13b78e4779889bc1e90d4f95c79d0fb56cfd90727d5ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba4ecad35d9d1723c13b78e4779889bc1e90d4f95c79d0fb56cfd90727d5ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba4ecad35d9d1723c13b78e4779889bc1e90d4f95c79d0fb56cfd90727d5ea4", kill_on_drop: false }`
[INFO] [stdout] 8ba4ecad35d9d1723c13b78e4779889bc1e90d4f95c79d0fb56cfd90727d5ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bdd5afc4a9e99efe64617faece78ecde5911983fb65cc83fb0c3d048c16b82b
[INFO] running `Command { std: "docker" "start" "-a" "1bdd5afc4a9e99efe64617faece78ecde5911983fb65cc83fb0c3d048c16b82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling countdown v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "1bdd5afc4a9e99efe64617faece78ecde5911983fb65cc83fb0c3d048c16b82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bdd5afc4a9e99efe64617faece78ecde5911983fb65cc83fb0c3d048c16b82b", kill_on_drop: false }`
[INFO] [stdout] 1bdd5afc4a9e99efe64617faece78ecde5911983fb65cc83fb0c3d048c16b82b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a03d039597ffb71ced02fe13c1483eeb53a9ea6c2a2c13148dcc672c1096378
[INFO] running `Command { std: "docker" "start" "-a" "9a03d039597ffb71ced02fe13c1483eeb53a9ea6c2a2c13148dcc672c1096378", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling countdown v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "9a03d039597ffb71ced02fe13c1483eeb53a9ea6c2a2c13148dcc672c1096378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a03d039597ffb71ced02fe13c1483eeb53a9ea6c2a2c13148dcc672c1096378", kill_on_drop: false }`
[INFO] [stdout] 9a03d039597ffb71ced02fe13c1483eeb53a9ea6c2a2c13148dcc672c1096378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 683a47b7b64088e8376a45eaf75b6e02d71ce1a6cc6109cd75b05f3774629daf
[INFO] running `Command { std: "docker" "start" "-a" "683a47b7b64088e8376a45eaf75b6e02d71ce1a6cc6109cd75b05f3774629daf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/countdown-b7991c4b92242816)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/countdown-9ee4f13e36389174)
[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] [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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests countdown
[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" "683a47b7b64088e8376a45eaf75b6e02d71ce1a6cc6109cd75b05f3774629daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683a47b7b64088e8376a45eaf75b6e02d71ce1a6cc6109cd75b05f3774629daf", kill_on_drop: false }`
[INFO] [stdout] 683a47b7b64088e8376a45eaf75b6e02d71ce1a6cc6109cd75b05f3774629daf
