[INFO] fetching crate contract 0.0.0...
[INFO] testing contract-0.0.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate contract 0.0.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate contract 0.0.0 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 contract 0.0.0
[INFO] finished tweaking crates.io crate contract 0.0.0
[INFO] tweaked toml for crates.io crate contract 0.0.0 written to /workspace/builds/worker-57/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] c91e13559eb7d15f9bd137aeb8afe04d4e5a32136cfcc71eaab881b5ae14670a
[INFO] running `Command { std: "docker" "start" "-a" "c91e13559eb7d15f9bd137aeb8afe04d4e5a32136cfcc71eaab881b5ae14670a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c91e13559eb7d15f9bd137aeb8afe04d4e5a32136cfcc71eaab881b5ae14670a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91e13559eb7d15f9bd137aeb8afe04d4e5a32136cfcc71eaab881b5ae14670a", kill_on_drop: false }`
[INFO] [stdout] c91e13559eb7d15f9bd137aeb8afe04d4e5a32136cfcc71eaab881b5ae14670a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 5b580cb21a6880c8816197c249f2bac3d84c24881d6b41aa53635b5754115929
[INFO] running `Command { std: "docker" "start" "-a" "5b580cb21a6880c8816197c249f2bac3d84c24881d6b41aa53635b5754115929", kill_on_drop: false }`
[INFO] [stderr]    Compiling contract v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "5b580cb21a6880c8816197c249f2bac3d84c24881d6b41aa53635b5754115929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b580cb21a6880c8816197c249f2bac3d84c24881d6b41aa53635b5754115929", kill_on_drop: false }`
[INFO] [stdout] 5b580cb21a6880c8816197c249f2bac3d84c24881d6b41aa53635b5754115929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 6d4b692ec15222f2b57957820c2d69996c829b93898dcc0d49a9019a03463c35
[INFO] running `Command { std: "docker" "start" "-a" "6d4b692ec15222f2b57957820c2d69996c829b93898dcc0d49a9019a03463c35", kill_on_drop: false }`
[INFO] [stderr]    Compiling contract v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "6d4b692ec15222f2b57957820c2d69996c829b93898dcc0d49a9019a03463c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4b692ec15222f2b57957820c2d69996c829b93898dcc0d49a9019a03463c35", kill_on_drop: false }`
[INFO] [stdout] 6d4b692ec15222f2b57957820c2d69996c829b93898dcc0d49a9019a03463c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] b64edba3f5982acebe1696e1744817de4fe426c588786a4d4ffaefa7c994ba69
[INFO] running `Command { std: "docker" "start" "-a" "b64edba3f5982acebe1696e1744817de4fe426c588786a4d4ffaefa7c994ba69", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/contract-ade3673ff7c27aaf)
[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 contract
[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" "b64edba3f5982acebe1696e1744817de4fe426c588786a4d4ffaefa7c994ba69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64edba3f5982acebe1696e1744817de4fe426c588786a4d4ffaefa7c994ba69", kill_on_drop: false }`
[INFO] [stdout] b64edba3f5982acebe1696e1744817de4fe426c588786a4d4ffaefa7c994ba69
