[INFO] fetching crate contract 0.0.0...
[INFO] testing contract-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate contract 0.0.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate contract 0.0.0 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 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-11/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e604f25db8058f2e6b4152a45fafb8014afae15ebeecfbab442f1c1b9f142423
[INFO] running `Command { std: "docker" "start" "-a" "e604f25db8058f2e6b4152a45fafb8014afae15ebeecfbab442f1c1b9f142423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e604f25db8058f2e6b4152a45fafb8014afae15ebeecfbab442f1c1b9f142423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e604f25db8058f2e6b4152a45fafb8014afae15ebeecfbab442f1c1b9f142423", kill_on_drop: false }`
[INFO] [stdout] e604f25db8058f2e6b4152a45fafb8014afae15ebeecfbab442f1c1b9f142423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b984b9358a8f4e4919450714517db7c15a45b013cadad69d70487d23f561f7a3
[INFO] running `Command { std: "docker" "start" "-a" "b984b9358a8f4e4919450714517db7c15a45b013cadad69d70487d23f561f7a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling contract v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "b984b9358a8f4e4919450714517db7c15a45b013cadad69d70487d23f561f7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b984b9358a8f4e4919450714517db7c15a45b013cadad69d70487d23f561f7a3", kill_on_drop: false }`
[INFO] [stdout] b984b9358a8f4e4919450714517db7c15a45b013cadad69d70487d23f561f7a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] cd58b798542a4e5bf678efeb8bce6f7119e6c3378c285363244ff33fbb3a4035
[INFO] running `Command { std: "docker" "start" "-a" "cd58b798542a4e5bf678efeb8bce6f7119e6c3378c285363244ff33fbb3a4035", kill_on_drop: false }`
[INFO] [stderr]    Compiling contract v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "cd58b798542a4e5bf678efeb8bce6f7119e6c3378c285363244ff33fbb3a4035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd58b798542a4e5bf678efeb8bce6f7119e6c3378c285363244ff33fbb3a4035", kill_on_drop: false }`
[INFO] [stdout] cd58b798542a4e5bf678efeb8bce6f7119e6c3378c285363244ff33fbb3a4035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 46d803bcba91367c148228497e9964277b56f8838de4aa541d96e05a090460a5
[INFO] running `Command { std: "docker" "start" "-a" "46d803bcba91367c148228497e9964277b56f8838de4aa541d96e05a090460a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/contract-4d1a8fffab501c42)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests contract
[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] [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" "46d803bcba91367c148228497e9964277b56f8838de4aa541d96e05a090460a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d803bcba91367c148228497e9964277b56f8838de4aa541d96e05a090460a5", kill_on_drop: false }`
[INFO] [stdout] 46d803bcba91367c148228497e9964277b56f8838de4aa541d96e05a090460a5