[INFO] fetching crate four-cc 0.1.0...
[INFO] testing four-cc-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate four-cc 0.1.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate four-cc 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 four-cc 0.1.0
[INFO] finished tweaking crates.io crate four-cc 0.1.0
[INFO] tweaked toml for crates.io crate four-cc 0.1.0 written to /workspace/builds/worker-42/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 2e328bd50df07d7fa88be80611ccfe61b296c6eb28fa546fb11709f59c797ff6
[INFO] running `Command { std: "docker" "start" "-a" "2e328bd50df07d7fa88be80611ccfe61b296c6eb28fa546fb11709f59c797ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e328bd50df07d7fa88be80611ccfe61b296c6eb28fa546fb11709f59c797ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e328bd50df07d7fa88be80611ccfe61b296c6eb28fa546fb11709f59c797ff6", kill_on_drop: false }`
[INFO] [stdout] 2e328bd50df07d7fa88be80611ccfe61b296c6eb28fa546fb11709f59c797ff6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] bf6cb71e7052173644701e908e55b9bdc6a69f89cdb55e7d26f2f276aee2b22f
[INFO] running `Command { std: "docker" "start" "-a" "bf6cb71e7052173644701e908e55b9bdc6a69f89cdb55e7d26f2f276aee2b22f", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "bf6cb71e7052173644701e908e55b9bdc6a69f89cdb55e7d26f2f276aee2b22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6cb71e7052173644701e908e55b9bdc6a69f89cdb55e7d26f2f276aee2b22f", kill_on_drop: false }`
[INFO] [stdout] bf6cb71e7052173644701e908e55b9bdc6a69f89cdb55e7d26f2f276aee2b22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 9b00033dd98f43ca58be40d69eea077c7aa3024948ed24928b348caadd362271
[INFO] running `Command { std: "docker" "start" "-a" "9b00033dd98f43ca58be40d69eea077c7aa3024948ed24928b348caadd362271", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "9b00033dd98f43ca58be40d69eea077c7aa3024948ed24928b348caadd362271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b00033dd98f43ca58be40d69eea077c7aa3024948ed24928b348caadd362271", kill_on_drop: false }`
[INFO] [stdout] 9b00033dd98f43ca58be40d69eea077c7aa3024948ed24928b348caadd362271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] bcfdb95450aa49acd353b633083daed4e73c47641404e73eaa879ac8964e9033
[INFO] running `Command { std: "docker" "start" "-a" "bcfdb95450aa49acd353b633083daed4e73c47641404e73eaa879ac8964e9033", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/four_cc-88b1f64093614e35)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::int_conversions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests four-cc
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 54) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcfdb95450aa49acd353b633083daed4e73c47641404e73eaa879ac8964e9033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcfdb95450aa49acd353b633083daed4e73c47641404e73eaa879ac8964e9033", kill_on_drop: false }`
[INFO] [stdout] bcfdb95450aa49acd353b633083daed4e73c47641404e73eaa879ac8964e9033