[INFO] fetching crate knightrs 0.8.12...
[INFO] testing knightrs-0.8.12 against 1.55.0 for beta-1.56-1
[INFO] extracting crate knightrs 0.8.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate knightrs 0.8.12 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 knightrs 0.8.12
[INFO] finished tweaking crates.io crate knightrs 0.8.12
[INFO] tweaked toml for crates.io crate knightrs 0.8.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate knightrs 0.8.12 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 30b08c3ef94ba4b78f3fabb1ad5226de8a895c9e5c61030b8d4ccca328550b85
[INFO] running `Command { std: "docker" "start" "-a" "30b08c3ef94ba4b78f3fabb1ad5226de8a895c9e5c61030b8d4ccca328550b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b08c3ef94ba4b78f3fabb1ad5226de8a895c9e5c61030b8d4ccca328550b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b08c3ef94ba4b78f3fabb1ad5226de8a895c9e5c61030b8d4ccca328550b85", kill_on_drop: false }`
[INFO] [stdout] 30b08c3ef94ba4b78f3fabb1ad5226de8a895c9e5c61030b8d4ccca328550b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7aadd89e2420ff492e422f93997f2968578c3a89b801786d10d85b5a84eb9ca5
[INFO] running `Command { std: "docker" "start" "-a" "7aadd89e2420ff492e422f93997f2968578c3a89b801786d10d85b5a84eb9ca5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling knightrs v0.8.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.67s
[INFO] running `Command { std: "docker" "inspect" "7aadd89e2420ff492e422f93997f2968578c3a89b801786d10d85b5a84eb9ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aadd89e2420ff492e422f93997f2968578c3a89b801786d10d85b5a84eb9ca5", kill_on_drop: false }`
[INFO] [stdout] 7aadd89e2420ff492e422f93997f2968578c3a89b801786d10d85b5a84eb9ca5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4df2d6dcac25ca07a79d93b800527ef61355bd5d27e51c15c2a9da5a3a271a14
[INFO] running `Command { std: "docker" "start" "-a" "4df2d6dcac25ca07a79d93b800527ef61355bd5d27e51c15c2a9da5a3a271a14", kill_on_drop: false }`
[INFO] [stderr]    Compiling knightrs v0.8.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "4df2d6dcac25ca07a79d93b800527ef61355bd5d27e51c15c2a9da5a3a271a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df2d6dcac25ca07a79d93b800527ef61355bd5d27e51c15c2a9da5a3a271a14", kill_on_drop: false }`
[INFO] [stdout] 4df2d6dcac25ca07a79d93b800527ef61355bd5d27e51c15c2a9da5a3a271a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c4fe4bf5cc549824f2bfe410bc7a1b576a1a3ae3ff20e7e56debf1b5fb701d83
[INFO] running `Command { std: "docker" "start" "-a" "c4fe4bf5cc549824f2bfe410bc7a1b576a1a3ae3ff20e7e56debf1b5fb701d83", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knightrs-464d2a331790951e)
[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] [stderr]    Doc-tests knightrs
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/environment.rs - environment::Environment (line 27) - compile ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::is_assigned (line 83) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::builder (line 89) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::assign (line 106) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::fetch (line 126) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::get (line 106) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::new (line 73) ... ok
[INFO] [stdout] test src/environment/variable.rs - environment::variable::Variable::name (line 68) ... ok
[INFO] [stdout] test src/environment.rs - environment::Environment::system (line 131) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4fe4bf5cc549824f2bfe410bc7a1b576a1a3ae3ff20e7e56debf1b5fb701d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fe4bf5cc549824f2bfe410bc7a1b576a1a3ae3ff20e7e56debf1b5fb701d83", kill_on_drop: false }`
[INFO] [stdout] c4fe4bf5cc549824f2bfe410bc7a1b576a1a3ae3ff20e7e56debf1b5fb701d83