[INFO] fetching crate kib 4.0.0...
[INFO] testing kib-4.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kib 4.0.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate kib 4.0.0 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 kib 4.0.0
[INFO] finished tweaking crates.io crate kib 4.0.0
[INFO] tweaked toml for crates.io crate kib 4.0.0 written to /workspace/builds/worker-60/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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 2c40b3c903b6d14b9c65d2ca719b155c51222c3cd16750a951847c33ad7b4c53
[INFO] running `Command { std: "docker" "start" "-a" "2c40b3c903b6d14b9c65d2ca719b155c51222c3cd16750a951847c33ad7b4c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c40b3c903b6d14b9c65d2ca719b155c51222c3cd16750a951847c33ad7b4c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c40b3c903b6d14b9c65d2ca719b155c51222c3cd16750a951847c33ad7b4c53", kill_on_drop: false }`
[INFO] [stdout] 2c40b3c903b6d14b9c65d2ca719b155c51222c3cd16750a951847c33ad7b4c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 5922c849dc7eb0937067155e70ea17f7a875234a217065df8d2bf098c0eae34e
[INFO] running `Command { std: "docker" "start" "-a" "5922c849dc7eb0937067155e70ea17f7a875234a217065df8d2bf098c0eae34e", kill_on_drop: false }`
[INFO] [stderr]    Compiling kib v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "5922c849dc7eb0937067155e70ea17f7a875234a217065df8d2bf098c0eae34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5922c849dc7eb0937067155e70ea17f7a875234a217065df8d2bf098c0eae34e", kill_on_drop: false }`
[INFO] [stdout] 5922c849dc7eb0937067155e70ea17f7a875234a217065df8d2bf098c0eae34e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 3093b71b118aae6604e5ec1cd8d7bbf6f966b6c4fe56c46479b33adede272b96
[INFO] running `Command { std: "docker" "start" "-a" "3093b71b118aae6604e5ec1cd8d7bbf6f966b6c4fe56c46479b33adede272b96", kill_on_drop: false }`
[INFO] [stderr]    Compiling kib v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "3093b71b118aae6604e5ec1cd8d7bbf6f966b6c4fe56c46479b33adede272b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3093b71b118aae6604e5ec1cd8d7bbf6f966b6c4fe56c46479b33adede272b96", kill_on_drop: false }`
[INFO] [stdout] 3093b71b118aae6604e5ec1cd8d7bbf6f966b6c4fe56c46479b33adede272b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] a5dcecef890c7188aad4b63283ee2ef872b094eca66b26807042079a67abe296
[INFO] running `Command { std: "docker" "start" "-a" "a5dcecef890c7188aad4b63283ee2ef872b094eca66b26807042079a67abe296", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kib-2911b5776b0d0601)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests ... ok
[INFO] [stdout] test test_crate_version ... 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]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-214c2ad5afbab101)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test formats ... ok
[INFO] [stdout] test units ... 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 kib
[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" "a5dcecef890c7188aad4b63283ee2ef872b094eca66b26807042079a67abe296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5dcecef890c7188aad4b63283ee2ef872b094eca66b26807042079a67abe296", kill_on_drop: false }`
[INFO] [stdout] a5dcecef890c7188aad4b63283ee2ef872b094eca66b26807042079a67abe296