[INFO] fetching crate checkers-macros 0.6.0...
[INFO] testing checkers-macros-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate checkers-macros 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate checkers-macros 0.6.0 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 checkers-macros 0.6.0
[INFO] finished tweaking crates.io crate checkers-macros 0.6.0
[INFO] tweaked toml for crates.io crate checkers-macros 0.6.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 084dc5deecfef6e56db35cd433b63f57eb0c291134767814d90cba4946ef6a2f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "084dc5deecfef6e56db35cd433b63f57eb0c291134767814d90cba4946ef6a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "084dc5deecfef6e56db35cd433b63f57eb0c291134767814d90cba4946ef6a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "084dc5deecfef6e56db35cd433b63f57eb0c291134767814d90cba4946ef6a2f", kill_on_drop: false }`
[INFO] [stdout] 084dc5deecfef6e56db35cd433b63f57eb0c291134767814d90cba4946ef6a2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3ae2094398e44ed39c0b8bc53f17d8947bd2955bf1d2aaed369dc86d0579d75f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ae2094398e44ed39c0b8bc53f17d8947bd2955bf1d2aaed369dc86d0579d75f", kill_on_drop: false }`
[INFO] [stderr]    Compiling checkers-macros v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "3ae2094398e44ed39c0b8bc53f17d8947bd2955bf1d2aaed369dc86d0579d75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae2094398e44ed39c0b8bc53f17d8947bd2955bf1d2aaed369dc86d0579d75f", kill_on_drop: false }`
[INFO] [stdout] 3ae2094398e44ed39c0b8bc53f17d8947bd2955bf1d2aaed369dc86d0579d75f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 778b4452b9b0074ab892c441e1b00d4e5683fc340acd15101cdc8e252c079a15
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "778b4452b9b0074ab892c441e1b00d4e5683fc340acd15101cdc8e252c079a15", 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] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling checkers-macros v0.6.0
[INFO] [stderr]    Compiling checkers v0.6.0
[INFO] [stderr]    Compiling checkers-macros v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "778b4452b9b0074ab892c441e1b00d4e5683fc340acd15101cdc8e252c079a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778b4452b9b0074ab892c441e1b00d4e5683fc340acd15101cdc8e252c079a15", kill_on_drop: false }`
[INFO] [stdout] 778b4452b9b0074ab892c441e1b00d4e5683fc340acd15101cdc8e252c079a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a412238e5c73f7e9349e3062251872ae4e4c38e2a75b10d2b665d1eb7e565843
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a412238e5c73f7e9349e3062251872ae4e4c38e2a75b10d2b665d1eb7e565843", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/checkers_macros-4ef4c613e513de68)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests checkers-macros
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - test (line 19) ... ok
[INFO] [stdout] test src/lib.rs - test (line 46) ... ok
[INFO] [stdout] test src/lib.rs - test (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a412238e5c73f7e9349e3062251872ae4e4c38e2a75b10d2b665d1eb7e565843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a412238e5c73f7e9349e3062251872ae4e4c38e2a75b10d2b665d1eb7e565843", kill_on_drop: false }`
[INFO] [stdout] a412238e5c73f7e9349e3062251872ae4e4c38e2a75b10d2b665d1eb7e565843