[INFO] fetching crate hacspec-attributes 0.1.0-beta.1...
[INFO] testing hacspec-attributes-0.1.0-beta.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hacspec-attributes 0.1.0-beta.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate hacspec-attributes 0.1.0-beta.1 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 hacspec-attributes 0.1.0-beta.1
[INFO] finished tweaking crates.io crate hacspec-attributes 0.1.0-beta.1
[INFO] tweaked toml for crates.io crate hacspec-attributes 0.1.0-beta.1 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8f2d3a6569451608e6952fdfe930567e2f5ab961b09278ddbade4e9b311b8ac1
[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" "8f2d3a6569451608e6952fdfe930567e2f5ab961b09278ddbade4e9b311b8ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2d3a6569451608e6952fdfe930567e2f5ab961b09278ddbade4e9b311b8ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2d3a6569451608e6952fdfe930567e2f5ab961b09278ddbade4e9b311b8ac1", kill_on_drop: false }`
[INFO] [stdout] 8f2d3a6569451608e6952fdfe930567e2f5ab961b09278ddbade4e9b311b8ac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ebc0810f15b122060f356b5cda5cd82780f9ddce7e7e965a23fb9e2c9c39811
[INFO] running `Command { std: "docker" "start" "-a" "2ebc0810f15b122060f356b5cda5cd82780f9ddce7e7e965a23fb9e2c9c39811", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling hacspec-util v0.1.0-beta.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling hacspec-attributes v0.1.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.28s
[INFO] running `Command { std: "docker" "inspect" "2ebc0810f15b122060f356b5cda5cd82780f9ddce7e7e965a23fb9e2c9c39811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ebc0810f15b122060f356b5cda5cd82780f9ddce7e7e965a23fb9e2c9c39811", kill_on_drop: false }`
[INFO] [stdout] 2ebc0810f15b122060f356b5cda5cd82780f9ddce7e7e965a23fb9e2c9c39811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f49622f8bf66ae663e68e498a143d1f1d7e212cf67250c3ba5a3ddba841628b4
[INFO] running `Command { std: "docker" "start" "-a" "f49622f8bf66ae663e68e498a143d1f1d7e212cf67250c3ba5a3ddba841628b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hacspec-attributes v0.1.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f49622f8bf66ae663e68e498a143d1f1d7e212cf67250c3ba5a3ddba841628b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49622f8bf66ae663e68e498a143d1f1d7e212cf67250c3ba5a3ddba841628b4", kill_on_drop: false }`
[INFO] [stdout] f49622f8bf66ae663e68e498a143d1f1d7e212cf67250c3ba5a3ddba841628b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8812502fa4c1fb6c3e1b880be94ee05fa2aef450618fda3d8dd2aee482475061
[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" "8812502fa4c1fb6c3e1b880be94ee05fa2aef450618fda3d8dd2aee482475061", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hacspec_attributes-96b4b1c717c1a8c1)
[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 hacspec-attributes
[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" "8812502fa4c1fb6c3e1b880be94ee05fa2aef450618fda3d8dd2aee482475061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8812502fa4c1fb6c3e1b880be94ee05fa2aef450618fda3d8dd2aee482475061", kill_on_drop: false }`
[INFO] [stdout] 8812502fa4c1fb6c3e1b880be94ee05fa2aef450618fda3d8dd2aee482475061