[INFO] fetching crate cache_line_size 1.0.0...
[INFO] testing cache_line_size-1.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cache_line_size 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cache_line_size 1.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cache_line_size 1.0.0
[INFO] finished tweaking crates.io crate cache_line_size 1.0.0
[INFO] tweaked toml for crates.io crate cache_line_size 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", 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] a52371b6978c4c224498ec03f14608791c8e32894447e16d9e7b1c224d449e21
[INFO] running `Command { std: "docker" "start" "-a" "a52371b6978c4c224498ec03f14608791c8e32894447e16d9e7b1c224d449e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a52371b6978c4c224498ec03f14608791c8e32894447e16d9e7b1c224d449e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52371b6978c4c224498ec03f14608791c8e32894447e16d9e7b1c224d449e21", kill_on_drop: false }`
[INFO] [stdout] a52371b6978c4c224498ec03f14608791c8e32894447e16d9e7b1c224d449e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd13508d9a7132291d337895d7be231d3d31fdd1ebef7bb2ff47d47ec48464c5
[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" "dd13508d9a7132291d337895d7be231d3d31fdd1ebef7bb2ff47d47ec48464c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cache_line_size v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "dd13508d9a7132291d337895d7be231d3d31fdd1ebef7bb2ff47d47ec48464c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd13508d9a7132291d337895d7be231d3d31fdd1ebef7bb2ff47d47ec48464c5", kill_on_drop: false }`
[INFO] [stdout] dd13508d9a7132291d337895d7be231d3d31fdd1ebef7bb2ff47d47ec48464c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e0e12f31d30bd9c41cfe2ce073c09fd0caf31c5df903e896e07c419227379ac
[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" "8e0e12f31d30bd9c41cfe2ce073c09fd0caf31c5df903e896e07c419227379ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling cache_line_size v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `line_1`
[INFO] [stdout]   --> src/lib.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 |       pub line_1: CacheAligned<u8>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_2`
[INFO] [stdout]   --> src/lib.rs:61:7
[INFO] [stdout]    |
[INFO] [stdout] 61 |       pub line_2: CacheAligned<u8>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_3`
[INFO] [stdout]   --> src/lib.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 |       pub line_3: CacheAligned<u8>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "8e0e12f31d30bd9c41cfe2ce073c09fd0caf31c5df903e896e07c419227379ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0e12f31d30bd9c41cfe2ce073c09fd0caf31c5df903e896e07c419227379ac", kill_on_drop: false }`
[INFO] [stdout] 8e0e12f31d30bd9c41cfe2ce073c09fd0caf31c5df903e896e07c419227379ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d249b1239c34cd72a455b29eafc02e4f11e416e7a8c3d56bd4710fb37d2545e
[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" "4d249b1239c34cd72a455b29eafc02e4f11e416e7a8c3d56bd4710fb37d2545e", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `line_1`
[INFO] [stderr]   --> src/lib.rs:60:7
[INFO] [stderr]    |
[INFO] [stderr] 60 |       pub line_1: CacheAligned<u8>,
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_2`
[INFO] [stderr]   --> src/lib.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |       pub line_2: CacheAligned<u8>,
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_3`
[INFO] [stderr]   --> src/lib.rs:62:7
[INFO] [stderr]    |
[INFO] [stderr] 62 |       pub line_3: CacheAligned<u8>,
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cache_line_size-5df24cc442e89e9d)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_is_three_lines ... ok
[INFO] [stderr]    Doc-tests cache_line_size
[INFO] [stdout] test tests::it_works ... 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] [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" "4d249b1239c34cd72a455b29eafc02e4f11e416e7a8c3d56bd4710fb37d2545e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d249b1239c34cd72a455b29eafc02e4f11e416e7a8c3d56bd4710fb37d2545e", kill_on_drop: false }`
[INFO] [stdout] 4d249b1239c34cd72a455b29eafc02e4f11e416e7a8c3d56bd4710fb37d2545e