[INFO] fetching crate components-arena 1.2.0...
[INFO] testing components-arena-1.2.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate components-arena 1.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate components-arena 1.2.0 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 components-arena 1.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate components-arena 1.2.0
[INFO] tweaked toml for crates.io crate components-arena 1.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate components-arena 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c47d6e97d8faf5a215bb13a0fdb9f4d7e81341b1c95353862e18bd3816d0203c
[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" "c47d6e97d8faf5a215bb13a0fdb9f4d7e81341b1c95353862e18bd3816d0203c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c47d6e97d8faf5a215bb13a0fdb9f4d7e81341b1c95353862e18bd3816d0203c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47d6e97d8faf5a215bb13a0fdb9f4d7e81341b1c95353862e18bd3816d0203c", kill_on_drop: false }`
[INFO] [stdout] c47d6e97d8faf5a215bb13a0fdb9f4d7e81341b1c95353862e18bd3816d0203c
[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=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] 517a3496ba2469f51847687dc55c3a3e61f14f241d2383b9796383e98be2c7fb
[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" "517a3496ba2469f51847687dc55c3a3e61f14f241d2383b9796383e98be2c7fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling generics v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling enum-ordinalize v3.1.10
[INFO] [stderr]    Compiling educe v0.4.18
[INFO] [stderr]    Compiling phantom-type v0.3.1
[INFO] [stderr]    Compiling components-arena v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.33s
[INFO] running `Command { std: "docker" "inspect" "517a3496ba2469f51847687dc55c3a3e61f14f241d2383b9796383e98be2c7fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517a3496ba2469f51847687dc55c3a3e61f14f241d2383b9796383e98be2c7fb", kill_on_drop: false }`
[INFO] [stdout] 517a3496ba2469f51847687dc55c3a3e61f14f241d2383b9796383e98be2c7fb
[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=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] 317794b7d70e6fc3fe1c115fe9cacb8f4857b0df5218f8a7478b1438a7f2f37f
[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" "317794b7d70e6fc3fe1c115fe9cacb8f4857b0df5218f8a7478b1438a7f2f37f", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro-attr-2018 v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling components-arena v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.61s
[INFO] running `Command { std: "docker" "inspect" "317794b7d70e6fc3fe1c115fe9cacb8f4857b0df5218f8a7478b1438a7f2f37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317794b7d70e6fc3fe1c115fe9cacb8f4857b0df5218f8a7478b1438a7f2f37f", kill_on_drop: false }`
[INFO] [stdout] 317794b7d70e6fc3fe1c115fe9cacb8f4857b0df5218f8a7478b1438a7f2f37f
[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=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] e14aba2deea3beed9fef3f6f2f47f0d420c1d1c1a85b83bf0021c168f998048e
[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" "e14aba2deea3beed9fef3f6f2f47f0d420c1d1c1a85b83bf0021c168f998048e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/components_arena-c4395a4970bad4a5)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::arena_contains_inserted_item ... ok
[INFO] [stdout] test test::drop_components ... ok
[INFO] [stdout] test test::new_arena_min_capacity_is_zero ... ok
[INFO] [stderr]    Doc-tests components-arena
[INFO] [stdout] test test::foreign_id_cause_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - ComponentClass (line 87) ... ok
[INFO] [stdout] test src/lib.rs - ComponentId (line 633) ... ok
[INFO] [stdout] test src/lib.rs - ComponentClassMutex (line 461) ... ok
[INFO] [stdout] test src/lib.rs - Component (line 528) ... ok
[INFO] [stdout] test src/lib.rs - ComponentClassToken (line 195) ... ok
[INFO] [stdout] test src/lib.rs - Arena<C>::min_capacity (line 280) ... ok
[INFO] [stdout] test src/lib.rs - Component (line 507) ... ok
[INFO] [stdout] test src/lib.rs - Arena<C>::insert (line 378) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e14aba2deea3beed9fef3f6f2f47f0d420c1d1c1a85b83bf0021c168f998048e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14aba2deea3beed9fef3f6f2f47f0d420c1d1c1a85b83bf0021c168f998048e", kill_on_drop: false }`
[INFO] [stdout] e14aba2deea3beed9fef3f6f2f47f0d420c1d1c1a85b83bf0021c168f998048e