[INFO] fetching crate erased-type-arena 0.1.0...
[INFO] testing erased-type-arena-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate erased-type-arena 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate erased-type-arena 0.1.0 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 erased-type-arena 0.1.0
[INFO] finished tweaking crates.io crate erased-type-arena 0.1.0
[INFO] tweaked toml for crates.io crate erased-type-arena 0.1.0 written to /workspace/builds/worker-2/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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 195f939e3c5395e293983871d8f87c414dfa9fc30d1360a4f55abb5d0d294abb
[INFO] running `Command { std: "docker" "start" "-a" "195f939e3c5395e293983871d8f87c414dfa9fc30d1360a4f55abb5d0d294abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "195f939e3c5395e293983871d8f87c414dfa9fc30d1360a4f55abb5d0d294abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "195f939e3c5395e293983871d8f87c414dfa9fc30d1360a4f55abb5d0d294abb", kill_on_drop: false }`
[INFO] [stdout] 195f939e3c5395e293983871d8f87c414dfa9fc30d1360a4f55abb5d0d294abb
[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=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] 03df974b491424b7e4be2e63db6896a361fe04514396c513153c3340e646884b
[INFO] running `Command { std: "docker" "start" "-a" "03df974b491424b7e4be2e63db6896a361fe04514396c513153c3340e646884b", kill_on_drop: false }`
[INFO] [stderr]    Compiling erased-type-arena v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "03df974b491424b7e4be2e63db6896a361fe04514396c513153c3340e646884b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03df974b491424b7e4be2e63db6896a361fe04514396c513153c3340e646884b", kill_on_drop: false }`
[INFO] [stdout] 03df974b491424b7e4be2e63db6896a361fe04514396c513153c3340e646884b
[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=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] 4dda41d28664e1a70add781de287632b17976bd195cd60a687636366a305198c
[INFO] running `Command { std: "docker" "start" "-a" "4dda41d28664e1a70add781de287632b17976bd195cd60a687636366a305198c", kill_on_drop: false }`
[INFO] [stderr]    Compiling erased-type-arena v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "4dda41d28664e1a70add781de287632b17976bd195cd60a687636366a305198c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dda41d28664e1a70add781de287632b17976bd195cd60a687636366a305198c", kill_on_drop: false }`
[INFO] [stdout] 4dda41d28664e1a70add781de287632b17976bd195cd60a687636366a305198c
[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=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] 272a3d1dccd79ee87521a008d4ebac116084627d5105ed3c6f29ae319d3a567e
[INFO] running `Command { std: "docker" "start" "-a" "272a3d1dccd79ee87521a008d4ebac116084627d5105ed3c6f29ae319d3a567e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/erased_type_arena-992ceb86af5247e2)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::arena_tests::test_drop ... ok
[INFO] [stdout] test tests::arena_tests::test_alloc_unsafe ... ok
[INFO] [stdout] test tests::arena_tests::test_drop_empty_arena ... ok
[INFO] [stdout] test tests::arena_tests::test_alloc ... ok
[INFO] [stderr]    Doc-tests erased-type-arena
[INFO] [stdout] test tests::alloc_mut_tests::test_use_dropped_value - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ignored
[INFO] [stdout] test src/lib.rs - (line 44) ... ignored
[INFO] [stdout] test src/lib.rs - (line 75) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "272a3d1dccd79ee87521a008d4ebac116084627d5105ed3c6f29ae319d3a567e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272a3d1dccd79ee87521a008d4ebac116084627d5105ed3c6f29ae319d3a567e", kill_on_drop: false }`
[INFO] [stdout] 272a3d1dccd79ee87521a008d4ebac116084627d5105ed3c6f29ae319d3a567e