[INFO] fetching crate smallbox 0.8.0...
[INFO] testing smallbox-0.8.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate smallbox 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate smallbox 0.8.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smallbox 0.8.0
[INFO] finished tweaking crates.io crate smallbox 0.8.0
[INFO] tweaked toml for crates.io crate smallbox 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c619ef46632c9716ac90cf648bd068f50774e9ed00e52ad2f4b576838ed29073
[INFO] running `Command { std: "docker" "start" "-a" "c619ef46632c9716ac90cf648bd068f50774e9ed00e52ad2f4b576838ed29073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c619ef46632c9716ac90cf648bd068f50774e9ed00e52ad2f4b576838ed29073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c619ef46632c9716ac90cf648bd068f50774e9ed00e52ad2f4b576838ed29073", kill_on_drop: false }`
[INFO] [stdout] c619ef46632c9716ac90cf648bd068f50774e9ed00e52ad2f4b576838ed29073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc32ac00aefa2e41fe1761b3812a3a8b46d44c5c05a15a96568c15156c4dfad6
[INFO] running `Command { std: "docker" "start" "-a" "dc32ac00aefa2e41fe1761b3812a3a8b46d44c5c05a15a96568c15156c4dfad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallbox v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "dc32ac00aefa2e41fe1761b3812a3a8b46d44c5c05a15a96568c15156c4dfad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc32ac00aefa2e41fe1761b3812a3a8b46d44c5c05a15a96568c15156c4dfad6", kill_on_drop: false }`
[INFO] [stdout] dc32ac00aefa2e41fe1761b3812a3a8b46d44c5c05a15a96568c15156c4dfad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c7b0936645e69a3ffe05a633e43722ac7a1ed764c76809dee77fd93799d6fd
[INFO] running `Command { std: "docker" "start" "-a" "85c7b0936645e69a3ffe05a633e43722ac7a1ed764c76809dee77fd93799d6fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallbox v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "85c7b0936645e69a3ffe05a633e43722ac7a1ed764c76809dee77fd93799d6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c7b0936645e69a3ffe05a633e43722ac7a1ed764c76809dee77fd93799d6fd", kill_on_drop: false }`
[INFO] [stdout] 85c7b0936645e69a3ffe05a633e43722ac7a1ed764c76809dee77fd93799d6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 921bcb57719281fe1a6e53b1d4a91a83e987a55d5cc185f43a3cd2a71bb11fcf
[INFO] running `Command { std: "docker" "start" "-a" "921bcb57719281fe1a6e53b1d4a91a83e987a55d5cc185f43a3cd2a71bb11fcf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smallbox-0e20750c8ba10f7d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smallbox
[INFO] [stdout] running 12 tests
[INFO] [stdout] test smallbox::tests::test_basic ... ok
[INFO] [stdout] test smallbox::tests::test_dont_drop_space ... ok
[INFO] [stdout] test smallbox::tests::test_zst ... ok
[INFO] [stdout] test smallbox::tests::test_resize ... ok
[INFO] [stdout] test smallbox::tests::test_oversize ... ok
[INFO] [stdout] test smallbox::tests::test_option_encoding ... ok
[INFO] [stdout] test smallbox::tests::test_clone ... ok
[INFO] [stdout] test smallbox::tests::test_new_unchecked ... ok
[INFO] [stdout] test smallbox::tests::test_macro ... ok
[INFO] [stdout] test smallbox::tests::test_downcast ... ok
[INFO] [stdout] test smallbox::tests::test_into_inner ... ok
[INFO] [stdout] test smallbox::tests::test_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 103) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox::SmallBox<T, Space>::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox::SmallBox<dyn Any, Space>::downcast (line 273) ... ok
[INFO] [stdout] test src/lib.rs - (line 118) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox::SmallBox<T, Space>::resize (line 116) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox::SmallBox<dyn Any + Send, Space>::downcast (line 310) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox::SmallBox<T, Space>::is_heap (line 148) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/smallbox.rs - smallbox::SmallBox<T, Space>::into_inner (line 236) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "921bcb57719281fe1a6e53b1d4a91a83e987a55d5cc185f43a3cd2a71bb11fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "921bcb57719281fe1a6e53b1d4a91a83e987a55d5cc185f43a3cd2a71bb11fcf", kill_on_drop: false }`
[INFO] [stdout] 921bcb57719281fe1a6e53b1d4a91a83e987a55d5cc185f43a3cd2a71bb11fcf