[INFO] fetching crate accountable-refcell 0.2.1...
[INFO] testing accountable-refcell-0.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate accountable-refcell 0.2.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate accountable-refcell 0.2.1 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] removed /workspace/builds/worker-15/source/rust-toolchain
[INFO] started tweaking crates.io crate accountable-refcell 0.2.1
[INFO] finished tweaking crates.io crate accountable-refcell 0.2.1
[INFO] tweaked toml for crates.io crate accountable-refcell 0.2.1 written to /workspace/builds/worker-15/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 08a6c5bda64e935f70681eaa206aab0c5b4118c5c559885b2830a90951130622
[INFO] running `Command { std: "docker" "start" "-a" "08a6c5bda64e935f70681eaa206aab0c5b4118c5c559885b2830a90951130622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08a6c5bda64e935f70681eaa206aab0c5b4118c5c559885b2830a90951130622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a6c5bda64e935f70681eaa206aab0c5b4118c5c559885b2830a90951130622", kill_on_drop: false }`
[INFO] [stdout] 08a6c5bda64e935f70681eaa206aab0c5b4118c5c559885b2830a90951130622
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ab8e3e71ff8be83b0b87011699ca2d9ac87129598a89e6b1848741ac7690901f
[INFO] running `Command { std: "docker" "start" "-a" "ab8e3e71ff8be83b0b87011699ca2d9ac87129598a89e6b1848741ac7690901f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling accountable-refcell v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "ab8e3e71ff8be83b0b87011699ca2d9ac87129598a89e6b1848741ac7690901f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8e3e71ff8be83b0b87011699ca2d9ac87129598a89e6b1848741ac7690901f", kill_on_drop: false }`
[INFO] [stdout] ab8e3e71ff8be83b0b87011699ca2d9ac87129598a89e6b1848741ac7690901f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 0999a046f5843131ef5dad6e22bef1b6134824c59cb70d323317eb98c5bc4aa9
[INFO] running `Command { std: "docker" "start" "-a" "0999a046f5843131ef5dad6e22bef1b6134824c59cb70d323317eb98c5bc4aa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling accountable-refcell v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "0999a046f5843131ef5dad6e22bef1b6134824c59cb70d323317eb98c5bc4aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0999a046f5843131ef5dad6e22bef1b6134824c59cb70d323317eb98c5bc4aa9", kill_on_drop: false }`
[INFO] [stdout] 0999a046f5843131ef5dad6e22bef1b6134824c59cb70d323317eb98c5bc4aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1c676207a5720328482052a189c56c116e47dae54183a9daf5a3fdc4c741b76b
[INFO] running `Command { std: "docker" "start" "-a" "1c676207a5720328482052a189c56c116e47dae54183a9daf5a3fdc4c741b76b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/accountable_refcell-f2bd26ad787ff71d)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::replace_with_refcell_properly_replaces_contents ... ok
[INFO] [stdout] test tests::replace_refcell_properly_replaces_contents ... ok
[INFO] [stdout] test tests::take_refcell_returns_correct_value ... ok
[INFO] [stdout] test tests::cannot_take_borrowed_refcell - should panic ... ok
[INFO] [stdout] test tests::cannot_replace_with_mut_borrowed_refcell - should panic ... ok
[INFO] [stdout] test tests::cannot_borrow_mutably - should panic ... ok
[INFO] [stdout] test tests::cannot_replace_with_borrowed_refcell - should panic ... ok
[INFO] [stdout] test tests::clone_records_borrow - should panic ... ok
[INFO] [stdout] test tests::cannot_replace_borrowed_refcell - should panic ... ok
[INFO] [stdout] test tests::cannot_borrow_mutably_multi_borrow - should panic ... ok
[INFO] [stdout] test tests::cannot_borrow_immutably - should panic ... ok
[INFO] [stdout] test tests::cannot_replace_mut_borrowed_refcell - should panic ... ok
[INFO] [stdout] test tests::test - should panic ... ok
[INFO] [stdout] test tests::cannot_take_mut_borrowed_refcell - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests accountable-refcell
[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" "1c676207a5720328482052a189c56c116e47dae54183a9daf5a3fdc4c741b76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c676207a5720328482052a189c56c116e47dae54183a9daf5a3fdc4c741b76b", kill_on_drop: false }`
[INFO] [stdout] 1c676207a5720328482052a189c56c116e47dae54183a9daf5a3fdc4c741b76b