[INFO] fetching crate caring 0.3.0...
[INFO] testing caring-0.3.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate caring 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate caring 0.3.0 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 caring 0.3.0
[INFO] finished tweaking crates.io crate caring 0.3.0
[INFO] tweaked toml for crates.io crate caring 0.3.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded sendfd v0.3.3
[INFO] [stderr]   Downloaded interprocess-traits v0.1.1
[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] 7def8d59e81f7ad21d0e388d7a236a2a43ae0762fe88baad62f53e5ce736e552
[INFO] running `Command { std: "docker" "start" "-a" "7def8d59e81f7ad21d0e388d7a236a2a43ae0762fe88baad62f53e5ce736e552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7def8d59e81f7ad21d0e388d7a236a2a43ae0762fe88baad62f53e5ce736e552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7def8d59e81f7ad21d0e388d7a236a2a43ae0762fe88baad62f53e5ce736e552", kill_on_drop: false }`
[INFO] [stdout] 7def8d59e81f7ad21d0e388d7a236a2a43ae0762fe88baad62f53e5ce736e552
[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] 980214d0ba1cdb7af99326b5c193d9b3bdbddb633baa78cacd509832a7bd2d87
[INFO] running `Command { std: "docker" "start" "-a" "980214d0ba1cdb7af99326b5c193d9b3bdbddb633baa78cacd509832a7bd2d87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling interprocess-traits v0.1.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling memfd v0.3.0
[INFO] [stderr]    Compiling caring v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `Command { std: "docker" "inspect" "980214d0ba1cdb7af99326b5c193d9b3bdbddb633baa78cacd509832a7bd2d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "980214d0ba1cdb7af99326b5c193d9b3bdbddb633baa78cacd509832a7bd2d87", kill_on_drop: false }`
[INFO] [stdout] 980214d0ba1cdb7af99326b5c193d9b3bdbddb633baa78cacd509832a7bd2d87
[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] 721d856252dc319e80ca998e3845442446ea38457d5d1d1ad5568612a0330a61
[INFO] running `Command { std: "docker" "start" "-a" "721d856252dc319e80ca998e3845442446ea38457d5d1d1ad5568612a0330a61", kill_on_drop: false }`
[INFO] [stderr]    Compiling sendfd v0.3.3
[INFO] [stderr]    Compiling caring v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "721d856252dc319e80ca998e3845442446ea38457d5d1d1ad5568612a0330a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721d856252dc319e80ca998e3845442446ea38457d5d1d1ad5568612a0330a61", kill_on_drop: false }`
[INFO] [stdout] 721d856252dc319e80ca998e3845442446ea38457d5d1d1ad5568612a0330a61
[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] 3f7ca567b0094fabc25c643b5a72054a62542d06d89621050079ea0c1a93a2a5
[INFO] running `Command { std: "docker" "start" "-a" "3f7ca567b0094fabc25c643b5a72054a62542d06d89621050079ea0c1a93a2a5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/caring-6a637a425937d70e)
[INFO] [stdout] test tests::new_allocates_properly ... ok
[INFO] [stdout] test tests::new_sized_allocates_properly ... ok
[INFO] [stdout] test tests::syncs_across_processes_after_socket_send ... ok
[INFO] [stdout] test tests::syncs_across_processes_with_fork ... ok
[INFO] [stdout] test tests::syncs_across_processes_with_fork_test_can_fail - should panic ... ok
[INFO] [stdout] test tests::syncs_across_threads_different_shared ... ok
[INFO] [stdout] test tests::syncs_across_processes_after_socket_send_test_can_fail - should panic ... ok
[INFO] [stdout] test tests::syncs_across_threads ... ok
[INFO] [stdout] test tests::syncs_across_threads_different_shared_can_fail - should panic ... ok
[INFO] [stdout] test tests::syncs_across_threads_test_can_fail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.96s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests caring
[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" "3f7ca567b0094fabc25c643b5a72054a62542d06d89621050079ea0c1a93a2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7ca567b0094fabc25c643b5a72054a62542d06d89621050079ea0c1a93a2a5", kill_on_drop: false }`
[INFO] [stdout] 3f7ca567b0094fabc25c643b5a72054a62542d06d89621050079ea0c1a93a2a5