[INFO] crate semaphore 0.4.0 is already in cache
[INFO] testing semaphore-0.4.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate semaphore 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate semaphore 0.4.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate semaphore 0.4.0
[INFO] finished tweaking crates.io crate semaphore 0.4.0
[INFO] tweaked toml for crates.io crate semaphore 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64a299163046587403f564c152639f06e3681b10406bcd69bf9920f60f037868
[INFO] running `"docker" "start" "-a" "64a299163046587403f564c152639f06e3681b10406bcd69bf9920f60f037868"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling semaphore v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "64a299163046587403f564c152639f06e3681b10406bcd69bf9920f60f037868"`
[INFO] running `"docker" "rm" "-f" "64a299163046587403f564c152639f06e3681b10406bcd69bf9920f60f037868"`
[INFO] [stdout] 64a299163046587403f564c152639f06e3681b10406bcd69bf9920f60f037868
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 327bd362b64ceb2fc1e7275a71efcd8b479a49b5bbbb6d1fcfa43397c6db3e6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "327bd362b64ceb2fc1e7275a71efcd8b479a49b5bbbb6d1fcfa43397c6db3e6f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling semaphore v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "327bd362b64ceb2fc1e7275a71efcd8b479a49b5bbbb6d1fcfa43397c6db3e6f"`
[INFO] running `"docker" "rm" "-f" "327bd362b64ceb2fc1e7275a71efcd8b479a49b5bbbb6d1fcfa43397c6db3e6f"`
[INFO] [stdout] 327bd362b64ceb2fc1e7275a71efcd8b479a49b5bbbb6d1fcfa43397c6db3e6f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 344b8962ce4b6d3594d67239b7db5599808ebe7a8a7c75e07917d9d1a48a71b4
[INFO] running `"docker" "start" "-a" "344b8962ce4b6d3594d67239b7db5599808ebe7a8a7c75e07917d9d1a48a71b4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/semaphore-fbb698d6d804710d
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::fails_to_acquire_when_full ... ok
[INFO] [stdout] test tests::first_shutdown_can_extract_resource ... ok
[INFO] [stdout] test tests::shutdown_complete_when_empty ... ok
[INFO] [stdout] test tests::shutdown_complete_when_guard_drops ... ok
[INFO] [stdout] test tests::dropping_guard_frees_capacity ... ok
[INFO] [stdout] test tests::fails_to_acquire_when_shut_down ... ok
[INFO] [stdout] test tests::succeeds_to_acquire_when_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests semaphore
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "344b8962ce4b6d3594d67239b7db5599808ebe7a8a7c75e07917d9d1a48a71b4"`
[INFO] running `"docker" "rm" "-f" "344b8962ce4b6d3594d67239b7db5599808ebe7a8a7c75e07917d9d1a48a71b4"`
[INFO] [stdout] 344b8962ce4b6d3594d67239b7db5599808ebe7a8a7c75e07917d9d1a48a71b4