[INFO] fetching crate safina-sync 0.1.5...
[INFO] testing safina-sync-0.1.5 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate safina-sync 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate safina-sync 0.1.5 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safina-sync 0.1.5
[INFO] finished tweaking crates.io crate safina-sync 0.1.5
[INFO] tweaked toml for crates.io crate safina-sync 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5d08a29d89c9e36cbd6e1851440a02b3ef9b8a361ee43d235de7b6c52359731
[INFO] running `Command { std: "docker" "start" "-a" "e5d08a29d89c9e36cbd6e1851440a02b3ef9b8a361ee43d235de7b6c52359731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5d08a29d89c9e36cbd6e1851440a02b3ef9b8a361ee43d235de7b6c52359731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d08a29d89c9e36cbd6e1851440a02b3ef9b8a361ee43d235de7b6c52359731", kill_on_drop: false }`
[INFO] [stdout] e5d08a29d89c9e36cbd6e1851440a02b3ef9b8a361ee43d235de7b6c52359731
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b5b35b7ad2e101012578d928aabdfa0c5f926a580c9ae8879a136c60dd5e8ec4
[INFO] running `Command { std: "docker" "start" "-a" "b5b35b7ad2e101012578d928aabdfa0c5f926a580c9ae8879a136c60dd5e8ec4", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-sync v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "b5b35b7ad2e101012578d928aabdfa0c5f926a580c9ae8879a136c60dd5e8ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b35b7ad2e101012578d928aabdfa0c5f926a580c9ae8879a136c60dd5e8ec4", kill_on_drop: false }`
[INFO] [stdout] b5b35b7ad2e101012578d928aabdfa0c5f926a580c9ae8879a136c60dd5e8ec4
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 890f1825d44d2ae3cfcc45122ae7b91e681ab6769b8bac10c323ee72088044d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "890f1825d44d2ae3cfcc45122ae7b91e681ab6769b8bac10c323ee72088044d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-sync v0.1.5
[INFO] [stderr]    Compiling safina-threadpool v0.1.3
[INFO] [stderr]    Compiling safina-timer v0.1.9
[INFO] [stderr]    Compiling safina-async-test-core v0.1.1
[INFO] [stderr]    Compiling safina-executor v0.1.6
[INFO] [stderr]    Compiling safina-async-test v0.1.9
[INFO] [stderr]    Compiling safina-sync v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "890f1825d44d2ae3cfcc45122ae7b91e681ab6769b8bac10c323ee72088044d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890f1825d44d2ae3cfcc45122ae7b91e681ab6769b8bac10c323ee72088044d3", kill_on_drop: false }`
[INFO] [stdout] 890f1825d44d2ae3cfcc45122ae7b91e681ab6769b8bac10c323ee72088044d3
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7aa85da3f2d01d49b4c40c0175746bd24873800b409d7d60efad048317b0a88e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7aa85da3f2d01d49b4c40c0175746bd24873800b409d7d60efad048317b0a88e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safina_sync-4c6119c24f73ff1b)
[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] [stderr]      Running tests/mutex.rs (/opt/rustwide/target/debug/deps/mutex-b89c6f0e29f69a9f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test should_unlock_immediately_ ... ok
[INFO] [stdout] test should_handle_many_waiters_ ... ok
[INFO] [stdout] test unlocking_wakes_waiters_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/promise.rs (/opt/rustwide/target/debug/deps/promise-c5c4b80353761ecf)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test is_set_ ... ok
[INFO] [stdout] test already_set_ ... ok
[INFO] [stdout] test test_try_set ... ok
[INFO] [stdout] test test_set ... ok
[INFO] [stdout] test repoll_awaits_ ... ok
[INFO] [stdout] test set_should_wake_ ... ok
[INFO] [stdout] test one_one_await_returns_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safina-sync
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7aa85da3f2d01d49b4c40c0175746bd24873800b409d7d60efad048317b0a88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa85da3f2d01d49b4c40c0175746bd24873800b409d7d60efad048317b0a88e", kill_on_drop: false }`
[INFO] [stdout] 7aa85da3f2d01d49b4c40c0175746bd24873800b409d7d60efad048317b0a88e