[INFO] fetching crate safina-sync 0.1.5...
[INFO] testing safina-sync-0.1.5 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate safina-sync 0.1.5 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate safina-sync 0.1.5 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-115/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded safina-async-test-core v0.1.1
[INFO] [stderr]   Downloaded safina-async-test v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c21ffc0f58c73e71b9f823134adb98637f91c447964763522c77099abdd4446
[INFO] running `Command { std: "docker" "start" "-a" "2c21ffc0f58c73e71b9f823134adb98637f91c447964763522c77099abdd4446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c21ffc0f58c73e71b9f823134adb98637f91c447964763522c77099abdd4446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c21ffc0f58c73e71b9f823134adb98637f91c447964763522c77099abdd4446", kill_on_drop: false }`
[INFO] [stdout] 2c21ffc0f58c73e71b9f823134adb98637f91c447964763522c77099abdd4446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c825516f9ac33dd2eb8e2ba05ccc5c33ea2a80eccdc7e30eaafa4303040bcbc6
[INFO] running `Command { std: "docker" "start" "-a" "c825516f9ac33dd2eb8e2ba05ccc5c33ea2a80eccdc7e30eaafa4303040bcbc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling safina-sync v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "c825516f9ac33dd2eb8e2ba05ccc5c33ea2a80eccdc7e30eaafa4303040bcbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c825516f9ac33dd2eb8e2ba05ccc5c33ea2a80eccdc7e30eaafa4303040bcbc6", kill_on_drop: false }`
[INFO] [stdout] c825516f9ac33dd2eb8e2ba05ccc5c33ea2a80eccdc7e30eaafa4303040bcbc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22bb1ad3660f0dd9ddbd6e08b82730cd3041ef22a3b03ea49d123497c142495e
[INFO] running `Command { std: "docker" "start" "-a" "22bb1ad3660f0dd9ddbd6e08b82730cd3041ef22a3b03ea49d123497c142495e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 v0.1.7
[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 2.77s
[INFO] running `Command { std: "docker" "inspect" "22bb1ad3660f0dd9ddbd6e08b82730cd3041ef22a3b03ea49d123497c142495e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22bb1ad3660f0dd9ddbd6e08b82730cd3041ef22a3b03ea49d123497c142495e", kill_on_drop: false }`
[INFO] [stdout] 22bb1ad3660f0dd9ddbd6e08b82730cd3041ef22a3b03ea49d123497c142495e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f13de9e0194138399acc5de1891e8fa6a5faff17bf9b03983b1be3a07b94095
[INFO] running `Command { std: "docker" "start" "-a" "0f13de9e0194138399acc5de1891e8fa6a5faff17bf9b03983b1be3a07b94095", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safina_sync-236ad0e4315848ce)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mutex.rs (/opt/rustwide/target/debug/deps/mutex-b3f13af78d97549c)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test should_unlock_immediately_ ... ok
[INFO] [stdout] test unlocking_wakes_waiters_ ... ok
[INFO] [stdout] test should_handle_many_waiters_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/promise.rs (/opt/rustwide/target/debug/deps/promise-2ffbfdba4f158a25)
[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 0.22s
[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 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f13de9e0194138399acc5de1891e8fa6a5faff17bf9b03983b1be3a07b94095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f13de9e0194138399acc5de1891e8fa6a5faff17bf9b03983b1be3a07b94095", kill_on_drop: false }`
[INFO] [stdout] 0f13de9e0194138399acc5de1891e8fa6a5faff17bf9b03983b1be3a07b94095