[INFO] fetching crate polling 2.2.0...
[INFO] testing polling-2.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate polling 2.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate polling 2.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polling 2.2.0
[INFO] finished tweaking crates.io crate polling 2.2.0
[INFO] tweaked toml for crates.io crate polling 2.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate polling 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86fb5b52a5b5fccf22e484889a3aeb5f9f9ddae3a43fc1d1c7342858da0d0c81
[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" "86fb5b52a5b5fccf22e484889a3aeb5f9f9ddae3a43fc1d1c7342858da0d0c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fb5b52a5b5fccf22e484889a3aeb5f9f9ddae3a43fc1d1c7342858da0d0c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fb5b52a5b5fccf22e484889a3aeb5f9f9ddae3a43fc1d1c7342858da0d0c81", kill_on_drop: false }`
[INFO] [stdout] 86fb5b52a5b5fccf22e484889a3aeb5f9f9ddae3a43fc1d1c7342858da0d0c81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] a09efef7d723a406252d233105b30fdb8cf5ecf8ff7566b543fa0ec09a668c24
[INFO] running `Command { std: "docker" "start" "-a" "a09efef7d723a406252d233105b30fdb8cf5ecf8ff7566b543fa0ec09a668c24", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling polling v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "a09efef7d723a406252d233105b30fdb8cf5ecf8ff7566b543fa0ec09a668c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09efef7d723a406252d233105b30fdb8cf5ecf8ff7566b543fa0ec09a668c24", kill_on_drop: false }`
[INFO] [stdout] a09efef7d723a406252d233105b30fdb8cf5ecf8ff7566b543fa0ec09a668c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b715038c27c3991d05e0c781306d5e14a8f7fdfe04d6369d3b712b8ef5147a5
[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" "1b715038c27c3991d05e0c781306d5e14a8f7fdfe04d6369d3b712b8ef5147a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling polling v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "1b715038c27c3991d05e0c781306d5e14a8f7fdfe04d6369d3b712b8ef5147a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b715038c27c3991d05e0c781306d5e14a8f7fdfe04d6369d3b712b8ef5147a5", kill_on_drop: false }`
[INFO] [stdout] 1b715038c27c3991d05e0c781306d5e14a8f7fdfe04d6369d3b712b8ef5147a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1afc6c27198862daf7aa0a7455f111c93fc4b009e2dcd4b4c293f0605c897496
[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" "1afc6c27198862daf7aa0a7455f111c93fc4b009e2dcd4b4c293f0605c897496", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polling-eb7fdee1199cb7b5)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/concurrent_modification.rs (/opt/rustwide/target/debug/deps/concurrent_modification-f98d4cfe08818e2f)
[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 2 tests
[INFO] [stdout] test concurrent_add ... ok
[INFO] [stderr]      Running tests/notify.rs (/opt/rustwide/target/debug/deps/notify-d868c386b5f75188)
[INFO] [stdout] test concurrent_modify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/precision.rs (/opt/rustwide/target/debug/deps/precision-af9692e3cc76b319)
[INFO] [stdout] test simple ... ok
[INFO] [stdout] test concurrent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test below_ms ... ok
[INFO] [stderr]      Running tests/timeout.rs (/opt/rustwide/target/debug/deps/timeout-186c32a2101fc994)
[INFO] [stdout] test above_ms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test non_blocking ... ok
[INFO] [stdout] test twice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polling
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - Poller::modify (line 273) - compile ... ok
[INFO] [stdout] test src/lib.rs - Poller::modify (line 285) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 18) - compile ... ok
[INFO] [stdout] test src/lib.rs - Poller::modify (line 309) - compile ... ok
[INFO] [stdout] test src/lib.rs - Poller::add (line 229) - compile ... ok
[INFO] [stdout] test src/lib.rs - Poller::modify (line 297) - compile ... ok
[INFO] [stdout] test src/lib.rs - Poller::notify (line 417) ... ok
[INFO] [stdout] test src/lib.rs - Poller::delete (line 335) ... ok
[INFO] [stdout] test src/lib.rs - Poller::new (line 183) ... ok
[INFO] [stdout] test src/lib.rs - Poller::wait (line 372) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1afc6c27198862daf7aa0a7455f111c93fc4b009e2dcd4b4c293f0605c897496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1afc6c27198862daf7aa0a7455f111c93fc4b009e2dcd4b4c293f0605c897496", kill_on_drop: false }`
[INFO] [stdout] 1afc6c27198862daf7aa0a7455f111c93fc4b009e2dcd4b4c293f0605c897496