[INFO] fetching crate mio-extras 2.0.6...
[INFO] testing mio-extras-2.0.6 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate mio-extras 2.0.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mio-extras 2.0.6 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-extras 2.0.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mio-extras 2.0.6
[INFO] tweaked toml for crates.io crate mio-extras 2.0.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06caefb26e2c8f2a5603d2df38795e64912371f5f78930655c4e30f87d6bd12b
[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" "06caefb26e2c8f2a5603d2df38795e64912371f5f78930655c4e30f87d6bd12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06caefb26e2c8f2a5603d2df38795e64912371f5f78930655c4e30f87d6bd12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06caefb26e2c8f2a5603d2df38795e64912371f5f78930655c4e30f87d6bd12b", kill_on_drop: false }`
[INFO] [stdout] 06caefb26e2c8f2a5603d2df38795e64912371f5f78930655c4e30f87d6bd12b
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cce5057561fca041d351567d7ace73fbdaeedcc5fd417b52fb0fde2675f9f554
[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" "cce5057561fca041d351567d7ace73fbdaeedcc5fd417b52fb0fde2675f9f554", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling mio-extras v2.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/channel.rs:376:49
[INFO] [stdout]     |
[INFO] [stdout] 376 |             SendError::Io(ref io_err) => io_err.description(),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/channel.rs:385:52
[INFO] [stdout]     |
[INFO] [stdout] 385 |             TrySendError::Io(ref io_err) => io_err.description(),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "cce5057561fca041d351567d7ace73fbdaeedcc5fd417b52fb0fde2675f9f554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce5057561fca041d351567d7ace73fbdaeedcc5fd417b52fb0fde2675f9f554", kill_on_drop: false }`
[INFO] [stdout] cce5057561fca041d351567d7ace73fbdaeedcc5fd417b52fb0fde2675f9f554
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de5e12a2acce7f5c4717443712da979e0d37614c7c880f3d5872519336de825a
[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" "de5e12a2acce7f5c4717443712da979e0d37614c7c880f3d5872519336de825a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio-extras v2.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/channel.rs:376:49
[INFO] [stdout]     |
[INFO] [stdout] 376 |             SendError::Io(ref io_err) => io_err.description(),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/channel.rs:385:52
[INFO] [stdout]     |
[INFO] [stdout] 385 |             TrySendError::Io(ref io_err) => io_err.description(),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/channel.rs:376:49
[INFO] [stdout]     |
[INFO] [stdout] 376 |             SendError::Io(ref io_err) => io_err.description(),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/channel.rs:385:52
[INFO] [stdout]     |
[INFO] [stdout] 385 |             TrySendError::Io(ref io_err) => io_err.description(),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "de5e12a2acce7f5c4717443712da979e0d37614c7c880f3d5872519336de825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5e12a2acce7f5c4717443712da979e0d37614c7c880f3d5872519336de825a", kill_on_drop: false }`
[INFO] [stdout] de5e12a2acce7f5c4717443712da979e0d37614c7c880f3d5872519336de825a
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", 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] f82ebc38a36e7123559dccfc67a5ee0a44a49264ebc0654d06e39719f94e5980
[INFO] running `Command { std: "docker" "start" "-a" "f82ebc38a36e7123559dccfc67a5ee0a44a49264ebc0654d06e39719f94e5980", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/channel.rs:376:49
[INFO] [stderr]     |
[INFO] [stderr] 376 |             SendError::Io(ref io_err) => io_err.description(),
[INFO] [stderr]     |                                                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/channel.rs:385:52
[INFO] [stderr]     |
[INFO] [stderr] 385 |             TrySendError::Io(ref io_err) => io_err.description(),
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/channel.rs:376:49
[INFO] [stderr]     |
[INFO] [stderr] 376 |             SendError::Io(ref io_err) => io_err.description(),
[INFO] [stderr]     |                                                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/channel.rs:385:52
[INFO] [stderr]     |
[INFO] [stderr] 385 |             TrySendError::Io(ref io_err) => io_err.description(),
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mio_extras-f6a1d50417163366
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test timer::test::test_clearing_timeout_between_triggers ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-690bf8ca1a0272ee
[INFO] [stdout] test timer::test::test_multiple_timeouts_diff_tick ... ok
[INFO] [stdout] test timer::test::test_multiple_timeouts_same_tick ... ok
[INFO] [stdout] test timer::test::test_timeout_hash_collision ... ok
[INFO] [stdout] test timer::test::test_catching_up ... ok
[INFO] [stdout] test timer::test::test_timeout_next_tick ... ok
[INFO] [stdout] test timer::test::test_clearing_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test_poll_channel::test_dropping_receive_before_poll ... ok
[INFO] [stdout] test test_timer::test_basic_timer_with_poll_edge_set_timeout_after_register ... ok
[INFO] [stdout] test test_timer::test_basic_timer_with_poll_edge_set_timeout_before_register ... ok
[INFO] [stdout] test test_timer::test_basic_timer_without_poll ... ok
[INFO] [stdout] test test_poll_channel::test_mixing_channel_with_socket ... ok
[INFO] [stdout] test test_poll_channel::test_poll_channel_level ... ok
[INFO] [stdout] test test_timer::test_level_triggered ... ok
[INFO] [stdout] test test_timer::test_cancel_timeout ... ok
[INFO] [stdout] test test_timer::test_edge_oneshot_triggered ... ok
[INFO] [stdout] test test_poll_channel::test_poll_channel_writable ... ok
[INFO] [stdout] test test_timer::test_setting_later_timeout_then_earlier_one ... ok
[INFO] [stdout] test test_timer::test_edge_without_polling ... ok
[INFO] [stdout] test test_poll_channel::test_poll_channel_edge ... ok
[INFO] [stdout] test test_poll_channel::test_sending_from_other_thread_while_polling ... ok
[INFO] [stdout] test test_poll_channel::test_poll_channel_oneshot ... ok
[INFO] [stdout] test test_timer::test_timer_with_looping_wheel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mio-extras
[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 `Command { std: "docker" "inspect" "f82ebc38a36e7123559dccfc67a5ee0a44a49264ebc0654d06e39719f94e5980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82ebc38a36e7123559dccfc67a5ee0a44a49264ebc0654d06e39719f94e5980", kill_on_drop: false }`
[INFO] [stdout] f82ebc38a36e7123559dccfc67a5ee0a44a49264ebc0654d06e39719f94e5980