[INFO] fetching crate mio-extras 2.0.6... [INFO] testing mio-extras-2.0.6 against 1.49.0 for beta-1.50-1 [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 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 82c184de19663786497cf5aaaf0e171950964e8c046210655336b0825d5b4994 [INFO] running `Command { std: "docker" "start" "-a" "82c184de19663786497cf5aaaf0e171950964e8c046210655336b0825d5b4994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82c184de19663786497cf5aaaf0e171950964e8c046210655336b0825d5b4994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82c184de19663786497cf5aaaf0e171950964e8c046210655336b0825d5b4994", kill_on_drop: false }` [INFO] [stdout] 82c184de19663786497cf5aaaf0e171950964e8c046210655336b0825d5b4994 [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 967beab3d3d5e347b7129c4507068e5aa7b88062e790431c4f353e16b8965eab [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" "967beab3d3d5e347b7129c4507068e5aa7b88062e790431c4f353e16b8965eab", 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 0.75s [INFO] running `Command { std: "docker" "inspect" "967beab3d3d5e347b7129c4507068e5aa7b88062e790431c4f353e16b8965eab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "967beab3d3d5e347b7129c4507068e5aa7b88062e790431c4f353e16b8965eab", kill_on_drop: false }` [INFO] [stdout] 967beab3d3d5e347b7129c4507068e5aa7b88062e790431c4f353e16b8965eab [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b49d63a74b5d02cbc2b3860a3d485db67d668e610501cf77df80ac33a97d6f1a [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" "b49d63a74b5d02cbc2b3860a3d485db67d668e610501cf77df80ac33a97d6f1a", kill_on_drop: false }` [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] 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 test [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "b49d63a74b5d02cbc2b3860a3d485db67d668e610501cf77df80ac33a97d6f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b49d63a74b5d02cbc2b3860a3d485db67d668e610501cf77df80ac33a97d6f1a", kill_on_drop: false }` [INFO] [stdout] b49d63a74b5d02cbc2b3860a3d485db67d668e610501cf77df80ac33a97d6f1a [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 96fffe0b1a57c819b96a26c314636326a9adb8bedb43759eae1ed38adc49ecc2 [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" "96fffe0b1a57c819b96a26c314636326a9adb8bedb43759eae1ed38adc49ecc2", 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 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mio_extras-304a6d14cae87ff3 [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test timer::test::test_catching_up ... ok [INFO] [stdout] test timer::test::test_multiple_timeouts_same_tick ... ok [INFO] [stdout] test timer::test::test_clearing_timeout_between_triggers ... ok [INFO] [stdout] test timer::test::test_clearing_timeout ... ok [INFO] [stdout] test timer::test::test_timeout_hash_collision ... ok [INFO] [stdout] test timer::test::test_timeout_next_tick ... ok [INFO] [stdout] test timer::test::test_multiple_timeouts_diff_tick ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/test-fe8fab5efbe60836 [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_poll_channel::test_mixing_channel_with_socket ... ok [INFO] [stdout] test test_timer::test_basic_timer_without_poll ... 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_edge_oneshot_triggered ... ok [INFO] [stdout] test test_timer::test_cancel_timeout ... 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" "96fffe0b1a57c819b96a26c314636326a9adb8bedb43759eae1ed38adc49ecc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96fffe0b1a57c819b96a26c314636326a9adb8bedb43759eae1ed38adc49ecc2", kill_on_drop: false }` [INFO] [stdout] 96fffe0b1a57c819b96a26c314636326a9adb8bedb43759eae1ed38adc49ecc2