[INFO] fetching crate nexus-logbuf 2.1.5... [INFO] testing nexus-logbuf-2.1.5 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate nexus-logbuf 2.1.5 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate nexus-logbuf 2.1.5 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate nexus-logbuf 2.1.5 [INFO] tweaked toml for crates.io crate nexus-logbuf 2.1.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nexus-logbuf 2.1.5 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate nexus-logbuf 2.1.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df6922d424ab6096c44c85d081e868ca726cd659ca399855400999a0b9c63aba [INFO] running `Command { std: "docker" "start" "-a" "df6922d424ab6096c44c85d081e868ca726cd659ca399855400999a0b9c63aba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df6922d424ab6096c44c85d081e868ca726cd659ca399855400999a0b9c63aba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df6922d424ab6096c44c85d081e868ca726cd659ca399855400999a0b9c63aba", kill_on_drop: false }` [INFO] [stdout] df6922d424ab6096c44c85d081e868ca726cd659ca399855400999a0b9c63aba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8dfaeb7470b3af1d89d174589bfe46dcffd0fad43433005e98f53056c634af9b [INFO] running `Command { std: "docker" "start" "-a" "8dfaeb7470b3af1d89d174589bfe46dcffd0fad43433005e98f53056c634af9b", kill_on_drop: false }` [INFO] [stderr] Compiling nexus-logbuf v2.1.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "8dfaeb7470b3af1d89d174589bfe46dcffd0fad43433005e98f53056c634af9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dfaeb7470b3af1d89d174589bfe46dcffd0fad43433005e98f53056c634af9b", kill_on_drop: false }` [INFO] [stdout] 8dfaeb7470b3af1d89d174589bfe46dcffd0fad43433005e98f53056c634af9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe1d5660534541cdc5dfefabed03fc0a9209ef328e2c440788a7a6a1f6cf9d20 [INFO] running `Command { std: "docker" "start" "-a" "fe1d5660534541cdc5dfefabed03fc0a9209ef328e2c440788a7a6a1f6cf9d20", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.178 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling flate2 v1.1.5 [INFO] [stderr] Compiling getrandom v0.2.17 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling hdrhistogram v7.5.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling nexus-logbuf v2.1.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.79s [INFO] running `Command { std: "docker" "inspect" "fe1d5660534541cdc5dfefabed03fc0a9209ef328e2c440788a7a6a1f6cf9d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe1d5660534541cdc5dfefabed03fc0a9209ef328e2c440788a7a6a1f6cf9d20", kill_on_drop: false }` [INFO] [stdout] fe1d5660534541cdc5dfefabed03fc0a9209ef328e2c440788a7a6a1f6cf9d20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bb3e5046e2e022539b868e5f9558857a43912e72b06e66b090d9cc3c9e00eff5 [INFO] running `Command { std: "docker" "start" "-a" "bb3e5046e2e022539b868e5f9558857a43912e72b06e66b090d9cc3c9e00eff5", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nexus_logbuf-865b2df896a75fcb) [INFO] [stdout] [INFO] [stdout] running 46 tests [INFO] [stdout] test channel::mpsc::tests::basic_send_recv ... ok [INFO] [stdout] test channel::mpsc::tests::disconnection_receiver_dropped ... ok [INFO] [stdout] test channel::spsc::tests::disconnection_receiver_dropped ... ok [INFO] [stdout] test channel::spsc::tests::cross_thread ... ok [INFO] [stdout] test channel::mpsc::tests::disconnection_all_senders_dropped ... ok [INFO] [stdout] test channel::spsc::tests::recv_timeout_with_data ... ok [INFO] [stdout] test channel::spsc::tests::try_send_returns_full ... ok [INFO] [stdout] test channel::spsc::tests::try_send_try_recv ... ok [INFO] [stdout] test channel::mpsc::tests::multiple_senders ... ok [INFO] [stdout] test channel::spsc::tests::disconnection_sender_dropped ... ok [INFO] [stdout] test channel::spsc::tests::zero_len_error ... ok [INFO] [stdout] test queue::mpsc::tests::aborted_claim_creates_skip ... ok [INFO] [stdout] test queue::mpsc::tests::basic_write_read ... ok [INFO] [stdout] test queue::mpsc::tests::capacity_rounds_to_power_of_two ... ok [INFO] [stdout] test queue::mpsc::tests::disconnection_detection ... ok [INFO] [stdout] test queue::mpsc::tests::empty_returns_none ... ok [INFO] [stdout] test queue::mpsc::tests::full_returns_error ... ok [INFO] [stdout] test queue::mpsc::tests::multiple_records ... ok [INFO] [stdout] test queue::mpsc::tests::wrap_around ... ok [INFO] [stdout] test queue::mpsc::tests::zero_len_returns_error ... ok [INFO] [stdout] test queue::spsc::tests::aborted_claim_creates_skip ... ok [INFO] [stdout] test channel::mpsc::tests::sender_is_clone ... ok [INFO] [stdout] test queue::spsc::tests::basic_write_read ... ok [INFO] [stdout] test queue::mpsc::tests::producer_is_clone ... ok [INFO] [stdout] test queue::spsc::tests::multiple_records ... ok [INFO] [stdout] test queue::spsc::tests::payload_is_word_aligned ... ok [INFO] [stdout] test queue::spsc::tests::disconnection_detection ... ok [INFO] [stdout] test queue::spsc::tests::empty_returns_none ... ok [INFO] [stdout] test queue::spsc::tests::variable_length_records ... ok [INFO] [stdout] test queue::spsc::tests::wrap_around ... ok [INFO] [stdout] test queue::spsc::tests::zero_len_returns_error ... ok [INFO] [stdout] test queue::spsc::tests::capacity_rounds_to_power_of_two ... ok [INFO] [stdout] test channel::mpsc::tests::zero_len_error ... ok [INFO] [stdout] test queue::spsc::tests::full_returns_error ... ok [INFO] [stdout] test channel::mpsc::tests::recv_timeout_works ... ok [INFO] [stdout] test channel::spsc::tests::recv_timeout_works ... ok [INFO] [stdout] test channel::mpsc::tests::stress_multiple_senders ... ok [INFO] [stdout] test tests::align8_works ... ok [INFO] [stdout] test queue::spsc::tests::cross_thread ... ok [INFO] [stdout] test queue::mpsc::tests::tiny_capacity_panics - should panic ... ok [INFO] [stdout] test queue::spsc::tests::tiny_capacity_panics - should panic ... ok [INFO] [stdout] test queue::mpsc::tests::multiple_producers_single_consumer ... ok [INFO] [stdout] test channel::spsc::tests::basic_send_recv ... ok [INFO] [stdout] test queue::mpsc::tests::stress_multiple_producers ... ok [INFO] [stdout] test queue::spsc::tests::stress_high_volume ... ok [INFO] [stdout] test queue::spsc::tests::stress_high_contention ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test spsc_multiple_records ... ok [INFO] [stdout] test spsc_claim_abort ... ok [INFO] [stdout] test mpsc_claim_write_commit_read ... ok [INFO] [stdout] test mpsc_two_producers ... ok [INFO] [stdout] test spsc_claim_write_commit_read ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/miri_tests.rs (/opt/rustwide/target/debug/deps/miri_tests-7827250e80786b2c) [INFO] [stderr] Doc-tests nexus_logbuf [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/channel/mod.rs - channel (line 24) ... ignored [INFO] [stdout] test src/lib.rs - (line 30) ... ok [INFO] [stdout] test src/channel/spsc.rs - channel::spsc (line 16) ... ok [INFO] [stdout] test src/channel/mpsc.rs - channel::mpsc (line 16) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] all doctests ran in 0.54s; merged doctests compilation took 0.52s [INFO] running `Command { std: "docker" "inspect" "bb3e5046e2e022539b868e5f9558857a43912e72b06e66b090d9cc3c9e00eff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb3e5046e2e022539b868e5f9558857a43912e72b06e66b090d9cc3c9e00eff5", kill_on_drop: false }` [INFO] [stdout] bb3e5046e2e022539b868e5f9558857a43912e72b06e66b090d9cc3c9e00eff5