[INFO] fetching crate loopers-engine 0.2.0... [INFO] testing loopers-engine-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate loopers-engine 0.2.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate loopers-engine 0.2.0 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 loopers-engine 0.2.0 [INFO] finished tweaking crates.io crate loopers-engine 0.2.0 [INFO] tweaked toml for crates.io crate loopers-engine 0.2.0 written to /workspace/builds/worker-8/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 atomic v0.5.1 [INFO] [stderr] Downloaded rusty-fork v0.3.0 [INFO] [stderr] Downloaded proptest v0.10.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6dd5245678b7cf7406bb3f34502d272cc765fa5afbc1596d156edce456595dcb [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" "6dd5245678b7cf7406bb3f34502d272cc765fa5afbc1596d156edce456595dcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dd5245678b7cf7406bb3f34502d272cc765fa5afbc1596d156edce456595dcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dd5245678b7cf7406bb3f34502d272cc765fa5afbc1596d156edce456595dcb", kill_on_drop: false }` [INFO] [stdout] 6dd5245678b7cf7406bb3f34502d272cc765fa5afbc1596d156edce456595dcb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] e36bded9147d9d15fd6fa7cd5395bbac5ccad957a8ae4ddd0592a63a421d3fdf [INFO] running `Command { std: "docker" "start" "-a" "e36bded9147d9d15fd6fa7cd5395bbac5ccad957a8ae4ddd0592a63a421d3fdf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling hound v3.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling atomic v0.5.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling dirs v3.0.2 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling loopers-common v0.2.0 [INFO] [stderr] Compiling loopers-engine v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 16s [INFO] running `Command { std: "docker" "inspect" "e36bded9147d9d15fd6fa7cd5395bbac5ccad957a8ae4ddd0592a63a421d3fdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e36bded9147d9d15fd6fa7cd5395bbac5ccad957a8ae4ddd0592a63a421d3fdf", kill_on_drop: false }` [INFO] [stdout] e36bded9147d9d15fd6fa7cd5395bbac5ccad957a8ae4ddd0592a63a421d3fdf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91c537131b10f447ecd33357c717fc0ac8b1de96cf4b5fd6f6c5e96c958732ce [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" "91c537131b10f447ecd33357c717fc0ac8b1de96cf4b5fd6f6c5e96c958732ce", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling fern v0.6.0 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling proptest v0.10.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling loopers-engine v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 04s [INFO] running `Command { std: "docker" "inspect" "91c537131b10f447ecd33357c717fc0ac8b1de96cf4b5fd6f6c5e96c958732ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91c537131b10f447ecd33357c717fc0ac8b1de96cf4b5fd6f6c5e96c958732ce", kill_on_drop: false }` [INFO] [stdout] 91c537131b10f447ecd33357c717fc0ac8b1de96cf4b5fd6f6c5e96c958732ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e6adae7d17b432fae72eb0daf2f0c407f399567b3ddf5c296ccd818fadbaf734 [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" "e6adae7d17b432fae72eb0daf2f0c407f399567b3ddf5c296ccd818fadbaf734", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loopers_engine-8de5f31268bb038e) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test sample::tests::test_new ... ok [INFO] [stdout] test metronome::tests::test_cycle ... ok [INFO] [stdout] test sample::tests::test_from_mono ... ok [INFO] [stdout] test sample::tests::test_overdub ... ok [INFO] [stdout] test looper::tests::test_transfer_buf ... ok [INFO] [stdout] test sample::tests::test_overdub_0_5x ... ok [INFO] [stdout] test sample::tests::test_xfade ... ok [INFO] [stdout] test sample::tests::test_overdub_2x ... ok [INFO] [stdout] test sample::tests::test_record ... ok [INFO] [stdout] test trigger::tests::test_beat_trigger ... ok [INFO] [stdout] test trigger::tests::test_measure_trigger ... ok [INFO] [stdout] test looper::tests::test_new ... ok [INFO] [stdout] test looper::tests::test_offset ... ok [INFO] [stdout] test looper::tests::test_io ... ok [INFO] [stdout] test looper::tests::test_transitions ... ok [INFO] [stdout] test looper::tests::test_overdub ... ok [INFO] [stdout] test looper::tests::test_solo ... ok [INFO] [stdout] test looper::tests::test_non_harmonious_lengths ... ok [INFO] [stdout] test looper::tests::test_pre_xfade ... ok [INFO] [stdout] test looper::tests::test_post_xfade ... ok [INFO] [stdout] test looper::tests::test_serialization ... ok [INFO] [stderr] Doc-tests loopers-engine [INFO] [stdout] test trigger::tests::test_measure_trigger_prop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.05s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e6adae7d17b432fae72eb0daf2f0c407f399567b3ddf5c296ccd818fadbaf734", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6adae7d17b432fae72eb0daf2f0c407f399567b3ddf5c296ccd818fadbaf734", kill_on_drop: false }` [INFO] [stdout] e6adae7d17b432fae72eb0daf2f0c407f399567b3ddf5c296ccd818fadbaf734