[INFO] fetching crate loopers-engine 0.2.0... [INFO] testing loopers-engine-0.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate loopers-engine 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate loopers-engine 0.2.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0927381a858f2477b6e3e1e742e90b4ce6f13e30504d863ab9fc1679c0a5ab1 [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" "a0927381a858f2477b6e3e1e742e90b4ce6f13e30504d863ab9fc1679c0a5ab1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0927381a858f2477b6e3e1e742e90b4ce6f13e30504d863ab9fc1679c0a5ab1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0927381a858f2477b6e3e1e742e90b4ce6f13e30504d863ab9fc1679c0a5ab1", kill_on_drop: false }` [INFO] [stdout] a0927381a858f2477b6e3e1e742e90b4ce6f13e30504d863ab9fc1679c0a5ab1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 10b4414fe9ef7fbd3332e6457f0a5f1e8d0136483f3b7efc30401420f8f666a4 [INFO] running `Command { std: "docker" "start" "-a" "10b4414fe9ef7fbd3332e6457f0a5f1e8d0136483f3b7efc30401420f8f666a4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling hound v3.4.0 [INFO] [stderr] Compiling itertools v0.10.1 [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 crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling time v0.1.43 [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 derive_more v0.99.17 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling bstr v0.2.17 [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 27s [INFO] running `Command { std: "docker" "inspect" "10b4414fe9ef7fbd3332e6457f0a5f1e8d0136483f3b7efc30401420f8f666a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10b4414fe9ef7fbd3332e6457f0a5f1e8d0136483f3b7efc30401420f8f666a4", kill_on_drop: false }` [INFO] [stdout] 10b4414fe9ef7fbd3332e6457f0a5f1e8d0136483f3b7efc30401420f8f666a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--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] 470d343126a9b01d9a4ddedf617ed49078b889ac1ba7f839a0fa0ae5be5dddcd [INFO] running `Command { std: "docker" "start" "-a" "470d343126a9b01d9a4ddedf617ed49078b889ac1ba7f839a0fa0ae5be5dddcd", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling getrandom v0.1.16 [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 fern v0.6.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling regex v1.5.4 [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 08s [INFO] running `Command { std: "docker" "inspect" "470d343126a9b01d9a4ddedf617ed49078b889ac1ba7f839a0fa0ae5be5dddcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "470d343126a9b01d9a4ddedf617ed49078b889ac1ba7f839a0fa0ae5be5dddcd", kill_on_drop: false }` [INFO] [stdout] 470d343126a9b01d9a4ddedf617ed49078b889ac1ba7f839a0fa0ae5be5dddcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 89d4cac277a0c6d9a2d5039fbde2bc512a09d95db8c0f5bfe4246b7bc7aa1d28 [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" "89d4cac277a0c6d9a2d5039fbde2bc512a09d95db8c0f5bfe4246b7bc7aa1d28", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loopers_engine-8de5f31268bb038e) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test metronome::tests::test_cycle ... 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_overdub_2x ... ok [INFO] [stdout] test sample::tests::test_record ... ok [INFO] [stdout] test sample::tests::test_from_mono ... ok [INFO] [stdout] test sample::tests::test_new ... ok [INFO] [stdout] test sample::tests::test_overdub ... ok [INFO] [stdout] test sample::tests::test_xfade ... 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_offset ... ok [INFO] [stdout] test looper::tests::test_overdub ... ok [INFO] [stdout] test looper::tests::test_io ... ok [INFO] [stdout] test looper::tests::test_transitions ... ok [INFO] [stdout] test looper::tests::test_new ... 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_serialization ... ok [INFO] [stdout] test looper::tests::test_pre_xfade ... ok [INFO] [stdout] test looper::tests::test_post_xfade ... 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 6.96s [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" "89d4cac277a0c6d9a2d5039fbde2bc512a09d95db8c0f5bfe4246b7bc7aa1d28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89d4cac277a0c6d9a2d5039fbde2bc512a09d95db8c0f5bfe4246b7bc7aa1d28", kill_on_drop: false }` [INFO] [stdout] 89d4cac277a0c6d9a2d5039fbde2bc512a09d95db8c0f5bfe4246b7bc7aa1d28