[INFO] fetching crate usfx 0.1.3...
[INFO] testing usfx-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate usfx 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate usfx 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usfx 0.1.3
[INFO] finished tweaking crates.io crate usfx 0.1.3
[INFO] tweaked toml for crates.io crate usfx 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate usfx 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alsa-sys v0.1.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.15
[INFO] [stderr]   Downloaded oorandom v11.1.0
[INFO] [stderr]   Downloaded criterion-plot v0.4.1
[INFO] [stderr]   Downloaded strum_macros v0.17.1
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.4
[INFO] [stderr]   Downloaded randomize v3.0.1
[INFO] [stderr]   Downloaded strum v0.17.1
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
[INFO] [stderr]   Downloaded thiserror v1.0.15
[INFO] [stderr]   Downloaded cpal v0.11.0
[INFO] [stderr]   Downloaded stdweb v0.1.3
[INFO] [stderr]   Downloaded criterion v0.3.1
[INFO] [stderr]   Downloaded plotters v0.2.12
[INFO] [stderr]   Downloaded sdl2-sys v0.33.0
[INFO] [stderr]   Downloaded sdl2 v0.33.0
[INFO] [stderr]   Downloaded rust-music-theory v0.1.6
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96215cf64559ae481a3e2bd8762dbc89bd81d11e0c7845747f09908594430134
[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" "96215cf64559ae481a3e2bd8762dbc89bd81d11e0c7845747f09908594430134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96215cf64559ae481a3e2bd8762dbc89bd81d11e0c7845747f09908594430134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96215cf64559ae481a3e2bd8762dbc89bd81d11e0c7845747f09908594430134", kill_on_drop: false }`
[INFO] [stdout] 96215cf64559ae481a3e2bd8762dbc89bd81d11e0c7845747f09908594430134
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 862f93e0ab75afa22e724a2407249de2b8e53a70dde74506e873268f470674b6
[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" "862f93e0ab75afa22e724a2407249de2b8e53a70dde74506e873268f470674b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling randomize v3.0.1
[INFO] [stderr]    Compiling usfx v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "862f93e0ab75afa22e724a2407249de2b8e53a70dde74506e873268f470674b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862f93e0ab75afa22e724a2407249de2b8e53a70dde74506e873268f470674b6", kill_on_drop: false }`
[INFO] [stdout] 862f93e0ab75afa22e724a2407249de2b8e53a70dde74506e873268f470674b6
[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" "+beta-2021-01-01" "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] 743213f92596544affdcacd221e1b9be86456541333263403f412496a067f699
[INFO] running `Command { std: "docker" "start" "-a" "743213f92596544affdcacd221e1b9be86456541333263403f412496a067f699", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling strum v0.17.1
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling rust-music-theory v0.1.6
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling usfx v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 57.49s
[INFO] running `Command { std: "docker" "inspect" "743213f92596544affdcacd221e1b9be86456541333263403f412496a067f699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743213f92596544affdcacd221e1b9be86456541333263403f412496a067f699", kill_on_drop: false }`
[INFO] [stdout] 743213f92596544affdcacd221e1b9be86456541333263403f412496a067f699
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 739704d46cd150fca03435dba35df1626496f2bc050dd44e8b2d80b17fe308ba
[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" "739704d46cd150fca03435dba35df1626496f2bc050dd44e8b2d80b17fe308ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/usfx-eee4ab05cff662ea
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests usfx
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Mixer (line 260) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - Sample (line 55) ... ok
[INFO] [stdout] test src/lib.rs - Mixer::generate (line 344) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "739704d46cd150fca03435dba35df1626496f2bc050dd44e8b2d80b17fe308ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739704d46cd150fca03435dba35df1626496f2bc050dd44e8b2d80b17fe308ba", kill_on_drop: false }`
[INFO] [stdout] 739704d46cd150fca03435dba35df1626496f2bc050dd44e8b2d80b17fe308ba