[INFO] fetching crate audio-mixer 0.1.2...
[INFO] testing audio-mixer-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate audio-mixer 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate audio-mixer 0.1.2 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 audio-mixer 0.1.2
[INFO] finished tweaking crates.io crate audio-mixer 0.1.2
[INFO] tweaked toml for crates.io crate audio-mixer 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate audio-mixer 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] a22e9636256c6213433e552455c46f3a2c2107a93002f89db3528cc4fae05ee5
[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" "a22e9636256c6213433e552455c46f3a2c2107a93002f89db3528cc4fae05ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a22e9636256c6213433e552455c46f3a2c2107a93002f89db3528cc4fae05ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a22e9636256c6213433e552455c46f3a2c2107a93002f89db3528cc4fae05ee5", kill_on_drop: false }`
[INFO] [stdout] a22e9636256c6213433e552455c46f3a2c2107a93002f89db3528cc4fae05ee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 85b996e756cee89c44dda0dd3be9ff5a2c7883bce155278bc54e08927d478444
[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" "85b996e756cee89c44dda0dd3be9ff5a2c7883bce155278bc54e08927d478444", kill_on_drop: false }`
[INFO] [stderr]    Compiling audio-mixer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "85b996e756cee89c44dda0dd3be9ff5a2c7883bce155278bc54e08927d478444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b996e756cee89c44dda0dd3be9ff5a2c7883bce155278bc54e08927d478444", kill_on_drop: false }`
[INFO] [stdout] 85b996e756cee89c44dda0dd3be9ff5a2c7883bce155278bc54e08927d478444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f32ecfceb523f25c14bbdfcf7344940bbbe15938655be92bea47fd6bc9a8cf63
[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" "f32ecfceb523f25c14bbdfcf7344940bbbe15938655be92bea47fd6bc9a8cf63", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling float-cmp v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling audio-mixer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 55.57s
[INFO] running `Command { std: "docker" "inspect" "f32ecfceb523f25c14bbdfcf7344940bbbe15938655be92bea47fd6bc9a8cf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32ecfceb523f25c14bbdfcf7344940bbbe15938655be92bea47fd6bc9a8cf63", kill_on_drop: false }`
[INFO] [stdout] f32ecfceb523f25c14bbdfcf7344940bbbe15938655be92bea47fd6bc9a8cf63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 94973eade8b8b903b009da004824f1af4e1352b333adbdc6d0e3525a5cc62134
[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" "94973eade8b8b903b009da004824f1af4e1352b333adbdc6d0e3525a5cc62134", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/audio_mixer-1fb306e68086c44e
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test coefficient::test::test_create_f32 ... ok
[INFO] [stdout] test coefficient::test::test_create_i16 ... ok
[INFO] [stdout] test coefficient::test::test_get_redirect_matrix_f32 ... ok
[INFO] [stdout] test coefficient::test::test_get_redirect_matrix_i16 ... ok
[INFO] [stdout] test coefficient::test::test_normalize ... ok
[INFO] [stdout] test coefficient::test::test_create_with_duplicate_silience_channels_f32 ... ok
[INFO] [stdout] test coefficient::test::test_create_with_duplicate_silience_channels_i16 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/audio_mixer-d4c3db2fd9da2d0c
[INFO] [stdout] test coefficient::test::test_create_with_duplicate_input_channels_i16 ... ok
[INFO] [stderr]    Doc-tests audio-mixer
[INFO] [stdout] test coefficient::test::test_create_with_duplicate_input_channels_f32 ... ok
[INFO] [stdout] test coefficient::test::test_create_with_duplicate_output_channels_f32 ... ok
[INFO] [stdout] test coefficient::test::test_create_with_duplicate_output_channels_i16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94973eade8b8b903b009da004824f1af4e1352b333adbdc6d0e3525a5cc62134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94973eade8b8b903b009da004824f1af4e1352b333adbdc6d0e3525a5cc62134", kill_on_drop: false }`
[INFO] [stdout] 94973eade8b8b903b009da004824f1af4e1352b333adbdc6d0e3525a5cc62134