[INFO] cloning repository https://github.com/happysalada/audiowave_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/happysalada/audiowave_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhappysalada%2Faudiowave_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhappysalada%2Faudiowave_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 984c8b2d0c61d4c542964ebc716019c590bc4f26
[INFO] testing happysalada/audiowave_test against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhappysalada%2Faudiowave_test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/happysalada/audiowave_test on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/happysalada/audiowave_test
[INFO] finished tweaking git repo https://github.com/happysalada/audiowave_test
[INFO] tweaked toml for git repo https://github.com/happysalada/audiowave_test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/happysalada/audiowave_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symphonia-format-ogg v0.5.0
[INFO] [stderr]   Downloaded symphonia-codec-vorbis v0.5.0
[INFO] [stderr]   Downloaded symphonia-codec-pcm v0.5.0
[INFO] [stderr]   Downloaded symphonia-bundle-flac v0.5.0
[INFO] [stderr]   Downloaded symphonia-utils-xiph v0.5.0
[INFO] [stderr]   Downloaded symphonia v0.5.0
[INFO] [stderr]   Downloaded symphonia-core v0.5.0
[INFO] [stderr]   Downloaded symphonia-format-wav v0.5.0
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.0
[INFO] [stderr]   Downloaded symphonia-format-mkv v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5dd25759c7ec4a8803da25778834beec6cec5133cdc353fdfb6b27e0a1fff48
[INFO] running `Command { std: "docker" "start" "-a" "f5dd25759c7ec4a8803da25778834beec6cec5133cdc353fdfb6b27e0a1fff48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5dd25759c7ec4a8803da25778834beec6cec5133cdc353fdfb6b27e0a1fff48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5dd25759c7ec4a8803da25778834beec6cec5133cdc353fdfb6b27e0a1fff48", kill_on_drop: false }`
[INFO] [stdout] f5dd25759c7ec4a8803da25778834beec6cec5133cdc353fdfb6b27e0a1fff48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bbd139906119ca1c28f8469aa194104e8cf2e79d99906579396b8a73b57531e1
[INFO] running `Command { std: "docker" "start" "-a" "bbd139906119ca1c28f8469aa194104e8cf2e79d99906579396b8a73b57531e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling symphonia-core v0.5.0
[INFO] [stderr]    Compiling symphonia-codec-pcm v0.5.0
[INFO] [stderr]    Compiling symphonia-metadata v0.5.0
[INFO] [stderr]    Compiling symphonia-utils-xiph v0.5.0
[INFO] [stderr]    Compiling symphonia-format-wav v0.5.0
[INFO] [stderr]    Compiling symphonia-format-ogg v0.5.0
[INFO] [stderr]    Compiling symphonia-codec-vorbis v0.5.0
[INFO] [stderr]    Compiling symphonia-format-mkv v0.5.0
[INFO] [stderr]    Compiling symphonia-bundle-flac v0.5.0
[INFO] [stderr]    Compiling symphonia v0.5.0
[INFO] [stderr]    Compiling audiowave_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `decoder`
[INFO] [stdout]   --> src/main.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut decoder = symphonia::default::get_codecs()
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut decoder = symphonia::default::get_codecs()
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "bbd139906119ca1c28f8469aa194104e8cf2e79d99906579396b8a73b57531e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd139906119ca1c28f8469aa194104e8cf2e79d99906579396b8a73b57531e1", kill_on_drop: false }`
[INFO] [stdout] bbd139906119ca1c28f8469aa194104e8cf2e79d99906579396b8a73b57531e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 85916f7e75e2fb30c5553492963d435246c8874b5ba27952db32ce4e7cb1c36a
[INFO] running `Command { std: "docker" "start" "-a" "85916f7e75e2fb30c5553492963d435246c8874b5ba27952db32ce4e7cb1c36a", kill_on_drop: false }`
[INFO] [stderr]    Compiling audiowave_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `decoder`
[INFO] [stdout]   --> src/main.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut decoder = symphonia::default::get_codecs()
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut decoder = symphonia::default::get_codecs()
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "85916f7e75e2fb30c5553492963d435246c8874b5ba27952db32ce4e7cb1c36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85916f7e75e2fb30c5553492963d435246c8874b5ba27952db32ce4e7cb1c36a", kill_on_drop: false }`
[INFO] [stdout] 85916f7e75e2fb30c5553492963d435246c8874b5ba27952db32ce4e7cb1c36a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] dcbcf03f2b910d9d89fee7ac559539c30016c88247520a410e41389bc941519c
[INFO] running `Command { std: "docker" "start" "-a" "dcbcf03f2b910d9d89fee7ac559539c30016c88247520a410e41389bc941519c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "dcbcf03f2b910d9d89fee7ac559539c30016c88247520a410e41389bc941519c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbcf03f2b910d9d89fee7ac559539c30016c88247520a410e41389bc941519c", kill_on_drop: false }`
[INFO] [stdout] dcbcf03f2b910d9d89fee7ac559539c30016c88247520a410e41389bc941519c