[INFO] cloning repository https://github.com/pdalpra/wav-to-flac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pdalpra/wav-to-flac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdalpra%2Fwav-to-flac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdalpra%2Fwav-to-flac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a724a7e43759eb7f4cbbcf4d7713dc840e6a98d
[INFO] testing pdalpra/wav-to-flac against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdalpra%2Fwav-to-flac" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pdalpra/wav-to-flac
[INFO] finished tweaking git repo https://github.com/pdalpra/wav-to-flac
[INFO] tweaked toml for git repo https://github.com/pdalpra/wav-to-flac written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pdalpra/wav-to-flac on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pdalpra/wav-to-flac already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.13.0
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded arr_macro_impl v0.1.3
[INFO] [stderr]   Downloaded mp4ameta_proc v0.1.1
[INFO] [stderr]   Downloaded audiotags-dev-macro v0.1.4
[INFO] [stderr]   Downloaded thiserror v1.0.22
[INFO] [stderr]   Downloaded anyhow v1.0.34
[INFO] [stderr]   Downloaded id3 v0.5.1
[INFO] [stderr]   Downloaded mp4ameta v0.6.1
[INFO] [stderr]   Downloaded executors v0.8.0
[INFO] [stderr]   Downloaded metaflac v0.2.4
[INFO] [stderr]   Downloaded thiserror-impl v1.0.22
[INFO] [stderr]   Downloaded terminal_size v0.1.15
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded synchronoise v1.0.0
[INFO] [stderr]   Downloaded arr_macro v0.1.3
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded syn v1.0.51
[INFO] [stderr]   Downloaded audiotags v0.2.7182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9f09ef213f032b38a14dd5291f6d6eabd5ae38e2cd1436f036b4cbf3c995ada
[INFO] running `Command { std: "docker" "start" "-a" "b9f09ef213f032b38a14dd5291f6d6eabd5ae38e2cd1436f036b4cbf3c995ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f09ef213f032b38a14dd5291f6d6eabd5ae38e2cd1436f036b4cbf3c995ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f09ef213f032b38a14dd5291f6d6eabd5ae38e2cd1436f036b4cbf3c995ada", kill_on_drop: false }`
[INFO] [stdout] b9f09ef213f032b38a14dd5291f6d6eabd5ae38e2cd1436f036b4cbf3c995ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 17a8b1bc5220a71a6dfecdea6dc44133e88638bd99300e51210ee7d64eff44eb
[INFO] running `Command { std: "docker" "start" "-a" "17a8b1bc5220a71a6dfecdea6dc44133e88638bd99300e51210ee7d64eff44eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
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[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
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[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling terminal_size v0.1.15
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[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling mp4ameta_proc v0.1.1
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling metaflac v0.2.4
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling flate2 v1.0.19
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[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mp4ameta v0.6.1
[INFO] [stderr]    Compiling clap v2.33.3
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[INFO] [stderr]    Compiling id3 v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synchronoise v1.0.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling audiotags-dev-macro v0.1.4
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling arr_macro v0.1.3
[INFO] [stderr]    Compiling executors v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling audiotags v0.2.7182
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling wav-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `dry_run` is never read
[INFO] [stdout]   --> src/flags.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Flags {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub dry_run: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Flags` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.30s
[INFO] running `Command { std: "docker" "inspect" "17a8b1bc5220a71a6dfecdea6dc44133e88638bd99300e51210ee7d64eff44eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a8b1bc5220a71a6dfecdea6dc44133e88638bd99300e51210ee7d64eff44eb", kill_on_drop: false }`
[INFO] [stdout] 17a8b1bc5220a71a6dfecdea6dc44133e88638bd99300e51210ee7d64eff44eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 46ad410f74ffaddaeb026a759d0d7ec920cc56b5bdf8e2e031878fc348a582b3
[INFO] running `Command { std: "docker" "start" "-a" "46ad410f74ffaddaeb026a759d0d7ec920cc56b5bdf8e2e031878fc348a582b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling wav-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `dry_run` is never read
[INFO] [stdout]   --> src/flags.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Flags {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub dry_run: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Flags` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "46ad410f74ffaddaeb026a759d0d7ec920cc56b5bdf8e2e031878fc348a582b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ad410f74ffaddaeb026a759d0d7ec920cc56b5bdf8e2e031878fc348a582b3", kill_on_drop: false }`
[INFO] [stdout] 46ad410f74ffaddaeb026a759d0d7ec920cc56b5bdf8e2e031878fc348a582b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f9ce2deef8fa1137182015ba271b561be9531f2970471d3c6c2a248fc9165f93
[INFO] running `Command { std: "docker" "start" "-a" "f9ce2deef8fa1137182015ba271b561be9531f2970471d3c6c2a248fc9165f93", kill_on_drop: false }`
[INFO] [stderr] warning: field `dry_run` is never read
[INFO] [stderr]   --> src/flags.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Flags {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub dry_run: bool,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Flags` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wav-converter` (bin "wav-converter" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/wav_converter-4eef05f255c0cb45)
[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" "f9ce2deef8fa1137182015ba271b561be9531f2970471d3c6c2a248fc9165f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ce2deef8fa1137182015ba271b561be9531f2970471d3c6c2a248fc9165f93", kill_on_drop: false }`
[INFO] [stdout] f9ce2deef8fa1137182015ba271b561be9531f2970471d3c6c2a248fc9165f93