[INFO] fetching crate symphonia-format-riff 0.5.4...
[INFO] building symphonia-format-riff-0.5.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate symphonia-format-riff 0.5.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate symphonia-format-riff 0.5.4
[INFO] finished tweaking crates.io crate symphonia-format-riff 0.5.4
[INFO] tweaked toml for crates.io crate symphonia-format-riff 0.5.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate symphonia-format-riff 0.5.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extended v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48fc49a0d6dd4817db1a1a67480b6fe8bc7053957a4d60d138f598a496457063
[INFO] running `Command { std: "docker" "start" "-a" "48fc49a0d6dd4817db1a1a67480b6fe8bc7053957a4d60d138f598a496457063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48fc49a0d6dd4817db1a1a67480b6fe8bc7053957a4d60d138f598a496457063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fc49a0d6dd4817db1a1a67480b6fe8bc7053957a4d60d138f598a496457063", kill_on_drop: false }`
[INFO] [stdout] 48fc49a0d6dd4817db1a1a67480b6fe8bc7053957a4d60d138f598a496457063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e8be8e894ea2108e4e7fc00b1691df152545c0d88dcddc40df68d9ae0d9e30
[INFO] running `Command { std: "docker" "start" "-a" "d1e8be8e894ea2108e4e7fc00b1691df152545c0d88dcddc40df68d9ae0d9e30", kill_on_drop: false }`
[INFO] [stderr]    Compiling extended v0.1.0
[INFO] [stderr]    Compiling symphonia-core v0.5.4
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling symphonia-metadata v0.5.4
[INFO] [stderr]    Compiling symphonia-format-riff v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `n_sample_frames` is never read
[INFO] [stdout]   --> src/aiff/chunks.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct CommonChunk {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub n_sample_frames: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset` and `block_size` are never read
[INFO] [stdout]    --> src/aiff/chunks.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct SoundChunk {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 253 |     pub len: u32,
[INFO] [stdout] 254 |     pub offset: u32,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 255 |     pub block_size: u32,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "d1e8be8e894ea2108e4e7fc00b1691df152545c0d88dcddc40df68d9ae0d9e30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e8be8e894ea2108e4e7fc00b1691df152545c0d88dcddc40df68d9ae0d9e30", kill_on_drop: false }`
[INFO] [stdout] d1e8be8e894ea2108e4e7fc00b1691df152545c0d88dcddc40df68d9ae0d9e30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b9162454d9fc79e9d5cedc8e35563624685f1bf188bcae7c75148519bb39727
[INFO] running `Command { std: "docker" "start" "-a" "3b9162454d9fc79e9d5cedc8e35563624685f1bf188bcae7c75148519bb39727", kill_on_drop: false }`
[INFO] [stderr]    Compiling symphonia-format-riff v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `n_sample_frames` is never read
[INFO] [stdout]   --> src/aiff/chunks.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct CommonChunk {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub n_sample_frames: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset` and `block_size` are never read
[INFO] [stdout]    --> src/aiff/chunks.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct SoundChunk {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 253 |     pub len: u32,
[INFO] [stdout] 254 |     pub offset: u32,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 255 |     pub block_size: u32,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n_sample_frames` is never read
[INFO] [stdout]   --> src/aiff/chunks.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct CommonChunk {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub n_sample_frames: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset` and `block_size` are never read
[INFO] [stdout]    --> src/aiff/chunks.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct SoundChunk {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 253 |     pub len: u32,
[INFO] [stdout] 254 |     pub offset: u32,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 255 |     pub block_size: u32,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "3b9162454d9fc79e9d5cedc8e35563624685f1bf188bcae7c75148519bb39727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9162454d9fc79e9d5cedc8e35563624685f1bf188bcae7c75148519bb39727", kill_on_drop: false }`
[INFO] [stdout] 3b9162454d9fc79e9d5cedc8e35563624685f1bf188bcae7c75148519bb39727