[INFO] fetching crate opus-mux 0.1.1...
[INFO] checking opus-mux-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate opus-mux 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate opus-mux 0.1.1
[INFO] finished tweaking crates.io crate opus-mux 0.1.1
[INFO] tweaked toml for crates.io crate opus-mux 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate opus-mux 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate opus-mux 0.1.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magnum-opus v0.3.2
[INFO] [stderr]   Downloaded opusic-sys v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 104a49f417c13759d0392a157c223da41c025b816e98f0fcd74da7dce8a53cce
[INFO] running `Command { std: "docker" "start" "-a" "104a49f417c13759d0392a157c223da41c025b816e98f0fcd74da7dce8a53cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "104a49f417c13759d0392a157c223da41c025b816e98f0fcd74da7dce8a53cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104a49f417c13759d0392a157c223da41c025b816e98f0fcd74da7dce8a53cce", kill_on_drop: false }`
[INFO] [stdout] 104a49f417c13759d0392a157c223da41c025b816e98f0fcd74da7dce8a53cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64f40a38dfde94190e876e9910688cacbf79830618416a453cf0c5d699767e85
[INFO] running `Command { std: "docker" "start" "-a" "64f40a38dfde94190e876e9910688cacbf79830618416a453cf0c5d699767e85", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking opus-mux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `eos`, `granule_position`, `sequence`, and `checksum` are never read
[INFO] [stdout]    --> src/ogg.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub struct PageHeader {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub eos: bool,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 233 |     pub granule_position: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |     pub stream_serial: u32,
[INFO] [stdout] 235 |     pub sequence: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 236 |     pub checksum: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PageHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling opusic-sys v0.3.6
[INFO] [stderr]     Checking magnum-opus v0.3.2
[INFO] [stdout] warning: fields `eos`, `granule_position`, `sequence`, and `checksum` are never read
[INFO] [stdout]    --> src/ogg.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub struct PageHeader {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub eos: bool,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 233 |     pub granule_position: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |     pub stream_serial: u32,
[INFO] [stdout] 235 |     pub sequence: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 236 |     pub checksum: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PageHeader` has derived impls for the traits `Clone` and `Debug`, but these are 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 13.36s
[INFO] running `Command { std: "docker" "inspect" "64f40a38dfde94190e876e9910688cacbf79830618416a453cf0c5d699767e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f40a38dfde94190e876e9910688cacbf79830618416a453cf0c5d699767e85", kill_on_drop: false }`
[INFO] [stdout] 64f40a38dfde94190e876e9910688cacbf79830618416a453cf0c5d699767e85