[INFO] fetching crate url2audio 0.3.0...
[INFO] checking url2audio-0.3.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate url2audio 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate url2audio 0.3.0
[INFO] finished tweaking crates.io crate url2audio 0.3.0
[INFO] tweaked toml for crates.io crate url2audio 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate url2audio 0.3.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate url2audio 0.3.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rb v0.3.2
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd9e1077471d46587106ad46753d7520100ba2b8d36e1ea48bef4e8369ae0a61
[INFO] running `Command { std: "docker" "start" "-a" "bd9e1077471d46587106ad46753d7520100ba2b8d36e1ea48bef4e8369ae0a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9e1077471d46587106ad46753d7520100ba2b8d36e1ea48bef4e8369ae0a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9e1077471d46587106ad46753d7520100ba2b8d36e1ea48bef4e8369ae0a61", kill_on_drop: false }`
[INFO] [stdout] bd9e1077471d46587106ad46753d7520100ba2b8d36e1ea48bef4e8369ae0a61
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 001ea739ec67c063d89607c2258ca4af8e8260da4d416a0647763ff14604043d
[INFO] running `Command { std: "docker" "start" "-a" "001ea739ec67c063d89607c2258ca4af8e8260da4d416a0647763ff14604043d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking log v0.4.22
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[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking bytemuck v1.19.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking rustls-pki-types v1.10.0
[INFO] [stderr]    Compiling rustfft v6.2.0
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling rustls v0.23.15
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.17
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[INFO] [stderr]    Compiling cpal v0.15.3
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[INFO] [stderr]     Checking rb v0.3.2
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[INFO] [stderr]    Compiling alsa-sys v0.3.1
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[INFO] [stderr]     Checking symphonia v0.5.4
[INFO] [stderr]     Checking ureq v2.10.1
[INFO] [stderr]     Checking url2audio v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `UrlSource` is never constructed
[INFO] [stdout]  --> src/url_source.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct UrlSource {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/url_source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl UrlSource {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(url: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UrlSource` is never constructed
[INFO] [stdout]  --> src/url_source.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct UrlSource {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/url_source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl UrlSource {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(url: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let res = p.open(src);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let res = p.open(src);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 20.38s
[INFO] running `Command { std: "docker" "inspect" "001ea739ec67c063d89607c2258ca4af8e8260da4d416a0647763ff14604043d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "001ea739ec67c063d89607c2258ca4af8e8260da4d416a0647763ff14604043d", kill_on_drop: false }`
[INFO] [stdout] 001ea739ec67c063d89607c2258ca4af8e8260da4d416a0647763ff14604043d