[INFO] updating cached repository https://github.com/manueldeval/rust_synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1468471624f73141910bbc020b050e5b9fb0dd2
[INFO] checking manueldeval/rust_synth against try#846ec3a7f9ef4a204b2166da3cfc71f4885a5be5 for pr-98000
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanueldeval%2Frust_synth" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/manueldeval/rust_synth on toolchain 846ec3a7f9ef4a204b2166da3cfc71f4885a5be5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+846ec3a7f9ef4a204b2166da3cfc71f4885a5be5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/manueldeval/rust_synth
[INFO] finished tweaking git repo https://github.com/manueldeval/rust_synth
[INFO] tweaked toml for git repo https://github.com/manueldeval/rust_synth written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/manueldeval/rust_synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+846ec3a7f9ef4a204b2166da3cfc71f4885a5be5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+846ec3a7f9ef4a204b2166da3cfc71f4885a5be5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b26031f2cced8679f46c6f2691687626aaaa2d4ce1b99b0dcfa7233a008e3c0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7b26031f2cced8679f46c6f2691687626aaaa2d4ce1b99b0dcfa7233a008e3c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b26031f2cced8679f46c6f2691687626aaaa2d4ce1b99b0dcfa7233a008e3c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b26031f2cced8679f46c6f2691687626aaaa2d4ce1b99b0dcfa7233a008e3c0", kill_on_drop: false }`
[INFO] [stdout] 7b26031f2cced8679f46c6f2691687626aaaa2d4ce1b99b0dcfa7233a008e3c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+846ec3a7f9ef4a204b2166da3cfc71f4885a5be5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] 506a7163cc17965537661adf60055b1901f0bf66b4fd92103b50a186187fc48a
[INFO] running `Command { std: "docker" "start" "-a" "506a7163cc17965537661adf60055b1901f0bf66b4fd92103b50a186187fc48a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling derivative v2.2.0
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[INFO] [stderr]     Checking dsp v0.0.1 (/opt/rustwide/workdir/src/dsp)
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[INFO] [stdout] warning: associated function is never used: `get_value_at`
[INFO] [stdout]    --> src/dsp/src/modules/oscillators/granular.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn get_value_at(&self,position: usize) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value_at`
[INFO] [stdout]    --> src/dsp/src/modules/oscillators/granular.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn get_value_at(&self,position: usize) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 14s
[INFO] running `Command { std: "docker" "inspect" "506a7163cc17965537661adf60055b1901f0bf66b4fd92103b50a186187fc48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506a7163cc17965537661adf60055b1901f0bf66b4fd92103b50a186187fc48a", kill_on_drop: false }`
[INFO] [stdout] 506a7163cc17965537661adf60055b1901f0bf66b4fd92103b50a186187fc48a