[INFO] fetching crate tune 0.26.0...
[INFO] checking tune-0.26.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate tune 0.26.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate tune 0.26.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tune 0.26.0
[INFO] finished tweaking crates.io crate tune 0.26.0
[INFO] tweaked toml for crates.io crate tune 0.26.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate crates.io crate tune 0.26.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 501c61431fa284a020a7bc1d1dc5a7bed081e93b3e422f9acafd1cbab6861c18
[INFO] running `Command { std: "docker" "start" "-a" "501c61431fa284a020a7bc1d1dc5a7bed081e93b3e422f9acafd1cbab6861c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "501c61431fa284a020a7bc1d1dc5a7bed081e93b3e422f9acafd1cbab6861c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501c61431fa284a020a7bc1d1dc5a7bed081e93b3e422f9acafd1cbab6861c18", kill_on_drop: false }`
[INFO] [stdout] 501c61431fa284a020a7bc1d1dc5a7bed081e93b3e422f9acafd1cbab6861c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2eebeb22670b33bafc2743449ac2ed745f62c819ee37491ce3f14f92f7f6978
[INFO] running `Command { std: "docker" "start" "-a" "a2eebeb22670b33bafc2743449ac2ed745f62c819ee37491ce3f14f92f7f6978", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking tune v0.26.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `retuned_notes`
[INFO] [stdout]    --> src/mts.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     retuned_notes: Vec<SingleNoteTuningChange>,
[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: field is never read: `retuned_notes`
[INFO] [stdout]    --> src/mts.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     retuned_notes: Vec<SingleNoteTuningChange>,
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "a2eebeb22670b33bafc2743449ac2ed745f62c819ee37491ce3f14f92f7f6978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2eebeb22670b33bafc2743449ac2ed745f62c819ee37491ce3f14f92f7f6978", kill_on_drop: false }`
[INFO] [stdout] a2eebeb22670b33bafc2743449ac2ed745f62c819ee37491ce3f14f92f7f6978