[INFO] fetching crate spotify_confidence_sdk 0.1.2...
[INFO] checking spotify_confidence_sdk-0.1.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate spotify_confidence_sdk 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate spotify_confidence_sdk 0.1.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spotify_confidence_sdk 0.1.2
[INFO] finished tweaking crates.io crate spotify_confidence_sdk 0.1.2
[INFO] tweaked toml for crates.io crate spotify_confidence_sdk 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 156 packages to latest compatible versions
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-builder-macro v0.18.2
[INFO] [stderr]   Downloaded mockall_derive v0.12.1
[INFO] [stderr]   Downloaded mockall v0.12.1
[INFO] [stderr]   Downloaded typed-builder v0.18.2
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2261e03842c4accc6f2535fdc994c92c4c25a5a49188802c9254e3f8472adc7
[INFO] running `Command { std: "docker" "start" "-a" "e2261e03842c4accc6f2535fdc994c92c4c25a5a49188802c9254e3f8472adc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2261e03842c4accc6f2535fdc994c92c4c25a5a49188802c9254e3f8472adc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2261e03842c4accc6f2535fdc994c92c4c25a5a49188802c9254e3f8472adc7", kill_on_drop: false }`
[INFO] [stdout] e2261e03842c4accc6f2535fdc994c92c4c25a5a49188802c9254e3f8472adc7
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 789a05578e47004c0b27cc1e68b70d76d398ef05bc249ba022bf529e03c3ec03
[INFO] running `Command { std: "docker" "start" "-a" "789a05578e47004c0b27cc1e68b70d76d398ef05bc249ba022bf529e03c3ec03", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
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[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking serde v1.0.209
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[INFO] [stderr]    Compiling mockall_derive v0.12.1
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[INFO] [stderr]     Checking reqwest v0.12.7
[INFO] [stderr]     Checking spotify_confidence_sdk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Confidence`
[INFO] [stdout]    --> src/confidence_value.rs:210:7
[INFO] [stdout]     |
[INFO] [stdout] 210 |   use crate::Confidence;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/contextual_confidence.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut confidence = Confidence::builder()
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.05s
[INFO] running `Command { std: "docker" "inspect" "789a05578e47004c0b27cc1e68b70d76d398ef05bc249ba022bf529e03c3ec03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789a05578e47004c0b27cc1e68b70d76d398ef05bc249ba022bf529e03c3ec03", kill_on_drop: false }`
[INFO] [stdout] 789a05578e47004c0b27cc1e68b70d76d398ef05bc249ba022bf529e03c3ec03