[INFO] fetching crate mustermann 12.0.0...
[INFO] checking mustermann-12.0.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate mustermann 12.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mustermann 12.0.0
[INFO] finished tweaking crates.io crate mustermann 12.0.0
[INFO] tweaked toml for crates.io crate mustermann 12.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mustermann 12.0.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mustermann 12.0.0 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-stdout v0.29.0
[INFO] [stderr]   Downloaded opentelemetry-appender-tracing v0.29.1
[INFO] [stderr]   Downloaded rand_core v0.9.2
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.28.0
[INFO] [stderr]   Downloaded opentelemetry v0.28.0
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.29.0
[INFO] [stderr]   Downloaded fake v4.0.0
[INFO] [stderr]   Downloaded deunicode v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb11170e30acc07b075e32a34821f44c026613e48e38769c68faa0a3510aa254
[INFO] running `Command { std: "docker" "start" "-a" "eb11170e30acc07b075e32a34821f44c026613e48e38769c68faa0a3510aa254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb11170e30acc07b075e32a34821f44c026613e48e38769c68faa0a3510aa254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb11170e30acc07b075e32a34821f44c026613e48e38769c68faa0a3510aa254", kill_on_drop: false }`
[INFO] [stdout] eb11170e30acc07b075e32a34821f44c026613e48e38769c68faa0a3510aa254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e58efc950585b214649f389a3f269638fe730a3f01bf0dbf38f69e58fedc9b26
[INFO] running `Command { std: "docker" "start" "-a" "e58efc950585b214649f389a3f269638fe730a3f01bf0dbf38f69e58fedc9b26", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
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[INFO] [stderr]     Checking mustermann v12.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `MetadataMap` is never constructed
[INFO] [stdout]  --> src/metadata_map.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MetadataMap<'a>(&'a mut HashMap<String, String>);
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetadataMap` is never constructed
[INFO] [stdout]  --> src/metadata_map.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MetadataMap<'a>(&'a mut HashMap<String, String>);
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.76s
[INFO] running `Command { std: "docker" "inspect" "e58efc950585b214649f389a3f269638fe730a3f01bf0dbf38f69e58fedc9b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e58efc950585b214649f389a3f269638fe730a3f01bf0dbf38f69e58fedc9b26", kill_on_drop: false }`
[INFO] [stdout] e58efc950585b214649f389a3f269638fe730a3f01bf0dbf38f69e58fedc9b26
