[INFO] fetching crate loss 0.1.0...
[INFO] checking loss-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate loss 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate loss 0.1.0
[INFO] finished tweaking crates.io crate loss 0.1.0
[INFO] tweaked toml for crates.io crate loss 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate loss 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af415b2462a5f96a94b4ef9736f8a3a46225490a5165fbe4ff202d3c184815f7
[INFO] running `Command { std: "docker" "start" "-a" "af415b2462a5f96a94b4ef9736f8a3a46225490a5165fbe4ff202d3c184815f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af415b2462a5f96a94b4ef9736f8a3a46225490a5165fbe4ff202d3c184815f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af415b2462a5f96a94b4ef9736f8a3a46225490a5165fbe4ff202d3c184815f7", kill_on_drop: false }`
[INFO] [stdout] af415b2462a5f96a94b4ef9736f8a3a46225490a5165fbe4ff202d3c184815f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b12b1873d4e7124a8933042c910cf8d75b0d737a491f4d6c41605cd647ac26d4
[INFO] running `Command { std: "docker" "start" "-a" "b12b1873d4e7124a8933042c910cf8d75b0d737a491f4d6c41605cd647ac26d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking tracing-serde v0.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking loss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::Subscriber`
[INFO] [stdout]   --> src/dead.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use tracing::Subscriber;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::Subscriber`
[INFO] [stdout]   --> src/dead.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use tracing::Subscriber;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "b12b1873d4e7124a8933042c910cf8d75b0d737a491f4d6c41605cd647ac26d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12b1873d4e7124a8933042c910cf8d75b0d737a491f4d6c41605cd647ac26d4", kill_on_drop: false }`
[INFO] [stdout] b12b1873d4e7124a8933042c910cf8d75b0d737a491f4d6c41605cd647ac26d4