[INFO] fetching crate si-loggy 0.1.0...
[INFO] checking si-loggy-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate si-loggy 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate si-loggy 0.1.0 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate si-loggy 0.1.0
[INFO] finished tweaking crates.io crate si-loggy 0.1.0
[INFO] tweaked toml for crates.io crate si-loggy 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate si-loggy 0.1.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cdea2c68766093c11734dd9d43c0e8df417da53874b227330e724c3ec041cc8c
[INFO] running `Command { std: "docker" "start" "-a" "cdea2c68766093c11734dd9d43c0e8df417da53874b227330e724c3ec041cc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdea2c68766093c11734dd9d43c0e8df417da53874b227330e724c3ec041cc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdea2c68766093c11734dd9d43c0e8df417da53874b227330e724c3ec041cc8c", kill_on_drop: false }`
[INFO] [stdout] cdea2c68766093c11734dd9d43c0e8df417da53874b227330e724c3ec041cc8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 378815b0da4704b99bc0922fa9b6c59b95adb542ac12ee692bb13dad8c1a6d40
[INFO] running `Command { std: "docker" "start" "-a" "378815b0da4704b99bc0922fa9b6c59b95adb542ac12ee692bb13dad8c1a6d40", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking polling v3.7.2
[INFO] [stderr]     Checking si-loggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used
[INFO] [stdout]    --> src/tee.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             writer.into_raw_fd(); // avoid closing the fd
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the raw file descriptor may leak resources
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let _ = writer.into_raw_fd(); // avoid closing the fd
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used
[INFO] [stdout]    --> src/tee.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             writer.into_raw_fd(); // avoid closing the fd
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the raw file descriptor may leak resources
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let _ = writer.into_raw_fd(); // avoid closing the fd
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "378815b0da4704b99bc0922fa9b6c59b95adb542ac12ee692bb13dad8c1a6d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378815b0da4704b99bc0922fa9b6c59b95adb542ac12ee692bb13dad8c1a6d40", kill_on_drop: false }`
[INFO] [stdout] 378815b0da4704b99bc0922fa9b6c59b95adb542ac12ee692bb13dad8c1a6d40