[INFO] fetching crate si-loggy 0.1.0...
[INFO] testing si-loggy-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate si-loggy 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate si-loggy 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polling v3.7.2
[INFO] [stderr]   Downloaded regex v1.10.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48b85777d989297282214d18a9766bc1c2747d356099d538917aca3f73df8cab
[INFO] running `Command { std: "docker" "start" "-a" "48b85777d989297282214d18a9766bc1c2747d356099d538917aca3f73df8cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48b85777d989297282214d18a9766bc1c2747d356099d538917aca3f73df8cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b85777d989297282214d18a9766bc1c2747d356099d538917aca3f73df8cab", kill_on_drop: false }`
[INFO] [stdout] 48b85777d989297282214d18a9766bc1c2747d356099d538917aca3f73df8cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a19809359d00060303cb83929b882d22dd743ff80955abceb3ff6cc470f3415
[INFO] running `Command { std: "docker" "start" "-a" "3a19809359d00060303cb83929b882d22dd743ff80955abceb3ff6cc470f3415", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling polling v3.7.2
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.56s
[INFO] running `Command { std: "docker" "inspect" "3a19809359d00060303cb83929b882d22dd743ff80955abceb3ff6cc470f3415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a19809359d00060303cb83929b882d22dd743ff80955abceb3ff6cc470f3415", kill_on_drop: false }`
[INFO] [stdout] 3a19809359d00060303cb83929b882d22dd743ff80955abceb3ff6cc470f3415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa6958cd98eab9201488d9a10aeb8069b64b4eb5032141c533f9e62d402c209
[INFO] running `Command { std: "docker" "start" "-a" "caa6958cd98eab9201488d9a10aeb8069b64b4eb5032141c533f9e62d402c209", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "caa6958cd98eab9201488d9a10aeb8069b64b4eb5032141c533f9e62d402c209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa6958cd98eab9201488d9a10aeb8069b64b4eb5032141c533f9e62d402c209", kill_on_drop: false }`
[INFO] [stdout] caa6958cd98eab9201488d9a10aeb8069b64b4eb5032141c533f9e62d402c209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1029eae2a2d092250a4a1a288d0756ed01f92166d00afabec57b1326253877d3
[INFO] running `Command { std: "docker" "start" "-a" "1029eae2a2d092250a4a1a288d0756ed01f92166d00afabec57b1326253877d3", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `into_raw_fd` that must be used
[INFO] [stderr]    --> src/tee.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             writer.into_raw_fd(); // avoid closing the fd
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: losing the raw file descriptor may leak resources
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let _ = writer.into_raw_fd(); // avoid closing the fd
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `si-loggy` (bin "loggy" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/loggy-f2c4cdd033b8a4e3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1029eae2a2d092250a4a1a288d0756ed01f92166d00afabec57b1326253877d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1029eae2a2d092250a4a1a288d0756ed01f92166d00afabec57b1326253877d3", kill_on_drop: false }`
[INFO] [stdout] 1029eae2a2d092250a4a1a288d0756ed01f92166d00afabec57b1326253877d3