[INFO] fetching crate stackdriver_logger 0.8.2...
[INFO] testing stackdriver_logger-0.8.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate stackdriver_logger 0.8.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate stackdriver_logger 0.8.2
[INFO] finished tweaking crates.io crate stackdriver_logger 0.8.2
[INFO] tweaked toml for crates.io crate stackdriver_logger 0.8.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackdriver_logger 0.8.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97306569969b4f4b83a78f1b2defcd3a0cc5753e7c26cae7ccafb0c60eaf809f
[INFO] running `Command { std: "docker" "start" "-a" "97306569969b4f4b83a78f1b2defcd3a0cc5753e7c26cae7ccafb0c60eaf809f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97306569969b4f4b83a78f1b2defcd3a0cc5753e7c26cae7ccafb0c60eaf809f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97306569969b4f4b83a78f1b2defcd3a0cc5753e7c26cae7ccafb0c60eaf809f", kill_on_drop: false }`
[INFO] [stdout] 97306569969b4f4b83a78f1b2defcd3a0cc5753e7c26cae7ccafb0c60eaf809f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a5066fa9485aa208bb4abc5cefbe1644de0dd6a584a3b74ecabd0d26deaaef2
[INFO] running `Command { std: "docker" "start" "-a" "0a5066fa9485aa208bb4abc5cefbe1644de0dd6a584a3b74ecabd0d26deaaef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling stackdriver_logger v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LogLevel` is never constructed
[INFO] [stdout]   --> src/lib.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct LogLevel(Level);
[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 9.48s
[INFO] running `Command { std: "docker" "inspect" "0a5066fa9485aa208bb4abc5cefbe1644de0dd6a584a3b74ecabd0d26deaaef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5066fa9485aa208bb4abc5cefbe1644de0dd6a584a3b74ecabd0d26deaaef2", kill_on_drop: false }`
[INFO] [stdout] 0a5066fa9485aa208bb4abc5cefbe1644de0dd6a584a3b74ecabd0d26deaaef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e37778c7edeb8ca34520e2647fc4deb85f7112f8c047e93cfa6aebeb2758216
[INFO] running `Command { std: "docker" "start" "-a" "3e37778c7edeb8ca34520e2647fc4deb85f7112f8c047e93cfa6aebeb2758216", kill_on_drop: false }`
[INFO] [stdout] warning: struct `LogLevel` is never constructed
[INFO] [stdout]   --> src/lib.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct LogLevel(Level);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stackdriver_logger v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "3e37778c7edeb8ca34520e2647fc4deb85f7112f8c047e93cfa6aebeb2758216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e37778c7edeb8ca34520e2647fc4deb85f7112f8c047e93cfa6aebeb2758216", kill_on_drop: false }`
[INFO] [stdout] 3e37778c7edeb8ca34520e2647fc4deb85f7112f8c047e93cfa6aebeb2758216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb8de27e11c3f704fc8b750cccc527093dda869593be4f71a1f103c7ddb0558f
[INFO] running `Command { std: "docker" "start" "-a" "eb8de27e11c3f704fc8b750cccc527093dda869593be4f71a1f103c7ddb0558f", kill_on_drop: false }`
[INFO] [stderr] warning: struct `LogLevel` is never constructed
[INFO] [stderr]   --> src/lib.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct LogLevel(Level);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stackdriver_logger` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stackdriver_logger-d22a457bb82d24c9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::info_formatter ... ok
[INFO] [stdout] test tests::error_formatter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stackdriver_logger
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/macros.rs - macros::init_with_cargo (line 17) ... ok
[INFO] [stdout] test src/macros.rs - macros::init_with_cargo (line 10) ... ok
[INFO] [stdout] test src/lib.rs - init_with (line 99) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - init (line 72) ... ok
[INFO] [stdout] test src/lib.rs - init_with (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb8de27e11c3f704fc8b750cccc527093dda869593be4f71a1f103c7ddb0558f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8de27e11c3f704fc8b750cccc527093dda869593be4f71a1f103c7ddb0558f", kill_on_drop: false }`
[INFO] [stdout] eb8de27e11c3f704fc8b750cccc527093dda869593be4f71a1f103c7ddb0558f