[INFO] fetching crate tempo_tapper 0.5.5...
[INFO] testing tempo_tapper-0.5.5 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tempo_tapper 0.5.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tempo_tapper 0.5.5
[INFO] finished tweaking crates.io crate tempo_tapper 0.5.5
[INFO] tweaked toml for crates.io crate tempo_tapper 0.5.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tempo_tapper 0.5.5 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] crate crates.io crate tempo_tapper 0.5.5 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" "+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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 62fd02c9e78754747b15e93e6bc1573a15da832a499a33840ab77503e19b090d
[INFO] running `Command { std: "docker" "start" "-a" "62fd02c9e78754747b15e93e6bc1573a15da832a499a33840ab77503e19b090d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62fd02c9e78754747b15e93e6bc1573a15da832a499a33840ab77503e19b090d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62fd02c9e78754747b15e93e6bc1573a15da832a499a33840ab77503e19b090d", kill_on_drop: false }`
[INFO] [stdout] 62fd02c9e78754747b15e93e6bc1573a15da832a499a33840ab77503e19b090d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3838f05ef66e7a2738da82458477b08ad5c26afa6ead0f62c9911a56da63b7d9
[INFO] running `Command { std: "docker" "start" "-a" "3838f05ef66e7a2738da82458477b08ad5c26afa6ead0f62c9911a56da63b7d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempo_tapper v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "3838f05ef66e7a2738da82458477b08ad5c26afa6ead0f62c9911a56da63b7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3838f05ef66e7a2738da82458477b08ad5c26afa6ead0f62c9911a56da63b7d9", kill_on_drop: false }`
[INFO] [stdout] 3838f05ef66e7a2738da82458477b08ad5c26afa6ead0f62c9911a56da63b7d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 111289aa53f0c4322a371fa24da50fd7f40e37b3c230a27fc55c5421fd2425b8
[INFO] running `Command { std: "docker" "start" "-a" "111289aa53f0c4322a371fa24da50fd7f40e37b3c230a27fc55c5421fd2425b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempo_tapper v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "111289aa53f0c4322a371fa24da50fd7f40e37b3c230a27fc55c5421fd2425b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111289aa53f0c4322a371fa24da50fd7f40e37b3c230a27fc55c5421fd2425b8", kill_on_drop: false }`
[INFO] [stdout] 111289aa53f0c4322a371fa24da50fd7f40e37b3c230a27fc55c5421fd2425b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3648fa0a9a13fe6dcdd938aa0415448b26f2e9df3c2ccda134d60e6e74309b5f
[INFO] running `Command { std: "docker" "start" "-a" "3648fa0a9a13fe6dcdd938aa0415448b26f2e9df3c2ccda134d60e6e74309b5f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tempo-8cac806585960b7c)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::ringbuf::double_ended_iter ... ok
[INFO] [stdout] test tests::ringbuf::push_clobber ... ok
[INFO] [stdout] test tests::ringbuf::truncate_front ... ok
[INFO] [stdout] test tests::ringbuf::push_pop ... ok
[INFO] [stdout] test tests::ringbuf::from_iter ... ok
[INFO] [stdout] test tests::ringbuf::truncate_back ... ok
[INFO] [stdout] test tests::ringbuf::double_ended_iter_overflow ... ok
[INFO] [stdout] test tests::ringbuf::clear ... ok
[INFO] [stdout] test tests::ringbuf::from_iter_excess - should panic ... ok
[INFO] [stdout] test tests::ringbuf::overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3648fa0a9a13fe6dcdd938aa0415448b26f2e9df3c2ccda134d60e6e74309b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3648fa0a9a13fe6dcdd938aa0415448b26f2e9df3c2ccda134d60e6e74309b5f", kill_on_drop: false }`
[INFO] [stdout] 3648fa0a9a13fe6dcdd938aa0415448b26f2e9df3c2ccda134d60e6e74309b5f