[INFO] fetching crate tracing-cassette 0.0.0...
[INFO] testing tracing-cassette-0.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tracing-cassette 0.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tracing-cassette 0.0.0
[INFO] finished tweaking crates.io crate tracing-cassette 0.0.0
[INFO] tweaked toml for crates.io crate tracing-cassette 0.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-cassette 0.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bed578e83dfe51baf7c6a78753f9488c265cffd6cd0adb039fec60752972004
[INFO] running `Command { std: "docker" "start" "-a" "8bed578e83dfe51baf7c6a78753f9488c265cffd6cd0adb039fec60752972004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bed578e83dfe51baf7c6a78753f9488c265cffd6cd0adb039fec60752972004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bed578e83dfe51baf7c6a78753f9488c265cffd6cd0adb039fec60752972004", kill_on_drop: false }`
[INFO] [stdout] 8bed578e83dfe51baf7c6a78753f9488c265cffd6cd0adb039fec60752972004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a6efca486fdd4573dda0c498d87241c7134f3f95334efc0b8bdd56d49df351e
[INFO] running `Command { std: "docker" "start" "-a" "2a6efca486fdd4573dda0c498d87241c7134f3f95334efc0b8bdd56d49df351e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-cassette v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "2a6efca486fdd4573dda0c498d87241c7134f3f95334efc0b8bdd56d49df351e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6efca486fdd4573dda0c498d87241c7134f3f95334efc0b8bdd56d49df351e", kill_on_drop: false }`
[INFO] [stdout] 2a6efca486fdd4573dda0c498d87241c7134f3f95334efc0b8bdd56d49df351e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec51f5efaa22484da5e71dbb14d8dd54f55da82ee6958f7660e74ab23d74e462
[INFO] running `Command { std: "docker" "start" "-a" "ec51f5efaa22484da5e71dbb14d8dd54f55da82ee6958f7660e74ab23d74e462", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-cassette v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "ec51f5efaa22484da5e71dbb14d8dd54f55da82ee6958f7660e74ab23d74e462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec51f5efaa22484da5e71dbb14d8dd54f55da82ee6958f7660e74ab23d74e462", kill_on_drop: false }`
[INFO] [stdout] ec51f5efaa22484da5e71dbb14d8dd54f55da82ee6958f7660e74ab23d74e462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6da35bb189767dc4eeb9c88f02d4871421e2aefa88de4576f975e2781f925759
[INFO] running `Command { std: "docker" "start" "-a" "6da35bb189767dc4eeb9c88f02d4871421e2aefa88de4576f975e2781f925759", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_cassette-69f93bec8d493839)
[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] [stderr]    Doc-tests tracing_cassette
[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" "6da35bb189767dc4eeb9c88f02d4871421e2aefa88de4576f975e2781f925759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da35bb189767dc4eeb9c88f02d4871421e2aefa88de4576f975e2781f925759", kill_on_drop: false }`
[INFO] [stdout] 6da35bb189767dc4eeb9c88f02d4871421e2aefa88de4576f975e2781f925759
