[INFO] fetching crate stakker_log 0.1.0...
[INFO] testing stakker_log-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate stakker_log 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stakker_log 0.1.0
[INFO] finished tweaking crates.io crate stakker_log 0.1.0
[INFO] tweaked toml for crates.io crate stakker_log 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stakker_log 0.1.0 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 64 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ad620aad56e9106abd9f6838e302842aeae1009cd70f09ebe9438790c3e2dea2
[INFO] running `Command { std: "docker" "start" "-a" "ad620aad56e9106abd9f6838e302842aeae1009cd70f09ebe9438790c3e2dea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad620aad56e9106abd9f6838e302842aeae1009cd70f09ebe9438790c3e2dea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad620aad56e9106abd9f6838e302842aeae1009cd70f09ebe9438790c3e2dea2", kill_on_drop: false }`
[INFO] [stdout] ad620aad56e9106abd9f6838e302842aeae1009cd70f09ebe9438790c3e2dea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 755d921d75372fa975e729ad583a31de88c3ed768d5574370281be163f1b245b
[INFO] running `Command { std: "docker" "start" "-a" "755d921d75372fa975e729ad583a31de88c3ed768d5574370281be163f1b245b", kill_on_drop: false }`
[INFO] [stderr]    Compiling qcell v0.5.5
[INFO] [stderr]    Compiling stakker v0.2.13
[INFO] [stderr]    Compiling stakker_log v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "755d921d75372fa975e729ad583a31de88c3ed768d5574370281be163f1b245b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755d921d75372fa975e729ad583a31de88c3ed768d5574370281be163f1b245b", kill_on_drop: false }`
[INFO] [stdout] 755d921d75372fa975e729ad583a31de88c3ed768d5574370281be163f1b245b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 998988b4fa574f119dd2c07f2ac329deaf097f8a79e1fc570b628c3f742b5e5e
[INFO] running `Command { std: "docker" "start" "-a" "998988b4fa574f119dd2c07f2ac329deaf097f8a79e1fc570b628c3f742b5e5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakker_log v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "998988b4fa574f119dd2c07f2ac329deaf097f8a79e1fc570b628c3f742b5e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998988b4fa574f119dd2c07f2ac329deaf097f8a79e1fc570b628c3f742b5e5e", kill_on_drop: false }`
[INFO] [stdout] 998988b4fa574f119dd2c07f2ac329deaf097f8a79e1fc570b628c3f742b5e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5f0954210ead82f8425a94eac07b330cdde471eddb702c5ff9e05a35a29b1a30
[INFO] running `Command { std: "docker" "start" "-a" "5f0954210ead82f8425a94eac07b330cdde471eddb702c5ff9e05a35a29b1a30", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stakker_log-86d4b78895d05a1c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test kvjson::test::test ... ok
[INFO] [stderr]    Doc-tests stakker_log
[INFO] [stdout] test test::error_formatting ... ok
[INFO] [stdout] test kvdisp::test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f0954210ead82f8425a94eac07b330cdde471eddb702c5ff9e05a35a29b1a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0954210ead82f8425a94eac07b330cdde471eddb702c5ff9e05a35a29b1a30", kill_on_drop: false }`
[INFO] [stdout] 5f0954210ead82f8425a94eac07b330cdde471eddb702c5ff9e05a35a29b1a30