[INFO] fetching crate levee 0.1.0-SNAPSHOT...
[INFO] testing levee-0.1.0-SNAPSHOT against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate levee 0.1.0-SNAPSHOT into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate levee 0.1.0-SNAPSHOT
[INFO] finished tweaking crates.io crate levee 0.1.0-SNAPSHOT
[INFO] tweaked toml for crates.io crate levee 0.1.0-SNAPSHOT written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate levee 0.1.0-SNAPSHOT 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]     Blocking waiting for file lock on package cache
[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-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-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] afc4490c9d8631cc1d4c3a0c382b1e4029cc29ede64cad9b37df63343c8e1d56
[INFO] running `Command { std: "docker" "start" "-a" "afc4490c9d8631cc1d4c3a0c382b1e4029cc29ede64cad9b37df63343c8e1d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afc4490c9d8631cc1d4c3a0c382b1e4029cc29ede64cad9b37df63343c8e1d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc4490c9d8631cc1d4c3a0c382b1e4029cc29ede64cad9b37df63343c8e1d56", kill_on_drop: false }`
[INFO] [stdout] afc4490c9d8631cc1d4c3a0c382b1e4029cc29ede64cad9b37df63343c8e1d56
[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] ae236273ea784ba3c80533b42ecf0e19c1ef0ad6c6cbc5b8e085fd4c981e12cb
[INFO] running `Command { std: "docker" "start" "-a" "ae236273ea784ba3c80533b42ecf0e19c1ef0ad6c6cbc5b8e085fd4c981e12cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling levee v0.1.0-SNAPSHOT (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "ae236273ea784ba3c80533b42ecf0e19c1ef0ad6c6cbc5b8e085fd4c981e12cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae236273ea784ba3c80533b42ecf0e19c1ef0ad6c6cbc5b8e085fd4c981e12cb", kill_on_drop: false }`
[INFO] [stdout] ae236273ea784ba3c80533b42ecf0e19c1ef0ad6c6cbc5b8e085fd4c981e12cb
[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] 6699a750d6624075bc1912c1c356ca4cc6e83f4d9e7672c2bf59b533a77609af
[INFO] running `Command { std: "docker" "start" "-a" "6699a750d6624075bc1912c1c356ca4cc6e83f4d9e7672c2bf59b533a77609af", kill_on_drop: false }`
[INFO] [stderr]    Compiling levee v0.1.0-SNAPSHOT (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "6699a750d6624075bc1912c1c356ca4cc6e83f4d9e7672c2bf59b533a77609af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6699a750d6624075bc1912c1c356ca4cc6e83f4d9e7672c2bf59b533a77609af", kill_on_drop: false }`
[INFO] [stdout] 6699a750d6624075bc1912c1c356ca4cc6e83f4d9e7672c2bf59b533a77609af
[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] 0e14bcc62abfd49289d19ffd0ab4d0670a575e505ae9c9b3baba063a6651ee3f
[INFO] running `Command { std: "docker" "start" "-a" "0e14bcc62abfd49289d19ffd0ab4d0670a575e505ae9c9b3baba063a6651ee3f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/levee-b4eebfc0ecb8b14e)
[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 levee
[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" "0e14bcc62abfd49289d19ffd0ab4d0670a575e505ae9c9b3baba063a6651ee3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e14bcc62abfd49289d19ffd0ab4d0670a575e505ae9c9b3baba063a6651ee3f", kill_on_drop: false }`
[INFO] [stdout] 0e14bcc62abfd49289d19ffd0ab4d0670a575e505ae9c9b3baba063a6651ee3f