[INFO] fetching crate zucchero 1.0.0...
[INFO] testing zucchero-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zucchero 1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate zucchero 1.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zucchero 1.0.0
[INFO] tweaked toml for crates.io crate zucchero 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zucchero 1.0.0 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] crate crates.io crate zucchero 1.0.0 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] d82b45891f402d59ab34060e3e94a06f3e0bb8d10faed286b486b5c66b311333
[INFO] running `Command { std: "docker" "start" "-a" "d82b45891f402d59ab34060e3e94a06f3e0bb8d10faed286b486b5c66b311333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d82b45891f402d59ab34060e3e94a06f3e0bb8d10faed286b486b5c66b311333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82b45891f402d59ab34060e3e94a06f3e0bb8d10faed286b486b5c66b311333", kill_on_drop: false }`
[INFO] [stdout] d82b45891f402d59ab34060e3e94a06f3e0bb8d10faed286b486b5c66b311333
[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] a0e9dc84a1975151de678040381bf40a8cb9105071e26e634556cb6113c41e15
[INFO] running `Command { std: "docker" "start" "-a" "a0e9dc84a1975151de678040381bf40a8cb9105071e26e634556cb6113c41e15", kill_on_drop: false }`
[INFO] [stderr]    Compiling zucchero v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "a0e9dc84a1975151de678040381bf40a8cb9105071e26e634556cb6113c41e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e9dc84a1975151de678040381bf40a8cb9105071e26e634556cb6113c41e15", kill_on_drop: false }`
[INFO] [stdout] a0e9dc84a1975151de678040381bf40a8cb9105071e26e634556cb6113c41e15
[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] 6ceb48e6bbb2c22a034e06dcca72eede96d05b084360a8bba45b620f8e71c9e3
[INFO] running `Command { std: "docker" "start" "-a" "6ceb48e6bbb2c22a034e06dcca72eede96d05b084360a8bba45b620f8e71c9e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling zucchero v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "6ceb48e6bbb2c22a034e06dcca72eede96d05b084360a8bba45b620f8e71c9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ceb48e6bbb2c22a034e06dcca72eede96d05b084360a8bba45b620f8e71c9e3", kill_on_drop: false }`
[INFO] [stdout] 6ceb48e6bbb2c22a034e06dcca72eede96d05b084360a8bba45b620f8e71c9e3
[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] c7e9106ccfcb82402fcf1ce5e4a5a11cb4bbc61331eaf570f144d4a022dbcd34
[INFO] running `Command { std: "docker" "start" "-a" "c7e9106ccfcb82402fcf1ce5e4a5a11cb4bbc61331eaf570f144d4a022dbcd34", 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/zucchero-f7eb41193fe48a45)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zucchero
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "c7e9106ccfcb82402fcf1ce5e4a5a11cb4bbc61331eaf570f144d4a022dbcd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e9106ccfcb82402fcf1ce5e4a5a11cb4bbc61331eaf570f144d4a022dbcd34", kill_on_drop: false }`
[INFO] [stdout] c7e9106ccfcb82402fcf1ce5e4a5a11cb4bbc61331eaf570f144d4a022dbcd34