[INFO] fetching crate count-zeroes 0.2.1...
[INFO] testing count-zeroes-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate count-zeroes 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate count-zeroes 0.2.1
[INFO] finished tweaking crates.io crate count-zeroes 0.2.1
[INFO] tweaked toml for crates.io crate count-zeroes 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate count-zeroes 0.2.1 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 count-zeroes 0.2.1 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff33dedef52c5ab2a5158826b8a8c5df78d489845fd7edf5f3fcfbefa0e398f8
[INFO] running `Command { std: "docker" "start" "-a" "ff33dedef52c5ab2a5158826b8a8c5df78d489845fd7edf5f3fcfbefa0e398f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff33dedef52c5ab2a5158826b8a8c5df78d489845fd7edf5f3fcfbefa0e398f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff33dedef52c5ab2a5158826b8a8c5df78d489845fd7edf5f3fcfbefa0e398f8", kill_on_drop: false }`
[INFO] [stdout] ff33dedef52c5ab2a5158826b8a8c5df78d489845fd7edf5f3fcfbefa0e398f8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b84b81acbabfc2bab2f175622ea566e703517bd1bde385818b56271a7c9001c
[INFO] running `Command { std: "docker" "start" "-a" "0b84b81acbabfc2bab2f175622ea566e703517bd1bde385818b56271a7c9001c", kill_on_drop: false }`
[INFO] [stderr]    Compiling count-zeroes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "0b84b81acbabfc2bab2f175622ea566e703517bd1bde385818b56271a7c9001c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b84b81acbabfc2bab2f175622ea566e703517bd1bde385818b56271a7c9001c", kill_on_drop: false }`
[INFO] [stdout] 0b84b81acbabfc2bab2f175622ea566e703517bd1bde385818b56271a7c9001c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df8831a59b8159e8ccd0a8c4cebdb34f6c00993830da999b1639c891dafe90d8
[INFO] running `Command { std: "docker" "start" "-a" "df8831a59b8159e8ccd0a8c4cebdb34f6c00993830da999b1639c891dafe90d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling count-zeroes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "df8831a59b8159e8ccd0a8c4cebdb34f6c00993830da999b1639c891dafe90d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8831a59b8159e8ccd0a8c4cebdb34f6c00993830da999b1639c891dafe90d8", kill_on_drop: false }`
[INFO] [stdout] df8831a59b8159e8ccd0a8c4cebdb34f6c00993830da999b1639c891dafe90d8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33d800ba1e786bf40e904496b959d8fcaf8b4afedea4fe3a93a35f4cbb641d5f
[INFO] running `Command { std: "docker" "start" "-a" "33d800ba1e786bf40e904496b959d8fcaf8b4afedea4fe3a93a35f4cbb641d5f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/count_zeroes-cdaa238a7ad4c4aa)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/count_zeroes-0b4c1e9eaa94e6f0)
[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 count_zeroes
[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" "33d800ba1e786bf40e904496b959d8fcaf8b4afedea4fe3a93a35f4cbb641d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d800ba1e786bf40e904496b959d8fcaf8b4afedea4fe3a93a35f4cbb641d5f", kill_on_drop: false }`
[INFO] [stdout] 33d800ba1e786bf40e904496b959d8fcaf8b4afedea4fe3a93a35f4cbb641d5f