[INFO] fetching crate qrsmith 0.1.0...
[INFO] testing qrsmith-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate qrsmith 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate qrsmith 0.1.0
[INFO] finished tweaking crates.io crate qrsmith 0.1.0
[INFO] tweaked toml for crates.io crate qrsmith 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qrsmith 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] crate crates.io crate qrsmith 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7225a24e3771db9ea2ef7bf292c3dd03b8dcc95d9bc0f76cd930fbcc28aae942
[INFO] running `Command { std: "docker" "start" "-a" "7225a24e3771db9ea2ef7bf292c3dd03b8dcc95d9bc0f76cd930fbcc28aae942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7225a24e3771db9ea2ef7bf292c3dd03b8dcc95d9bc0f76cd930fbcc28aae942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7225a24e3771db9ea2ef7bf292c3dd03b8dcc95d9bc0f76cd930fbcc28aae942", kill_on_drop: false }`
[INFO] [stdout] 7225a24e3771db9ea2ef7bf292c3dd03b8dcc95d9bc0f76cd930fbcc28aae942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fac2919a76a6a6e9ba5e9381ec918b35b2129004e505ea45f73f698ea018f5d9
[INFO] running `Command { std: "docker" "start" "-a" "fac2919a76a6a6e9ba5e9381ec918b35b2129004e505ea45f73f698ea018f5d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrsmith v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "fac2919a76a6a6e9ba5e9381ec918b35b2129004e505ea45f73f698ea018f5d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac2919a76a6a6e9ba5e9381ec918b35b2129004e505ea45f73f698ea018f5d9", kill_on_drop: false }`
[INFO] [stdout] fac2919a76a6a6e9ba5e9381ec918b35b2129004e505ea45f73f698ea018f5d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 521b9556f9dc419261ac8f888759220fbe3049a7a411d1fadd4122794605a4de
[INFO] running `Command { std: "docker" "start" "-a" "521b9556f9dc419261ac8f888759220fbe3049a7a411d1fadd4122794605a4de", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrsmith v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "521b9556f9dc419261ac8f888759220fbe3049a7a411d1fadd4122794605a4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521b9556f9dc419261ac8f888759220fbe3049a7a411d1fadd4122794605a4de", kill_on_drop: false }`
[INFO] [stdout] 521b9556f9dc419261ac8f888759220fbe3049a7a411d1fadd4122794605a4de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 96630267c090327cebae8fa011929a8f6504f7f8d5d351971821ca5a63e9cd59
[INFO] running `Command { std: "docker" "start" "-a" "96630267c090327cebae8fa011929a8f6504f7f8d5d351971821ca5a63e9cd59", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/qrsmith-08a0bff36119f174)
[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" "96630267c090327cebae8fa011929a8f6504f7f8d5d351971821ca5a63e9cd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96630267c090327cebae8fa011929a8f6504f7f8d5d351971821ca5a63e9cd59", kill_on_drop: false }`
[INFO] [stdout] 96630267c090327cebae8fa011929a8f6504f7f8d5d351971821ca5a63e9cd59