[INFO] fetching crate polonius-engine 0.13.0...
[INFO] testing polonius-engine-0.13.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate polonius-engine 0.13.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate polonius-engine 0.13.0
[INFO] finished tweaking crates.io crate polonius-engine 0.13.0
[INFO] tweaked toml for crates.io crate polonius-engine 0.13.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polonius-engine 0.13.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9706b715aacae724a74a5dded9bddedfe6a5ecc3f1252774c78ea5eabaf6b8c8
[INFO] running `Command { std: "docker" "start" "-a" "9706b715aacae724a74a5dded9bddedfe6a5ecc3f1252774c78ea5eabaf6b8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9706b715aacae724a74a5dded9bddedfe6a5ecc3f1252774c78ea5eabaf6b8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9706b715aacae724a74a5dded9bddedfe6a5ecc3f1252774c78ea5eabaf6b8c8", kill_on_drop: false }`
[INFO] [stdout] 9706b715aacae724a74a5dded9bddedfe6a5ecc3f1252774c78ea5eabaf6b8c8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e55f64fb2cf4dd6ff207f362ec285119ae68f86f79c07f25c7ac0839cb91cec0
[INFO] running `Command { std: "docker" "start" "-a" "e55f64fb2cf4dd6ff207f362ec285119ae68f86f79c07f25c7ac0839cb91cec0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling datafrog v2.0.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling polonius-engine v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "e55f64fb2cf4dd6ff207f362ec285119ae68f86f79c07f25c7ac0839cb91cec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55f64fb2cf4dd6ff207f362ec285119ae68f86f79c07f25c7ac0839cb91cec0", kill_on_drop: false }`
[INFO] [stdout] e55f64fb2cf4dd6ff207f362ec285119ae68f86f79c07f25c7ac0839cb91cec0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b161845779ce6b95aa7fff553ff29f078548a4bb5c9a51df221b02ff922a84f1
[INFO] running `Command { std: "docker" "start" "-a" "b161845779ce6b95aa7fff553ff29f078548a4bb5c9a51df221b02ff922a84f1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling polonius-engine v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "b161845779ce6b95aa7fff553ff29f078548a4bb5c9a51df221b02ff922a84f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b161845779ce6b95aa7fff553ff29f078548a4bb5c9a51df221b02ff922a84f1", kill_on_drop: false }`
[INFO] [stdout] b161845779ce6b95aa7fff553ff29f078548a4bb5c9a51df221b02ff922a84f1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29d43b74a29b0302e96760e0783ce84a775130976456e8a971dfca99447b3c2a
[INFO] running `Command { std: "docker" "start" "-a" "29d43b74a29b0302e96760e0783ce84a775130976456e8a971dfca99447b3c2a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polonius_engine-da6767d304ccf410)
[INFO] [stderr]    Doc-tests polonius_engine
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test output::tests::test_compare_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "29d43b74a29b0302e96760e0783ce84a775130976456e8a971dfca99447b3c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d43b74a29b0302e96760e0783ce84a775130976456e8a971dfca99447b3c2a", kill_on_drop: false }`
[INFO] [stdout] 29d43b74a29b0302e96760e0783ce84a775130976456e8a971dfca99447b3c2a