[INFO] fetching crate frclib-core 0.2.4... [INFO] testing frclib-core-0.2.4 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate frclib-core 0.2.4 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate frclib-core 0.2.4 [INFO] finished tweaking crates.io crate frclib-core 0.2.4 [INFO] tweaked toml for crates.io crate frclib-core 0.2.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate frclib-core 0.2.4 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] Updating crates.io index [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding ctor v0.2.9 (available: v0.5.0) [INFO] [stderr] Adding nalgebra v0.33.2 (available: v0.34.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [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] 5c4045b55ea80d8cae1299e41eeb2b329a33c42ce6b332b078322311528f147a [INFO] running `Command { std: "docker" "start" "-a" "5c4045b55ea80d8cae1299e41eeb2b329a33c42ce6b332b078322311528f147a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c4045b55ea80d8cae1299e41eeb2b329a33c42ce6b332b078322311528f147a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c4045b55ea80d8cae1299e41eeb2b329a33c42ce6b332b078322311528f147a", kill_on_drop: false }` [INFO] [stdout] 5c4045b55ea80d8cae1299e41eeb2b329a33c42ce6b332b078322311528f147a [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] 2ac37ececbc7b27c1c184dcf094f058078d3b2c7940433430dafb3b2cb2264d3 [INFO] running `Command { std: "docker" "start" "-a" "2ac37ececbc7b27c1c184dcf094f058078d3b2c7940433430dafb3b2cb2264d3", kill_on_drop: false }` [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling frclib-core v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `cenum_impl_drop_cast` has been removed: converted into hard error, see for more information [INFO] [stdout] --> src/lib.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | cenum_impl_drop_cast, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | warnings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `missing_fragment_specifier` has been removed: converted into hard error, see for more information [INFO] [stdout] --> src/lib.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | missing_fragment_specifier, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "2ac37ececbc7b27c1c184dcf094f058078d3b2c7940433430dafb3b2cb2264d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ac37ececbc7b27c1c184dcf094f058078d3b2c7940433430dafb3b2cb2264d3", kill_on_drop: false }` [INFO] [stdout] 2ac37ececbc7b27c1c184dcf094f058078d3b2c7940433430dafb3b2cb2264d3 [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] a7077995e001625d1becdc138a1cdb09fae1ef5e6f5e8557f726b577f7c3b6f1 [INFO] running `Command { std: "docker" "start" "-a" "a7077995e001625d1becdc138a1cdb09fae1ef5e6f5e8557f726b577f7c3b6f1", kill_on_drop: false }` [INFO] [stdout] warning: lint `cenum_impl_drop_cast` has been removed: converted into hard error, see for more information [INFO] [stdout] --> src/lib.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | cenum_impl_drop_cast, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | warnings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `missing_fragment_specifier` has been removed: converted into hard error, see for more information [INFO] [stdout] --> src/lib.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | missing_fragment_specifier, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling frclib-core v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `cenum_impl_drop_cast` has been removed: converted into hard error, see for more information [INFO] [stdout] --> src/lib.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | cenum_impl_drop_cast, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | warnings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `missing_fragment_specifier` has been removed: converted into hard error, see for more information [INFO] [stdout] --> src/lib.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | missing_fragment_specifier, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "a7077995e001625d1becdc138a1cdb09fae1ef5e6f5e8557f726b577f7c3b6f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7077995e001625d1becdc138a1cdb09fae1ef5e6f5e8557f726b577f7c3b6f1", kill_on_drop: false }` [INFO] [stdout] a7077995e001625d1becdc138a1cdb09fae1ef5e6f5e8557f726b577f7c3b6f1 [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] 175d83b17a0bbb653b5e69764a9972d284c63b2ce872a3e99e303f2cd5224b1b [INFO] running `Command { std: "docker" "start" "-a" "175d83b17a0bbb653b5e69764a9972d284c63b2ce872a3e99e303f2cd5224b1b", kill_on_drop: false }` [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] warning: lint `cenum_impl_drop_cast` has been removed: converted into hard error, see for more information [INFO] [stderr] --> src/lib.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | cenum_impl_drop_cast, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | warnings, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: lint `missing_fragment_specifier` has been removed: converted into hard error, see for more information [INFO] [stderr] --> src/lib.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | missing_fragment_specifier, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `frclib-core` (lib) generated 2 warnings [INFO] [stderr] warning: `frclib-core` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/frclib_core-cfc6970b3f9f2e0b) [INFO] [stderr] Doc-tests frclib_core [INFO] [stderr] warning: lint `cenum_impl_drop_cast` has been removed: converted into hard error, see for more information [INFO] [stderr] --> src/lib.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | cenum_impl_drop_cast, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | warnings, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: lint `missing_fragment_specifier` has been removed: converted into hard error, see for more information [INFO] [stderr] --> src/lib.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | missing_fragment_specifier, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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" "175d83b17a0bbb653b5e69764a9972d284c63b2ce872a3e99e303f2cd5224b1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "175d83b17a0bbb653b5e69764a9972d284c63b2ce872a3e99e303f2cd5224b1b", kill_on_drop: false }` [INFO] [stdout] 175d83b17a0bbb653b5e69764a9972d284c63b2ce872a3e99e303f2cd5224b1b