[INFO] fetching crate mersenne-twister-m 0.4.1... [INFO] testing mersenne-twister-m-0.4.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate mersenne-twister-m 0.4.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate mersenne-twister-m 0.4.1 [INFO] finished tweaking crates.io crate mersenne-twister-m 0.4.1 [INFO] tweaked toml for crates.io crate mersenne-twister-m 0.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mersenne-twister-m 0.4.1 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 mersenne-twister-m 0.4.1 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] fbd109350bd15efea6e4cda724a709fa5f412eb342596a88b296c535c4f07810 [INFO] running `Command { std: "docker" "start" "-a" "fbd109350bd15efea6e4cda724a709fa5f412eb342596a88b296c535c4f07810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbd109350bd15efea6e4cda724a709fa5f412eb342596a88b296c535c4f07810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbd109350bd15efea6e4cda724a709fa5f412eb342596a88b296c535c4f07810", kill_on_drop: false }` [INFO] [stdout] fbd109350bd15efea6e4cda724a709fa5f412eb342596a88b296c535c4f07810 [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] 21997d8f31131e4102d6fcb583d3665976857a748fcbbae04b9beb9c047cd2bb [INFO] running `Command { std: "docker" "start" "-a" "21997d8f31131e4102d6fcb583d3665976857a748fcbbae04b9beb9c047cd2bb", kill_on_drop: false }` [INFO] [stderr] Compiling mersenne-twister-m v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `serde` [INFO] [stdout] --> src/mt19937.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `rand` [INFO] [stdout] = help: consider adding `serde` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `Command { std: "docker" "inspect" "21997d8f31131e4102d6fcb583d3665976857a748fcbbae04b9beb9c047cd2bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21997d8f31131e4102d6fcb583d3665976857a748fcbbae04b9beb9c047cd2bb", kill_on_drop: false }` [INFO] [stdout] 21997d8f31131e4102d6fcb583d3665976857a748fcbbae04b9beb9c047cd2bb [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] fca92a276a10f6d47c72679232a81fca752689a7fa54081e0a0885e8fbf32af1 [INFO] running `Command { std: "docker" "start" "-a" "fca92a276a10f6d47c72679232a81fca752689a7fa54081e0a0885e8fbf32af1", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition value: `serde` [INFO] [stdout] --> src/mt19937.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `rand` [INFO] [stdout] = help: consider adding `serde` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mersenne-twister-m v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `serde` [INFO] [stdout] --> src/mt19937.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `rand` [INFO] [stdout] = help: consider adding `serde` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.86s [INFO] running `Command { std: "docker" "inspect" "fca92a276a10f6d47c72679232a81fca752689a7fa54081e0a0885e8fbf32af1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fca92a276a10f6d47c72679232a81fca752689a7fa54081e0a0885e8fbf32af1", kill_on_drop: false }` [INFO] [stdout] fca92a276a10f6d47c72679232a81fca752689a7fa54081e0a0885e8fbf32af1 [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] c0d54cf7c75edcddcc1f13bf641109a9fcea125290b49e71321b4b9bed5f7ff3 [INFO] running `Command { std: "docker" "start" "-a" "c0d54cf7c75edcddcc1f13bf641109a9fcea125290b49e71321b4b9bed5f7ff3", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `serde` [INFO] [stderr] --> src/mt19937.rs:125:12 [INFO] [stderr] | [INFO] [stderr] 125 | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `rand` [INFO] [stderr] = help: consider adding `serde` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mersenne-twister-m` (lib) generated 1 warning [INFO] [stderr] warning: `mersenne-twister-m` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mersenne_twister_m-080a4dab3b799eef) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test mt19937::tests::test_default_peek ... ok [INFO] [stdout] test mt19937::tests::test_default_seed ... ok [INFO] [stdout] test mt19937::tests::test_non_existent_sync ... ok [INFO] [stdout] test mt19937::tests::test_default_seed_ps2 ... ok [INFO] [stdout] test mt19937::tests::test_non_existent_peek ... ok [INFO] [stdout] test mt19937::tests::test_sync_ps2_state_0 ... ok [INFO] [stdout] test mt19937::tests::test_sync_ps2_state_50 ... ok [INFO] [stdout] test mt19937::tests::test_sync_ps2_state_0_index_0 ... ok [INFO] [stdout] test mt19937::tests::test_sync_with_index_greater_n ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test mt19937::tests::test_ps2_peek_specific_state ... ok [INFO] [stdout] test mt19937::tests::test_default ... ok [INFO] [stdout] test mt19937::tests::test_sync_ps2_state_1 ... ok [INFO] [stdout] test mt19937::tests::test_ps2_peek_next_state ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests mersenne_twister_m [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" "c0d54cf7c75edcddcc1f13bf641109a9fcea125290b49e71321b4b9bed5f7ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0d54cf7c75edcddcc1f13bf641109a9fcea125290b49e71321b4b9bed5f7ff3", kill_on_drop: false }` [INFO] [stdout] c0d54cf7c75edcddcc1f13bf641109a9fcea125290b49e71321b4b9bed5f7ff3