[INFO] fetching crate random-fast-rng 0.1.1... [INFO] testing random-fast-rng-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate random-fast-rng 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate random-fast-rng 0.1.1 [INFO] finished tweaking crates.io crate random-fast-rng 0.1.1 [INFO] tweaked toml for crates.io crate random-fast-rng 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate random-fast-rng 0.1.1 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] 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 2 packages to latest compatible versions [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] bfcf59be86f6dd5f47193a38137e1eed9717b17c4bbcbc0889d35e683c6b93e8 [INFO] running `Command { std: "docker" "start" "-a" "bfcf59be86f6dd5f47193a38137e1eed9717b17c4bbcbc0889d35e683c6b93e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bfcf59be86f6dd5f47193a38137e1eed9717b17c4bbcbc0889d35e683c6b93e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfcf59be86f6dd5f47193a38137e1eed9717b17c4bbcbc0889d35e683c6b93e8", kill_on_drop: false }` [INFO] [stdout] bfcf59be86f6dd5f47193a38137e1eed9717b17c4bbcbc0889d35e683c6b93e8 [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] 0e0316d89de240ceb5040d701e3a5b2fdd4ecc420a33d47865889b0f39c7f3a3 [INFO] running `Command { std: "docker" "start" "-a" "0e0316d89de240ceb5040d701e3a5b2fdd4ecc420a33d47865889b0f39c7f3a3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling random-trait v0.1.1 [INFO] [stderr] Compiling random-fast-rng v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:122:42 [INFO] [stdout] | [INFO] [stdout] 122 | let rand: [u8; 4] = unsafe { mem::transmute(self.gen_u32()) }; [INFO] [stdout] | --------------^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "0e0316d89de240ceb5040d701e3a5b2fdd4ecc420a33d47865889b0f39c7f3a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e0316d89de240ceb5040d701e3a5b2fdd4ecc420a33d47865889b0f39c7f3a3", kill_on_drop: false }` [INFO] [stdout] 0e0316d89de240ceb5040d701e3a5b2fdd4ecc420a33d47865889b0f39c7f3a3 [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] e8f5734736c669ffc1d58ec35505c9e2219513f76c181e07d232e7aee53b5530 [INFO] running `Command { std: "docker" "start" "-a" "e8f5734736c669ffc1d58ec35505c9e2219513f76c181e07d232e7aee53b5530", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:122:42 [INFO] [stdout] | [INFO] [stdout] 122 | let rand: [u8; 4] = unsafe { mem::transmute(self.gen_u32()) }; [INFO] [stdout] | --------------^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling random-fast-rng v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:122:42 [INFO] [stdout] | [INFO] [stdout] 122 | let rand: [u8; 4] = unsafe { mem::transmute(self.gen_u32()) }; [INFO] [stdout] | --------------^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "e8f5734736c669ffc1d58ec35505c9e2219513f76c181e07d232e7aee53b5530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8f5734736c669ffc1d58ec35505c9e2219513f76c181e07d232e7aee53b5530", kill_on_drop: false }` [INFO] [stdout] e8f5734736c669ffc1d58ec35505c9e2219513f76c181e07d232e7aee53b5530 [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] b60f319b46d86d039cfffff211e0ba8f26c8bdec72adbe0085357b93eca20e87 [INFO] running `Command { std: "docker" "start" "-a" "b60f319b46d86d039cfffff211e0ba8f26c8bdec72adbe0085357b93eca20e87", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/lib.rs:122:42 [INFO] [stderr] | [INFO] [stderr] 122 | let rand: [u8; 4] = unsafe { mem::transmute(self.gen_u32()) }; [INFO] [stderr] | --------------^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `u32::to_ne_bytes` [INFO] [stderr] | [INFO] [stderr] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `random-fast-rng` (lib) generated 1 warning (run `cargo fix --lib -p random-fast-rng` to apply 1 suggestion) [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/lib.rs:122:42 [INFO] [stderr] | [INFO] [stderr] 122 | let rand: [u8; 4] = unsafe { mem::transmute(self.gen_u32()) }; [INFO] [stderr] | --------------^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `u32::to_ne_bytes` [INFO] [stderr] | [INFO] [stderr] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:3:24 [INFO] [stderr] | [INFO] [stderr] 3 | #![cfg_attr(test, deny(warnings))] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: `random-fast-rng` (lib test) generated 1 warning (run `cargo fix --lib -p random-fast-rng --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_fast_rng-f78571e8f03a7f4d) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_float ... ok [INFO] [stdout] test tests::test_local ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests random_fast_rng [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - local_rng (line 91) ... ok [INFO] [stdout] test src/lib.rs - FastRng::new (line 55) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b60f319b46d86d039cfffff211e0ba8f26c8bdec72adbe0085357b93eca20e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b60f319b46d86d039cfffff211e0ba8f26c8bdec72adbe0085357b93eca20e87", kill_on_drop: false }` [INFO] [stdout] b60f319b46d86d039cfffff211e0ba8f26c8bdec72adbe0085357b93eca20e87