[INFO] fetching crate rand_mt 6.0.3...
[INFO] testing rand_mt-6.0.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rand_mt 6.0.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rand_mt 6.0.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rand_mt 6.0.3
[INFO] tweaked toml for crates.io crate rand_mt 6.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rand_mt 6.0.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rand_mt 6.0.3 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f58739bde8153abe1f2ace027b36273f67b200316f7443db72b786aa8fa110e
[INFO] running `Command { std: "docker" "start" "-a" "2f58739bde8153abe1f2ace027b36273f67b200316f7443db72b786aa8fa110e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f58739bde8153abe1f2ace027b36273f67b200316f7443db72b786aa8fa110e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f58739bde8153abe1f2ace027b36273f67b200316f7443db72b786aa8fa110e", kill_on_drop: false }`
[INFO] [stdout] 2f58739bde8153abe1f2ace027b36273f67b200316f7443db72b786aa8fa110e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb69731fa0735f12a1bd6f22f07646d35bca9008c259bfaec8560d70fb839217
[INFO] running `Command { std: "docker" "start" "-a" "eb69731fa0735f12a1bd6f22f07646d35bca9008c259bfaec8560d70fb839217", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_mt v6.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "eb69731fa0735f12a1bd6f22f07646d35bca9008c259bfaec8560d70fb839217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb69731fa0735f12a1bd6f22f07646d35bca9008c259bfaec8560d70fb839217", kill_on_drop: false }`
[INFO] [stdout] eb69731fa0735f12a1bd6f22f07646d35bca9008c259bfaec8560d70fb839217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73ee54539fe6b2baf23a7801d1be07f6a9e01b9a22500fe06352bc12d43f58f4
[INFO] running `Command { std: "docker" "start" "-a" "73ee54539fe6b2baf23a7801d1be07f6a9e01b9a22500fe06352bc12d43f58f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_mt v6.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "73ee54539fe6b2baf23a7801d1be07f6a9e01b9a22500fe06352bc12d43f58f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ee54539fe6b2baf23a7801d1be07f6a9e01b9a22500fe06352bc12d43f58f4", kill_on_drop: false }`
[INFO] [stdout] 73ee54539fe6b2baf23a7801d1be07f6a9e01b9a22500fe06352bc12d43f58f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fd75620e7df11e9249444b9be97cd9f3e4a757cd62b426b532fe7099368a738
[INFO] running `Command { std: "docker" "start" "-a" "0fd75620e7df11e9249444b9be97cd9f3e4a757cd62b426b532fe7099368a738", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rand_mt-5536bd4731315aa0)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test mt64::rand::tests::seeded_state_from_u64_seed ... ok
[INFO] [stdout] test mt64::tests::default_is_new_unseeded ... ok
[INFO] [stdout] test mt64::rand::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt64::tests::fmt_debug_does_not_leak_seed ... ok
[INFO] [stdout] test mt64::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length_via_recover ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length_via_from ... ok
[INFO] [stdout] test mt64::tests::seed_with_empty_iter_returns ... ok
[INFO] [stdout] test mt64::tests::seeded_state_from_u64_slice_key ... ok
[INFO] [stdout] test mt::rand::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt::tests::fmt_debug_does_not_leak_seed ... ok
[INFO] [stdout] test mt::tests::recover_required_exact_sample_length_via_from ... ok
[INFO] [stdout] test mt::tests::recover_required_exact_sample_length_via_recover ... ok
[INFO] [stdout] test mt::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt::tests::seed_with_empty_iter_returns ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_slice_key ... ok
[INFO] [stdout] test tests::error_display_is_not_empty ... ok
[INFO] [stdout] test mt64::tests::seeded_state_from_u64_seed ... ok
[INFO] [stdout] test mt::rand::tests::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt::tests::default_is_new_unseeded ... ok
[INFO] [stdout] test mt64::tests::untemper_temper_is_identity ... ok
[INFO] [stdout] test mt::tests::untemper_temper_is_identity ... ok
[INFO] [stdout] test mt64::tests::temper_untemper_is_identity ... ok
[INFO] [stdout] test mt::tests::temper_untemper_is_identity ... ok
[INFO] [stdout] test mt64::tests::recovery_via_from ... ok
[INFO] [stdout] test mt64::tests::recovery_via_recover ... ok
[INFO] [stdout] test mt::tests::recovery_via_from ... ok
[INFO] [stdout] test mt::tests::recovery_via_recover ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.86s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ruby_reproducibility.rs (/opt/rustwide/target/debug/deps/ruby_reproducibility-691ed73f6c10c95b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test spec_bytes ... ok
[INFO] [stdout] test spec_big_num_bytes ... 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 rand_mt
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::new (line 189) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt (line 42) ... ok
[INFO] [stdout] test src/../README.md - readme (line 40) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::try_fill_bytes (line 98) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::fill_bytes (line 311) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::from (line 80) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::try_next_u32 (line 73) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::new (line 199) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::new_unseeded (line 227) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::reseed (line 389) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::next_u32 (line 273) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::next_u64 (line 248) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::fill_bytes (line 297) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::from (line 90) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::from (line 94) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64 (line 39) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::next_u32 (line 283) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::new (line 173) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::from (line 74) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::from_seed (line 23) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::new_unseeded (line 243) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::next_u64 (line 264) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::try_next_u64 (line 51) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt64::from_seed (line 23) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt64::try_next_u64 (line 47) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::new (line 183) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt64::try_next_u32 (line 69) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt64::try_fill_bytes (line 94) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::reseed (line 375) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::from (line 111) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.69s; merged doctests compilation took 0.66s
[INFO] running `Command { std: "docker" "inspect" "0fd75620e7df11e9249444b9be97cd9f3e4a757cd62b426b532fe7099368a738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd75620e7df11e9249444b9be97cd9f3e4a757cd62b426b532fe7099368a738", kill_on_drop: false }`
[INFO] [stdout] 0fd75620e7df11e9249444b9be97cd9f3e4a757cd62b426b532fe7099368a738
