[INFO] fetching crate rand_mt 6.0.3...
[INFO] testing rand_mt-6.0.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rand_mt 6.0.3 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rand_mt 6.0.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09e6aa812851819402f5421fe17630b07c8cc060052eb4f7c28fa8f5ca89a178
[INFO] running `Command { std: "docker" "start" "-a" "09e6aa812851819402f5421fe17630b07c8cc060052eb4f7c28fa8f5ca89a178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09e6aa812851819402f5421fe17630b07c8cc060052eb4f7c28fa8f5ca89a178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e6aa812851819402f5421fe17630b07c8cc060052eb4f7c28fa8f5ca89a178", kill_on_drop: false }`
[INFO] [stdout] 09e6aa812851819402f5421fe17630b07c8cc060052eb4f7c28fa8f5ca89a178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7419d47abd9379e645c172cc17eac3ddcb9017376dcbbf8e451fb673acba34a
[INFO] running `Command { std: "docker" "start" "-a" "b7419d47abd9379e645c172cc17eac3ddcb9017376dcbbf8e451fb673acba34a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling rand_mt v6.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "b7419d47abd9379e645c172cc17eac3ddcb9017376dcbbf8e451fb673acba34a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7419d47abd9379e645c172cc17eac3ddcb9017376dcbbf8e451fb673acba34a", kill_on_drop: false }`
[INFO] [stdout] b7419d47abd9379e645c172cc17eac3ddcb9017376dcbbf8e451fb673acba34a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f6a26d57c628ad888df86bd41d39b85379eda8445687bcd51140374b69e543d
[INFO] running `Command { std: "docker" "start" "-a" "3f6a26d57c628ad888df86bd41d39b85379eda8445687bcd51140374b69e543d", 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 2.37s
[INFO] running `Command { std: "docker" "inspect" "3f6a26d57c628ad888df86bd41d39b85379eda8445687bcd51140374b69e543d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6a26d57c628ad888df86bd41d39b85379eda8445687bcd51140374b69e543d", kill_on_drop: false }`
[INFO] [stdout] 3f6a26d57c628ad888df86bd41d39b85379eda8445687bcd51140374b69e543d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07e66e4ce381e45e0ef12cbb8d056925eb641093845bd7c6f11047fe08bedd62
[INFO] running `Command { std: "docker" "start" "-a" "07e66e4ce381e45e0ef12cbb8d056925eb641093845bd7c6f11047fe08bedd62", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rand_mt-4a3c3b57bea6918c)
[INFO] [stdout] running 29 tests
[INFO] [stdout] test mt64::tests::default_is_new_unseeded ... ok
[INFO] [stdout] test mt64::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt64::rand::tests::seeded_state_from_u64_seed ... ok
[INFO] [stdout] test mt64::tests::fmt_debug_does_not_leak_seed ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length_via_from ... ok
[INFO] [stdout] test mt::tests::fmt_debug_does_not_leak_seed ... ok
[INFO] [stdout] test mt::rand::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt64::rand::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt64::tests::seeded_state_from_u64_seed ... ok
[INFO] [stdout] test mt64::tests::seeded_state_from_u64_slice_key ... ok
[INFO] [stdout] test mt::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt::rand::tests::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt64::tests::seed_with_empty_iter_returns ... ok
[INFO] [stdout] test mt::tests::recover_required_exact_sample_length_via_recover ... ok
[INFO] [stdout] test mt::tests::seed_with_empty_iter_returns ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length_via_recover ... ok
[INFO] [stdout] test mt::tests::default_is_new_unseeded ... ok
[INFO] [stdout] test tests::error_display_is_not_empty ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_slice_key ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt::tests::recover_required_exact_sample_length_via_from ... 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::untemper_temper_is_identity ... ok
[INFO] [stdout] test mt::tests::untemper_temper_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] [stderr]      Running tests/ruby_reproducibility.rs (/opt/rustwide/target/debug/deps/ruby_reproducibility-d7b8a29df0a35eeb)
[INFO] [stdout] test mt::tests::recovery_via_recover ... ok
[INFO] [stderr]    Doc-tests rand_mt
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.36s
[INFO] [stdout] 
[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 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/../README.md - readme (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::new (line 189) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::next_u32 (line 283) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::fill_bytes (line 297) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::from (line 94) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::from (line 111) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::new (line 173) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::new (line 199) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::from (line 74) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::new (line 183) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64 (line 39) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::new_unseeded (line 243) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::new_unseeded (line 227) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::reseed (line 375) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt64::try_fill_bytes (line 94) ... 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::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/mt.rs - mt::Mt::from (line 90) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::try_next_u64 (line 51) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::next_u64 (line 248) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt64::next_u32 (line 273) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt (line 42) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt::reseed (line 389) ... 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_u32 (line 73) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::try_fill_bytes (line 98) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt::from_seed (line 23) ... 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] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.92s; merged doctests compilation took 0.76s
[INFO] running `Command { std: "docker" "inspect" "07e66e4ce381e45e0ef12cbb8d056925eb641093845bd7c6f11047fe08bedd62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e66e4ce381e45e0ef12cbb8d056925eb641093845bd7c6f11047fe08bedd62", kill_on_drop: false }`
[INFO] [stdout] 07e66e4ce381e45e0ef12cbb8d056925eb641093845bd7c6f11047fe08bedd62