[INFO] fetching crate rand_mt 4.1.0...
[INFO] testing rand_mt-4.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate rand_mt 4.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rand_mt 4.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rand_mt 4.1.0
[INFO] finished tweaking crates.io crate rand_mt 4.1.0
[INFO] tweaked toml for crates.io crate rand_mt 4.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 890c5f441ef9f2225e35f0c143dacb9a2a50d42dafcaf5684a6721f331b57a19
[INFO] running `Command { std: "docker" "start" "-a" "890c5f441ef9f2225e35f0c143dacb9a2a50d42dafcaf5684a6721f331b57a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "890c5f441ef9f2225e35f0c143dacb9a2a50d42dafcaf5684a6721f331b57a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890c5f441ef9f2225e35f0c143dacb9a2a50d42dafcaf5684a6721f331b57a19", kill_on_drop: false }`
[INFO] [stdout] 890c5f441ef9f2225e35f0c143dacb9a2a50d42dafcaf5684a6721f331b57a19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c6f4b6906b09c5529cb5c98dbaa7a7b6d758aeb8b710b5abcb40424626c832c
[INFO] running `Command { std: "docker" "start" "-a" "4c6f4b6906b09c5529cb5c98dbaa7a7b6d758aeb8b710b5abcb40424626c832c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_mt v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "4c6f4b6906b09c5529cb5c98dbaa7a7b6d758aeb8b710b5abcb40424626c832c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6f4b6906b09c5529cb5c98dbaa7a7b6d758aeb8b710b5abcb40424626c832c", kill_on_drop: false }`
[INFO] [stdout] 4c6f4b6906b09c5529cb5c98dbaa7a7b6d758aeb8b710b5abcb40424626c832c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da26845501988fa7d960e7e2d1a4f153402f2f66a38e93cc0582baa3b00ed486
[INFO] running `Command { std: "docker" "start" "-a" "da26845501988fa7d960e7e2d1a4f153402f2f66a38e93cc0582baa3b00ed486", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling version-sync v0.9.3
[INFO] [stderr]    Compiling rand_mt v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.88s
[INFO] running `Command { std: "docker" "inspect" "da26845501988fa7d960e7e2d1a4f153402f2f66a38e93cc0582baa3b00ed486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da26845501988fa7d960e7e2d1a4f153402f2f66a38e93cc0582baa3b00ed486", kill_on_drop: false }`
[INFO] [stdout] da26845501988fa7d960e7e2d1a4f153402f2f66a38e93cc0582baa3b00ed486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e97db7871d11a0980849ac0c44b8734826f50464ea1a1219ef40128b23427cd9
[INFO] running `Command { std: "docker" "start" "-a" "e97db7871d11a0980849ac0c44b8734826f50464ea1a1219ef40128b23427cd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rand_mt-6ed59a194240fa6a)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test mt64::rand::tests::seeded_state_from_u64_seed ... ok
[INFO] [stdout] test mt64::rand::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt64::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length_via_from ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length_via_recover ... ok
[INFO] [stdout] test mt64::tests::seed_with_empty_iter_returns ... 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::rand::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt::rand::tests::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt::tests::recover_required_exact_sample_length_via_from ... ok
[INFO] [stdout] test mt::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::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_slice_key ... ok
[INFO] [stdout] test mt64::tests::temper_untemper_is_identity ... ok
[INFO] [stdout] test mt64::tests::untemper_temper_is_identity ... ok
[INFO] [stdout] test mt::tests::temper_untemper_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_recover ... ok
[INFO] [stdout] test mt::tests::recovery_via_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 12.26s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version_numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-15a8deccca1a0073)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... 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/mt.rs - mt::Mt19937GenRand32::next_u64 (line 246) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64 (line 42) ... ok
[INFO] [stdout] test src/lib.rs - readme (line 135) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::new (line 184) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::new_unseeded (line 209) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt19937GenRand32::next_u64 (line 38) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::from (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32 (line 44) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::next_u32 (line 265) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::new (line 158) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt19937GenRand64::next_u32 (line 56) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::next_u64 (line 230) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt19937GenRand32::next_u32 (line 60) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::reseed (line 368) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::next_u32 (line 255) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt19937GenRand32::from_seed (line 12) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::fill_bytes (line 276) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt19937GenRand32::try_fill_bytes (line 118) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt19937GenRand64::next_u64 (line 34) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::from (line 91) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::reseed (line 351) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::new_unseeded (line 225) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::fill_bytes (line 293) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt19937GenRand64::fill_bytes (line 81) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::new (line 168) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::from (line 76) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt19937GenRand64::from_seed (line 12) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::new (line 174) ... ok
[INFO] [stdout] test src/mt64/rand.rs - mt64::rand::Mt19937GenRand64::try_fill_bytes (line 114) ... ok
[INFO] [stdout] test src/mt/rand.rs - mt::rand::Mt19937GenRand32::fill_bytes (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e97db7871d11a0980849ac0c44b8734826f50464ea1a1219ef40128b23427cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e97db7871d11a0980849ac0c44b8734826f50464ea1a1219ef40128b23427cd9", kill_on_drop: false }`
[INFO] [stdout] e97db7871d11a0980849ac0c44b8734826f50464ea1a1219ef40128b23427cd9