[INFO] fetching crate mers_twist 3.0.1...
[INFO] testing mers_twist-3.0.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate mers_twist 3.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mers_twist 3.0.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mers_twist 3.0.1
[INFO] finished tweaking crates.io crate mers_twist 3.0.1
[INFO] tweaked toml for crates.io crate mers_twist 3.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18bc65f639b78441da37c47685715c8337833674639709ef29febef941fef04d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18bc65f639b78441da37c47685715c8337833674639709ef29febef941fef04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18bc65f639b78441da37c47685715c8337833674639709ef29febef941fef04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18bc65f639b78441da37c47685715c8337833674639709ef29febef941fef04d", kill_on_drop: false }`
[INFO] [stdout] 18bc65f639b78441da37c47685715c8337833674639709ef29febef941fef04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b87809727e9a660e2a444c00e4ee535bf5c61c9b7c1f51de2eaac3d8323d3a55
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b87809727e9a660e2a444c00e4ee535bf5c61c9b7c1f51de2eaac3d8323d3a55", kill_on_drop: false }`
[INFO] [stderr]    Compiling mers_twist v3.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "b87809727e9a660e2a444c00e4ee535bf5c61c9b7c1f51de2eaac3d8323d3a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87809727e9a660e2a444c00e4ee535bf5c61c9b7c1f51de2eaac3d8323d3a55", kill_on_drop: false }`
[INFO] [stdout] b87809727e9a660e2a444c00e4ee535bf5c61c9b7c1f51de2eaac3d8323d3a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 770ef8d18e7ee8fca7fb418e58bf06015f672337e9934a8b5257eaf6ad54ca3d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "770ef8d18e7ee8fca7fb418e58bf06015f672337e9934a8b5257eaf6ad54ca3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling version-sync v0.9.1
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling mers_twist v3.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.86s
[INFO] running `Command { std: "docker" "inspect" "770ef8d18e7ee8fca7fb418e58bf06015f672337e9934a8b5257eaf6ad54ca3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770ef8d18e7ee8fca7fb418e58bf06015f672337e9934a8b5257eaf6ad54ca3d", kill_on_drop: false }`
[INFO] [stdout] 770ef8d18e7ee8fca7fb418e58bf06015f672337e9934a8b5257eaf6ad54ca3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7496160adf2874949a0bec810364c4915539dd79d947b31bc41e373bdc071073
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7496160adf2874949a0bec810364c4915539dd79d947b31bc41e373bdc071073", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mers_twist-ce9fb66e5d067e09
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test mt64::tests::seeded_state_from_u64_slice_key ... ok
[INFO] [stdout] test mt::tests::seed_with_empty_iter_returns ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_slice_key ... ok
[INFO] [stdout] test mt::tests::output_from_u32_slice_key ... ok
[INFO] [stdout] test mt64::tests::seed_with_empty_iter_returns ... ok
[INFO] [stdout] test mt::tests::recover_required_exact_sample_length ... ok
[INFO] [stdout] test mt64::tests::output_from_u64_slice_key ... ok
[INFO] [stdout] test mt::tests::seeded_state_from_u32_seed ... ok
[INFO] [stdout] test mt64::tests::recover_required_exact_sample_length ... ok
[INFO] [stdout] test mt64::tests::seeded_state_from_u64_seed ... 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::temper_untemper_is_identity ... ok
[INFO] [stdout] test mt64::tests::untemper_temper_is_identity ... ok
[INFO] [stdout] test mt::tests::recovery ... ok
[INFO] [stdout] test mt64::tests::recovery ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-0cc36fe88bac505c
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mers_twist
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::next_u64 (line 132) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::new_unseeded (line 349) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::fill_bytes (line 177) ... ok
[INFO] [stdout] test src/lib.rs -  (line 50) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::next_u32 (line 152) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64 (line 42) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::fill_bytes (line 181) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::try_fill_bytes (line 220) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::from_seed (line 107) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32 (line 44) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::new (line 298) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::reseed (line 423) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::new (line 309) ... ok
[INFO] [stdout] test src/mt.rs - mt::Mt19937GenRand32::from_seed (line 110) ... ok
[INFO] [stdout] test src/lib.rs - readme (line 119) ... ok
[INFO] [stdout] test src/lib.rs -  (line 67) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::new (line 293) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::next_u32 (line 155) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::reseed (line 418) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::next_u64 (line 129) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::new (line 304) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::new_unseeded (line 344) ... ok
[INFO] [stdout] test src/mt64.rs - mt64::Mt19937GenRand64::try_fill_bytes (line 216) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7496160adf2874949a0bec810364c4915539dd79d947b31bc41e373bdc071073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7496160adf2874949a0bec810364c4915539dd79d947b31bc41e373bdc071073", kill_on_drop: false }`
[INFO] [stdout] 7496160adf2874949a0bec810364c4915539dd79d947b31bc41e373bdc071073