[INFO] fetching crate classific 0.1.4...
[INFO] testing classific-0.1.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate classific 0.1.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate classific 0.1.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate classific 0.1.4
[INFO] finished tweaking crates.io crate classific 0.1.4
[INFO] tweaked toml for crates.io crate classific 0.1.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 365eb399feb538454334f3b396489f254de2e00f62b5d1ab5feb6f2435a75594
[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" "365eb399feb538454334f3b396489f254de2e00f62b5d1ab5feb6f2435a75594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "365eb399feb538454334f3b396489f254de2e00f62b5d1ab5feb6f2435a75594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365eb399feb538454334f3b396489f254de2e00f62b5d1ab5feb6f2435a75594", kill_on_drop: false }`
[INFO] [stdout] 365eb399feb538454334f3b396489f254de2e00f62b5d1ab5feb6f2435a75594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ec18076050e9229c80b103d660c54c8dec2db2af234e93ad40a0b8219de1b46
[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" "8ec18076050e9229c80b103d660c54c8dec2db2af234e93ad40a0b8219de1b46", kill_on_drop: false }`
[INFO] [stderr]    Compiling classific v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8ec18076050e9229c80b103d660c54c8dec2db2af234e93ad40a0b8219de1b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ec18076050e9229c80b103d660c54c8dec2db2af234e93ad40a0b8219de1b46", kill_on_drop: false }`
[INFO] [stdout] 8ec18076050e9229c80b103d660c54c8dec2db2af234e93ad40a0b8219de1b46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2e8aa3e1a3e7cd54f889508da93575facc915959c575b800a7b5da64d0546ed
[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" "b2e8aa3e1a3e7cd54f889508da93575facc915959c575b800a7b5da64d0546ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling classific v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "b2e8aa3e1a3e7cd54f889508da93575facc915959c575b800a7b5da64d0546ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e8aa3e1a3e7cd54f889508da93575facc915959c575b800a7b5da64d0546ed", kill_on_drop: false }`
[INFO] [stdout] b2e8aa3e1a3e7cd54f889508da93575facc915959c575b800a7b5da64d0546ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23d43ee1e824e046420b7d3ba038c8e92353706f5435d89f695da787e15670a3
[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" "23d43ee1e824e046420b7d3ba038c8e92353706f5435d89f695da787e15670a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/classific-ae7806a11fda0be7
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::test_at_greatest ... ok
[INFO] [stdout] test tests::test_at_least ... ok
[INFO] [stdout] test tests::test_comparing ... ok
[INFO] [stdout] test tests::test_comparing_ref ... ok
[INFO] [stdout] test tests::test_comparing_then ... ok
[INFO] [stdout] test tests::test_comparing_reversed ... ok
[INFO] [stdout] test tests::test_comparing_ref_with ... ok
[INFO] [stdout] test tests::test_comparing_with ... ok
[INFO] [stdout] test tests::test_eq_by ... ok
[INFO] [stdout] test tests::test_eq_by_hash ... ok
[INFO] [stdout] test tests::test_eq_by_and ... ok
[INFO] [stdout] test tests::test_eq_by_ref ... ok
[INFO] [stdout] test tests::test_eq_by_cmp ... ok
[INFO] [stdout] test tests::test_fn_comparator ... ok
[INFO] [stdout] test tests::test_max ... ok
[INFO] [stdout] test tests::test_natural_order ... ok
[INFO] [stdout] test tests::test_natural_eq ... ok
[INFO] [stdout] test tests::test_min ... ok
[INFO] [stdout] test tests::test_eq_by_with ... ok
[INFO] [stdout] test tests::test_partial_eq ... ok
[INFO] [stdout] test tests::test_partial_order_or ... ok
[INFO] [stdout] test tests::test_fn_eq_class ... ok
[INFO] [stdout] test tests::test_eq_by_ref_with ... ok
[INFO] [stdout] test tests::test_reverse_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests classific
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test src/lib.rs - EqClass (line 555) ... ok
[INFO] [stdout] test src/lib.rs - eq_by (line 633) ... ok
[INFO] [stdout] test src/lib.rs - at_least (line 278) ... ok
[INFO] [stdout] test src/lib.rs - Comparator::min (line 106) ... ok
[INFO] [stdout] test src/lib.rs - Comparator::max (line 89) ... ok
[INFO] [stdout] test src/lib.rs - comparing_ref (line 184) ... ok
[INFO] [stdout] test src/lib.rs - EqClass::eq (line 565) ... ok
[INFO] [stdout] test src/lib.rs - EqClass::and (line 579) ... ok
[INFO] [stdout] test src/lib.rs - Comparator (line 19) ... ok
[INFO] [stdout] test src/lib.rs - comparing_ref_with (line 225) ... ok
[INFO] [stdout] test src/lib.rs - Comparator::reversed (line 49) ... ok
[INFO] [stdout] test src/lib.rs - Comparator::cmp (line 35) ... ok
[INFO] [stdout] test src/lib.rs - at_greatest (line 307) ... ok
[INFO] [stdout] test src/lib.rs - comparing_with (line 204) ... ok
[INFO] [stdout] test src/lib.rs - Comparator::then (line 70) ... ok
[INFO] [stdout] test src/lib.rs - comparing (line 164) ... ok
[INFO] [stdout] test src/lib.rs - eq_by_ref (line 652) ... ok
[INFO] [stdout] test src/lib.rs - eq_by_with (line 671) ... ok
[INFO] [stdout] test src/lib.rs - eq_by_ref_with (line 691) ... ok
[INFO] [stdout] test src/lib.rs - move_to_eq_fn (line 746) ... ok
[INFO] [stdout] test src/lib.rs - eq_by_cmp (line 728) ... ok
[INFO] [stdout] test src/lib.rs - partial_eq (line 616) ... ok
[INFO] [stdout] test src/lib.rs - natural_eq (line 598) ... ok
[INFO] [stdout] test src/lib.rs - partial_order_or (line 249) ... ok
[INFO] [stdout] test src/lib.rs - eq_by_hash (line 711) ... ok
[INFO] [stdout] test src/lib.rs - natural_order (line 124) ... ok
[INFO] [stdout] test src/lib.rs - reverse_order (line 144) ... ok
[INFO] [stdout] test src/lib.rs - move_to_cmp_fn (line 328) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "23d43ee1e824e046420b7d3ba038c8e92353706f5435d89f695da787e15670a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d43ee1e824e046420b7d3ba038c8e92353706f5435d89f695da787e15670a3", kill_on_drop: false }`
[INFO] [stdout] 23d43ee1e824e046420b7d3ba038c8e92353706f5435d89f695da787e15670a3