[INFO] fetching crate mset 0.0.4...
[INFO] testing mset-0.0.4 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate mset 0.0.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mset 0.0.4 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mset 0.0.4
[INFO] finished tweaking crates.io crate mset 0.0.4
[INFO] tweaked toml for crates.io crate mset 0.0.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded version-sync v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7eabe80b888e80b03cb8f2881761a17fe7e136d5262adaa28204cc240ba19d63
[INFO] running `Command { std: "docker" "start" "-a" "7eabe80b888e80b03cb8f2881761a17fe7e136d5262adaa28204cc240ba19d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eabe80b888e80b03cb8f2881761a17fe7e136d5262adaa28204cc240ba19d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eabe80b888e80b03cb8f2881761a17fe7e136d5262adaa28204cc240ba19d63", kill_on_drop: false }`
[INFO] [stdout] 7eabe80b888e80b03cb8f2881761a17fe7e136d5262adaa28204cc240ba19d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eccca7aa6a0e5741d8e8577dfd178aa7a61952e2ec72fdae6a66a3006f486e87
[INFO] running `Command { std: "docker" "start" "-a" "eccca7aa6a0e5741d8e8577dfd178aa7a61952e2ec72fdae6a66a3006f486e87", kill_on_drop: false }`
[INFO] [stderr]    Compiling mset v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "eccca7aa6a0e5741d8e8577dfd178aa7a61952e2ec72fdae6a66a3006f486e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccca7aa6a0e5741d8e8577dfd178aa7a61952e2ec72fdae6a66a3006f486e87", kill_on_drop: false }`
[INFO] [stdout] eccca7aa6a0e5741d8e8577dfd178aa7a61952e2ec72fdae6a66a3006f486e87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbb8de1a5405d89dd06068434266ec9828339026ce119a2db8a8d590b1679564
[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" "bbb8de1a5405d89dd06068434266ec9828339026ce119a2db8a8d590b1679564", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling version-sync v0.8.1
[INFO] [stderr]    Compiling mset v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 44.39s
[INFO] running `Command { std: "docker" "inspect" "bbb8de1a5405d89dd06068434266ec9828339026ce119a2db8a8d590b1679564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb8de1a5405d89dd06068434266ec9828339026ce119a2db8a8d590b1679564", kill_on_drop: false }`
[INFO] [stdout] bbb8de1a5405d89dd06068434266ec9828339026ce119a2db8a8d590b1679564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1359012276e79204307388441d100ef0d716da4a6b942e611f1d68320b15680
[INFO] running `Command { std: "docker" "start" "-a" "f1359012276e79204307388441d100ef0d716da4a6b942e611f1d68320b15680", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 20 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mset-efd804027352a918
[INFO] [stdout] test test_mset::test_difference ... ok
[INFO] [stdout] test test_mset::test_disjoint ... ok
[INFO] [stdout] test test_mset::test_extend_ref ... ok
[INFO] [stdout] test test_mset::test_insert_and_retrieve_elements ... ok
[INFO] [stdout] test test_mset::test_intersection ... ok
[INFO] [stdout] test test_mset::test_retain ... ok
[INFO] [stdout] test test_mset::test_iterator_over_element_counts ... ok
[INFO] [stdout] test test_mset::test_mset_clear ... ok
[INFO] [stdout] test test_mset::test_iterator_over_elements ... ok
[INFO] [stdout] test test_mset::test_symmetric_difference ... ok
[INFO] [stdout] test test_mset::test_move_iter ... ok
[INFO] [stdout] test test_mset::test_zero_capacity ... ok
[INFO] [stdout] test test_mset::test_union ... ok
[INFO] [stdout] test test_mset::test_retrieving_mset_values ... ok
[INFO] [stdout] test test_mset::test_show_nontrivial ... ok
[INFO] [stdout] test test_mset::test_show_trivial ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-1972c60a836f929e
[INFO] [stdout] test test_mset::test_eq ... ok
[INFO] [stdout] test test_mset::test_subset_and_superset ... ok
[INFO] [stdout] test test_mset::test_drain_trivial ... ok
[INFO] [stdout] test test_mset::test_drain_nontrivial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 mset
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test src/lib.rs - MultiSet<T, RandomState>::with_capacity (line 164) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::capacity (line 182) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::drain (line 701) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet (line 114) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::difference (line 725) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::clear (line 281) ... ok
[INFO] [stdout] test src/lib.rs - &'_ MultiSet<T, S>::sub (line 1043) ... ok
[INFO] [stdout] test src/lib.rs - &'_ MultiSet<T, S>::bitor (line 948) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, RandomState>::new (line 143) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::contains (line 838) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet (line 90) ... ok
[INFO] [stdout] test src/lib.rs - &'_ MultiSet<T, S>::bitxor (line 1013) ... ok
[INFO] [stdout] test src/lib.rs - &'_ MultiSet<T, S>::bitand (line 980) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet (line 55) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::element_counts (line 197) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::elements (line 219) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::get_element_multiplicity (line 888) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::hasher (line 348) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::get (line 866) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::insert (line 535) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::is_disjoint (line 455) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::insert_times (line 557) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::reserve (line 372) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::is_empty (line 263) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::iter_with_multiplicity (line 432) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::remove (line 587) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::iter (line 410) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::is_subset (line 481) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::is_superset (line 505) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::len (line 243) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::remove_times (line 617) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::retain (line 681) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::intersection (line 785) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::shrink_to_fit (line 388) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T> (line 910) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::take (line 660) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::with_hasher (line 306) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::symmetric_difference (line 757) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::union (line 813) ... ok
[INFO] [stdout] test src/lib.rs - MultiSet<T, S>::with_capacity_and_hasher (line 328) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1359012276e79204307388441d100ef0d716da4a6b942e611f1d68320b15680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1359012276e79204307388441d100ef0d716da4a6b942e611f1d68320b15680", kill_on_drop: false }`
[INFO] [stdout] f1359012276e79204307388441d100ef0d716da4a6b942e611f1d68320b15680