[INFO] fetching crate isomorphism 0.1.3...
[INFO] testing isomorphism-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate isomorphism 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate isomorphism 0.1.3 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 isomorphism 0.1.3
[INFO] finished tweaking crates.io crate isomorphism 0.1.3
[INFO] tweaked toml for crates.io crate isomorphism 0.1.3 written to /workspace/builds/worker-8/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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06a39140cb87bc5e568e15e32ac3cdb6c13d852d748eb7b24ca143bffca994ee
[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" "06a39140cb87bc5e568e15e32ac3cdb6c13d852d748eb7b24ca143bffca994ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06a39140cb87bc5e568e15e32ac3cdb6c13d852d748eb7b24ca143bffca994ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a39140cb87bc5e568e15e32ac3cdb6c13d852d748eb7b24ca143bffca994ee", kill_on_drop: false }`
[INFO] [stdout] 06a39140cb87bc5e568e15e32ac3cdb6c13d852d748eb7b24ca143bffca994ee
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d806f6426baad04298fff6f485e167860974afa6fde5a93fc81c165162fa695a
[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" "d806f6426baad04298fff6f485e167860974afa6fde5a93fc81c165162fa695a", kill_on_drop: false }`
[INFO] [stderr]    Compiling isomorphism v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "d806f6426baad04298fff6f485e167860974afa6fde5a93fc81c165162fa695a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d806f6426baad04298fff6f485e167860974afa6fde5a93fc81c165162fa695a", kill_on_drop: false }`
[INFO] [stdout] d806f6426baad04298fff6f485e167860974afa6fde5a93fc81c165162fa695a
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2d49e5762bcf835249165b8fde37c744725c78b3c8e07451ccd2776f0524bc7
[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" "d2d49e5762bcf835249165b8fde37c744725c78b3c8e07451ccd2776f0524bc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling isomorphism v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `Command { std: "docker" "inspect" "d2d49e5762bcf835249165b8fde37c744725c78b3c8e07451ccd2776f0524bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d49e5762bcf835249165b8fde37c744725c78b3c8e07451ccd2776f0524bc7", kill_on_drop: false }`
[INFO] [stdout] d2d49e5762bcf835249165b8fde37c744725c78b3c8e07451ccd2776f0524bc7
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 401b3d20d2520dd28676aa3db3e6e797340f1b1e1628027f69ab4fe6ce10a5cb
[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" "401b3d20d2520dd28676aa3db3e6e797340f1b1e1628027f69ab4fe6ce10a5cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/isomorphism-3ff1e79ddff7d026
[INFO] [stdout] running 6 tests
[INFO] [stdout] test bitfield::test::iterator_results_equal_number ... ok
[INFO] [stdout] test bitfield::test::iterator_results_are_ordered ... ok
[INFO] [stdout] test bucket::tests::test_empty_vec ... ok
[INFO] [stdout] test test::test_iteration_empty ... ok
[INFO] [stdout] test bitfield::test::one_at ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-d8fcf04cec01608e
[INFO] [stdout] test bucket::tests::test_full_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test remove_from_empty ... ok
[INFO] [stdout] test test_capacity ... ok
[INFO] [stdout] test get_after_insert ... ok
[INFO] [stdout] test get_before_insert ... ok
[INFO] [stdout] test iterate_by_ref ... ok
[INFO] [stdout] test iterate ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test insert_unique ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests isomorphism
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::left_hasher (line 60) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::bitfield (line 106) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::finish (line 124) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<RandomState, RandomState, DefaultBitField>::new (line 32) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::capacity (line 47) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::right_hasher (line 82) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::capacity (line 83) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::len (line 97) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::iter (line 132) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::is_empty (line 117) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::get_right (line 496) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::insert (line 276) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::get_left (line 471) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R>::new (line 70) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::remove_left (line 523) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::remove_right (line 558) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "401b3d20d2520dd28676aa3db3e6e797340f1b1e1628027f69ab4fe6ce10a5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401b3d20d2520dd28676aa3db3e6e797340f1b1e1628027f69ab4fe6ce10a5cb", kill_on_drop: false }`
[INFO] [stdout] 401b3d20d2520dd28676aa3db3e6e797340f1b1e1628027f69ab4fe6ce10a5cb