[INFO] fetching crate isomorphism 0.1.3...
[INFO] testing isomorphism-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate isomorphism 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate isomorphism 0.1.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c843c6162c88a00e7636574098fc3069c3b5e22a8924f3f1cf0d50cbe3535c7f
[INFO] running `Command { std: "docker" "start" "-a" "c843c6162c88a00e7636574098fc3069c3b5e22a8924f3f1cf0d50cbe3535c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c843c6162c88a00e7636574098fc3069c3b5e22a8924f3f1cf0d50cbe3535c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c843c6162c88a00e7636574098fc3069c3b5e22a8924f3f1cf0d50cbe3535c7f", kill_on_drop: false }`
[INFO] [stdout] c843c6162c88a00e7636574098fc3069c3b5e22a8924f3f1cf0d50cbe3535c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cd99fac47d787de82ab03468b985bace38b8e53ea32a74e86f925d0c8c88e77
[INFO] running `Command { std: "docker" "start" "-a" "5cd99fac47d787de82ab03468b985bace38b8e53ea32a74e86f925d0c8c88e77", kill_on_drop: false }`
[INFO] [stderr]    Compiling isomorphism v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "5cd99fac47d787de82ab03468b985bace38b8e53ea32a74e86f925d0c8c88e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd99fac47d787de82ab03468b985bace38b8e53ea32a74e86f925d0c8c88e77", kill_on_drop: false }`
[INFO] [stdout] 5cd99fac47d787de82ab03468b985bace38b8e53ea32a74e86f925d0c8c88e77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4877d55e317e2d5509bbb7982fb51ede30e57f6ad44b3d41906c7a2a799f2d9f
[INFO] running `Command { std: "docker" "start" "-a" "4877d55e317e2d5509bbb7982fb51ede30e57f6ad44b3d41906c7a2a799f2d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling isomorphism v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.00s
[INFO] running `Command { std: "docker" "inspect" "4877d55e317e2d5509bbb7982fb51ede30e57f6ad44b3d41906c7a2a799f2d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4877d55e317e2d5509bbb7982fb51ede30e57f6ad44b3d41906c7a2a799f2d9f", kill_on_drop: false }`
[INFO] [stdout] 4877d55e317e2d5509bbb7982fb51ede30e57f6ad44b3d41906c7a2a799f2d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83dba3a1739df84fcef0c95330ab5d6cd4b73dd7e57b7283f992eb737e48ba4c
[INFO] running `Command { std: "docker" "start" "-a" "83dba3a1739df84fcef0c95330ab5d6cd4b73dd7e57b7283f992eb737e48ba4c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/isomorphism-458fa6fcde0b1b4a)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test bucket::tests::test_full_vec ... ok
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-ced271e89e93e04b)
[INFO] [stdout] test bitfield::test::iterator_results_are_ordered ... ok
[INFO] [stdout] test test::test_iteration_empty ... ok
[INFO] [stdout] test bucket::tests::test_empty_vec ... ok
[INFO] [stdout] test bitfield::test::one_at ... ok
[INFO] [stdout] test bitfield::test::iterator_results_equal_number ... 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 insert ... ok
[INFO] [stdout] test iterate ... ok
[INFO] [stdout] test get_before_insert ... ok
[INFO] [stdout] test iterate_by_ref ... ok
[INFO] [stderr]    Doc-tests isomorphism
[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 0.50s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[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>::left_hasher (line 60) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::capacity (line 47) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::is_empty (line 117) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::finish (line 124) ... 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>::capacity (line 83) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<LH, RH, B>::right_hasher (line 82) ... ok
[INFO] [stdout] test src/builder.rs - builder::BiMapBuilder<RandomState, RandomState, DefaultBitField>::new (line 32) ... 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>::iter (line 132) ... 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>::len (line 97) ... 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>::remove_right (line 558) ... ok
[INFO] [stdout] test src/lib.rs - BiMap<L, R, LH, RH, B>::get_left (line 471) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83dba3a1739df84fcef0c95330ab5d6cd4b73dd7e57b7283f992eb737e48ba4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83dba3a1739df84fcef0c95330ab5d6cd4b73dd7e57b7283f992eb737e48ba4c", kill_on_drop: false }`
[INFO] [stdout] 83dba3a1739df84fcef0c95330ab5d6cd4b73dd7e57b7283f992eb737e48ba4c