[INFO] fetching crate fused_error 0.1.2...
[INFO] testing fused_error-0.1.2 against 1.69.0 for beta-1.70-1
[INFO] extracting crate fused_error 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate fused_error 0.1.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fused_error 0.1.2
[INFO] finished tweaking crates.io crate fused_error 0.1.2
[INFO] tweaked toml for crates.io crate fused_error 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded version-sync v0.9.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5883c4ea33ac071dec0534afcc708c79a62bb1b9344419d07abdb31b008f93
[INFO] running `Command { std: "docker" "start" "-a" "dd5883c4ea33ac071dec0534afcc708c79a62bb1b9344419d07abdb31b008f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5883c4ea33ac071dec0534afcc708c79a62bb1b9344419d07abdb31b008f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5883c4ea33ac071dec0534afcc708c79a62bb1b9344419d07abdb31b008f93", kill_on_drop: false }`
[INFO] [stdout] dd5883c4ea33ac071dec0534afcc708c79a62bb1b9344419d07abdb31b008f93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b36b819261e9f2446fe1dbc8712a24072ab4495ea5960159f51c4c912bf14bc
[INFO] running `Command { std: "docker" "start" "-a" "2b36b819261e9f2446fe1dbc8712a24072ab4495ea5960159f51c4c912bf14bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling fused_error v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "2b36b819261e9f2446fe1dbc8712a24072ab4495ea5960159f51c4c912bf14bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b36b819261e9f2446fe1dbc8712a24072ab4495ea5960159f51c4c912bf14bc", kill_on_drop: false }`
[INFO] [stdout] 2b36b819261e9f2446fe1dbc8712a24072ab4495ea5960159f51c4c912bf14bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f1d35828627a51fe2330685d425b6b14dcd3cd5d58eedb26d1b3b966a60522e
[INFO] running `Command { std: "docker" "start" "-a" "3f1d35828627a51fe2330685d425b6b14dcd3cd5d58eedb26d1b3b966a60522e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling version-sync v0.9.4
[INFO] [stderr]    Compiling fused_error v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 36.43s
[INFO] running `Command { std: "docker" "inspect" "3f1d35828627a51fe2330685d425b6b14dcd3cd5d58eedb26d1b3b966a60522e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1d35828627a51fe2330685d425b6b14dcd3cd5d58eedb26d1b3b966a60522e", kill_on_drop: false }`
[INFO] [stdout] 3f1d35828627a51fe2330685d425b6b14dcd3cd5d58eedb26d1b3b966a60522e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c942307dfe9c1badf9d7f207112ede240ae4bffd858ece4434d2ca3e3ff5ea8
[INFO] running `Command { std: "docker" "start" "-a" "3c942307dfe9c1badf9d7f207112ede240ae4bffd858ece4434d2ca3e3ff5ea8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fused_error-7e889e16b1b73da8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-37c7522cbd0fb0c4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stderr]    Doc-tests fused_error
[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; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 80 tests
[INFO] [stdout] test src/accumulator/mod.rs - accumulator (line 110) ... FAILED
[INFO] [stdout] test src/accumulated.rs - accumulated::Accumulated<E>::from_vec (line 60) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator (line 32) ... ok
[INFO] [stdout] test src/accumulated.rs - accumulated::Accumulated<E>::new (line 44) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator (line 11) ... ok
[INFO] [stdout] test src/accumulated.rs - accumulated::Accumulated<E>::into_vec (line 75) ... ok
[INFO] [stdout] test src/accumulated.rs - accumulated::Accumulated (line 17) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator (line 79) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator (line 225) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::checkpoint (line 946) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::err (line 861) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::err_or (line 890) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::from_vec (line 362) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::err_or_else (line 916) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::handle (line 686) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::handle_in (line 730) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::finish (line 837) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::ignore (line 801) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::into_vec (line 774) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::is_empty (line 401) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::new (line 334) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::iter (line 423) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::len (line 381) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::iter_mut (line 447) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::push (line 478) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::push (line 495) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::trace (line 544) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::trace_iter (line 580) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::trace_iter (line 596) ... ok
[INFO] [stdout] test src/accumulator/mod.rs - accumulator::Accumulator<E>::trace_with (line 646) ... ok
[INFO] [stdout] test src/iter.rs - iter::IteratorExt::accumulate (line 80) ... ok
[INFO] [stdout] test src/lib.rs - FusedError (line 129) ... ok
[INFO] [stdout] test src/iter.rs - iter::IteratorExt::accumulate (line 104) ... ok
[INFO] [stdout] test src/result/mod.rs - result (line 16) ... ignored
[INFO] [stdout] test src/iter.rs - iter::IteratorExt::collect_errors (line 140) ... ok
[INFO] [stdout] test src/lib.rs - FusedError::merge (line 179) ... ok
[INFO] [stdout] test src/iter.rs - iter::IteratorExt::partition_results (line 169) ... ok
[INFO] [stdout] test src/lib.rs - FusedError::combine (line 158) ... ok
[INFO] [stdout] test src/lib.rs - IntoResultParts::into_result_parts (line 239) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<&'_mutT,E>::cloned (line 1340) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult (line 51) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<&'_T,E>::cloned (line 1286) ... ok
[INFO] [stdout] test src/lib.rs - IntoResultParts::into_result_parts (line 254) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<&'_T,E>::copied (line 1260) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<&'_mutT,E>::copied (line 1314) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<Result<T,A>,B>::transpose (line 1192) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<Result<T,IE>,E>::flatten (line 1225) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::acc_mut (line 358) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::acc (line 340) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::err_iter (line 885) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::err_count (line 376) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::err_iter_mut (line 908) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::errors (line 612) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::expect (line 1016) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::has_errors (line 462) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::ignore (line 987) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::expect_err (line 1102) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::from_value (line 287) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::has_errors_and (line 486) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::inspect (line 534) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::into_iter (line 864) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::into_err_iter (line 933) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::iter (line 812) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::inspect_errors (line 557) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::is_ok (line 402) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::is_ok_and (line 426) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::iter_mut (line 835) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::new (line 250) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::into_result (line 959) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::map (line 761) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::map_err (line 785) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::split (line 587) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::unwrap_err (line 1130) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::unwrap (line 1043) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::unwrap_unchecked (line 1076) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::value (line 304) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::unwrap (line 1050) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::unwrap_err_unchecked (line 1160) ... ok
[INFO] [stdout] test src/result/mod.rs - result::FusedResult<T,E>::value_mut (line 321) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/accumulator/mod.rs - accumulator (line 110) stdout ----
[INFO] [stdout] error[E0599]: the method `checkpoint` exists for struct `Accumulator<Error>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/accumulator/mod.rs:128:19
[INFO] [stdout]    |
[INFO] [stdout] 21 |         acc = acc.checkpoint()?;
[INFO] [stdout]    |                   ^^^^^^^^^^ method cannot be called on `Accumulator<Error>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.109/src/error.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Error {
[INFO] [stdout]    | ---------------- doesn't satisfy `syn::Error: FusedError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `syn::Error: FusedError`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `checkpoint` exists for struct `Accumulator<Error>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/accumulator/mod.rs:141:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |         acc = acc.checkpoint()?;
[INFO] [stdout]    |                   ^^^^^^^^^^ method cannot be called on `Accumulator<Error>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.109/src/error.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Error {
[INFO] [stdout]    | ---------------- doesn't satisfy `syn::Error: FusedError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `syn::Error: FusedError`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `err_or_else` exists for struct `Accumulator<Error>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/accumulator/mod.rs:152:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         acc.err_or_else(|| unsafe { tokens.unwrap_unchecked() })
[INFO] [stdout]    |             ^^^^^^^^^^^ method cannot be called on `Accumulator<Error>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.109/src/error.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Error {
[INFO] [stdout]    | ---------------- doesn't satisfy `syn::Error: FusedError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `syn::Error: FusedError`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/accumulator/mod.rs - accumulator (line 110)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 78 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 17.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3c942307dfe9c1badf9d7f207112ede240ae4bffd858ece4434d2ca3e3ff5ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c942307dfe9c1badf9d7f207112ede240ae4bffd858ece4434d2ca3e3ff5ea8", kill_on_drop: false }`
[INFO] [stdout] 3c942307dfe9c1badf9d7f207112ede240ae4bffd858ece4434d2ca3e3ff5ea8
