[INFO] crate crumble 0.10.0 is already in cache
[INFO] testing crumble-0.10.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate crumble 0.10.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate crumble 0.10.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate crumble 0.10.0
[INFO] finished tweaking crates.io crate crumble 0.10.0
[INFO] tweaked toml for crates.io crate crumble 0.10.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2eea35099c7113bc5ab5e9268039bd422025a35059daeb7ddf0e54ef628ff8bd
[INFO] running `"docker" "start" "-a" "2eea35099c7113bc5ab5e9268039bd422025a35059daeb7ddf0e54ef628ff8bd"`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling crumble v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.70s
[INFO] running `"docker" "inspect" "2eea35099c7113bc5ab5e9268039bd422025a35059daeb7ddf0e54ef628ff8bd"`
[INFO] running `"docker" "rm" "-f" "2eea35099c7113bc5ab5e9268039bd422025a35059daeb7ddf0e54ef628ff8bd"`
[INFO] [stdout] 2eea35099c7113bc5ab5e9268039bd422025a35059daeb7ddf0e54ef628ff8bd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d9f80e89193f78d37124d1ad77600adf2d9154d10acea67915a15171eca78ec
[INFO] running `"docker" "start" "-a" "1d9f80e89193f78d37124d1ad77600adf2d9154d10acea67915a15171eca78ec"`
[INFO] [stderr]    Compiling crumble v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `email`
[INFO] [stderr]    --> src/tests.rs:635:9
[INFO] [stderr]     |
[INFO] [stderr] 635 |     let email = Message::new(&message);
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_email`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prepare_gmail`
[INFO] [stderr]   --> src/tests.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn prepare_gmail() -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `"docker" "inspect" "1d9f80e89193f78d37124d1ad77600adf2d9154d10acea67915a15171eca78ec"`
[INFO] running `"docker" "rm" "-f" "1d9f80e89193f78d37124d1ad77600adf2d9154d10acea67915a15171eca78ec"`
[INFO] [stdout] 1d9f80e89193f78d37124d1ad77600adf2d9154d10acea67915a15171eca78ec
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 65e02dc6db4c5a08da5ea866406f9255af9b3ca1953df4eef7911db549a46b80
[INFO] running `"docker" "start" "-a" "65e02dc6db4c5a08da5ea866406f9255af9b3ca1953df4eef7911db549a46b80"`
[INFO] [stderr] warning: unused variable: `email`
[INFO] [stderr]    --> src/tests.rs:635:9
[INFO] [stderr]     |
[INFO] [stderr] 635 |     let email = Message::new(&message);
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_email`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prepare_gmail`
[INFO] [stderr]   --> src/tests.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn prepare_gmail() -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crumble-d81a824ff53c077b
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::build_plain ... ok
[INFO] [stdout] test tests::bad_string ... ok
[INFO] [stdout] test tests::empty_string ... ok
[INFO] [stdout] test tests::bench_plain ... ok
[INFO] [stdout] test tests::bench_multipart ... ok
[INFO] [stdout] test tests::bench_bandcamp ... ok
[INFO] [stdout] test tests::parse_bandcamp ... ok
[INFO] [stdout] test tests::parse_multipart ... ok
[INFO] [stdout] test tests::parse_plain ... ok
[INFO] [stdout] test tests::parse_pubkey ... ok
[INFO] [stdout] test tests::parse_nested ... ok
[INFO] [stdout] test tests::bench_gmail ... ok
[INFO] [stdout] test tests::build_gmail ... ok
[INFO] [stdout] test tests::parse_gmail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crumble
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 13) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `load_mime_file` in this scope
[INFO] [stdout]  --> src/lib.rs:15:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | let message = load_mime_file(); // Example! The consumer must have some source of documents
[INFO] [stdout]   |               ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:16:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | / fn main() {
[INFO] [stdout] 4 | | use crumble::Message;
[INFO] [stdout] 5 | | let message = load_mime_file(); // Example! The consumer must have some source of documents
[INFO] [stdout] 6 | | let message = Message::new(&message)?; // Handle errors
[INFO] [stdout]   | |               ^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "65e02dc6db4c5a08da5ea866406f9255af9b3ca1953df4eef7911db549a46b80"`
[INFO] running `"docker" "rm" "-f" "65e02dc6db4c5a08da5ea866406f9255af9b3ca1953df4eef7911db549a46b80"`
[INFO] [stdout] 65e02dc6db4c5a08da5ea866406f9255af9b3ca1953df4eef7911db549a46b80