[INFO] fetching crate crumble 0.11.1...
[INFO] testing crumble-0.11.1 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate crumble 0.11.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate crumble 0.11.1
[INFO] finished tweaking crates.io crate crumble 0.11.1
[INFO] tweaked toml for crates.io crate crumble 0.11.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crumble 0.11.1 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crumble 0.11.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iana-time-zone v0.1.62
[INFO] [stderr]   Downloaded cc v1.2.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99c6b6b99b472ba82ff21744579ba9ee36312a0674a5c9bfa8d8e6bfabf063fa
[INFO] running `Command { std: "docker" "start" "-a" "99c6b6b99b472ba82ff21744579ba9ee36312a0674a5c9bfa8d8e6bfabf063fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99c6b6b99b472ba82ff21744579ba9ee36312a0674a5c9bfa8d8e6bfabf063fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c6b6b99b472ba82ff21744579ba9ee36312a0674a5c9bfa8d8e6bfabf063fa", kill_on_drop: false }`
[INFO] [stdout] 99c6b6b99b472ba82ff21744579ba9ee36312a0674a5c9bfa8d8e6bfabf063fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20c9bef53ceae6081496ef05b7fbb18c77adb7d6363d8608fe3f0ac363d3f0dc
[INFO] running `Command { std: "docker" "start" "-a" "20c9bef53ceae6081496ef05b7fbb18c77adb7d6363d8608fe3f0ac363d3f0dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.62
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling crumble v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "20c9bef53ceae6081496ef05b7fbb18c77adb7d6363d8608fe3f0ac363d3f0dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c9bef53ceae6081496ef05b7fbb18c77adb7d6363d8608fe3f0ac363d3f0dc", kill_on_drop: false }`
[INFO] [stdout] 20c9bef53ceae6081496ef05b7fbb18c77adb7d6363d8608fe3f0ac363d3f0dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1eda6230de654d6f05af33ea5adf93b207f9267f6e2b5a211557f4c03f95b74
[INFO] running `Command { std: "docker" "start" "-a" "c1eda6230de654d6f05af33ea5adf93b207f9267f6e2b5a211557f4c03f95b74", kill_on_drop: false }`
[INFO] [stderr]    Compiling crumble v0.11.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `email`
[INFO] [stdout]    --> src/tests.rs:608:9
[INFO] [stdout]     |
[INFO] [stdout] 608 |     let email = Message::new(&message);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_email`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prepare_gmail` is never used
[INFO] [stdout]   --> src/tests.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn prepare_gmail() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "c1eda6230de654d6f05af33ea5adf93b207f9267f6e2b5a211557f4c03f95b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1eda6230de654d6f05af33ea5adf93b207f9267f6e2b5a211557f4c03f95b74", kill_on_drop: false }`
[INFO] [stdout] c1eda6230de654d6f05af33ea5adf93b207f9267f6e2b5a211557f4c03f95b74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b3b7560a2d2f892241e30335026e0e750b9989b8673fc755c66d4f0254966f5
[INFO] running `Command { std: "docker" "start" "-a" "2b3b7560a2d2f892241e30335026e0e750b9989b8673fc755c66d4f0254966f5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `email`
[INFO] [stderr]    --> src/tests.rs:608:9
[INFO] [stderr]     |
[INFO] [stderr] 608 |     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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `prepare_gmail` is never used
[INFO] [stderr]   --> src/tests.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn prepare_gmail() -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crumble` (lib test) generated 2 warnings (run `cargo fix --lib -p crumble --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crumble-448323eccd634777)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::bad_string ... ok
[INFO] [stdout] test tests::empty_string ... ok
[INFO] [stdout] test tests::parse_plain ... ok
[INFO] [stdout] test tests::build_plain ... ok
[INFO] [stdout] test tests::build_gmail ... ok
[INFO] [stdout] test tests::parse_nested ... ok
[INFO] [stdout] test tests::parse_pubkey ... ok
[INFO] [stdout] test tests::parse_bandcamp ... ok
[INFO] [stdout] test tests::parse_multipart ... ok
[INFO] [stdout] test tests::parse_gmail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | 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 `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_13_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 17 | let message = Message::new(&message)?;
[INFO] [stdout]    |                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 14 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_13_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 15 | use crumble::Message;
[INFO] [stdout] 16 | let message = load_mime_file(); // Example! The consumer must have some source of documents
[INFO] [stdout] 17 | let message = Message::new(&message)?;
[INFO] [stdout] 18 +     Ok(())
[INFO] [stdout]    |
[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; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2b3b7560a2d2f892241e30335026e0e750b9989b8673fc755c66d4f0254966f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3b7560a2d2f892241e30335026e0e750b9989b8673fc755c66d4f0254966f5", kill_on_drop: false }`
[INFO] [stdout] 2b3b7560a2d2f892241e30335026e0e750b9989b8673fc755c66d4f0254966f5
