[INFO] fetching crate cowmug 0.0.1...
[INFO] testing cowmug-0.0.1 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate cowmug 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cowmug 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cowmug 0.0.1
[INFO] tweaked toml for crates.io crate cowmug 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cowmug 0.0.1 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cowmug 0.0.1 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86e97cc103818d9dd61b0d2aa4af99ed8f2a65fdb1b445241ab51c3c855fcb6a
[INFO] running `Command { std: "docker" "start" "-a" "86e97cc103818d9dd61b0d2aa4af99ed8f2a65fdb1b445241ab51c3c855fcb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86e97cc103818d9dd61b0d2aa4af99ed8f2a65fdb1b445241ab51c3c855fcb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e97cc103818d9dd61b0d2aa4af99ed8f2a65fdb1b445241ab51c3c855fcb6a", kill_on_drop: false }`
[INFO] [stdout] 86e97cc103818d9dd61b0d2aa4af99ed8f2a65fdb1b445241ab51c3c855fcb6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9aa16e5eb1e7e60a9509c3137fa451f411a17e4bff3cc4e5386e64eb5813907d
[INFO] running `Command { std: "docker" "start" "-a" "9aa16e5eb1e7e60a9509c3137fa451f411a17e4bff3cc4e5386e64eb5813907d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling cowmug v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "9aa16e5eb1e7e60a9509c3137fa451f411a17e4bff3cc4e5386e64eb5813907d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa16e5eb1e7e60a9509c3137fa451f411a17e4bff3cc4e5386e64eb5813907d", kill_on_drop: false }`
[INFO] [stdout] 9aa16e5eb1e7e60a9509c3137fa451f411a17e4bff3cc4e5386e64eb5813907d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8262649c6e981afc933c4ce814179de87c20629f011f4d65f683749439a37d9
[INFO] running `Command { std: "docker" "start" "-a" "b8262649c6e981afc933c4ce814179de87c20629f011f4d65f683749439a37d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowmug v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b8262649c6e981afc933c4ce814179de87c20629f011f4d65f683749439a37d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8262649c6e981afc933c4ce814179de87c20629f011f4d65f683749439a37d9", kill_on_drop: false }`
[INFO] [stdout] b8262649c6e981afc933c4ce814179de87c20629f011f4d65f683749439a37d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4c09a91c29d8385a5ef02e154c147d7022432d9d46c5148c92d447d9509ca74
[INFO] running `Command { std: "docker" "start" "-a" "f4c09a91c29d8385a5ef02e154c147d7022432d9d46c5148c92d447d9509ca74", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cowmug-064f08c349937980)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cowmug
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/question.rs - question::Question::question (line 39) ... FAILED
[INFO] [stdout] test src/question.rs - question::Question::string_answer (line 78) ... FAILED
[INFO] [stdout] test src/question.rs - question::Question (line 8) ... FAILED
[INFO] [stdout] test src/question.rs - question::Question::add_choices (line 114) ... FAILED
[INFO] [stdout] test src/question.rs - question::Question::add_choice (line 100) ... FAILED
[INFO] [stdout] test src/question.rs - question::Question::index_answer (line 57) ... FAILED
[INFO] [stdout] test src/prompt.rs - prompt::Prompt::exec (line 29) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/question.rs - question::Question::question (line 39) stdout ----
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> src/question.rs:41:37
[INFO] [stdout]    |
[INFO] [stdout] 40 | let mut question = Question::new(String::from("choose a color: ");
[INFO] [stdout]    |                                 - unclosed delimiter
[INFO] [stdout] 41 | println!("{}", question.question());
[INFO] [stdout]    |                                     ^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/question.rs - question::Question::string_answer (line 78) stdout ----
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> src/question.rs:87:49
[INFO] [stdout]    |
[INFO] [stdout] 80 | let mut question = Question::new(String::from("choose a color: ");
[INFO] [stdout]    |                                 - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 87 | println!("choice from user: {}", string_answer);
[INFO] [stdout]    |                                                 ^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/question.rs - question::Question (line 8) stdout ----
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> src/question.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout]  9 | let mut question = Question::new(String::from("choose a color: ");
[INFO] [stdout]    |                                 - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 12 | question.add_choice(String::from("Green"));
[INFO] [stdout]    |                                            ^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/question.rs - question::Question::add_choices (line 114) stdout ----
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]    --> src/question.rs:121:31
[INFO] [stdout]     |
[INFO] [stdout] 115 | let mut question = Question::new(String::from("choose a color: ");
[INFO] [stdout]     |                                 - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 121 | question.add_choices(choices);
[INFO] [stdout]     |                               ^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/question.rs - question::Question::add_choice (line 100) stdout ----
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]    --> src/question.rs:104:44
[INFO] [stdout]     |
[INFO] [stdout] 101 | let mut question = Question::new(String::from("choose a color: ");
[INFO] [stdout]     |                                 - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 104 | question.add_choice(String::from("Green"));
[INFO] [stdout]     |                                            ^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/question.rs - question::Question::index_answer (line 57) stdout ----
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> src/question.rs:66:56
[INFO] [stdout]    |
[INFO] [stdout] 59 | let mut question = Question::new(String::from("choose a color: ");
[INFO] [stdout]    |                                 - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 66 | println!("Index chosen by the user: {}", index_answer);
[INFO] [stdout]    |                                                        ^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/prompt.rs - prompt::Prompt::exec (line 29) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Question` in this scope
[INFO] [stdout]   --> src/prompt.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | let mut list_questions: Vec<Question> = Vec::new();
[INFO] [stdout]    |                             ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_prompt_rs_29_0<Question>() {
[INFO] [stdout]    |                                                                         ++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Question` in this scope
[INFO] [stdout]   --> src/prompt.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 | let mut pizza_size = Question::new(String::from("Choose the size of your pizza: "));
[INFO] [stdout]    |                      ^^^^^^^^ use of undeclared type `Question`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Question` in this scope
[INFO] [stdout]   --> src/prompt.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 | let mut pizza_flavor = Question::new(String::from("Choose pizza:"));
[INFO] [stdout]    |                        ^^^^^^^^ use of undeclared type `Question`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Prompt` in this scope
[INFO] [stdout]   --> src/prompt.rs:46:18
[INFO] [stdout]    |
[INFO] [stdout] 46 | let mut prompt = Prompt::new();
[INFO] [stdout]    |                  ^^^^^^ use of undeclared type `Prompt`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Question` in this scope
[INFO] [stdout]   --> src/prompt.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 | let mut choices_is_correct = Question::new(format!(
[INFO] [stdout]    |                              ^^^^^^^^ use of undeclared type `Question`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/prompt.rs - prompt::Prompt::exec (line 29)
[INFO] [stdout]     src/question.rs - question::Question (line 8)
[INFO] [stdout]     src/question.rs - question::Question::add_choice (line 100)
[INFO] [stdout]     src/question.rs - question::Question::add_choices (line 114)
[INFO] [stdout]     src/question.rs - question::Question::index_answer (line 57)
[INFO] [stdout]     src/question.rs - question::Question::question (line 39)
[INFO] [stdout]     src/question.rs - question::Question::string_answer (line 78)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 7 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" "f4c09a91c29d8385a5ef02e154c147d7022432d9d46c5148c92d447d9509ca74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c09a91c29d8385a5ef02e154c147d7022432d9d46c5148c92d447d9509ca74", kill_on_drop: false }`
[INFO] [stdout] f4c09a91c29d8385a5ef02e154c147d7022432d9d46c5148c92d447d9509ca74
