[INFO] fetching crate to_csv 1.0.1...
[INFO] testing to_csv-1.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate to_csv 1.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate to_csv 1.0.1
[INFO] finished tweaking crates.io crate to_csv 1.0.1
[INFO] tweaked toml for crates.io crate to_csv 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate to_csv 1.0.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate to_csv 1.0.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c2fba27b8f26299c7b09159662455fd45a2f3ef25c1c815eeac07c372215e2f
[INFO] running `Command { std: "docker" "start" "-a" "9c2fba27b8f26299c7b09159662455fd45a2f3ef25c1c815eeac07c372215e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c2fba27b8f26299c7b09159662455fd45a2f3ef25c1c815eeac07c372215e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2fba27b8f26299c7b09159662455fd45a2f3ef25c1c815eeac07c372215e2f", kill_on_drop: false }`
[INFO] [stdout] 9c2fba27b8f26299c7b09159662455fd45a2f3ef25c1c815eeac07c372215e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f32c0e20c1137c2680334c53dbb9a40446d337aae5d8d5e38663167aff85859b
[INFO] running `Command { std: "docker" "start" "-a" "f32c0e20c1137c2680334c53dbb9a40446d337aae5d8d5e38663167aff85859b", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling to_csv v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "f32c0e20c1137c2680334c53dbb9a40446d337aae5d8d5e38663167aff85859b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32c0e20c1137c2680334c53dbb9a40446d337aae5d8d5e38663167aff85859b", kill_on_drop: false }`
[INFO] [stdout] f32c0e20c1137c2680334c53dbb9a40446d337aae5d8d5e38663167aff85859b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15af1fd9f3cff9dd3070d9cd1e401b82fc24d1d9759d0d50cd4907ca92e69df6
[INFO] running `Command { std: "docker" "start" "-a" "15af1fd9f3cff9dd3070d9cd1e401b82fc24d1d9759d0d50cd4907ca92e69df6", kill_on_drop: false }`
[INFO] [stderr]    Compiling to_csv v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "15af1fd9f3cff9dd3070d9cd1e401b82fc24d1d9759d0d50cd4907ca92e69df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15af1fd9f3cff9dd3070d9cd1e401b82fc24d1d9759d0d50cd4907ca92e69df6", kill_on_drop: false }`
[INFO] [stdout] 15af1fd9f3cff9dd3070d9cd1e401b82fc24d1d9759d0d50cd4907ca92e69df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7672731e6cb3c7388bb2eae20cb7f274d90cb31a0f94fdee228d7ac2b1552be3
[INFO] running `Command { std: "docker" "start" "-a" "7672731e6cb3c7388bb2eae20cb7f274d90cb31a0f94fdee228d7ac2b1552be3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/to_csv-b988dacd40be52ec)
[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]    Doc-tests to_csv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/lib.rs:36:117
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let entries = vec![TypeA {name: "Test Data".to_string(), value: "10".to_string(), date: "6/3/2025".to_string()}]
[INFO] [stdout]    |                                                                                                                     ^ help: add `;` here
[INFO] [stdout] 27 |     let _ = to_csv_file("csv_file.csv", &entries);
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `CSV` in this scope
[INFO] [stdout]   --> src/lib.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CSV for TypeA {
[INFO] [stdout]    |      ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  2 + use to_csv::CSV;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `to_csv_file` in this scope
[INFO] [stdout]   --> src/lib.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let _ = to_csv_file("csv_file.csv", &entries);
[INFO] [stdout]    |             ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.15s; merged doctests compilation took 0.07s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7672731e6cb3c7388bb2eae20cb7f274d90cb31a0f94fdee228d7ac2b1552be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7672731e6cb3c7388bb2eae20cb7f274d90cb31a0f94fdee228d7ac2b1552be3", kill_on_drop: false }`
[INFO] [stdout] 7672731e6cb3c7388bb2eae20cb7f274d90cb31a0f94fdee228d7ac2b1552be3