[INFO] fetching crate tasks-todo 0.1.6...
[INFO] testing tasks-todo-0.1.6 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tasks-todo 0.1.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tasks-todo 0.1.6
[INFO] finished tweaking crates.io crate tasks-todo 0.1.6
[INFO] tweaked toml for crates.io crate tasks-todo 0.1.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tasks-todo 0.1.6 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tasks-todo 0.1.6 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0c0ab982ea8bd745eb3e025334e6710b36f7e844572a25a9cc349b07ef8a86b
[INFO] running `Command { std: "docker" "start" "-a" "e0c0ab982ea8bd745eb3e025334e6710b36f7e844572a25a9cc349b07ef8a86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0c0ab982ea8bd745eb3e025334e6710b36f7e844572a25a9cc349b07ef8a86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c0ab982ea8bd745eb3e025334e6710b36f7e844572a25a9cc349b07ef8a86b", kill_on_drop: false }`
[INFO] [stdout] e0c0ab982ea8bd745eb3e025334e6710b36f7e844572a25a9cc349b07ef8a86b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c41ec10e28af6723721f3d39e419cc1a976b877850c146595fc4e94a48ee9170
[INFO] running `Command { std: "docker" "start" "-a" "c41ec10e28af6723721f3d39e419cc1a976b877850c146595fc4e94a48ee9170", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tasks-todo v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.69s
[INFO] running `Command { std: "docker" "inspect" "c41ec10e28af6723721f3d39e419cc1a976b877850c146595fc4e94a48ee9170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41ec10e28af6723721f3d39e419cc1a976b877850c146595fc4e94a48ee9170", kill_on_drop: false }`
[INFO] [stdout] c41ec10e28af6723721f3d39e419cc1a976b877850c146595fc4e94a48ee9170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6d8861130d9e4910014944bddcdb0fe9ceb428181afb319893cd320b89732ae
[INFO] running `Command { std: "docker" "start" "-a" "d6d8861130d9e4910014944bddcdb0fe9ceb428181afb319893cd320b89732ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling tasks-todo v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `to_iso` found for enum `std::result::Result<T, E>` in the current scope
[INFO] [stdout]    --> src/time.rs:225:55
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let time = Time::new(2023, 11, 27, 3, 18, 52).to_iso();
[INFO] [stdout]     |                                                       ^^^^^^ method not found in `std::result::Result<time::Time, Box<(dyn StdError + 'static)>>`
[INFO] [stdout]     |
[INFO] [stdout] note: the method `to_iso` exists on the type `time::Time`
[INFO] [stdout]    --> src/time.rs:54:5
[INFO] [stdout]     |
[INFO] [stdout]  54 |     pub fn to_iso(&self) -> u64 {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `time::Time` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let time = Time::new(2023, 11, 27, 3, 18, 52).expect("REASON").to_iso();
[INFO] [stdout]     |                                                      +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/time.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |         assert_eq!(time, Time::new(2023, 11, 27, 3, 18, 52));
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Time`, found `Result<Time, Box<dyn Error>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `time::Time`
[INFO] [stdout]                  found enum `std::result::Result<time::Time, Box<dyn StdError>>`
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `std::result::Result<time::Time, Box<dyn StdError>>` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 229 |         assert_eq!(time, Time::new(2023, 11, 27, 3, 18, 52).expect("REASON"));
[INFO] [stdout]     |                                                            +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tasks-todo` (bin "tasks-todo" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d6d8861130d9e4910014944bddcdb0fe9ceb428181afb319893cd320b89732ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d8861130d9e4910014944bddcdb0fe9ceb428181afb319893cd320b89732ae", kill_on_drop: false }`
[INFO] [stdout] d6d8861130d9e4910014944bddcdb0fe9ceb428181afb319893cd320b89732ae
