[INFO] fetching crate todo-txt 4.1.1...
[INFO] checking todo-txt-4.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate todo-txt 4.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate todo-txt 4.1.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate todo-txt 4.1.1
[INFO] tweaked toml for crates.io crate todo-txt 4.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate todo-txt 4.1.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate todo-txt 4.1.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f2bcafedf9b514a134f8e6607620c29f30104b1ffb643536745a41c384e8d7d
[INFO] running `Command { std: "docker" "start" "-a" "0f2bcafedf9b514a134f8e6607620c29f30104b1ffb643536745a41c384e8d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2bcafedf9b514a134f8e6607620c29f30104b1ffb643536745a41c384e8d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2bcafedf9b514a134f8e6607620c29f30104b1ffb643536745a41c384e8d7d", kill_on_drop: false }`
[INFO] [stdout] 0f2bcafedf9b514a134f8e6607620c29f30104b1ffb643536745a41c384e8d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c43ae4be71fa908cd408a10fc9a1abea2e18117515f13d54f6e2354e20f6d96
[INFO] running `Command { std: "docker" "start" "-a" "3c43ae4be71fa908cd408a10fc9a1abea2e18117515f13d54f6e2354e20f6d96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]     Checking todo-txt v4.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<List<T>, Infallible>
[INFO] [stdout]   --> src/task/list.rs:90:53
[INFO] [stdout]    |
[INFO] [stdout] 90 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 91 | |         Ok(Self::from(s))
[INFO] [stdout] 92 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<List<T>, Infallible>
[INFO] [stdout]   --> src/task/list.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         Ok(Self::from(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Simple, Infallible>
[INFO] [stdout]   --> src/task/simple.rs:62:55
[INFO] [stdout]    |
[INFO] [stdout] 62 |       fn from_str(s: &str) -> Result<Simple, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 63 | |         Ok(crate::parser::task(s))
[INFO] [stdout] 64 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Simple, Infallible>
[INFO] [stdout]   --> src/task/simple.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Ok(crate::parser::task(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Simple, Infallible>
[INFO] [stdout]   --> src/task/simple.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         value.parse().unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<List<T>, Infallible>
[INFO] [stdout]   --> src/task/list.rs:90:53
[INFO] [stdout]    |
[INFO] [stdout] 90 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 91 | |         Ok(Self::from(s))
[INFO] [stdout] 92 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<List<T>, Infallible>
[INFO] [stdout]   --> src/task/list.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         Ok(Self::from(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Simple, Infallible>
[INFO] [stdout]   --> src/task/simple.rs:62:55
[INFO] [stdout]    |
[INFO] [stdout] 62 |       fn from_str(s: &str) -> Result<Simple, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 63 | |         Ok(crate::parser::task(s))
[INFO] [stdout] 64 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Simple, Infallible>
[INFO] [stdout]   --> src/task/simple.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Ok(crate::parser::task(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Simple, Infallible>
[INFO] [stdout]   --> src/task/simple.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         value.parse().unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `todo-txt` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `todo-txt` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "3c43ae4be71fa908cd408a10fc9a1abea2e18117515f13d54f6e2354e20f6d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c43ae4be71fa908cd408a10fc9a1abea2e18117515f13d54f6e2354e20f6d96", kill_on_drop: false }`
[INFO] [stdout] 3c43ae4be71fa908cd408a10fc9a1abea2e18117515f13d54f6e2354e20f6d96
