[INFO] fetching crate twine-thermo 0.3.0...
[INFO] checking twine-thermo-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate twine-thermo 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate twine-thermo 0.3.0
[INFO] finished tweaking crates.io crate twine-thermo 0.3.0
[INFO] tweaked toml for crates.io crate twine-thermo 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate twine-thermo 0.3.0 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 twine-thermo 0.3.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ce974352f841e0329bc4cfe0a1913b6c8b5069bc388cc2ae13cc6920d210627
[INFO] running `Command { std: "docker" "start" "-a" "9ce974352f841e0329bc4cfe0a1913b6c8b5069bc388cc2ae13cc6920d210627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce974352f841e0329bc4cfe0a1913b6c8b5069bc388cc2ae13cc6920d210627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce974352f841e0329bc4cfe0a1913b6c8b5069bc388cc2ae13cc6920d210627", kill_on_drop: false }`
[INFO] [stdout] 9ce974352f841e0329bc4cfe0a1913b6c8b5069bc388cc2ae13cc6920d210627
[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=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] 3efbeb3f3457352f713f7929daec3bffad79ef04f622420fb1b50e4242233f4b
[INFO] running `Command { std: "docker" "start" "-a" "3efbeb3f3457352f713f7929daec3bffad79ef04f622420fb1b50e4242233f4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking uom v0.37.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking petgraph v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking twine-core v0.3.0
[INFO] [stderr]     Checking twine-thermo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<Fluid>, Infallible>
[INFO] [stdout]   --> src/model/traits/state_from.rs:45:44
[INFO] [stdout]    |
[INFO] [stdout] 45 |       ) -> Result<State<Fluid>, Self::Error> {
[INFO] [stdout]    |  ____________________________________________^
[INFO] [stdout] 46 | |         Ok(State {
[INFO] [stdout] 47 | |             temperature,
[INFO] [stdout] 48 | |             density,
[INFO] [stdout] 49 | |             fluid: Fluid::default(),
[INFO] [stdout] 50 | |         })
[INFO] [stdout] 51 | |     }
[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: Result<state::State<Fluid>, Infallible>
[INFO] [stdout]   --> src/model/traits/state_from.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | /         Ok(State {
[INFO] [stdout] 47 | |             temperature,
[INFO] [stdout] 48 | |             density,
[INFO] [stdout] 49 | |             fluid: Fluid::default(),
[INFO] [stdout] 50 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:195:40
[INFO] [stdout]     |
[INFO] [stdout] 195 |       ) -> Result<State<F>, Self::Error> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 196 | |         let fluid = F::default();
[INFO] [stdout] 197 | |         let density = IdealGas::density(temperature, pressure, fluid.gas_constant());
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |         })
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 | /         Ok(State {
[INFO] [stdout] 200 | |             temperature,
[INFO] [stdout] 201 | |             density,
[INFO] [stdout] 202 | |             fluid,
[INFO] [stdout] 203 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:214:40
[INFO] [stdout]     |
[INFO] [stdout] 214 |       ) -> Result<State<F>, Self::Error> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 215 | |         let fluid = F::default();
[INFO] [stdout] 216 | |         let temperature = IdealGas::temperature(pressure, density, fluid.gas_constant());
[INFO] [stdout] ...   |
[INFO] [stdout] 222 | |         })
[INFO] [stdout] 223 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 | /         Ok(State {
[INFO] [stdout] 219 | |             temperature,
[INFO] [stdout] 220 | |             density,
[INFO] [stdout] 221 | |             fluid,
[INFO] [stdout] 222 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/incompressible.rs:136:98
[INFO] [stdout]     |
[INFO] [stdout] 136 |       fn state_from(&self, temperature: ThermodynamicTemperature) -> Result<State<F>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 137 | |         let fluid = F::default();
[INFO] [stdout] 138 | |         let density = fluid.reference_density();
[INFO] [stdout] ...   |
[INFO] [stdout] 144 | |         })
[INFO] [stdout] 145 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/incompressible.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         Ok(State {
[INFO] [stdout] 141 | |             temperature,
[INFO] [stdout] 142 | |             density,
[INFO] [stdout] 143 | |             fluid,
[INFO] [stdout] 144 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twine-thermo` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<Fluid>, Infallible>
[INFO] [stdout]   --> src/model/traits/state_from.rs:45:44
[INFO] [stdout]    |
[INFO] [stdout] 45 |       ) -> Result<State<Fluid>, Self::Error> {
[INFO] [stdout]    |  ____________________________________________^
[INFO] [stdout] 46 | |         Ok(State {
[INFO] [stdout] 47 | |             temperature,
[INFO] [stdout] 48 | |             density,
[INFO] [stdout] 49 | |             fluid: Fluid::default(),
[INFO] [stdout] 50 | |         })
[INFO] [stdout] 51 | |     }
[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: Result<state::State<Fluid>, Infallible>
[INFO] [stdout]   --> src/model/traits/state_from.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | /         Ok(State {
[INFO] [stdout] 47 | |             temperature,
[INFO] [stdout] 48 | |             density,
[INFO] [stdout] 49 | |             fluid: Fluid::default(),
[INFO] [stdout] 50 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:195:40
[INFO] [stdout]     |
[INFO] [stdout] 195 |       ) -> Result<State<F>, Self::Error> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 196 | |         let fluid = F::default();
[INFO] [stdout] 197 | |         let density = IdealGas::density(temperature, pressure, fluid.gas_constant());
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |         })
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 | /         Ok(State {
[INFO] [stdout] 200 | |             temperature,
[INFO] [stdout] 201 | |             density,
[INFO] [stdout] 202 | |             fluid,
[INFO] [stdout] 203 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:214:40
[INFO] [stdout]     |
[INFO] [stdout] 214 |       ) -> Result<State<F>, Self::Error> {
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 215 | |         let fluid = F::default();
[INFO] [stdout] 216 | |         let temperature = IdealGas::temperature(pressure, density, fluid.gas_constant());
[INFO] [stdout] ...   |
[INFO] [stdout] 222 | |         })
[INFO] [stdout] 223 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 | /         Ok(State {
[INFO] [stdout] 219 | |             temperature,
[INFO] [stdout] 220 | |             density,
[INFO] [stdout] 221 | |             fluid,
[INFO] [stdout] 222 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<model::ideal_gas::tests::MockGas>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:278:39
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let state_a: State<MockGas> = IdealGas.state_from((temp, pres)).unwrap();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<model::ideal_gas::tests::MockGas>, Infallible>
[INFO] [stdout]    --> src/model/ideal_gas.rs:304:39
[INFO] [stdout]     |
[INFO] [stdout] 304 |         let state_a: State<MockGas> = IdealGas.state_from((pres, dens)).unwrap();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/incompressible.rs:136:98
[INFO] [stdout]     |
[INFO] [stdout] 136 |       fn state_from(&self, temperature: ThermodynamicTemperature) -> Result<State<F>, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________________________^
[INFO] [stdout] 137 | |         let fluid = F::default();
[INFO] [stdout] 138 | |         let density = fluid.reference_density();
[INFO] [stdout] ...   |
[INFO] [stdout] 144 | |         })
[INFO] [stdout] 145 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<F>, Infallible>
[INFO] [stdout]    --> src/model/incompressible.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         Ok(State {
[INFO] [stdout] 141 | |             temperature,
[INFO] [stdout] 142 | |             density,
[INFO] [stdout] 143 | |             fluid,
[INFO] [stdout] 144 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<MockLiquid>, Infallible>
[INFO] [stdout]    --> src/model/incompressible.rs:192:40
[INFO] [stdout]     |
[INFO] [stdout] 192 |           let state: State<MockLiquid> = Incompressible
[INFO] [stdout]     |  ________________________________________^
[INFO] [stdout] 193 | |             .state_from(ThermodynamicTemperature::new::<degree_celsius>(15.0))
[INFO] [stdout]     | |______________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<state::State<MockLiquid>, Infallible>
[INFO] [stdout]    --> src/model/incompressible.rs:206:42
[INFO] [stdout]     |
[INFO] [stdout] 206 |           let state_a: State<MockLiquid> = Incompressible
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 207 | |             .state_from((
[INFO] [stdout] 208 | |                 ThermodynamicTemperature::new::<degree_celsius>(30.0),
[INFO] [stdout] 209 | |                 MassDensity::new::<kilogram_per_cubic_meter>(2.0),
[INFO] [stdout] 210 | |             ))
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twine-thermo` (lib test) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "3efbeb3f3457352f713f7929daec3bffad79ef04f622420fb1b50e4242233f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efbeb3f3457352f713f7929daec3bffad79ef04f622420fb1b50e4242233f4b", kill_on_drop: false }`
[INFO] [stdout] 3efbeb3f3457352f713f7929daec3bffad79ef04f622420fb1b50e4242233f4b
