[INFO] fetching crate git-bug 0.2.4...
[INFO] checking git-bug-0.2.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate git-bug 0.2.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate git-bug 0.2.4
[INFO] finished tweaking crates.io crate git-bug 0.2.4
[INFO] tweaked toml for crates.io crate git-bug 0.2.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate git-bug 0.2.4 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 git-bug 0.2.4 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] c50fa8d05cd68acb77b8b9f805edd7c067b351001bf424a851215fd183ffee71
[INFO] running `Command { std: "docker" "start" "-a" "c50fa8d05cd68acb77b8b9f805edd7c067b351001bf424a851215fd183ffee71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c50fa8d05cd68acb77b8b9f805edd7c067b351001bf424a851215fd183ffee71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50fa8d05cd68acb77b8b9f805edd7c067b351001bf424a851215fd183ffee71", kill_on_drop: false }`
[INFO] [stdout] c50fa8d05cd68acb77b8b9f805edd7c067b351001bf424a851215fd183ffee71
[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] 68bb23e3a12e8dddbb863beeb1062ab5224d5c11f59c34857f3c31121acc3cdb
[INFO] running `Command { std: "docker" "start" "-a" "68bb23e3a12e8dddbb863beeb1062ab5224d5c11f59c34857f3c31121acc3cdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stdout] error: this type will no longer be must used: Result<lamport::Time, Infallible>
[INFO] [stdout]   --> src/replica/entity/lamport/mem.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |       fn increment(&mut self) -> Result<super::Time, Self::IncrementError> {
[INFO] [stdout]    |  __________________________________________________________________________^
[INFO] [stdout] 33 | |         Ok(super::Time(self.counter.fetch_add(1, Ordering::SeqCst)))
[INFO] [stdout] 34 | |     }
[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<lamport::Time, Infallible>
[INFO] [stdout]   --> src/replica/entity/lamport/mem.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Ok(super::Time(self.counter.fetch_add(1, Ordering::SeqCst)))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<lamport::Time, Infallible>
[INFO] [stdout]   --> src/replica/entity/lamport/persistent.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let previous = self.clock.increment().expect("This error is infallible");
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-bug` (lib) due to 3 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<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/relaxed.rs:309:21
[INFO] [stdout]     |
[INFO] [stdout] 309 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), input, ParseMode::Relaxed)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 310 | |             .map_err(|err| panic!("{err}"))
[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<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/relaxed.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), input, ParseMode::Relaxed)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 328 | |             .map_err(|err| panic!("{err}"))
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/relaxed.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), input, ParseMode::Relaxed)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 349 | |             .map_err(|err| panic!("{err}"))
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/relaxed.rs:371:21
[INFO] [stdout]     |
[INFO] [stdout] 371 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), input, ParseMode::Relaxed)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 372 | |             .map_err(|err| panic!("{err}"))
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/relaxed.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), &input, ParseMode::Relaxed)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 416 | |             .map_err(|err| panic!("{err}"))
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/strict.rs:166:21
[INFO] [stdout]     |
[INFO] [stdout] 166 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), input, ParseMode::Strict)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 167 | |             .map_err(|err| panic!("{err}"))
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Query<QueryTestObj>, !>
[INFO] [stdout]    --> src/query/parse/parser/strict.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |           let query = Query::<QueryTestObj>::from_continuous_str(&(), input, ParseMode::Strict)
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 190 | |             .map_err(|err| panic!("{err}"))
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:320:9
[INFO] [stdout]     |
[INFO] [stdout] 320 | /         {
[INFO] [stdout] 321 | |             match key {
[INFO] [stdout] 322 | |                 "key1" => Ok(Self::Key1(match value.as_str() {
[INFO] [stdout] 323 | |                     "value1" => QueryTestKey1::Value1,
[INFO] [stdout] ...   |
[INFO] [stdout] 334 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 | /             match key {
[INFO] [stdout] 322 | |                 "key1" => Ok(Self::Key1(match value.as_str() {
[INFO] [stdout] 323 | |                     "value1" => QueryTestKey1::Value1,
[INFO] [stdout] 324 | |                     "value2" => QueryTestKey1::Value2,
[INFO] [stdout] ...   |
[INFO] [stdout] 332 | |                 other => todo!("{other}"),
[INFO] [stdout] 333 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 322 |                   "key1" => Ok(Self::Key1(match value.as_str() {
[INFO] [stdout]     |  ___________________________^
[INFO] [stdout] 323 | |                     "value1" => QueryTestKey1::Value1,
[INFO] [stdout] 324 | |                     "value2" => QueryTestKey1::Value2,
[INFO] [stdout] 325 | |                     other => todo!("{other}"),
[INFO] [stdout] 326 | |                 })),
[INFO] [stdout]     | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:327:27
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 "key2" => Ok(Self::Key2(value)),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:328:27
[INFO] [stdout]     |
[INFO] [stdout] 328 |                   "key3" => Ok(Self::Key3 {
[INFO] [stdout]     |  ___________________________^
[INFO] [stdout] 329 | |                     _value: value.parse().unwrap(),
[INFO] [stdout] 330 | |                     original: value,
[INFO] [stdout] 331 | |                 }),
[INFO] [stdout]     | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:339:9
[INFO] [stdout]     |
[INFO] [stdout] 339 | /         {
[INFO] [stdout] 340 | |             Ok(Self::Key2(value))
[INFO] [stdout] 341 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<QueryTestKeyValue, QueryTestError>
[INFO] [stdout]    --> src/query/parse/parser/mod.rs:340:13
[INFO] [stdout]     |
[INFO] [stdout] 340 |             Ok(Self::Key2(value))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<lamport::Time, Infallible>
[INFO] [stdout]   --> src/replica/entity/lamport/mem.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |       fn increment(&mut self) -> Result<super::Time, Self::IncrementError> {
[INFO] [stdout]    |  __________________________________________________________________________^
[INFO] [stdout] 33 | |         Ok(super::Time(self.counter.fetch_add(1, Ordering::SeqCst)))
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<lamport::Time, Infallible>
[INFO] [stdout]   --> src/replica/entity/lamport/mem.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Ok(super::Time(self.counter.fetch_add(1, Ordering::SeqCst)))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<lamport::Time, Infallible>
[INFO] [stdout]   --> src/replica/entity/lamport/persistent.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let previous = self.clock.increment().expect("This error is infallible");
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-bug` (lib test) due to 17 previous errors
[INFO] running `Command { std: "docker" "inspect" "68bb23e3a12e8dddbb863beeb1062ab5224d5c11f59c34857f3c31121acc3cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68bb23e3a12e8dddbb863beeb1062ab5224d5c11f59c34857f3c31121acc3cdb", kill_on_drop: false }`
[INFO] [stdout] 68bb23e3a12e8dddbb863beeb1062ab5224d5c11f59c34857f3c31121acc3cdb
