[INFO] fetching crate constriction 0.4.1... [INFO] checking constriction-0.4.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate constriction 0.4.1 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate constriction 0.4.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate constriction 0.4.1 [INFO] tweaked toml for crates.io crate constriction 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate constriction 0.4.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 99 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [INFO] [stderr] Adding hashbrown v0.15.5 (available: v0.16.0) [INFO] [stderr] Adding numpy v0.22.1 (available: v0.27.0) [INFO] [stderr] Adding pyo3 v0.22.6 (available: v0.27.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding rand_pcg v0.3.1 (available: v0.9.0) [INFO] [stderr] Adding rand_xoshiro v0.6.0 (available: v0.7.0) [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] 18dcaefd3bf4d7704fa302634ea53ec236d19389b0f8e643b4c309e71fd96381 [INFO] running `Command { std: "docker" "start" "-a" "18dcaefd3bf4d7704fa302634ea53ec236d19389b0f8e643b4c309e71fd96381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18dcaefd3bf4d7704fa302634ea53ec236d19389b0f8e643b4c309e71fd96381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18dcaefd3bf4d7704fa302634ea53ec236d19389b0f8e643b4c309e71fd96381", kill_on_drop: false }` [INFO] [stdout] 18dcaefd3bf4d7704fa302634ea53ec236d19389b0f8e643b4c309e71fd96381 [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] 35824a8581c5546a47486b8b98665a843430beaad2847195dce917d95f75f0d7 [INFO] running `Command { std: "docker" "start" "-a" "35824a8581c5546a47486b8b98665a843430beaad2847195dce917d95f75f0d7", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking clap_builder v4.5.51 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking special v0.10.3 [INFO] [stderr] Checking serde_json v1.0.145 [INFO] [stderr] Checking random v0.13.2 [INFO] [stderr] Compiling zerocopy-derive v0.8.27 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking is-terminal v0.4.17 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking probability v0.20.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking constriction v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/symbol/huffman.rs:72:37 [INFO] [stdout] | [INFO] [stdout] 72 | .map(|(i, s)| s.map(|s| (Reverse((s, i))))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 72 - .map(|(i, s)| s.map(|s| (Reverse((s, i))))) [INFO] [stdout] 72 + .map(|(i, s)| s.map(|s| Reverse((s, i)))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/symbol/huffman.rs:210:37 [INFO] [stdout] | [INFO] [stdout] 210 | .map(|(i, s)| s.map(|s| (Reverse((s, i))))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 210 - .map(|(i, s)| s.map(|s| (Reverse((s, i))))) [INFO] [stdout] 210 + .map(|(i, s)| s.map(|s| Reverse((s, i)))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:482:65 [INFO] [stdout] | [INFO] [stdout] 482 | fn read(&mut self) -> Result, Self::ReadError> { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 483 | | Ok(self.pop()) [INFO] [stdout] 484 | | } [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, Infallible> [INFO] [stdout] --> src/backends.rs:483:9 [INFO] [stdout] | [INFO] [stdout] 483 | Ok(self.pop()) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result::Item>, Infallible> [INFO] [stdout] --> src/backends.rs:577:72 [INFO] [stdout] | [INFO] [stdout] 577 | fn read(&mut self) -> Result, Self::ReadError> { [INFO] [stdout] | ________________________________________________________________________^ [INFO] [stdout] 578 | | Ok(self.pop()) [INFO] [stdout] 579 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result::Item>, Infallible> [INFO] [stdout] --> src/backends.rs:578:9 [INFO] [stdout] | [INFO] [stdout] 578 | Ok(self.pop()) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1469:65 [INFO] [stdout] | [INFO] [stdout] 1469 | fn read(&mut self) -> Result, Self::ReadError> { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 1470 | | if self.pos == 0 { [INFO] [stdout] 1471 | | Ok(None) [INFO] [stdout] 1472 | | } else { [INFO] [stdout] ... | [INFO] [stdout] 1481 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1470:9 [INFO] [stdout] | [INFO] [stdout] 1470 | / if self.pos == 0 { [INFO] [stdout] 1471 | | Ok(None) [INFO] [stdout] 1472 | | } else { [INFO] [stdout] 1473 | | self.pos -= 1; [INFO] [stdout] ... | [INFO] [stdout] 1480 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1470:26 [INFO] [stdout] | [INFO] [stdout] 1470 | if self.pos == 0 { [INFO] [stdout] | __________________________^ [INFO] [stdout] 1471 | | Ok(None) [INFO] [stdout] 1472 | | } else { [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1471:13 [INFO] [stdout] | [INFO] [stdout] 1471 | Ok(None) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1472:16 [INFO] [stdout] | [INFO] [stdout] 1472 | } else { [INFO] [stdout] | ________________^ [INFO] [stdout] 1473 | | self.pos -= 1; [INFO] [stdout] 1474 | | unsafe { [INFO] [stdout] ... | [INFO] [stdout] 1480 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1474:13 [INFO] [stdout] | [INFO] [stdout] 1474 | / unsafe { [INFO] [stdout] ... | [INFO] [stdout] 1479 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1478:17 [INFO] [stdout] | [INFO] [stdout] 1478 | Ok(Some(self.buf.as_ref().get_unchecked(self.pos).clone())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1493:65 [INFO] [stdout] | [INFO] [stdout] 1493 | fn read(&mut self) -> Result, Self::ReadError> { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 1494 | | let maybe_word = self.buf.as_ref().get(self.pos).cloned(); [INFO] [stdout] 1495 | | if maybe_word.is_some() { [INFO] [stdout] 1496 | | self.pos += 1; [INFO] [stdout] 1497 | | } [INFO] [stdout] 1498 | | Ok(maybe_word) [INFO] [stdout] 1499 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1498:9 [INFO] [stdout] | [INFO] [stdout] 1498 | Ok(maybe_word) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1732:60 [INFO] [stdout] | [INFO] [stdout] 1732 | fn read(&mut self) -> Result, Infallible> { [INFO] [stdout] | ____________________________________________________________^ [INFO] [stdout] 1733 | | Ok(self.inner.next()) [INFO] [stdout] 1734 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/backends.rs:1733:9 [INFO] [stdout] | [INFO] [stdout] 1733 | Ok(self.inner.next()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/stream/queue.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | val.into_compressed().unwrap_infallible() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>>, Infallible> [INFO] [stdout] --> src/stream/queue.rs:509:9 [INFO] [stdout] | [INFO] [stdout] 509 | RangeDecoder::from_compressed(self.get_compressed()).unwrap_infallible() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/stream/stack.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | val.into_compressed().unwrap_infallible() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/stream/stack.rs:665:9 [INFO] [stdout] | [INFO] [stdout] 665 | Self::from_binary(backends::Cursor::new_at_write_end(data)).unwrap_infallible() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>>, Infallible> [INFO] [stdout] --> src/stream/stack.rs:681:9 [INFO] [stdout] | [INFO] [stdout] 681 | Self::from_binary(Reverse(Cursor::new_at_write_beginning(data))).unwrap_infallible() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/symbol/mod.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | self.inner.read_bit().expect("The constructor wrote a bit."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/symbol/mod.rs:733:18 [INFO] [stdout] | [INFO] [stdout] 733 | emit(bit.unwrap_infallible())?; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/symbol/mod.rs:748:18 [INFO] [stdout] | [INFO] [stdout] 748 | emit(bit.unwrap_infallible())?; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `constriction` (lib) due to 25 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/symbol/huffman.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | / Self::try_from_probabilities::<_, Infallible, _>( [INFO] [stdout] 44 | | probabilities.into_iter().map(|p| Ok(p.borrow().clone())), [INFO] [stdout] 45 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/symbol/huffman.rs:181:9 [INFO] [stdout] | [INFO] [stdout] 181 | / Self::try_from_probabilities::<_, Infallible, _>( [INFO] [stdout] 182 | | probabilities.into_iter().map(|p| Ok(p.borrow().clone())), [INFO] [stdout] 183 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "35824a8581c5546a47486b8b98665a843430beaad2847195dce917d95f75f0d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35824a8581c5546a47486b8b98665a843430beaad2847195dce917d95f75f0d7", kill_on_drop: false }` [INFO] [stdout] 35824a8581c5546a47486b8b98665a843430beaad2847195dce917d95f75f0d7