[INFO] fetching crate mid-tools 0.0.0... [INFO] testing mid-tools-0.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate mid-tools 0.0.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate mid-tools 0.0.0 [INFO] finished tweaking crates.io crate mid-tools 0.0.0 [INFO] tweaked toml for crates.io crate mid-tools 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mid-tools 0.0.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mid-tools 0.0.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v2.0.109 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50795d759fc02a8eec19bb54ec238ce001091427eb472c9e5c86017852450249 [INFO] running `Command { std: "docker" "start" "-a" "50795d759fc02a8eec19bb54ec238ce001091427eb472c9e5c86017852450249", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50795d759fc02a8eec19bb54ec238ce001091427eb472c9e5c86017852450249", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50795d759fc02a8eec19bb54ec238ce001091427eb472c9e5c86017852450249", kill_on_drop: false }` [INFO] [stdout] 50795d759fc02a8eec19bb54ec238ce001091427eb472c9e5c86017852450249 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b58b1a673bc2f5de32893e820c94499fbe9153a0b74901405725a82b9e67bd0f [INFO] running `Command { std: "docker" "start" "-a" "b58b1a673bc2f5de32893e820c94499fbe9153a0b74901405725a82b9e67bd0f", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling anstyle-query v1.1.4 [INFO] [stderr] Compiling clap_lex v0.7.6 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling syn v2.0.109 [INFO] [stderr] Compiling spin v0.10.0 [INFO] [stderr] Compiling anstream v0.6.21 [INFO] [stderr] Compiling indexmap v2.12.0 [INFO] [stderr] Compiling terminal_size v0.4.3 [INFO] [stderr] Compiling clap_builder v4.5.51 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling clap_derive v4.5.49 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling clap v4.5.51 [INFO] [stderr] Compiling mid-tools v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `BoxRe` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type BoxRe = Box>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CanonRe` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum CanonRe { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 16 | impl CanonRe { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 17 | pub const BOTTOM: Self = Self::Sym(RangeSet::EMPTY); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn cat(self, rhs: Self) -> Self { Self::Cat(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn star(self) -> Self { Self::Star(self.into()) } [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn con(self, rhs: Self) -> Self { Self::Con(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn dis(self, rhs: Self) -> Self { Self::Dis(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn not(self) -> Self { Self::Not(self.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn matches_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn delta(&self) -> CanonRe { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `derivative` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl CanonRe { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn derivative(self, sym: &S) -> Self [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `start_set` and `inv_start_set` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 76 | impl CanonRe { [INFO] [stdout] | ------------------------------- methods in this implementation [INFO] [stdout] 77 | pub fn start_set(&self) -> StartSet { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | fn inv_start_set(&self) -> StartSet { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StartSet` is never constructed [INFO] [stdout] --> src/re/brzozowski/derivative.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct StartSet { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constants `BOTTOM`, `NIL`, `NON_NIL`, and `TOP` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:126:15 [INFO] [stdout] | [INFO] [stdout] 125 | impl StartSet { [INFO] [stdout] | ------------------- associated constants in this implementation [INFO] [stdout] 126 | pub const BOTTOM: Self = Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub const NIL: Self = Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | pub const NON_NIL: Self = Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub const TOP: Self = Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `union`, `intersect`, and `invert` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:147:12 [INFO] [stdout] | [INFO] [stdout] 146 | impl StartSet { [INFO] [stdout] | -------------------------------- methods in this implementation [INFO] [stdout] 147 | pub fn union(self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | pub fn intersect(self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn invert(self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.85s [INFO] running `Command { std: "docker" "inspect" "b58b1a673bc2f5de32893e820c94499fbe9153a0b74901405725a82b9e67bd0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b58b1a673bc2f5de32893e820c94499fbe9153a0b74901405725a82b9e67bd0f", kill_on_drop: false }` [INFO] [stdout] b58b1a673bc2f5de32893e820c94499fbe9153a0b74901405725a82b9e67bd0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16c020e4d358ecce7ea3aaffda278b2d397be4be992991234f6ca4b525183e58 [INFO] running `Command { std: "docker" "start" "-a" "16c020e4d358ecce7ea3aaffda278b2d397be4be992991234f6ca4b525183e58", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling foldhash v0.2.0 [INFO] [stderr] Compiling wait-timeout v0.2.1 [INFO] [stderr] Compiling bit-vec v0.8.0 [INFO] [stderr] Compiling unarray v0.1.4 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling bit-set v0.8.0 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling rand_xorshift v0.4.0 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling indexmap v2.12.0 [INFO] [stderr] Compiling terminal_size v0.4.3 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling clap_builder v4.5.51 [INFO] [stderr] Compiling rusty-fork v0.3.1 [INFO] [stderr] Compiling proptest v1.9.0 [INFO] [stderr] Compiling clap v4.5.51 [INFO] [stderr] Compiling mid-tools v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `BoxRe` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type BoxRe = Box>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CanonRe` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum CanonRe { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 16 | impl CanonRe { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 17 | pub const BOTTOM: Self = Self::Sym(RangeSet::EMPTY); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn cat(self, rhs: Self) -> Self { Self::Cat(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn star(self) -> Self { Self::Star(self.into()) } [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn con(self, rhs: Self) -> Self { Self::Con(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn dis(self, rhs: Self) -> Self { Self::Dis(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn not(self) -> Self { Self::Not(self.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn matches_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn delta(&self) -> CanonRe { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `derivative` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl CanonRe { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn derivative(self, sym: &S) -> Self [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `start_set` and `inv_start_set` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 76 | impl CanonRe { [INFO] [stdout] | ------------------------------- methods in this implementation [INFO] [stdout] 77 | pub fn start_set(&self) -> StartSet { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | fn inv_start_set(&self) -> StartSet { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StartSet` is never constructed [INFO] [stdout] --> src/re/brzozowski/derivative.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct StartSet { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constants `BOTTOM`, `NIL`, `NON_NIL`, and `TOP` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:126:15 [INFO] [stdout] | [INFO] [stdout] 125 | impl StartSet { [INFO] [stdout] | ------------------- associated constants in this implementation [INFO] [stdout] 126 | pub const BOTTOM: Self = Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub const NIL: Self = Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | pub const NON_NIL: Self = Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub const TOP: Self = Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `union`, `intersect`, and `invert` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:147:12 [INFO] [stdout] | [INFO] [stdout] 146 | impl StartSet { [INFO] [stdout] | -------------------------------- methods in this implementation [INFO] [stdout] 147 | pub fn union(self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | pub fn intersect(self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn invert(self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxRe` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type BoxRe = Box>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CanonRe` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum CanonRe { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 16 | impl CanonRe { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 17 | pub const BOTTOM: Self = Self::Sym(RangeSet::EMPTY); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn cat(self, rhs: Self) -> Self { Self::Cat(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn star(self) -> Self { Self::Star(self.into()) } [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn con(self, rhs: Self) -> Self { Self::Con(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn dis(self, rhs: Self) -> Self { Self::Dis(self.into(), rhs.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn not(self) -> Self { Self::Not(self.into()) } [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn matches_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn delta(&self) -> CanonRe { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `derivative` is never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl CanonRe { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn derivative(self, sym: &S) -> Self [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `start_set` and `inv_start_set` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 76 | impl CanonRe { [INFO] [stdout] | ------------------------------- methods in this implementation [INFO] [stdout] 77 | pub fn start_set(&self) -> StartSet { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | fn inv_start_set(&self) -> StartSet { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StartSet` is never constructed [INFO] [stdout] --> src/re/brzozowski/derivative.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct StartSet { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constants `BOTTOM`, `NIL`, `NON_NIL`, and `TOP` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:126:15 [INFO] [stdout] | [INFO] [stdout] 125 | impl StartSet { [INFO] [stdout] | ------------------- associated constants in this implementation [INFO] [stdout] 126 | pub const BOTTOM: Self = Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub const NIL: Self = Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | pub const NON_NIL: Self = Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub const TOP: Self = Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `union`, `intersect`, and `invert` are never used [INFO] [stdout] --> src/re/brzozowski/derivative.rs:147:12 [INFO] [stdout] | [INFO] [stdout] 146 | impl StartSet { [INFO] [stdout] | -------------------------------- methods in this implementation [INFO] [stdout] 147 | pub fn union(self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | pub fn intersect(self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn invert(self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 23.75s [INFO] running `Command { std: "docker" "inspect" "16c020e4d358ecce7ea3aaffda278b2d397be4be992991234f6ca4b525183e58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16c020e4d358ecce7ea3aaffda278b2d397be4be992991234f6ca4b525183e58", kill_on_drop: false }` [INFO] [stdout] 16c020e4d358ecce7ea3aaffda278b2d397be4be992991234f6ca4b525183e58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] acba6a0fcb78059649f28983a269c1123e484bc557c886adb762c82c0365ad9f [INFO] running `Command { std: "docker" "start" "-a" "acba6a0fcb78059649f28983a269c1123e484bc557c886adb762c82c0365ad9f", kill_on_drop: false }` [INFO] [stderr] warning: type alias `BoxRe` is never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:4:6 [INFO] [stderr] | [INFO] [stderr] 4 | type BoxRe = Box>; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: enum `CanonRe` is never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | pub enum CanonRe { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:17:15 [INFO] [stderr] | [INFO] [stderr] 16 | impl CanonRe { [INFO] [stderr] | ------------------ associated items in this implementation [INFO] [stderr] 17 | pub const BOTTOM: Self = Self::Sym(RangeSet::EMPTY); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 20 | pub fn cat(self, rhs: Self) -> Self { Self::Cat(self.into(), rhs.into()) } [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | pub fn star(self) -> Self { Self::Star(self.into()) } [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 26 | pub fn con(self, rhs: Self) -> Self { Self::Con(self.into(), rhs.into()) } [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 29 | pub fn dis(self, rhs: Self) -> Self { Self::Dis(self.into(), rhs.into()) } [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 32 | pub fn not(self) -> Self { Self::Not(self.into()) } [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 35 | pub fn matches_empty(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 47 | pub fn delta(&self) -> CanonRe { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `derivative` is never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:59:12 [INFO] [stderr] | [INFO] [stderr] 56 | impl CanonRe { [INFO] [stderr] | ----------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 59 | pub fn derivative(self, sym: &S) -> Self [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `start_set` and `inv_start_set` are never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 76 | impl CanonRe { [INFO] [stderr] | ------------------------------- methods in this implementation [INFO] [stderr] 77 | pub fn start_set(&self) -> StartSet { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 98 | fn inv_start_set(&self) -> StartSet { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `StartSet` is never constructed [INFO] [stderr] --> src/re/brzozowski/derivative.rs:120:12 [INFO] [stderr] | [INFO] [stderr] 120 | pub struct StartSet { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated constants `BOTTOM`, `NIL`, `NON_NIL`, and `TOP` are never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:126:15 [INFO] [stderr] | [INFO] [stderr] 125 | impl StartSet { [INFO] [stderr] | ------------------- associated constants in this implementation [INFO] [stderr] 126 | pub const BOTTOM: Self = Self { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 130 | pub const NIL: Self = Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 135 | pub const NON_NIL: Self = Self { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 140 | pub const TOP: Self = Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `union`, `intersect`, and `invert` are never used [INFO] [stderr] --> src/re/brzozowski/derivative.rs:147:12 [INFO] [stderr] | [INFO] [stderr] 146 | impl StartSet { [INFO] [stderr] | -------------------------------- methods in this implementation [INFO] [stderr] 147 | pub fn union(self, other: &Self) -> Self { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 163 | pub fn intersect(self, other: &Self) -> Self { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 179 | pub fn invert(self) -> Self { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `mid-tools` (lib) generated 8 warnings [INFO] [stderr] warning: `mid-tools` (lib test) generated 8 warnings (8 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mid_tools-686ce39c5d02c33e) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test partition_map::test::range_set_intersect_regression_update ... ok [INFO] [stdout] test partition_map::test::range_set_intersect_regression_fold ... ok [INFO] [stdout] test free::test::usize_not_equal ... ok [INFO] [stdout] test range_set::test::inter_sanity ... ok [INFO] [stdout] test partition_map::test::test_sanity ... ok [INFO] [stdout] test re::kleene::syntax::test::bnnuy ... ok [INFO] [stdout] test re::kleene::syntax::test::test_random_one ... ok [INFO] [stdout] test re::kleene::syntax::test::test_random_any ... ok [INFO] [stdout] test re::kleene::syntax::test::test_one ... ok [INFO] [stdout] test partition_map::test::test_update_sanity ... ok [INFO] [stdout] test dfa::optimize::test::reference ... ok [INFO] [stdout] test egraph::test::batched ... ok [INFO] [stdout] test egraph::test::reference ... ok [INFO] [stdout] test partition_map::test::test_extend ... ok [INFO] [stdout] test dfa::optimize::test::fast ... ok [INFO] [stdout] test dfa::optimize::test::congr ... ok [INFO] [stdout] test range_set::test::test_invert ... ok [INFO] [stdout] test partition_map::test::test_extend_clobber ... ok [INFO] [stdout] test range_set::test::test_union ... ok [INFO] [stdout] test range_set::test::test_intersect ... ok [INFO] [stdout] test egraph::test::congr ... ok [INFO] [stdout] test egraph::test::stepwise ... ok [INFO] [stdout] test union_find::test::differential ... ok [INFO] [stderr] Running unittests src/bin/re2gv.rs (/opt/rustwide/target/debug/deps/re2gv-849a16433461abad) [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.69s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/trace-re-opt.rs (/opt/rustwide/target/debug/deps/trace_re_opt-5772835b3998c72e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests mid_tools [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "acba6a0fcb78059649f28983a269c1123e484bc557c886adb762c82c0365ad9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acba6a0fcb78059649f28983a269c1123e484bc557c886adb762c82c0365ad9f", kill_on_drop: false }` [INFO] [stdout] acba6a0fcb78059649f28983a269c1123e484bc557c886adb762c82c0365ad9f