[INFO] fetching crate autour_core 0.1.12... [INFO] testing autour_core-0.1.12 against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628 [INFO] extracting crate autour_core 0.1.12 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate autour_core 0.1.12 [INFO] finished tweaking crates.io crate autour_core 0.1.12 [INFO] tweaked toml for crates.io crate autour_core 0.1.12 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate autour_core 0.1.12 on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 19 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed64259990f357b6217940395e3e2cb76318b8205c5ea4a72d192af6e01041ba [INFO] running `Command { std: "docker" "start" "-a" "ed64259990f357b6217940395e3e2cb76318b8205c5ea4a72d192af6e01041ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed64259990f357b6217940395e3e2cb76318b8205c5ea4a72d192af6e01041ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed64259990f357b6217940395e3e2cb76318b8205c5ea4a72d192af6e01041ba", kill_on_drop: false }` [INFO] [stdout] ed64259990f357b6217940395e3e2cb76318b8205c5ea4a72d192af6e01041ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37149b4cfc921a0f7364418d23200f1a35d2870a4e18da58848960faa4fcf924 [INFO] running `Command { std: "docker" "start" "-a" "37149b4cfc921a0f7364418d23200f1a35d2870a4e18da58848960faa4fcf924", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling strum v0.27.2 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling graphviz_dot_builder v0.1.5 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling autour_core v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/access.rs:49:24 [INFO] [stdout] | [INFO] [stdout] 49 | fn make_accessible(mut self) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/gnfa/implem/build.rs:26:24 [INFO] [stdout] | [INFO] [stdout] 26 | fn unite(mut self, other: Self) -> Result> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | fn unite(mut self, other: Self) -> Result> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/gnfa/implem/build.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | fn repeat(self, num : usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | fn kleene(mut self) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | fn at_most(mut self, num: usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | fn at_most(mut self, num: usize) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | fn at_least(self, num: usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/gnfa/implem/build.rs:50:50 [INFO] [stdout] | [INFO] [stdout] 50 | fn repeat_range>(self, r: R) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `active_states` [INFO] [stdout] --> src/gnfa/implem/run.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | active_states: &HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_states` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `letter` [INFO] [stdout] --> src/gnfa/implem/run.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 33 | letter: &Letter) -> Result,AutError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SYNTAX_WILDCARD_HASHTAG` is never used [INFO] [stdout] --> src/printers/commons.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | pub const SYNTAX_WILDCARD_HASHTAG : &str = "#"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SYNTAX_CONCATENATION_DOT` is never used [INFO] [stdout] --> src/printers/commons.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | pub const SYNTAX_CONCATENATION_DOT : &str = "."; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.29s [INFO] running `Command { std: "docker" "inspect" "37149b4cfc921a0f7364418d23200f1a35d2870a4e18da58848960faa4fcf924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37149b4cfc921a0f7364418d23200f1a35d2870a4e18da58848960faa4fcf924", kill_on_drop: false }` [INFO] [stdout] 37149b4cfc921a0f7364418d23200f1a35d2870a4e18da58848960faa4fcf924 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c5f4bb90fe1eb7420c89a7bae1747f7e2a7b2643d359b0507deb9e2d6ce3daf [INFO] running `Command { std: "docker" "start" "-a" "8c5f4bb90fe1eb7420c89a7bae1747f7e2a7b2643d359b0507deb9e2d6ce3daf", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/access.rs:49:24 [INFO] [stdout] | [INFO] [stdout] 49 | fn make_accessible(mut self) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/gnfa/implem/build.rs:26:24 [INFO] [stdout] | [INFO] [stdout] 26 | fn unite(mut self, other: Self) -> Result> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | fn unite(mut self, other: Self) -> Result> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/gnfa/implem/build.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling autour_core v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | fn repeat(self, num : usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | fn kleene(mut self) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | fn at_most(mut self, num: usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | fn at_most(mut self, num: usize) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | fn at_least(self, num: usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/gnfa/implem/build.rs:50:50 [INFO] [stdout] | [INFO] [stdout] 50 | fn repeat_range>(self, r: R) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `active_states` [INFO] [stdout] --> src/gnfa/implem/run.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | active_states: &HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_states` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `letter` [INFO] [stdout] --> src/gnfa/implem/run.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 33 | letter: &Letter) -> Result,AutError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SYNTAX_WILDCARD_HASHTAG` is never used [INFO] [stdout] --> src/printers/commons.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | pub const SYNTAX_WILDCARD_HASHTAG : &str = "#"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SYNTAX_CONCATENATION_DOT` is never used [INFO] [stdout] --> src/printers/commons.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | pub const SYNTAX_CONCATENATION_DOT : &str = "."; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/access.rs:49:24 [INFO] [stdout] | [INFO] [stdout] 49 | fn make_accessible(mut self) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/gnfa/implem/build.rs:26:24 [INFO] [stdout] | [INFO] [stdout] 26 | fn unite(mut self, other: Self) -> Result> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | fn unite(mut self, other: Self) -> Result> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/gnfa/implem/build.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | fn concatenate(mut self, mut other: Self) -> Result> { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | fn repeat(self, num : usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | fn kleene(mut self) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | fn at_most(mut self, num: usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gnfa/implem/build.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | fn at_most(mut self, num: usize) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/gnfa/implem/build.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | fn at_least(self, num: usize) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/gnfa/implem/build.rs:50:50 [INFO] [stdout] | [INFO] [stdout] 50 | fn repeat_range>(self, r: R) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `active_states` [INFO] [stdout] --> src/gnfa/implem/run.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | active_states: &HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_states` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `letter` [INFO] [stdout] --> src/gnfa/implem/run.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 33 | letter: &Letter) -> Result,AutError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SYNTAX_WILDCARD_HASHTAG` is never used [INFO] [stdout] --> src/printers/commons.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | pub const SYNTAX_WILDCARD_HASHTAG : &str = "#"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SYNTAX_CONCATENATION_DOT` is never used [INFO] [stdout] --> src/printers/commons.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | pub const SYNTAX_CONCATENATION_DOT : &str = "."; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `Command { std: "docker" "inspect" "8c5f4bb90fe1eb7420c89a7bae1747f7e2a7b2643d359b0507deb9e2d6ce3daf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c5f4bb90fe1eb7420c89a7bae1747f7e2a7b2643d359b0507deb9e2d6ce3daf", kill_on_drop: false }` [INFO] [stdout] 8c5f4bb90fe1eb7420c89a7bae1747f7e2a7b2643d359b0507deb9e2d6ce3daf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d32678feda8553d04690e70fd34d27828d7f949a56cddcb8db6a6516313c9483 [INFO] running `Command { std: "docker" "start" "-a" "d32678feda8553d04690e70fd34d27828d7f949a56cddcb8db6a6516313c9483", kill_on_drop: false }` [INFO] [stderr] error: failed to download `autocfg v1.5.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] unable to get packages from source [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to unpack package `autocfg v1.5.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/autocfg-1.5.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `Command { std: "docker" "inspect" "d32678feda8553d04690e70fd34d27828d7f949a56cddcb8db6a6516313c9483", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d32678feda8553d04690e70fd34d27828d7f949a56cddcb8db6a6516313c9483", kill_on_drop: false }` [INFO] [stdout] d32678feda8553d04690e70fd34d27828d7f949a56cddcb8db6a6516313c9483