[INFO] fetching crate autour_core 0.1.10...
[INFO] testing autour_core-0.1.10 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate autour_core 0.1.10 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate autour_core 0.1.10 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autour_core 0.1.10
[INFO] finished tweaking crates.io crate autour_core 0.1.10
[INFO] tweaked toml for crates.io crate autour_core 0.1.10 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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 21 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded graphviz_dot_builder v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 742518a242063a3cd81c53b72bf4defd39f0fbba420c05d875c1d31133b244ee
[INFO] running `Command { std: "docker" "start" "-a" "742518a242063a3cd81c53b72bf4defd39f0fbba420c05d875c1d31133b244ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "742518a242063a3cd81c53b72bf4defd39f0fbba420c05d875c1d31133b244ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742518a242063a3cd81c53b72bf4defd39f0fbba420c05d875c1d31133b244ee", kill_on_drop: false }`
[INFO] [stdout] 742518a242063a3cd81c53b72bf4defd39f0fbba420c05d875c1d31133b244ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97308b733a5b17efd6b927c3ea9b0b187f1c8d15bfdebd97f6aa9ad11ce53028
[INFO] running `Command { std: "docker" "start" "-a" "97308b733a5b17efd6b927c3ea9b0b187f1c8d15bfdebd97f6aa9ad11ce53028", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling graphviz_dot_builder v0.1.2
[INFO] [stderr]    Compiling autour_core v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nfa/implem/build.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hide_alphabet`
[INFO] [stdout]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[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] 
[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<Self,AutError<Letter>> {
[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:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<R: RangeBounds<usize>>(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<usize>,
[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<HashSet<usize>,AutError<Letter>> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_alphabet`
[INFO] [stdout]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub_term`
[INFO] [stdout]   --> src/bre/term.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[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)]` 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: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stdout] 139 | |                          "orig",
[INFO] [stdout] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stdout] 142 | |                        "sm",
[INFO] [stdout] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stdout]     | |__________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stdout] 145 | |                         "rsm",
[INFO] [stdout] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stdout] 148 | |                         "min",
[INFO] [stdout] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stdout] 202 | |                            &name,
[INFO] [stdout] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/bre/term.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "97308b733a5b17efd6b927c3ea9b0b187f1c8d15bfdebd97f6aa9ad11ce53028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97308b733a5b17efd6b927c3ea9b0b187f1c8d15bfdebd97f6aa9ad11ce53028", kill_on_drop: false }`
[INFO] [stdout] 97308b733a5b17efd6b927c3ea9b0b187f1c8d15bfdebd97f6aa9ad11ce53028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac1d5c1119cc29c36520c0b90727c3bd35de167ee798aa291633933eb7f4e5b
[INFO] running `Command { std: "docker" "start" "-a" "9ac1d5c1119cc29c36520c0b90727c3bd35de167ee798aa291633933eb7f4e5b", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nfa/implem/build.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hide_alphabet`
[INFO] [stdout]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[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] 
[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<Self,AutError<Letter>> {
[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:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<R: RangeBounds<usize>>(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<usize>,
[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<HashSet<usize>,AutError<Letter>> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_alphabet`
[INFO] [stdout]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub_term`
[INFO] [stdout]   --> src/bre/term.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[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)]` 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: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stdout] 139 | |                          "orig",
[INFO] [stdout] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stdout] 142 | |                        "sm",
[INFO] [stdout] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stdout]     | |__________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stdout] 145 | |                         "rsm",
[INFO] [stdout] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stdout] 148 | |                         "min",
[INFO] [stdout] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stdout] 202 | |                            &name,
[INFO] [stdout] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling autour_core v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/bre/term.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nfa/implem/build.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dfa`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:258:14
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dfa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sm`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:258:18
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_sm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rsm`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_rsm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hide_alphabet`
[INFO] [stdout]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[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] 
[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<Self,AutError<Letter>> {
[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:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<R: RangeBounds<usize>>(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<usize>,
[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<HashSet<usize>,AutError<Letter>> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_alphabet`
[INFO] [stdout]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub_term`
[INFO] [stdout]   --> src/bre/term.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[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)]` 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: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stdout] 139 | |                          "orig",
[INFO] [stdout] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stdout] 142 | |                        "sm",
[INFO] [stdout] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stdout]     | |__________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stdout] 145 | |                         "rsm",
[INFO] [stdout] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stdout] 148 | |                         "min",
[INFO] [stdout] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stdout] 202 | |                            &name,
[INFO] [stdout] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/bre/term.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "9ac1d5c1119cc29c36520c0b90727c3bd35de167ee798aa291633933eb7f4e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac1d5c1119cc29c36520c0b90727c3bd35de167ee798aa291633933eb7f4e5b", kill_on_drop: false }`
[INFO] [stdout] 9ac1d5c1119cc29c36520c0b90727c3bd35de167ee798aa291633933eb7f4e5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 056b4e06436e1f72ff76846e7bd831c3ffc2a0cdd6cc4a0fd59d8c51c8c23406
[INFO] running `Command { std: "docker" "start" "-a" "056b4e06436e1f72ff76846e7bd831c3ffc2a0cdd6cc4a0fd59d8c51c8c23406", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/nfa/implem/build.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stderr]     |
[INFO] [stderr] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hide_alphabet`
[INFO] [stderr]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/access.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn make_accessible(mut self) -> Self {
[INFO] [stderr]    |                        ----^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:26:14
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |              ----^^^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:30:34
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn concatenate(mut self, mut other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn concatenate(mut self, mut other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                    ----^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:30:30
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn concatenate(mut self, mut other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                              ----^^^^^
[INFO] [stderr]    |                              |
[INFO] [stderr]    |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn repeat(self, num : usize) -> Self {
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:38:15
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn kleene(mut self) -> Self {
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:42:26
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn at_most(mut self, num: usize) -> Self {
[INFO] [stderr]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn at_most(mut self, num: usize) -> Self {
[INFO] [stderr]    |                ----^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn at_least(self, num: usize) -> Self {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:50:50
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn repeat_range<R: RangeBounds<usize>>(self, r: R) -> Self {
[INFO] [stderr]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `active_states`
[INFO] [stderr]   --> src/gnfa/implem/run.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |                       active_states: &HashSet<usize>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_states`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `letter`
[INFO] [stderr]   --> src/gnfa/implem/run.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |                       letter: &Letter) ->  Result<HashSet<usize>,AutError<Letter>> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_alphabet`
[INFO] [stderr]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sub_term`
[INFO] [stderr]   --> src/bre/term.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stderr]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SYNTAX_WILDCARD_HASHTAG` is never used
[INFO] [stderr]   --> src/printers/commons.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SYNTAX_WILDCARD_HASHTAG : &str = "#";
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SYNTAX_CONCATENATION_DOT` is never used
[INFO] [stderr]   --> src/printers/commons.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const SYNTAX_CONCATENATION_DOT : &str = ".";
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stderr] 139 | |                          "orig",
[INFO] [stderr] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stderr]     | |____________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stderr] 142 | |                        "sm",
[INFO] [stderr] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stderr]     | |__________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stderr] 145 | |                         "rsm",
[INFO] [stderr] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stderr] 148 | |                         "min",
[INFO] [stderr] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stderr] 202 | |                            &name,
[INFO] [stderr] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stderr]     | |______________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Map` that must be used
[INFO] [stderr]   --> src/bre/term.rs:93:17
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dfa`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:258:14
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dfa`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sm`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:258:18
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stderr]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_sm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rsm`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:258:21
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_rsm`
[INFO] [stderr] 
[INFO] [stderr] warning: `autour_core` (lib) generated 27 warnings (run `cargo fix --lib -p autour_core` to apply 7 suggestions)
[INFO] [stderr] warning: `autour_core` (lib test) generated 30 warnings (27 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/autour_core-7085d8a36e631c84)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test nfa::algos::kameda_weiner::algo::tests::states_map_test1 ... FAILED
[INFO] [stdout] test nfa::algos::kameda_weiner::algo::tests::perf_test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- nfa::algos::kameda_weiner::algo::tests::states_map_test1 stdout ----
[INFO] [stdout] thread 'nfa::algos::kameda_weiner::algo::tests::states_map_test1' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/graphviz_dot_builder-0.1.2/src/graph/print.rs:60:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55f22c6a9815 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55f22c6a9815 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55f22c6a9815 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55f22c6a9815 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55f22c6d0e5b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55f22c6d0e5b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55f22c6a704f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55f22c6a95ee - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55f22c6a95ee - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55f22c6ab019 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55f22c6aacde - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55f22c65f45a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55f22c65f45a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55f22c6ab61b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55f22c6ab61b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55f22c6ab394 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55f22c6a9cd9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55f22c6ab0c7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55f22c59e8b3 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55f22c59ede6 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x55f22c67667f - core::result::Result<T,E>::unwrap::hd6dd28debc89c979
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x55f22c67667f - graphviz_dot_builder::graph::print::<impl graphviz_dot_builder::traits::DotPrintable for graphviz_dot_builder::graph::graph::GraphVizDiGraph>::print_dot::hf536b9f0535b63bc
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/graphviz_dot_builder-0.1.2/src/graph/print.rs:60:28
[INFO] [stdout]   22:     0x55f22c620ec3 - autour_core::nfa::algos::kameda_weiner::algo::draw_kameda_weiner_process::h23c60834261ef565
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]   23:     0x55f22c5f5b6e - autour_core::nfa::algos::kameda_weiner::algo::tests::states_map_test1::h8754e87681ee57da
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nfa/algos/kameda_weiner/algo.rs:277:9
[INFO] [stdout]   24:     0x55f22c5f5707 - autour_core::nfa::algos::kameda_weiner::algo::tests::states_map_test1::{{closure}}::h72b761f852e5bd77
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nfa/algos/kameda_weiner/algo.rs:271:26
[INFO] [stdout]   25:     0x55f22c613bf6 - core::ops::function::FnOnce::call_once::h638f708ebf42f4f1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55f22c663e3b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x55f22c663e3b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   28:     0x55f22c663541 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   29:     0x55f22c663541 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x55f22c663541 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   31:     0x55f22c663541 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   32:     0x55f22c663541 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   33:     0x55f22c663541 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   34:     0x55f22c663541 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   35:     0x55f22c62bf04 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   36:     0x55f22c62bf04 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   37:     0x55f22c630932 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   38:     0x55f22c630932 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x55f22c630932 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   40:     0x55f22c630932 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   41:     0x55f22c630932 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   42:     0x55f22c630932 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   43:     0x55f22c630932 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x55f22c6af8eb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   45:     0x55f22c6af8eb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   46:     0x55f22c6af8eb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7f77532c9ac3 - <unknown>
[INFO] [stdout]   48:     0x7f775335aa04 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     nfa::algos::kameda_weiner::algo::tests::states_map_test1
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "056b4e06436e1f72ff76846e7bd831c3ffc2a0cdd6cc4a0fd59d8c51c8c23406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "056b4e06436e1f72ff76846e7bd831c3ffc2a0cdd6cc4a0fd59d8c51c8c23406", kill_on_drop: false }`
[INFO] [stdout] 056b4e06436e1f72ff76846e7bd831c3ffc2a0cdd6cc4a0fd59d8c51c8c23406
[INFO] testing autour_core-0.1.10 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate autour_core 0.1.10 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate autour_core 0.1.10 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autour_core 0.1.10
[INFO] finished tweaking crates.io crate autour_core 0.1.10
[INFO] tweaked toml for crates.io crate autour_core 0.1.10 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd8865889b40a289268bf56bb46e2100b29ba5831db7ee4e2e9bdbeb7ae6d058
[INFO] running `Command { std: "docker" "start" "-a" "cd8865889b40a289268bf56bb46e2100b29ba5831db7ee4e2e9bdbeb7ae6d058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd8865889b40a289268bf56bb46e2100b29ba5831db7ee4e2e9bdbeb7ae6d058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8865889b40a289268bf56bb46e2100b29ba5831db7ee4e2e9bdbeb7ae6d058", kill_on_drop: false }`
[INFO] [stdout] cd8865889b40a289268bf56bb46e2100b29ba5831db7ee4e2e9bdbeb7ae6d058
[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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d73a6820b9c3eef8cc437c59c75c8d2ee8bb021a5578c38732e772501d8d6ed
[INFO] running `Command { std: "docker" "start" "-a" "9d73a6820b9c3eef8cc437c59c75c8d2ee8bb021a5578c38732e772501d8d6ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling graphviz_dot_builder v0.1.2
[INFO] [stderr]    Compiling autour_core v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nfa/implem/build.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hide_alphabet`
[INFO] [stdout]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[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] 
[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<Self,AutError<Letter>> {
[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:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<R: RangeBounds<usize>>(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<usize>,
[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<HashSet<usize>,AutError<Letter>> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_alphabet`
[INFO] [stdout]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub_term`
[INFO] [stdout]   --> src/bre/term.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[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)]` 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: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stdout] 139 | |                          "orig",
[INFO] [stdout] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stdout] 142 | |                        "sm",
[INFO] [stdout] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stdout]     | |__________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stdout] 145 | |                         "rsm",
[INFO] [stdout] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stdout] 148 | |                         "min",
[INFO] [stdout] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stdout] 202 | |                            &name,
[INFO] [stdout] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/bre/term.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "9d73a6820b9c3eef8cc437c59c75c8d2ee8bb021a5578c38732e772501d8d6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d73a6820b9c3eef8cc437c59c75c8d2ee8bb021a5578c38732e772501d8d6ed", kill_on_drop: false }`
[INFO] [stdout] 9d73a6820b9c3eef8cc437c59c75c8d2ee8bb021a5578c38732e772501d8d6ed
[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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac92790fbea29f039b55b32f1df04589caf26c5bb7ed79f633b7401b4b4f0b22
[INFO] running `Command { std: "docker" "start" "-a" "ac92790fbea29f039b55b32f1df04589caf26c5bb7ed79f633b7401b4b4f0b22", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nfa/implem/build.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hide_alphabet`
[INFO] [stdout]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[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] 
[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<Self,AutError<Letter>> {
[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:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<R: RangeBounds<usize>>(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<usize>,
[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<HashSet<usize>,AutError<Letter>> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_alphabet`
[INFO] [stdout]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub_term`
[INFO] [stdout]   --> src/bre/term.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[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)]` 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: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stdout] 139 | |                          "orig",
[INFO] [stdout] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stdout] 142 | |                        "sm",
[INFO] [stdout] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stdout]     | |__________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stdout] 145 | |                         "rsm",
[INFO] [stdout] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stdout] 148 | |                         "min",
[INFO] [stdout] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stdout] 202 | |                            &name,
[INFO] [stdout] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/bre/term.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling autour_core v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/nfa/implem/build.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dfa`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:258:14
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dfa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sm`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:258:18
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_sm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rsm`
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_rsm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hide_alphabet`
[INFO] [stdout]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[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] 
[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<Self,AutError<Letter>> {
[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:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<Self,AutError<Letter>> {
[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<R: RangeBounds<usize>>(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<usize>,
[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<HashSet<usize>,AutError<Letter>> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_alphabet`
[INFO] [stdout]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub_term`
[INFO] [stdout]   --> src/bre/term.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[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)]` 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: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stdout] 139 | |                          "orig",
[INFO] [stdout] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stdout] 142 | |                        "sm",
[INFO] [stdout] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stdout]     | |__________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stdout] 145 | |                         "rsm",
[INFO] [stdout] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stdout] 148 | |                         "min",
[INFO] [stdout] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stdout] 202 | |                            &name,
[INFO] [stdout] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stdout]     | |______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/bre/term.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "ac92790fbea29f039b55b32f1df04589caf26c5bb7ed79f633b7401b4b4f0b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac92790fbea29f039b55b32f1df04589caf26c5bb7ed79f633b7401b4b4f0b22", kill_on_drop: false }`
[INFO] [stdout] ac92790fbea29f039b55b32f1df04589caf26c5bb7ed79f633b7401b4b4f0b22
[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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fd599a31a3f0d342afd68b5d4c9eab40e6bd7963e7c988d64babdb29c070eca
[INFO] running `Command { std: "docker" "start" "-a" "2fd599a31a3f0d342afd68b5d4c9eab40e6bd7963e7c988d64babdb29c070eca", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/nfa/implem/build.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn repeat(mut self, num : usize) -> Self {
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/states_map.rs:205:22
[INFO] [stderr]     |
[INFO] [stderr] 205 |         for (row_id, row) in self.matrix_map_to_nfa_states.iter().enumerate() {
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hide_alphabet`
[INFO] [stderr]   --> src/nfait/implem/letter.rs:52:27
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn hide_letters(self, hide_alphabet : bool, should_hide: &dyn Fn(&Letter) -> bool) -> Self {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hide_alphabet`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/access.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn make_accessible(mut self) -> Self {
[INFO] [stderr]    |                        ----^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:26:14
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn unite(mut self, other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |              ----^^^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:30:34
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn concatenate(mut self, mut other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn concatenate(mut self, mut other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                    ----^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:30:30
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn concatenate(mut self, mut other: Self) -> Result<Self,AutError<Letter>> {
[INFO] [stderr]    |                              ----^^^^^
[INFO] [stderr]    |                              |
[INFO] [stderr]    |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn repeat(self, num : usize) -> Self {
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:38:15
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn kleene(mut self) -> Self {
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:42:26
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn at_most(mut self, num: usize) -> Self {
[INFO] [stderr]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gnfa/implem/build.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn at_most(mut self, num: usize) -> Self {
[INFO] [stderr]    |                ----^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn at_least(self, num: usize) -> Self {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/gnfa/implem/build.rs:50:50
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn repeat_range<R: RangeBounds<usize>>(self, r: R) -> Self {
[INFO] [stderr]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `active_states`
[INFO] [stderr]   --> src/gnfa/implem/run.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |                       active_states: &HashSet<usize>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_states`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `letter`
[INFO] [stderr]   --> src/gnfa/implem/run.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |                       letter: &Letter) ->  Result<HashSet<usize>,AutError<Letter>> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_alphabet`
[INFO] [stderr]   --> src/gnfa/implem/letter.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 | ...                   new_alphabet: HashSet<Letter>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_alphabet`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sub_term`
[INFO] [stderr]   --> src/bre/term.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |             TermBRE::Kleene(sub_term) => false
[INFO] [stderr]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_term`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SYNTAX_WILDCARD_HASHTAG` is never used
[INFO] [stderr]   --> src/printers/commons.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SYNTAX_WILDCARD_HASHTAG : &str = "#";
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SYNTAX_CONCATENATION_DOT` is never used
[INFO] [stderr]   --> src/printers/commons.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const SYNTAX_CONCATENATION_DOT : &str = ".";
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | /     orig_graph.print_dot(parent_folder,
[INFO] [stderr] 139 | |                          "orig",
[INFO] [stderr] 140 | |                          &GraphVizOutputFormat::png);
[INFO] [stderr]     | |____________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let _ = orig_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 | /     sm_graph.print_dot(parent_folder,
[INFO] [stderr] 142 | |                        "sm",
[INFO] [stderr] 143 | |                        &GraphVizOutputFormat::png);
[INFO] [stderr]     | |__________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let _ = sm_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 | /     rsm_graph.print_dot(parent_folder,
[INFO] [stderr] 145 | |                         "rsm",
[INFO] [stderr] 146 | |                         &GraphVizOutputFormat::png);
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let _ = rsm_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 | /     min_graph.print_dot(parent_folder,
[INFO] [stderr] 148 | |                         "min",
[INFO] [stderr] 149 | |                         &GraphVizOutputFormat::png);
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 147 |     let _ = min_graph.print_dot(parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 201 | /     bridge_graph.print_dot(&parent_folder,
[INFO] [stderr] 202 | |                            &name,
[INFO] [stderr] 203 | |                            &GraphVizOutputFormat::svg);
[INFO] [stderr]     | |______________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 201 |     let _ = bridge_graph.print_dot(&parent_folder,
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Map` that must be used
[INFO] [stderr]   --> src/bre/term.rs:93:17
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 let _ = sub2.into_iter().map(|t| sub1.insert(t));
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dfa`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:258:14
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dfa`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sm`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:258:18
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stderr]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_sm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rsm`
[INFO] [stderr]    --> src/nfa/algos/kameda_weiner/algo.rs:258:21
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (dfa,sm,rsm,legit) = kameda_weiner_algorithm(&nfa);
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_rsm`
[INFO] [stderr] 
[INFO] [stderr] warning: `autour_core` (lib) generated 27 warnings (run `cargo fix --lib -p autour_core` to apply 7 suggestions)
[INFO] [stderr] warning: `autour_core` (lib test) generated 30 warnings (27 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/autour_core-7085d8a36e631c84)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test nfa::algos::kameda_weiner::algo::tests::states_map_test1 ... FAILED
[INFO] [stdout] test nfa::algos::kameda_weiner::algo::tests::perf_test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- nfa::algos::kameda_weiner::algo::tests::states_map_test1 stdout ----
[INFO] [stdout] thread 'nfa::algos::kameda_weiner::algo::tests::states_map_test1' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/graphviz_dot_builder-0.1.2/src/graph/print.rs:60:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555b1b7b1855 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x555b1b7b1855 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555b1b7b1855 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x555b1b7b1855 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x555b1b7d8e3b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x555b1b7d8e3b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x555b1b7af13f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x555b1b7b162e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x555b1b7b162e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x555b1b7b2f99 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x555b1b7b2cec - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x555b1b7674cf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x555b1b7674cf - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x555b1b7b359b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x555b1b7b359b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x555b1b7b3314 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x555b1b7b1d19 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x555b1b7b3047 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x555b1b6a6893 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x555b1b6a6dc6 - core::result::unwrap_failed::h52f3bbb78b59f71d
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x555b1b78334f - core::result::Result<T,E>::unwrap::h5de82d4fd00828ba
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x555b1b78334f - graphviz_dot_builder::graph::print::<impl graphviz_dot_builder::traits::DotPrintable for graphviz_dot_builder::graph::graph::GraphVizDiGraph>::print_dot::h23397f709d8e5077
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/graphviz_dot_builder-0.1.2/src/graph/print.rs:60:28
[INFO] [stdout]   22:     0x555b1b723103 - autour_core::nfa::algos::kameda_weiner::algo::draw_kameda_weiner_process::hb47ea8e765ebfb53
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nfa/algos/kameda_weiner/algo.rs:138:5
[INFO] [stdout]   23:     0x555b1b71acee - autour_core::nfa::algos::kameda_weiner::algo::tests::states_map_test1::hc12c8d92fe162c73
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nfa/algos/kameda_weiner/algo.rs:277:9
[INFO] [stdout]   24:     0x555b1b71a887 - autour_core::nfa::algos::kameda_weiner::algo::tests::states_map_test1::{{closure}}::h23f0bd3de7cb2fa9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nfa/algos/kameda_weiner/algo.rs:271:26
[INFO] [stdout]   25:     0x555b1b700de6 - core::ops::function::FnOnce::call_once::h50e1430f3e01afbc
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x555b1b76bdeb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x555b1b76bdeb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   28:     0x555b1b76b4b1 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   29:     0x555b1b76b4b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x555b1b76b4b1 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   31:     0x555b1b76b4b1 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   32:     0x555b1b76b4b1 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   33:     0x555b1b76b4b1 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   34:     0x555b1b76b4b1 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   35:     0x555b1b733e84 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   36:     0x555b1b733e84 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   37:     0x555b1b738952 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   38:     0x555b1b738952 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x555b1b738952 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   40:     0x555b1b738952 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   41:     0x555b1b738952 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   42:     0x555b1b738952 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   43:     0x555b1b738952 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x555b1b7b785b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   45:     0x555b1b7b785b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   46:     0x555b1b7b785b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7fec4d039ac3 - <unknown>
[INFO] [stdout]   48:     0x7fec4d0caa04 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     nfa::algos::kameda_weiner::algo::tests::states_map_test1
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "2fd599a31a3f0d342afd68b5d4c9eab40e6bd7963e7c988d64babdb29c070eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd599a31a3f0d342afd68b5d4c9eab40e6bd7963e7c988d64babdb29c070eca", kill_on_drop: false }`
[INFO] [stdout] 2fd599a31a3f0d342afd68b5d4c9eab40e6bd7963e7c988d64babdb29c070eca
