[INFO] cloning repository https://github.com/wormtql/rusty-parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wormtql/rusty-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwormtql%2Frusty-parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwormtql%2Frusty-parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6b89732ee14c9ee5ed1f9eead2e8d7838cd850d0 [INFO] testing wormtql/rusty-parser against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwormtql%2Frusty-parser" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wormtql/rusty-parser on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wormtql/rusty-parser [INFO] finished tweaking git repo https://github.com/wormtql/rusty-parser [INFO] tweaked toml for git repo https://github.com/wormtql/rusty-parser written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/wormtql/rusty-parser already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded csv v1.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6de4d4d5f57ee70abad669ced04dea4e190935894d75964a3b03fb4ba3a49c5b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6de4d4d5f57ee70abad669ced04dea4e190935894d75964a3b03fb4ba3a49c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6de4d4d5f57ee70abad669ced04dea4e190935894d75964a3b03fb4ba3a49c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de4d4d5f57ee70abad669ced04dea4e190935894d75964a3b03fb4ba3a49c5b", kill_on_drop: false }` [INFO] [stdout] 6de4d4d5f57ee70abad669ced04dea4e190935894d75964a3b03fb4ba3a49c5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 812a5563aa35f19f78800798f8d0053ad7403ceb6326ca6699aae5a35074d4c9 [INFO] running `Command { std: "docker" "start" "-a" "812a5563aa35f19f78800798f8d0053ad7403ceb6326ca6699aae5a35074d4c9", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling encode_unicode v0.3.6 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling bstr v0.2.12 [INFO] [stderr] Compiling serde_json v1.0.51 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling prettytable-rs v0.8.0 [INFO] [stderr] Compiling grammar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/ll_table/mod.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NonLeafNode` [INFO] [stdout] --> src/ll_table/mod.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::parse_tree::{ParseTree, NonLeafNode}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/lr_table/mod.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/lr_table/lalr_table.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/lr0/lr0_item_set_family.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/lr0/lr0_item_set_family.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VecDeque` [INFO] [stdout] --> src/lr1/lr1_item_set_family.rs:7:33 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::{HashMap, VecDeque}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/lr1/lr1_item_set_family.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::lr1_item_set::LR1ItemSet` [INFO] [stdout] --> src/lr1/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use self::lr1_item_set::LR1ItemSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::grammar::letter::Letter` [INFO] [stdout] --> src/parse_tree/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::grammar::letter::Letter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActionTableItem`, `LRTable` [INFO] [stdout] --> src/parse_tree/mod.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::lr_table::{LRTable, ActionTableItem}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenStream` [INFO] [stdout] --> src/parse_tree/mod.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils` [INFO] [stdout] --> src/automaton/dfa.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | 'bigloop: loop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | 'everysplit: for p in split.iter() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | 'everyletter: for letter in self.letters.iter() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils` [INFO] [stdout] --> src/optimization/du.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tree_stack` [INFO] [stdout] --> src/ll_table/mod.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut tree_stack: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lr1/mod.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | for (i, item_set) in data.item_sets.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/optimization/dominant.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | for i in 0..lines.len() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `uses` [INFO] [stdout] --> src/optimization/ud.rs:56:27 [INFO] [stdout] | [INFO] [stdout] 56 | for (point, left, uses) in block.iter() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_uses` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/grammar/letter.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut temp = match 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: variable does not need to be mutable [INFO] [stdout] --> src/ll_table/mod.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut tree_stack: Vec = Vec::new(); [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/lr_table/mod.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/mod.rs:292:13 [INFO] [stdout] | [INFO] [stdout] 292 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/lalr_table.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr0/lr0_item_set_family.rs:115:17 [INFO] [stdout] | [INFO] [stdout] 115 | let mut shuffle = &mut signs[..]; [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/lr1/lr1_item_set_family.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | let mut shuffle = &mut signs[..]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parse_tree/mod.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | state.serialize_field("children", &n.children); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 29 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::lr_table::LRTable` [INFO] [stdout] --> src/bin/exam.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use grammar::lr_table::LRTable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::parse_tree::ParseTree` [INFO] [stdout] --> src/bin/exam.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use grammar::parse_tree::ParseTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/bin/exam.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/bin/exam.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::first_follow_set::FirstFollowSet` [INFO] [stdout] --> src/bin/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use grammar::first_follow_set::FirstFollowSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::lr0::lr0_item_set_family::LR0ItemSetFamily` [INFO] [stdout] --> src/bin/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use grammar::lr0::lr0_item_set_family::LR0ItemSetFamily; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::lr1::lr1_item_set_family::LR1ItemSetFamily` [INFO] [stdout] --> src/bin/parser.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use grammar::lr1::lr1_item_set_family::LR1ItemSetFamily; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `lalr1`, `ll1` [INFO] [stdout] --> src/bin/parser.rs:11:26 [INFO] [stdout] | [INFO] [stdout] 11 | use grammar::{lr0, slr1, ll1, lr1, lalr1}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::parse_tree::ParseTree` [INFO] [stdout] --> src/bin/parser.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use grammar::parse_tree::ParseTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/parser.rs:173:17 [INFO] [stdout] | [INFO] [stdout] 173 | let mut grammar = Grammar::from_advanced_file(&f).unwrap(); [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 `Result` that must be used [INFO] [stdout] --> src/bin/parser.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | file.write_all(serialized.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/parser.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | outf.write_all(json.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/bin/exam.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parse_tree` [INFO] [stdout] --> src/bin/exam.rs:360:14 [INFO] [stdout] | [INFO] [stdout] 360 | let (parse_tree, table) = ll_table.analysis_with_process(&token_stream, g.origin.clone()); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_tree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/exam.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | io::stdin().read_line(&mut input); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.90s [INFO] running `Command { std: "docker" "inspect" "812a5563aa35f19f78800798f8d0053ad7403ceb6326ca6699aae5a35074d4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "812a5563aa35f19f78800798f8d0053ad7403ceb6326ca6699aae5a35074d4c9", kill_on_drop: false }` [INFO] [stdout] 812a5563aa35f19f78800798f8d0053ad7403ceb6326ca6699aae5a35074d4c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a01093d2466bc9dc54f079857018e6a09bc11f749c6c4bbd320585a5fe2d350 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9a01093d2466bc9dc54f079857018e6a09bc11f749c6c4bbd320585a5fe2d350", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/ll_table/mod.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NonLeafNode` [INFO] [stdout] --> src/ll_table/mod.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::parse_tree::{ParseTree, NonLeafNode}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/lr_table/mod.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/lr_table/lalr_table.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/lr0/lr0_item_set_family.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/lr0/lr0_item_set_family.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VecDeque` [INFO] [stdout] --> src/lr1/lr1_item_set_family.rs:7:33 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::{HashMap, VecDeque}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/lr1/lr1_item_set_family.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::lr1_item_set::LR1ItemSet` [INFO] [stdout] --> src/lr1/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use self::lr1_item_set::LR1ItemSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::grammar::letter::Letter` [INFO] [stdout] --> src/parse_tree/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::grammar::letter::Letter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActionTableItem`, `LRTable` [INFO] [stdout] --> src/parse_tree/mod.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::lr_table::{LRTable, ActionTableItem}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenStream` [INFO] [stdout] --> src/parse_tree/mod.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils` [INFO] [stdout] --> src/automaton/dfa.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | 'bigloop: loop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | 'everysplit: for p in split.iter() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | 'everyletter: for letter in self.letters.iter() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils` [INFO] [stdout] --> src/optimization/du.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tree_stack` [INFO] [stdout] --> src/ll_table/mod.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut tree_stack: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lr1/mod.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | for (i, item_set) in data.item_sets.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/optimization/dominant.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | for i in 0..lines.len() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `uses` [INFO] [stdout] --> src/optimization/ud.rs:56:27 [INFO] [stdout] | [INFO] [stdout] 56 | for (point, left, uses) in block.iter() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_uses` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/grammar/letter.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut temp = match 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: variable does not need to be mutable [INFO] [stdout] --> src/ll_table/mod.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut tree_stack: Vec = Vec::new(); [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/lr_table/mod.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/mod.rs:292:13 [INFO] [stdout] | [INFO] [stdout] 292 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/lalr_table.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr0/lr0_item_set_family.rs:115:17 [INFO] [stdout] | [INFO] [stdout] 115 | let mut shuffle = &mut signs[..]; [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/lr1/lr1_item_set_family.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | let mut shuffle = &mut signs[..]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parse_tree/mod.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | state.serialize_field("children", &n.children); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 29 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling grammar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `grammar::first_follow_set::FirstFollowSet` [INFO] [stdout] --> src/bin/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use grammar::first_follow_set::FirstFollowSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::lr0::lr0_item_set_family::LR0ItemSetFamily` [INFO] [stdout] --> src/bin/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use grammar::lr0::lr0_item_set_family::LR0ItemSetFamily; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::lr1::lr1_item_set_family::LR1ItemSetFamily` [INFO] [stdout] --> src/bin/parser.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use grammar::lr1::lr1_item_set_family::LR1ItemSetFamily; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `lalr1`, `ll1` [INFO] [stdout] --> src/bin/parser.rs:11:26 [INFO] [stdout] | [INFO] [stdout] 11 | use grammar::{lr0, slr1, ll1, lr1, lalr1}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::parse_tree::ParseTree` [INFO] [stdout] --> src/bin/parser.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use grammar::parse_tree::ParseTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/parser.rs:173:17 [INFO] [stdout] | [INFO] [stdout] 173 | let mut grammar = Grammar::from_advanced_file(&f).unwrap(); [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 `Result` that must be used [INFO] [stdout] --> src/bin/parser.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | file.write_all(serialized.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/parser.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | outf.write_all(json.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::lr_table::LRTable` [INFO] [stdout] --> src/bin/exam.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use grammar::lr_table::LRTable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `grammar::parse_tree::ParseTree` [INFO] [stdout] --> src/bin/exam.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use grammar::parse_tree::ParseTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/bin/exam.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/bin/exam.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/bin/exam.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parse_tree` [INFO] [stdout] --> src/bin/exam.rs:360:14 [INFO] [stdout] | [INFO] [stdout] 360 | let (parse_tree, table) = ll_table.analysis_with_process(&token_stream, g.origin.clone()); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_tree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/exam.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | io::stdin().read_line(&mut input); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/ll_table/mod.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NonLeafNode` [INFO] [stdout] --> src/ll_table/mod.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::parse_tree::{ParseTree, NonLeafNode}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/lr_table/mod.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/lr_table/lalr_table.rs:2:33 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/lr0/lr0_item_set_family.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/lr0/lr0_item_set_family.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VecDeque` [INFO] [stdout] --> src/lr1/lr1_item_set_family.rs:7:33 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::{HashMap, VecDeque}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/lr1/lr1_item_set_family.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::lr1_item_set::LR1ItemSet` [INFO] [stdout] --> src/lr1/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use self::lr1_item_set::LR1ItemSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::grammar::letter::Letter` [INFO] [stdout] --> src/parse_tree/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::grammar::letter::Letter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActionTableItem`, `LRTable` [INFO] [stdout] --> src/parse_tree/mod.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::lr_table::{LRTable, ActionTableItem}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenStream` [INFO] [stdout] --> src/parse_tree/mod.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::token::{TokenStream, Token}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils` [INFO] [stdout] --> src/automaton/dfa.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | 'bigloop: loop { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | 'everysplit: for p in split.iter() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/automaton/dfa.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | 'everyletter: for letter in self.letters.iter() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils` [INFO] [stdout] --> src/optimization/du.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tree_stack` [INFO] [stdout] --> src/ll_table/mod.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut tree_stack: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lr1/mod.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | for (i, item_set) in data.item_sets.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/optimization/dominant.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | for i in 0..lines.len() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `uses` [INFO] [stdout] --> src/optimization/ud.rs:56:27 [INFO] [stdout] | [INFO] [stdout] 56 | for (point, left, uses) in block.iter() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_uses` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/grammar/letter.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut temp = match 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: variable does not need to be mutable [INFO] [stdout] --> src/ll_table/mod.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut tree_stack: Vec = Vec::new(); [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/lr_table/mod.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/mod.rs:292:13 [INFO] [stdout] | [INFO] [stdout] 292 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/lalr_table.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr0/lr0_item_set_family.rs:115:17 [INFO] [stdout] | [INFO] [stdout] 115 | let mut shuffle = &mut signs[..]; [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/lr1/lr1_item_set_family.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | let mut shuffle = &mut signs[..]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parse_tree/mod.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | state.serialize_field("children", &n.children); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 29 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.77s [INFO] running `Command { std: "docker" "inspect" "9a01093d2466bc9dc54f079857018e6a09bc11f749c6c4bbd320585a5fe2d350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a01093d2466bc9dc54f079857018e6a09bc11f749c6c4bbd320585a5fe2d350", kill_on_drop: false }` [INFO] [stdout] 9a01093d2466bc9dc54f079857018e6a09bc11f749c6c4bbd320585a5fe2d350 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5dc6cdc3caf45f0ba6413dfbe4527c53079b4e1b90804fe8bbce80b0b94811a3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5dc6cdc3caf45f0ba6413dfbe4527c53079b4e1b90804fe8bbce80b0b94811a3", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/ll_table/mod.rs:3:33 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `NonLeafNode` [INFO] [stderr] --> src/ll_table/mod.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::parse_tree::{ParseTree, NonLeafNode}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/lr_table/mod.rs:3:33 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/lr_table/lalr_table.rs:2:33 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/lr0/lr0_item_set_family.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::thread_rng` [INFO] [stderr] --> src/lr0/lr0_item_set_family.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use rand::thread_rng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `VecDeque` [INFO] [stderr] --> src/lr1/lr1_item_set_family.rs:7:33 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::{HashMap, VecDeque}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::thread_rng` [INFO] [stderr] --> src/lr1/lr1_item_set_family.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use rand::thread_rng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::lr1_item_set::LR1ItemSet` [INFO] [stderr] --> src/lr1/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use self::lr1_item_set::LR1ItemSet; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::grammar::letter::Letter` [INFO] [stderr] --> src/parse_tree/mod.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::grammar::letter::Letter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ActionTableItem`, `LRTable` [INFO] [stderr] --> src/parse_tree/mod.rs:5:23 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::lr_table::{LRTable, ActionTableItem}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TokenStream` [INFO] [stderr] --> src/parse_tree/mod.rs:6:20 [INFO] [stderr] | [INFO] [stderr] 6 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::utils` [INFO] [stderr] --> src/automaton/dfa.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::utils; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/automaton/dfa.rs:124:9 [INFO] [stderr] | [INFO] [stderr] 124 | 'bigloop: loop { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_labels)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/automaton/dfa.rs:130:13 [INFO] [stderr] | [INFO] [stderr] 130 | 'everysplit: for p in split.iter() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/automaton/dfa.rs:131:17 [INFO] [stderr] | [INFO] [stderr] 131 | 'everyletter: for letter in self.letters.iter() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::utils` [INFO] [stderr] --> src/optimization/du.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::utils; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tree_stack` [INFO] [stderr] --> src/ll_table/mod.rs:80:17 [INFO] [stderr] | [INFO] [stderr] 80 | let mut tree_stack: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_stack` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lr1/mod.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | for (i, item_set) in data.item_sets.iter().enumerate() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/optimization/dominant.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | for i in 0..lines.len() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `uses` [INFO] [stderr] --> src/optimization/ud.rs:56:27 [INFO] [stderr] | [INFO] [stderr] 56 | for (point, left, uses) in block.iter() { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_uses` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar/letter.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let mut temp = match 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: variable does not need to be mutable [INFO] [stderr] --> src/ll_table/mod.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut tree_stack: Vec = Vec::new(); [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/lr_table/mod.rs:172:13 [INFO] [stderr] | [INFO] [stderr] 172 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/mod.rs:292:13 [INFO] [stderr] | [INFO] [stderr] 292 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/lalr_table.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr0/lr0_item_set_family.rs:115:17 [INFO] [stderr] | [INFO] [stderr] 115 | let mut shuffle = &mut signs[..]; [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/lr1/lr1_item_set_family.rs:109:17 [INFO] [stderr] | [INFO] [stderr] 109 | let mut shuffle = &mut signs[..]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/parse_tree/mod.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | state.serialize_field("children", &n.children); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 29 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/ll_table/mod.rs:3:33 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `NonLeafNode` [INFO] [stderr] --> src/ll_table/mod.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::parse_tree::{ParseTree, NonLeafNode}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/lr_table/mod.rs:3:33 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/lr_table/lalr_table.rs:2:33 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/lr0/lr0_item_set_family.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::thread_rng` [INFO] [stderr] --> src/lr0/lr0_item_set_family.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use rand::thread_rng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `VecDeque` [INFO] [stderr] --> src/lr1/lr1_item_set_family.rs:7:33 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::{HashMap, VecDeque}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::thread_rng` [INFO] [stderr] --> src/lr1/lr1_item_set_family.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use rand::thread_rng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::lr1_item_set::LR1ItemSet` [INFO] [stderr] --> src/lr1/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use self::lr1_item_set::LR1ItemSet; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::grammar::letter::Letter` [INFO] [stderr] --> src/parse_tree/mod.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::grammar::letter::Letter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ActionTableItem`, `LRTable` [INFO] [stderr] --> src/parse_tree/mod.rs:5:23 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::lr_table::{LRTable, ActionTableItem}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TokenStream` [INFO] [stderr] --> src/parse_tree/mod.rs:6:20 [INFO] [stderr] | [INFO] [stderr] 6 | use crate::token::{TokenStream, Token}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::utils` [INFO] [stderr] --> src/automaton/dfa.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::utils; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/automaton/dfa.rs:124:9 [INFO] [stderr] | [INFO] [stderr] 124 | 'bigloop: loop { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_labels)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/automaton/dfa.rs:130:13 [INFO] [stderr] | [INFO] [stderr] 130 | 'everysplit: for p in split.iter() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused label [INFO] [stderr] --> src/automaton/dfa.rs:131:17 [INFO] [stderr] | [INFO] [stderr] 131 | 'everyletter: for letter in self.letters.iter() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::utils` [INFO] [stderr] --> src/optimization/du.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::utils; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tree_stack` [INFO] [stderr] --> src/ll_table/mod.rs:80:17 [INFO] [stderr] | [INFO] [stderr] 80 | let mut tree_stack: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_stack` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lr1/mod.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | for (i, item_set) in data.item_sets.iter().enumerate() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/optimization/dominant.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | for i in 0..lines.len() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `uses` [INFO] [stderr] --> src/optimization/ud.rs:56:27 [INFO] [stderr] | [INFO] [stderr] 56 | for (point, left, uses) in block.iter() { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_uses` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar/letter.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let mut temp = match 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: variable does not need to be mutable [INFO] [stderr] --> src/ll_table/mod.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut tree_stack: Vec = Vec::new(); [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/lr_table/mod.rs:172:13 [INFO] [stderr] | [INFO] [stderr] 172 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/mod.rs:292:13 [INFO] [stderr] | [INFO] [stderr] 292 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr_table/lalr_table.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | let mut letter_stream: Vec = token_stream.stream.iter().map( [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/lr0/lr0_item_set_family.rs:115:17 [INFO] [stderr] | [INFO] [stderr] 115 | let mut shuffle = &mut signs[..]; [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/lr1/lr1_item_set_family.rs:109:17 [INFO] [stderr] | [INFO] [stderr] 109 | let mut shuffle = &mut signs[..]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/parse_tree/mod.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | state.serialize_field("children", &n.children); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 29 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `grammar::first_follow_set::FirstFollowSet` [INFO] [stderr] --> src/bin/parser.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use grammar::first_follow_set::FirstFollowSet; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `grammar::lr0::lr0_item_set_family::LR0ItemSetFamily` [INFO] [stderr] --> src/bin/parser.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use grammar::lr0::lr0_item_set_family::LR0ItemSetFamily; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `grammar::lr1::lr1_item_set_family::LR1ItemSetFamily` [INFO] [stderr] --> src/bin/parser.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use grammar::lr1::lr1_item_set_family::LR1ItemSetFamily; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `lalr1`, `ll1` [INFO] [stderr] --> src/bin/parser.rs:11:26 [INFO] [stderr] | [INFO] [stderr] 11 | use grammar::{lr0, slr1, ll1, lr1, lalr1}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `grammar::parse_tree::ParseTree` [INFO] [stderr] --> src/bin/parser.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use grammar::parse_tree::ParseTree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/parser.rs:173:17 [INFO] [stderr] | [INFO] [stderr] 173 | let mut grammar = Grammar::from_advanced_file(&f).unwrap(); [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 `Result` that must be used [INFO] [stderr] --> src/bin/parser.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | file.write_all(serialized.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bin/parser.rs:193:9 [INFO] [stderr] | [INFO] [stderr] 193 | outf.write_all(json.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `grammar::lr_table::LRTable` [INFO] [stderr] --> src/bin/exam.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use grammar::lr_table::LRTable; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `grammar::parse_tree::ParseTree` [INFO] [stderr] --> src/bin/exam.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use grammar::parse_tree::ParseTree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/bin/exam.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/bin/exam.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/bin/exam.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parse_tree` [INFO] [stderr] --> src/bin/exam.rs:360:14 [INFO] [stderr] | [INFO] [stderr] 360 | let (parse_tree, table) = ll_table.analysis_with_process(&token_stream, g.origin.clone()); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_tree` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bin/exam.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | io::stdin().read_line(&mut input); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/grammar-7150af4df43d7b87) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test grammar::letter::test::test_letter_1 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_2 ... ok [INFO] [stdout] test grammar::letter::test::test_letter_2 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_1 ... ok [INFO] [stdout] test grammar::letter::test::test_letter_3 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_3 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_4 ... ok [INFO] [stdout] test grammar::test::test_grammar_1 ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- grammar::test::test_grammar_1 stdout ---- [INFO] [stdout] thread 'grammar::test::test_grammar_1' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `rules: [INFO] [stdout] S -> Aa|a [INFO] [stdout] A -> ab|S [INFO] [stdout] origin: [INFO] [stdout] S [INFO] [stdout] terminals: [INFO] [stdout] b, A, |, a, S, [INFO] [stdout] non terminals: [INFO] [stdout] S, A, `, [INFO] [stdout] right: `rules: [INFO] [stdout] origin: [INFO] [stdout] . [INFO] [stdout] terminals: [INFO] [stdout] [INFO] [stdout] non terminals: [INFO] [stdout] `', src/grammar/mod.rs:267:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55df03458cb0 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55df03458cb0 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55df03458cb0 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55df03458cb0 - ::fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55df0347b48c - core[ee1ca6415511a9c4]::fmt::write [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x55df03455bf5 - as std[77c0456e0eb29f0c]::io::Write>::write_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x55df0345ae3b - std[77c0456e0eb29f0c]::sys_common::backtrace::_print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55df0345ae3b - std[77c0456e0eb29f0c]::sys_common::backtrace::print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55df0345ae3b - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55df0345a94c - std[77c0456e0eb29f0c]::panicking::default_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55df0345b4e1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55df0345afe7 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55df034591ac - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55df0345af49 - rust_begin_unwind [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55df033e74b1 - core[ee1ca6415511a9c4]::panicking::panic_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55df03479da8 - core[ee1ca6415511a9c4]::panicking::assert_failed_inner [INFO] [stdout] 16: 0x55df033eed2a - core[ee1ca6415511a9c4]::panicking::assert_failed:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x55df033f0fb2 - grammar[bebf4c1e65036a76]::grammar::test::test_grammar_1 [INFO] [stdout] at /opt/rustwide/workdir/src/grammar/mod.rs:267:9 [INFO] [stdout] 18: 0x55df033f0c9a - grammar[bebf4c1e65036a76]::grammar::test::test_grammar_1::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/grammar/mod.rs:261:5 [INFO] [stdout] 19: 0x55df033f38be - >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55df0341e043 - >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55df0341e043 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5 [INFO] [stdout] 22: 0x55df0341cb0c - + core[ee1ca6415511a9c4]::marker::Send> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 23: 0x55df0341cb0c - + core[ee1ca6415511a9c4]::marker::Send>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] 24: 0x55df0341cb0c - std[77c0456e0eb29f0c]::panicking::try::do_call:: + core[ee1ca6415511a9c4]::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x55df0341cb0c - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe + core[ee1ca6415511a9c4]::marker::Send>>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x55df0341cb0c - std[77c0456e0eb29f0c]::panic::catch_unwind:: + core[ee1ca6415511a9c4]::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 27: 0x55df0341cb0c - test[eeb9024d9ac7bc83]::run_test_in_process [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18 [INFO] [stdout] 28: 0x55df0341cb0c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x55df033fc7d2 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x55df033fc7d2 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x55df033fd0b8 - ::spawn_unchecked::::{closure#0}::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 32: 0x55df033fd0b8 - ::spawn_unchecked::{closure#0}::{closure#0}> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] 33: 0x55df033fd0b8 - std[77c0456e0eb29f0c]::panicking::try::do_call::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x55df033fd0b8 - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<::spawn_unchecked::{closure#0}::{closure#0}>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x55df033fd0b8 - std[77c0456e0eb29f0c]::panic::catch_unwind::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 36: 0x55df033fd0b8 - ::spawn_unchecked::::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 37: 0x55df033fd0b8 - <::spawn_unchecked::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55df0345ff97 - > as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 39: 0x55df0345ff97 - >> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 40: 0x55df0345ff97 - ::new::thread_start [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 41: 0x7f81ee475609 - start_thread [INFO] [stdout] 42: 0x7f81ee24d293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] grammar::test::test_grammar_1 [INFO] [stdout] [INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "5dc6cdc3caf45f0ba6413dfbe4527c53079b4e1b90804fe8bbce80b0b94811a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dc6cdc3caf45f0ba6413dfbe4527c53079b4e1b90804fe8bbce80b0b94811a3", kill_on_drop: false }` [INFO] [stdout] 5dc6cdc3caf45f0ba6413dfbe4527c53079b4e1b90804fe8bbce80b0b94811a3