[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#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwormtql%2Frusty-parser" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wormtql/rusty-parser on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4f1786c71354640b45cf2ac90a6fc1d1af228a2c5ced75943f3d2556a3d3e5d2 [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" "4f1786c71354640b45cf2ac90a6fc1d1af228a2c5ced75943f3d2556a3d3e5d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f1786c71354640b45cf2ac90a6fc1d1af228a2c5ced75943f3d2556a3d3e5d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f1786c71354640b45cf2ac90a6fc1d1af228a2c5ced75943f3d2556a3d3e5d2", kill_on_drop: false }` [INFO] [stdout] 4f1786c71354640b45cf2ac90a6fc1d1af228a2c5ced75943f3d2556a3d3e5d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6026dcbf353767bc8ab7ffc5b9eacdc8012d29be2610d0bd3599b6800838b856 [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" "6026dcbf353767bc8ab7ffc5b9eacdc8012d29be2610d0bd3599b6800838b856", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling encode_unicode v0.3.6 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling serde_derive 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:80:13 [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 `std::result::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::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: 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: 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 `std::result::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 `std::result::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 `std::result::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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.17s [INFO] running `Command { std: "docker" "inspect" "6026dcbf353767bc8ab7ffc5b9eacdc8012d29be2610d0bd3599b6800838b856", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6026dcbf353767bc8ab7ffc5b9eacdc8012d29be2610d0bd3599b6800838b856", kill_on_drop: false }` [INFO] [stdout] 6026dcbf353767bc8ab7ffc5b9eacdc8012d29be2610d0bd3599b6800838b856 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cdf6127f4e93c1967023ed38fc71bb1c6b963b3cd281e4e4c1aaf2b23063c3d [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" "6cdf6127f4e93c1967023ed38fc71bb1c6b963b3cd281e4e4c1aaf2b23063c3d", kill_on_drop: false }` [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:80:13 [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 `std::result::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::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: 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: 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 `std::result::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 `std::result::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 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: unused `std::result::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: unused variable: `tree_stack` [INFO] [stdout] --> src/ll_table/mod.rs:80:13 [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 `std::result::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 4.02s [INFO] running `Command { std: "docker" "inspect" "6cdf6127f4e93c1967023ed38fc71bb1c6b963b3cd281e4e4c1aaf2b23063c3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cdf6127f4e93c1967023ed38fc71bb1c6b963b3cd281e4e4c1aaf2b23063c3d", kill_on_drop: false }` [INFO] [stdout] 6cdf6127f4e93c1967023ed38fc71bb1c6b963b3cd281e4e4c1aaf2b23063c3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", 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] 6cdb618b0f4a8c1b40264e2d7e0ce32ffbffe4da05635f3c088721652077ca02 [INFO] running `Command { std: "docker" "start" "-a" "6cdb618b0f4a8c1b40264e2d7e0ce32ffbffe4da05635f3c088721652077ca02", 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:80:13 [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 `std::result::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::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 `std::result::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] 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 `std::result::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 `std::result::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: `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:80:13 [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 `std::result::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] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/grammar-67d634b3bf09ab81 [INFO] [stdout] running 8 tests [INFO] [stdout] test grammar::rule::test::test_rule_1 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_2 ... ok [INFO] [stdout] test grammar::letter::test::test_letter_1 ... ok [INFO] [stdout] test grammar::letter::test::test_letter_3 ... ok [INFO] [stdout] test grammar::letter::test::test_letter_2 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_3 ... ok [INFO] [stdout] test grammar::rule::test::test_rule_4 ... ok [INFO] [stderr] error: test failed, to rerun pass '--lib' [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] A, a, S, |, b, [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: 0x55f7e69609f5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55f7e69609f5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55f7e69609f5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55f7e69609f5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55f7e698866c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55f7e6907ed5 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55f7e695b0c1 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55f7e6963150 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55f7e6963150 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55f7e6963150 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55f7e6962e4a - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55f7e6963793 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55f7e696338b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x55f7e69632fb - std::panicking::begin_panic_fmt::hbb5e59697acc78ba [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 14: 0x55f7e68f9a31 - grammar::grammar::test::test_grammar_1::h7769f523ad842776 [INFO] [stdout] at src/grammar/mod.rs:267 [INFO] [stdout] 15: 0x55f7e68f968a - grammar::grammar::test::test_grammar_1::{{closure}}::h4010cd1b1da19016 [INFO] [stdout] at src/grammar/mod.rs:261 [INFO] [stdout] 16: 0x55f7e68fad4e - core::ops::function::FnOnce::call_once::hf9911470c82070e6 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 17: 0x55f7e692f44c - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 18: 0x55f7e692f44c - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x55f7e692f44c - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 20: 0x55f7e692f44c - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 21: 0x55f7e692f44c - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x55f7e692f44c - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x55f7e692f44c - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x55f7e69073c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x55f7e690c3b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x55f7e690c3b5 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x55f7e690c3b5 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 28: 0x55f7e690c3b5 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 29: 0x55f7e690c3b5 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x55f7e690c3b5 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x55f7e690c3b5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 32: 0x55f7e696996a - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 33: 0x55f7e696996a - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 34: 0x55f7e696996a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7fcd195ee609 - start_thread [INFO] [stdout] 36: 0x7fcd194fa103 - __clone [INFO] [stdout] 37: 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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6cdb618b0f4a8c1b40264e2d7e0ce32ffbffe4da05635f3c088721652077ca02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cdb618b0f4a8c1b40264e2d7e0ce32ffbffe4da05635f3c088721652077ca02", kill_on_drop: false }` [INFO] [stdout] 6cdb618b0f4a8c1b40264e2d7e0ce32ffbffe4da05635f3c088721652077ca02