[INFO] cloning repository https://github.com/Katkevich/rust_diff [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Katkevich/rust_diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatkevich%2Frust_diff", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatkevich%2Frust_diff'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d00bfcb995ab4c9ec5e63b0252c4baa3470d278 [INFO] testing Katkevich/rust_diff against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatkevich%2Frust_diff" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Katkevich/rust_diff on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Katkevich/rust_diff [INFO] finished tweaking git repo https://github.com/Katkevich/rust_diff [INFO] tweaked toml for git repo https://github.com/Katkevich/rust_diff written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Katkevich/rust_diff already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex v0.1.30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 799b257b1451f204f6293c0aea8d627ef37fe633264caf2bdb301b392c227bda [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" "799b257b1451f204f6293c0aea8d627ef37fe633264caf2bdb301b392c227bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "799b257b1451f204f6293c0aea8d627ef37fe633264caf2bdb301b392c227bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "799b257b1451f204f6293c0aea8d627ef37fe633264caf2bdb301b392c227bda", kill_on_drop: false }` [INFO] [stdout] 799b257b1451f204f6293c0aea8d627ef37fe633264caf2bdb301b392c227bda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92345031c563f9a9e964148b3bca04a4ed6897282b8d209aa7e1450db62aafb3 [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" "92345031c563f9a9e964148b3bca04a4ed6897282b8d209aa7e1450db62aafb3", kill_on_drop: false }` [INFO] [stderr] Compiling regex v0.1.30 [INFO] [stderr] Compiling rust_diff v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Lines` [INFO] [stdout] --> src/code_line.rs:1:36 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{ BufRead, BufReader, Lines }; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/code_line.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/code_line.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/code_line.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LineDiff` [INFO] [stdout] --> src/code_line.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use line_diff::{ LineDiff }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/diff_engine.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, `Lines` [INFO] [stdout] --> src/lcs.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{ BufRead, BufReader, Lines }; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/lcs.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::{ File }; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/lcs.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/lcs.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LineDiff` [INFO] [stdout] --> src/lcs.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use line_diff::{ LineDiff }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Diff` [INFO] [stdout] --> src/lcs.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use diff_type::{ Diff }; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CodeLine`, `Line` [INFO] [stdout] --> src/lcs.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use code_line::{ CodeLine, Line }; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Changes`, `LCS` [INFO] [stdout] --> src/main.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | use lcs::{ LCS, Changes }; [INFO] [stdout] | ^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Line` [INFO] [stdout] --> src/main.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | use code_line::{ CodeLine, Line }; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `diff_type::Diff` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use diff_type::Diff; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/lcs.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `special_symbols_iter` [INFO] [stdout] --> src/code_line.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let special_symbols_iter = special_symbol_regex.find_iter(self.code.as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_special_symbols_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line_last_idx` [INFO] [stdout] --> src/code_line.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let line_last_idx = self.code.len(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_last_idx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lcs_distance` [INFO] [stdout] --> src/diff_engine.rs:43:23 [INFO] [stdout] | [INFO] [stdout] 43 | let (lcs_inv, lcs_distance) = LCS::get_lcs_inverted(&self.source_lines, &self.target_lines); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lcs_distance` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `source_len` [INFO] [stdout] --> src/lcs.rs:104:104 [INFO] [stdout] | [INFO] [stdout] 104 | ...size, target_end: usize, source_len: usize, target_len: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target_len` [INFO] [stdout] --> src/lcs.rs:104:123 [INFO] [stdout] | [INFO] [stdout] 104 | ...size, source_len: usize, target_len: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `intervals` [INFO] [stdout] --> src/line_diff.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | intervals: Vec<(i32, i32)> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/line_diff.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new() -> LineDiff { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Changed` [INFO] [stdout] --> src/diff_type.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Changed(LineDiff), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.09s [INFO] running `Command { std: "docker" "inspect" "92345031c563f9a9e964148b3bca04a4ed6897282b8d209aa7e1450db62aafb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92345031c563f9a9e964148b3bca04a4ed6897282b8d209aa7e1450db62aafb3", kill_on_drop: false }` [INFO] [stdout] 92345031c563f9a9e964148b3bca04a4ed6897282b8d209aa7e1450db62aafb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50bca108baf26d95d9fc773c673f95d21efa18ea75fb8d66f1afce671ea9680a [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" "50bca108baf26d95d9fc773c673f95d21efa18ea75fb8d66f1afce671ea9680a", kill_on_drop: false }` [INFO] [stderr] Compiling rust_diff v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Lines` [INFO] [stdout] --> src/code_line.rs:1:36 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{ BufRead, BufReader, Lines }; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/code_line.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/code_line.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/code_line.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LineDiff` [INFO] [stdout] --> src/code_line.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use line_diff::{ LineDiff }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/diff_engine.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, `Lines` [INFO] [stdout] --> src/lcs.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{ BufRead, BufReader, Lines }; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/lcs.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::{ File }; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/lcs.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/lcs.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LineDiff` [INFO] [stdout] --> src/lcs.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use line_diff::{ LineDiff }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Diff` [INFO] [stdout] --> src/lcs.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use diff_type::{ Diff }; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CodeLine`, `Line` [INFO] [stdout] --> src/lcs.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use code_line::{ CodeLine, Line }; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::*` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::ops::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Changes`, `LCS` [INFO] [stdout] --> src/main.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | use lcs::{ LCS, Changes }; [INFO] [stdout] | ^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Line` [INFO] [stdout] --> src/main.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | use code_line::{ CodeLine, Line }; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `diff_type::Diff` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use diff_type::Diff; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/lcs.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `special_symbols_iter` [INFO] [stdout] --> src/code_line.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let special_symbols_iter = special_symbol_regex.find_iter(self.code.as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_special_symbols_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line_last_idx` [INFO] [stdout] --> src/code_line.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let line_last_idx = self.code.len(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_last_idx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lcs_distance` [INFO] [stdout] --> src/diff_engine.rs:43:23 [INFO] [stdout] | [INFO] [stdout] 43 | let (lcs_inv, lcs_distance) = LCS::get_lcs_inverted(&self.source_lines, &self.target_lines); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lcs_distance` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `source_len` [INFO] [stdout] --> src/lcs.rs:104:104 [INFO] [stdout] | [INFO] [stdout] 104 | ...size, target_end: usize, source_len: usize, target_len: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target_len` [INFO] [stdout] --> src/lcs.rs:104:123 [INFO] [stdout] | [INFO] [stdout] 104 | ...size, source_len: usize, target_len: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `intervals` [INFO] [stdout] --> src/line_diff.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | intervals: Vec<(i32, i32)> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/line_diff.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new() -> LineDiff { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Changed` [INFO] [stdout] --> src/diff_type.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Changed(LineDiff), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "50bca108baf26d95d9fc773c673f95d21efa18ea75fb8d66f1afce671ea9680a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50bca108baf26d95d9fc773c673f95d21efa18ea75fb8d66f1afce671ea9680a", kill_on_drop: false }` [INFO] [stdout] 50bca108baf26d95d9fc773c673f95d21efa18ea75fb8d66f1afce671ea9680a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c4776f0170b5bd0b48c2b84a1562769e2418c0ac154c302a3ebfba1552cab5b0 [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" "c4776f0170b5bd0b48c2b84a1562769e2418c0ac154c302a3ebfba1552cab5b0", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `Lines` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/code_line.rs:1:36 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 1 | use std::io::{ BufRead, BufReader, Lines }; [INFO] [stdout] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/code_line.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/code_line.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::*` [INFO] [stderr] --> src/code_line.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `LineDiff` [INFO] [stderr] --> src/code_line.rs:7:18 [INFO] [stderr] | [INFO] [stderr] 7 | use line_diff::{ LineDiff }; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::*` [INFO] [stderr] --> src/diff_engine.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::ops::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`, `Lines` [INFO] [stderr] --> src/lcs.rs:1:16 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{ BufRead, BufReader, Lines }; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `File` [INFO] [stderr] --> src/lcs.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs::{ File }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/lcs.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::*` [INFO] [stderr] --> src/lcs.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `LineDiff` [INFO] [stderr] --> src/lcs.rs:7:18 [INFO] [stderr] | [INFO] [stderr] 7 | use line_diff::{ LineDiff }; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Diff` [INFO] [stderr] --> src/lcs.rs:8:18 [INFO] [stderr] | [INFO] [stderr] 8 | use diff_type::{ Diff }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `CodeLine`, `Line` [INFO] [stderr] --> src/lcs.rs:9:18 [INFO] [stderr] | [INFO] [stderr] 9 | use code_line::{ CodeLine, Line }; [INFO] [stderr] | ^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::*` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::ops::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Changes`, `LCS` [INFO] [stderr] --> src/main.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | use lcs::{ LCS, Changes }; [INFO] [stderr] | ^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Line` [INFO] [stderr] --> src/main.rs:17:28 [INFO] [stderr] | [INFO] [stderr] 17 | use code_line::{ CodeLine, Line }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `diff_type::Diff` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use diff_type::Diff; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/lcs.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::iter::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `special_symbols_iter` [INFO] [stderr] --> src/code_line.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let special_symbols_iter = special_symbol_regex.find_iter(self.code.as_ref()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_special_symbols_iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line_last_idx` [INFO] [stderr] --> src/code_line.rs:60:13 [INFO] [stderr] | [INFO] [stderr] 60 | let line_last_idx = self.code.len(); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_last_idx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lcs_distance` [INFO] [stderr] --> src/diff_engine.rs:43:23 [INFO] [stderr] | [INFO] [stderr] 43 | let (lcs_inv, lcs_distance) = LCS::get_lcs_inverted(&self.source_lines, &self.target_lines); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lcs_distance` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source_len` [INFO] [stderr] --> src/lcs.rs:104:104 [INFO] [stderr] | [INFO] [stderr] 104 | ...size, target_end: usize, source_len: usize, target_len: usize) -> Vec { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `target_len` [INFO] [stderr] --> src/lcs.rs:104:123 [INFO] [stderr] | [INFO] [stderr] 104 | ...size, source_len: usize, target_len: usize) -> Vec { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_len` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `intervals` [INFO] [stderr] --> src/line_diff.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | intervals: Vec<(i32, i32)> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/line_diff.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn new() -> LineDiff { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Changed` [INFO] [stderr] --> src/diff_type.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Changed(LineDiff), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_diff` (bin "rust_diff" test) generated 26 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_diff-62408b17c40002f9) [INFO] running `Command { std: "docker" "inspect" "c4776f0170b5bd0b48c2b84a1562769e2418c0ac154c302a3ebfba1552cab5b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4776f0170b5bd0b48c2b84a1562769e2418c0ac154c302a3ebfba1552cab5b0", kill_on_drop: false }` [INFO] [stdout] c4776f0170b5bd0b48c2b84a1562769e2418c0ac154c302a3ebfba1552cab5b0