[INFO] cloning repository https://github.com/yamd1/wcr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yamd1/wcr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamd1%2Fwcr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamd1%2Fwcr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 705a8b63376e18997a2e12c86c0ec6cf8da4992f [INFO] checking yamd1/wcr against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamd1%2Fwcr" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/yamd1/wcr [INFO] finished tweaking git repo https://github.com/yamd1/wcr [INFO] tweaked toml for git repo https://github.com/yamd1/wcr written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/yamd1/wcr on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/yamd1/wcr already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2b890ecc493fab9d62be1e7d15c1b3c026e15314b446b2ddb61a6dc0b1c41a2 [INFO] running `Command { std: "docker" "start" "-a" "b2b890ecc493fab9d62be1e7d15c1b3c026e15314b446b2ddb61a6dc0b1c41a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2b890ecc493fab9d62be1e7d15c1b3c026e15314b446b2ddb61a6dc0b1c41a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2b890ecc493fab9d62be1e7d15c1b3c026e15314b446b2ddb61a6dc0b1c41a2", kill_on_drop: false }` [INFO] [stdout] b2b890ecc493fab9d62be1e7d15c1b3c026e15314b446b2ddb61a6dc0b1c41a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59ac79618ca76f63455ec020907b44c7995f87db057e19e566c68876233d11e2 [INFO] running `Command { std: "docker" "start" "-a" "59ac79618ca76f63455ec020907b44c7995f87db057e19e566c68876233d11e2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking strsim v0.11.0 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling assert_cmd v2.0.14 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking predicates v3.1.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking anstream v0.6.12 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking clap_builder v4.5.1 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking clap v4.5.1 [INFO] [stderr] Checking wcr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let mut num_bytes = file.read_line(&mut body)?; [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/lib.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let mut num_lines = body.lines().count(); [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/lib.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | let mut num_words = body.split_ascii_whitespace().count(); [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/lib.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | let mut num_chars = body.chars().count(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lines`, `words`, `bytes`, and `chars` are never read [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 13 | files: Vec, [INFO] [stdout] 14 | lines: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 15 | words: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 16 | bytes: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | chars: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bstr v1.9.1 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let mut num_bytes = file.read_line(&mut body)?; [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/lib.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let mut num_lines = body.lines().count(); [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/lib.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | let mut num_words = body.split_ascii_whitespace().count(); [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/lib.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | let mut num_chars = body.chars().count(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lines`, `words`, `bytes`, and `chars` are never read [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 13 | files: Vec, [INFO] [stdout] 14 | lines: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 15 | words: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 16 | bytes: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | chars: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.46s [INFO] running `Command { std: "docker" "inspect" "59ac79618ca76f63455ec020907b44c7995f87db057e19e566c68876233d11e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ac79618ca76f63455ec020907b44c7995f87db057e19e566c68876233d11e2", kill_on_drop: false }` [INFO] [stdout] 59ac79618ca76f63455ec020907b44c7995f87db057e19e566c68876233d11e2