[INFO] fetching crate knob 0.9.65... [INFO] testing knob-0.9.65 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate knob 0.9.65 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate knob 0.9.65 [INFO] finished tweaking crates.io crate knob 0.9.65 [INFO] tweaked toml for crates.io crate knob 0.9.65 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate knob 0.9.65 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate knob 0.9.65 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded once_cell v1.21.0 [INFO] [stderr] Downloaded toml_edit v0.22.24 [INFO] [stderr] Downloaded serde_spanned v0.6.8 [INFO] [stderr] Downloaded proc-macro2 v1.0.94 [INFO] [stderr] Downloaded toml v0.8.20 [INFO] [stderr] Downloaded quote v1.0.39 [INFO] [stderr] Downloaded indexmap v2.7.1 [INFO] [stderr] Downloaded winapi-util v0.1.9 [INFO] [stderr] Downloaded serde_json v1.0.140 [INFO] [stderr] Downloaded winnow v0.7.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 081928b762a2d1edd9a0766652e9972a6c0793a5d9a19232a91e8fcd7f9b8744 [INFO] running `Command { std: "docker" "start" "-a" "081928b762a2d1edd9a0766652e9972a6c0793a5d9a19232a91e8fcd7f9b8744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "081928b762a2d1edd9a0766652e9972a6c0793a5d9a19232a91e8fcd7f9b8744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "081928b762a2d1edd9a0766652e9972a6c0793a5d9a19232a91e8fcd7f9b8744", kill_on_drop: false }` [INFO] [stdout] 081928b762a2d1edd9a0766652e9972a6c0793a5d9a19232a91e8fcd7f9b8744 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12c78bde923ca1a5fb231fa44af8b42575c1386e93e4e630ba9aa6a3748907d2 [INFO] running `Command { std: "docker" "start" "-a" "12c78bde923ca1a5fb231fa44af8b42575c1386e93e4e630ba9aa6a3748907d2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling utf8parse v0.2.2 [INFO] [stderr] Compiling colorchoice v1.0.3 [INFO] [stderr] Compiling is_terminal_polyfill v1.70.1 [INFO] [stderr] Compiling anstyle-query v1.1.2 [INFO] [stderr] Compiling anstyle v1.0.10 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling clap_lex v0.7.4 [INFO] [stderr] Compiling winnow v0.7.3 [INFO] [stderr] Compiling anstyle-parse v0.2.6 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling anstream v0.6.18 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling clap_builder v4.5.31 [INFO] [stderr] Compiling quote v1.0.39 [INFO] [stderr] Compiling indexmap v2.7.1 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling clap_derive v4.5.28 [INFO] [stderr] Compiling clap v4.5.31 [INFO] [stderr] Compiling serde_spanned v0.6.8 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling toml_edit v0.22.24 [INFO] [stderr] Compiling toml v0.8.20 [INFO] [stderr] Compiling knob v0.9.65 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/buildsteps.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `toml::Value` [INFO] [stdout] --> src/compileutils.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use toml::Value; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::types::*` [INFO] [stdout] --> src/procutils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::types::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::consts` [INFO] [stdout] --> src/procutils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::env::consts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Component` and `Path` [INFO] [stdout] --> src/procutils.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::path::{Component, Path, PathBuf}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::*` [INFO] [stdout] --> src/procutils.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/types.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/buildsteps.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let mut compiler_args = [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/compileutils.rs:57:54 [INFO] [stdout] | [INFO] [stdout] 57 | .fold(Vec::new(), |mut acc, (x, y)| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/compileutils.rs:42:54 [INFO] [stdout] | [INFO] [stdout] 42 | .fold(Vec::new(), |mut acc, (x, y)| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `status` [INFO] [stdout] --> src/procutils.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | Ok(status) => return true, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/procutils.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | Err(e) => return false, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/procutils.rs:55:21 [INFO] [stdout] | [INFO] [stdout] 55 | let code = output.status.code().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let mut includes_args: Vec = includes [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/main.rs:120:21 [INFO] [stdout] | [INFO] [stdout] 120 | let mut isys_args = includes.iter().fold(Vec::new(), |mut a, i| { [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/main.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | let mut args = [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `platform` [INFO] [stdout] --> src/main.rs:49:28 [INFO] [stdout] | [INFO] [stdout] 49 | let (dirs, platform, shared, targets) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_platform` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dirs` [INFO] [stdout] --> src/main.rs:92:22 [INFO] [stdout] | [INFO] [stdout] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `platform` [INFO] [stdout] --> src/main.rs:92:28 [INFO] [stdout] | [INFO] [stdout] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_platform` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target` [INFO] [stdout] --> src/main.rs:92:46 [INFO] [stdout] | [INFO] [stdout] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target` [INFO] [stdout] --> src/main.rs:97:46 [INFO] [stdout] | [INFO] [stdout] 97 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sources` [INFO] [stdout] --> src/main.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | let sources = find_sources(&dirs.sources); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sources` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/main.rs:134:25 [INFO] [stdout] | [INFO] [stdout] 134 | let src = PathBuf::from(&command.file); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bin` [INFO] [stdout] --> src/main.rs:148:21 [INFO] [stdout] | [INFO] [stdout] 148 | let bin = compile( [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_bin` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.48s [INFO] running `Command { std: "docker" "inspect" "12c78bde923ca1a5fb231fa44af8b42575c1386e93e4e630ba9aa6a3748907d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12c78bde923ca1a5fb231fa44af8b42575c1386e93e4e630ba9aa6a3748907d2", kill_on_drop: false }` [INFO] [stdout] 12c78bde923ca1a5fb231fa44af8b42575c1386e93e4e630ba9aa6a3748907d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1136f7f83c7091c2307f244eb1c17767378d145a2061e9c63d006de5aa2ce1d6 [INFO] running `Command { std: "docker" "start" "-a" "1136f7f83c7091c2307f244eb1c17767378d145a2061e9c63d006de5aa2ce1d6", kill_on_drop: false }` [INFO] [stderr] Compiling knob v0.9.65 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/buildsteps.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `toml::Value` [INFO] [stdout] --> src/compileutils.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use toml::Value; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::types::*` [INFO] [stdout] --> src/procutils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::types::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::consts` [INFO] [stdout] --> src/procutils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::env::consts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Component` and `Path` [INFO] [stdout] --> src/procutils.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::path::{Component, Path, PathBuf}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::*` [INFO] [stdout] --> src/procutils.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/types.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/buildsteps.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let mut compiler_args = [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/compileutils.rs:57:54 [INFO] [stdout] | [INFO] [stdout] 57 | .fold(Vec::new(), |mut acc, (x, y)| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/compileutils.rs:42:54 [INFO] [stdout] | [INFO] [stdout] 42 | .fold(Vec::new(), |mut acc, (x, y)| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `status` [INFO] [stdout] --> src/procutils.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | Ok(status) => return true, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/procutils.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | Err(e) => return false, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/procutils.rs:55:21 [INFO] [stdout] | [INFO] [stdout] 55 | let code = output.status.code().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let mut includes_args: Vec = includes [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/main.rs:120:21 [INFO] [stdout] | [INFO] [stdout] 120 | let mut isys_args = includes.iter().fold(Vec::new(), |mut a, i| { [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/main.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | let mut args = [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `platform` [INFO] [stdout] --> src/main.rs:49:28 [INFO] [stdout] | [INFO] [stdout] 49 | let (dirs, platform, shared, targets) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_platform` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dirs` [INFO] [stdout] --> src/main.rs:92:22 [INFO] [stdout] | [INFO] [stdout] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `platform` [INFO] [stdout] --> src/main.rs:92:28 [INFO] [stdout] | [INFO] [stdout] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_platform` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target` [INFO] [stdout] --> src/main.rs:92:46 [INFO] [stdout] | [INFO] [stdout] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target` [INFO] [stdout] --> src/main.rs:97:46 [INFO] [stdout] | [INFO] [stdout] 97 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sources` [INFO] [stdout] --> src/main.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | let sources = find_sources(&dirs.sources); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sources` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/main.rs:134:25 [INFO] [stdout] | [INFO] [stdout] 134 | let src = PathBuf::from(&command.file); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bin` [INFO] [stdout] --> src/main.rs:148:21 [INFO] [stdout] | [INFO] [stdout] 148 | let bin = compile( [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_bin` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "1136f7f83c7091c2307f244eb1c17767378d145a2061e9c63d006de5aa2ce1d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1136f7f83c7091c2307f244eb1c17767378d145a2061e9c63d006de5aa2ce1d6", kill_on_drop: false }` [INFO] [stdout] 1136f7f83c7091c2307f244eb1c17767378d145a2061e9c63d006de5aa2ce1d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 83b3e50104bb8bdcabb1fd53605babc31f9fc49aebceee749489ce8a4734805b [INFO] running `Command { std: "docker" "start" "-a" "83b3e50104bb8bdcabb1fd53605babc31f9fc49aebceee749489ce8a4734805b", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/buildsteps.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `toml::Value` [INFO] [stderr] --> src/compileutils.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use toml::Value; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::types::*` [INFO] [stderr] --> src/procutils.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::types::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::consts` [INFO] [stderr] --> src/procutils.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::env::consts; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Component` and `Path` [INFO] [stderr] --> src/procutils.rs:5:17 [INFO] [stderr] | [INFO] [stderr] 5 | use std::path::{Component, Path, PathBuf}; [INFO] [stderr] | ^^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::*` [INFO] [stderr] --> src/procutils.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::time::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/types.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/buildsteps.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | let mut compiler_args = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/compileutils.rs:57:54 [INFO] [stderr] | [INFO] [stderr] 57 | .fold(Vec::new(), |mut acc, (x, y)| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/compileutils.rs:42:54 [INFO] [stderr] | [INFO] [stderr] 42 | .fold(Vec::new(), |mut acc, (x, y)| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status` [INFO] [stderr] --> src/procutils.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | Ok(status) => return true, [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/procutils.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | Err(e) => return false, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `code` [INFO] [stderr] --> src/procutils.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | let code = output.status.code().unwrap(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let mut includes_args: Vec = includes [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/main.rs:120:21 [INFO] [stderr] | [INFO] [stderr] 120 | let mut isys_args = includes.iter().fold(Vec::new(), |mut a, i| { [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/main.rs:186:21 [INFO] [stderr] | [INFO] [stderr] 186 | let mut args = [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `platform` [INFO] [stderr] --> src/main.rs:49:28 [INFO] [stderr] | [INFO] [stderr] 49 | let (dirs, platform, shared, targets) = parse_toml(&*toml); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_platform` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dirs` [INFO] [stderr] --> src/main.rs:92:22 [INFO] [stderr] | [INFO] [stderr] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `platform` [INFO] [stderr] --> src/main.rs:92:28 [INFO] [stderr] | [INFO] [stderr] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_platform` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `target` [INFO] [stderr] --> src/main.rs:92:46 [INFO] [stderr] | [INFO] [stderr] 92 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `target` [INFO] [stderr] --> src/main.rs:97:46 [INFO] [stderr] | [INFO] [stderr] 97 | let (dirs, platform, shared, target) = parse_toml(&*toml); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sources` [INFO] [stderr] --> src/main.rs:109:21 [INFO] [stderr] | [INFO] [stderr] 109 | let sources = find_sources(&dirs.sources); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sources` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `src` [INFO] [stderr] --> src/main.rs:134:25 [INFO] [stderr] | [INFO] [stderr] 134 | let src = PathBuf::from(&command.file); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bin` [INFO] [stderr] --> src/main.rs:148:21 [INFO] [stderr] | [INFO] [stderr] 148 | let bin = compile( [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_bin` [INFO] [stderr] [INFO] [stderr] warning: `knob` (bin "knob" test) generated 24 warnings (run `cargo fix --bin "knob" -p knob --tests` to apply 24 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/knob-334575d6908f4bc2) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "83b3e50104bb8bdcabb1fd53605babc31f9fc49aebceee749489ce8a4734805b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83b3e50104bb8bdcabb1fd53605babc31f9fc49aebceee749489ce8a4734805b", kill_on_drop: false }` [INFO] [stdout] 83b3e50104bb8bdcabb1fd53605babc31f9fc49aebceee749489ce8a4734805b