[INFO] fetching crate coutils 1.5.0...
[INFO] checking coutils-1.5.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate coutils 1.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate coutils 1.5.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coutils 1.5.0
[INFO] finished tweaking crates.io crate coutils 1.5.0
[INFO] tweaked toml for crates.io crate coutils 1.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caf69e66da477d8a20fcdd4aaf134c195726ee70166cc835d24edeabf1488652
[INFO] running `Command { std: "docker" "start" "-a" "caf69e66da477d8a20fcdd4aaf134c195726ee70166cc835d24edeabf1488652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf69e66da477d8a20fcdd4aaf134c195726ee70166cc835d24edeabf1488652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf69e66da477d8a20fcdd4aaf134c195726ee70166cc835d24edeabf1488652", kill_on_drop: false }`
[INFO] [stdout] caf69e66da477d8a20fcdd4aaf134c195726ee70166cc835d24edeabf1488652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3576b79c2e2878e083ab31a310130f58296a7438e403e6c582e68677378d4e61
[INFO] running `Command { std: "docker" "start" "-a" "3576b79c2e2878e083ab31a310130f58296a7438e403e6c582e68677378d4e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking getrandom v0.2.12
[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 chrono v0.4.37
[INFO] [stderr]     Checking coutils v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::int_utils::is_int`
[INFO] [stdout]  --> src/modules/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::int_utils::is_int;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::vec_utils::has_item`
[INFO] [stdout]   --> src/modules/tests.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use super::vec_utils::has_item;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::int_utils::raise_to`
[INFO] [stdout]   --> src/modules/tests.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use super::int_utils::raise_to;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::int_utils::parse_int`
[INFO] [stdout]   --> src/modules/tests.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use super::int_utils::parse_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::vec_utils::get_index`
[INFO] [stdout]   --> src/modules/tests.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use super::vec_utils::get_index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::vec_utils::has_index`
[INFO] [stdout]   --> src/modules/tests.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use super::vec_utils::has_index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::vec_utils::reverse_vec`
[INFO] [stdout]   --> src/modules/tests.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use super::vec_utils::reverse_vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::vec_utils::remove_last`
[INFO] [stdout]   --> src/modules/tests.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use super::vec_utils::remove_last;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::vec_utils::get_last_item`
[INFO] [stdout]   --> src/modules/tests.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use super::vec_utils::get_last_item;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::string_utils::clean_split`
[INFO] [stdout]   --> src/modules/tests.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | use super::string_utils::clean_split;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::metadata`
[INFO] [stdout]   --> src/modules/file_utils.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::fs::metadata;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::metadata`
[INFO] [stdout]   --> src/modules/file_utils.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::fs::metadata;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/dir_utils.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let mut dirs = match read_dir(dir) {
[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/modules/vec_utils.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut result: usize = match subject.iter().position(|s| s == item){
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/dir_utils.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let mut dirs = match read_dir(dir) {
[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/modules/vec_utils.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut result: usize = match subject.iter().position(|s| s == item){
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s
[INFO] running `Command { std: "docker" "inspect" "3576b79c2e2878e083ab31a310130f58296a7438e403e6c582e68677378d4e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3576b79c2e2878e083ab31a310130f58296a7438e403e6c582e68677378d4e61", kill_on_drop: false }`
[INFO] [stdout] 3576b79c2e2878e083ab31a310130f58296a7438e403e6c582e68677378d4e61