[INFO] cloning repository https://github.com/yring-me/Rust_Shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yring-me/Rust_Shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyring-me%2FRust_Shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyring-me%2FRust_Shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d4b81337a4897b1904831df9ec76f006925ab79
[INFO] checking yring-me/Rust_Shell against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyring-me%2FRust_Shell" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yring-me/Rust_Shell
[INFO] finished tweaking git repo https://github.com/yring-me/Rust_Shell
[INFO] tweaked toml for git repo https://github.com/yring-me/Rust_Shell written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yring-me/Rust_Shell on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yring-me/Rust_Shell 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e59d433f84220ced7f7c439261f34f929d08abf6ab3d36409e58690c7b4d98db
[INFO] running `Command { std: "docker" "start" "-a" "e59d433f84220ced7f7c439261f34f929d08abf6ab3d36409e58690c7b4d98db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e59d433f84220ced7f7c439261f34f929d08abf6ab3d36409e58690c7b4d98db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59d433f84220ced7f7c439261f34f929d08abf6ab3d36409e58690c7b4d98db", kill_on_drop: false }`
[INFO] [stdout] e59d433f84220ced7f7c439261f34f929d08abf6ab3d36409e58690c7b4d98db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d210fe497a8e072ca8db85abec24ad284e6421500bc8f024fa06c7caf22cb95f
[INFO] running `Command { std: "docker" "start" "-a" "d210fe497a8e072ca8db85abec24ad284e6421500bc8f024fa06c7caf22cb95f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]     Checking clearscreen v2.0.1
[INFO] [stderr]     Checking shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f32::consts::E`
[INFO] [stdout]  --> src/file_system.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use std::f32::consts::E;
[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: `std::f32::consts::E`
[INFO] [stdout]  --> src/file_system.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use std::f32::consts::E;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |             cfg.command = ipt.next().unwrap().parse().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:60:31
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 cfg.args.push(arg.parse().unwrap());
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/file_system.rs:51:57
[INFO] [stdout]    |
[INFO] [stdout] 51 |             if mkdir.file_names.is_empty() {return  Err("Need a file name".parse().unwrap());}
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/file_system.rs:101:54
[INFO] [stdout]     |
[INFO] [stdout] 101 |             if rm.file_names.is_empty() {return  Err("Need a file name".parse().unwrap());}
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/file_system.rs:144:57
[INFO] [stdout]     |
[INFO] [stdout] 144 |             if touch.file_names.is_empty() {return  Err("Need a file name".parse().unwrap());}
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |             cfg.command = ipt.next().unwrap().parse().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:60:31
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 cfg.args.push(arg.parse().unwrap());
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/file_system.rs:51:57
[INFO] [stdout]    |
[INFO] [stdout] 51 |             if mkdir.file_names.is_empty() {return  Err("Need a file name".parse().unwrap());}
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/file_system.rs:101:54
[INFO] [stdout]     |
[INFO] [stdout] 101 |             if rm.file_names.is_empty() {return  Err("Need a file name".parse().unwrap());}
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/file_system.rs:144:57
[INFO] [stdout]     |
[INFO] [stdout] 144 |             if touch.file_names.is_empty() {return  Err("Need a file name".parse().unwrap());}
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shell` (bin "shell" test) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `shell` (bin "shell") due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "d210fe497a8e072ca8db85abec24ad284e6421500bc8f024fa06c7caf22cb95f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d210fe497a8e072ca8db85abec24ad284e6421500bc8f024fa06c7caf22cb95f", kill_on_drop: false }`
[INFO] [stdout] d210fe497a8e072ca8db85abec24ad284e6421500bc8f024fa06c7caf22cb95f
