[INFO] cloning repository https://github.com/SidmoGoesBrrr/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/SidmoGoesBrrr/rust-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSidmoGoesBrrr%2Frust-shell", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSidmoGoesBrrr%2Frust-shell'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f4085716ca99daf52deffd90847573c2f808278 [INFO] checking SidmoGoesBrrr/rust-shell/0f4085716ca99daf52deffd90847573c2f808278 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSidmoGoesBrrr%2Frust-shell" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SidmoGoesBrrr/rust-shell on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SidmoGoesBrrr/rust-shell [INFO] finished tweaking git repo https://github.com/SidmoGoesBrrr/rust-shell [INFO] tweaked toml for git repo https://github.com/SidmoGoesBrrr/rust-shell written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SidmoGoesBrrr/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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fd-lock v3.0.13 [INFO] [stderr] Downloaded rustyline v11.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f523200742f4552a6ea1c0b8248e565938d37745bedea1b28d541535561b145 [INFO] running `Command { std: "docker" "start" "-a" "0f523200742f4552a6ea1c0b8248e565938d37745bedea1b28d541535561b145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f523200742f4552a6ea1c0b8248e565938d37745bedea1b28d541535561b145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f523200742f4552a6ea1c0b8248e565938d37745bedea1b28d541535561b145", kill_on_drop: false }` [INFO] [stdout] 0f523200742f4552a6ea1c0b8248e565938d37745bedea1b28d541535561b145 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3902b05abb2a105c97ea115d5e2bc03e88a96ac29f8cce0bf160a304a5836a61 [INFO] running `Command { std: "docker" "start" "-a" "3902b05abb2a105c97ea115d5e2bc03e88a96ac29f8cce0bf160a304a5836a61", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Checking linux-raw-sys v0.4.15 [INFO] [stderr] Checking bitflags v2.8.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking log v0.4.25 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.75 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking fd-lock v3.0.13 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking rustyline v11.0.0 [INFO] [stderr] Checking codecrafters-shell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/commands/exit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/commands/exit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/commands/exit.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 7 | process::exit(0); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 8 | [INFO] [stdout] 9 | return true; [INFO] [stdout] | ^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next_char` [INFO] [stdout] --> src/util.rs:38:34 [INFO] [stdout] | [INFO] [stdout] 38 | if let Some(&next_char) = chars.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_char` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RedirectionSpec` is never constructed [INFO] [stdout] --> src/shell.rs:324:24 [INFO] [stdout] | [INFO] [stdout] 324 | struct RedirectionSpec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RedirectionSpec` 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] [stdout] warning: function `parse_command_and_redirections` is never used [INFO] [stdout] --> src/shell.rs:331:20 [INFO] [stdout] | [INFO] [stdout] 331 | fn parse_command_and_redirections(input: &str) -> (String, RedirectionSpec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_command_with_redirections` is never used [INFO] [stdout] --> src/shell.rs:375:20 [INFO] [stdout] | [INFO] [stdout] 375 | fn run_command_with_redirections(cmd: &str, redir: RedirectionSpec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_command` is never used [INFO] [stdout] --> src/shell.rs:423:20 [INFO] [stdout] | [INFO] [stdout] 423 | fn process_command(cmd: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_external_candidates` is never used [INFO] [stdout] --> src/shell.rs:436:20 [INFO] [stdout] | [INFO] [stdout] 436 | fn get_external_candidates(prefix: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `longest_common_prefix` is never used [INFO] [stdout] --> src/shell.rs:469:20 [INFO] [stdout] | [INFO] [stdout] 469 | fn longest_common_prefix(strings: &[String]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyHelper` is never constructed [INFO] [stdout] --> src/shell.rs:499:24 [INFO] [stdout] | [INFO] [stdout] 499 | struct MyHelper { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/shell.rs:505:24 [INFO] [stdout] | [INFO] [stdout] 504 | impl MyHelper { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 505 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `start_shell` is never used [INFO] [stdout] --> src/shell.rs:580:24 [INFO] [stdout] | [INFO] [stdout] 580 | pub fn start_shell() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/shell.rs:290:17 [INFO] [stdout] | [INFO] [stdout] 290 | rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 290 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/shell.rs:590:33 [INFO] [stdout] | [INFO] [stdout] 590 | ... rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 590 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/commands/exit.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 7 | process::exit(0); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 8 | [INFO] [stdout] 9 | return true; [INFO] [stdout] | ^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next_char` [INFO] [stdout] --> src/util.rs:38:34 [INFO] [stdout] | [INFO] [stdout] 38 | if let Some(&next_char) = chars.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_char` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RedirectionSpec` is never constructed [INFO] [stdout] --> src/shell.rs:324:24 [INFO] [stdout] | [INFO] [stdout] 324 | struct RedirectionSpec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RedirectionSpec` 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] [stdout] warning: function `parse_command_and_redirections` is never used [INFO] [stdout] --> src/shell.rs:331:20 [INFO] [stdout] | [INFO] [stdout] 331 | fn parse_command_and_redirections(input: &str) -> (String, RedirectionSpec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_command_with_redirections` is never used [INFO] [stdout] --> src/shell.rs:375:20 [INFO] [stdout] | [INFO] [stdout] 375 | fn run_command_with_redirections(cmd: &str, redir: RedirectionSpec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_command` is never used [INFO] [stdout] --> src/shell.rs:423:20 [INFO] [stdout] | [INFO] [stdout] 423 | fn process_command(cmd: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_external_candidates` is never used [INFO] [stdout] --> src/shell.rs:436:20 [INFO] [stdout] | [INFO] [stdout] 436 | fn get_external_candidates(prefix: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `longest_common_prefix` is never used [INFO] [stdout] --> src/shell.rs:469:20 [INFO] [stdout] | [INFO] [stdout] 469 | fn longest_common_prefix(strings: &[String]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyHelper` is never constructed [INFO] [stdout] --> src/shell.rs:499:24 [INFO] [stdout] | [INFO] [stdout] 499 | struct MyHelper { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/shell.rs:505:24 [INFO] [stdout] | [INFO] [stdout] 504 | impl MyHelper { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 505 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `start_shell` is never used [INFO] [stdout] --> src/shell.rs:580:24 [INFO] [stdout] | [INFO] [stdout] 580 | pub fn start_shell() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/shell.rs:290:17 [INFO] [stdout] | [INFO] [stdout] 290 | rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 290 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/shell.rs:590:33 [INFO] [stdout] | [INFO] [stdout] 590 | ... rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 590 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.63s [INFO] running `Command { std: "docker" "inspect" "3902b05abb2a105c97ea115d5e2bc03e88a96ac29f8cce0bf160a304a5836a61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3902b05abb2a105c97ea115d5e2bc03e88a96ac29f8cce0bf160a304a5836a61", kill_on_drop: false }` [INFO] [stdout] 3902b05abb2a105c97ea115d5e2bc03e88a96ac29f8cce0bf160a304a5836a61