[INFO] cloning repository https://github.com/DeveloperTheExplorer/rust-sandbox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeveloperTheExplorer/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeveloperTheExplorer%2Frust-sandbox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeveloperTheExplorer%2Frust-sandbox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e9e9631c2b06cb6321b4a887e090e72d58ed9184 [INFO] checking DeveloperTheExplorer/rust-sandbox against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeveloperTheExplorer%2Frust-sandbox" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/DeveloperTheExplorer/rust-sandbox [INFO] finished tweaking git repo https://github.com/DeveloperTheExplorer/rust-sandbox [INFO] tweaked toml for git repo https://github.com/DeveloperTheExplorer/rust-sandbox written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/DeveloperTheExplorer/rust-sandbox on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/DeveloperTheExplorer/rust-sandbox 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b11aa43b656c846a2a5cc07648295864be7334eaf5188a0e6a26f30537a5c1f [INFO] running `Command { std: "docker" "start" "-a" "0b11aa43b656c846a2a5cc07648295864be7334eaf5188a0e6a26f30537a5c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b11aa43b656c846a2a5cc07648295864be7334eaf5188a0e6a26f30537a5c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b11aa43b656c846a2a5cc07648295864be7334eaf5188a0e6a26f30537a5c1f", kill_on_drop: false }` [INFO] [stdout] 0b11aa43b656c846a2a5cc07648295864be7334eaf5188a0e6a26f30537a5c1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cfb5f0ac9c2768d6105990856984a1c92970d5720d89f907091fcdb3b1c0edb [INFO] running `Command { std: "docker" "start" "-a" "3cfb5f0ac9c2768d6105990856984a1c92970d5720d89f907091fcdb3b1c0edb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking colored v2.1.0 [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 sandbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/leetcode.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | (str_num) => { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 71 - (str_num) => { [INFO] [stdout] 71 + str_num => { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MinStack` is never constructed [INFO] [stdout] --> src/leetcode.rs:156:8 [INFO] [stdout] | [INFO] [stdout] 156 | struct MinStack { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `pop`, `top`, and `get_min` are never used [INFO] [stdout] --> src/leetcode.rs:166:8 [INFO] [stdout] | [INFO] [stdout] 165 | impl MinStack { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 166 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 173 | fn push(&mut self, val: i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | fn pop(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 188 | fn top(&self) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 192 | fn get_min(&self) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/leetcode.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | (str_num) => { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 71 - (str_num) => { [INFO] [stdout] 71 + str_num => { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pig_latin` is never used [INFO] [stdout] --> src/main.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn pig_latin(phrase: &str) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_random_vec` is never used [INFO] [stdout] --> src/main.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn generate_random_vec(&len: &u8) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_med_and_mode` is never used [INFO] [stdout] --> src/main.rs:72:4 [INFO] [stdout] | [INFO] [stdout] 72 | fn get_med_and_mode(data: Vec) -> (u8, Option, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MinStack` is never constructed [INFO] [stdout] --> src/leetcode.rs:156:8 [INFO] [stdout] | [INFO] [stdout] 156 | struct MinStack { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `pop`, `top`, and `get_min` are never used [INFO] [stdout] --> src/leetcode.rs:166:8 [INFO] [stdout] | [INFO] [stdout] 165 | impl MinStack { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 166 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 173 | fn push(&mut self, val: i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | fn pop(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 188 | fn top(&self) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 192 | fn get_min(&self) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pig_latin` is never used [INFO] [stdout] --> src/main.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn pig_latin(phrase: &str) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.53s [INFO] [stdout] warning: function `generate_random_vec` is never used [INFO] [stdout] --> src/main.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn generate_random_vec(&len: &u8) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_med_and_mode` is never used [INFO] [stdout] --> src/main.rs:72:4 [INFO] [stdout] | [INFO] [stdout] 72 | fn get_med_and_mode(data: Vec) -> (u8, Option, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3cfb5f0ac9c2768d6105990856984a1c92970d5720d89f907091fcdb3b1c0edb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cfb5f0ac9c2768d6105990856984a1c92970d5720d89f907091fcdb3b1c0edb", kill_on_drop: false }` [INFO] [stdout] 3cfb5f0ac9c2768d6105990856984a1c92970d5720d89f907091fcdb3b1c0edb