[INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust/objects/info: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust/config.lock [INFO] [stderr] fatal: could not set 'core.filemode' to 'true' [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/prepare-commit-msg.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust/hooks/prepare-commit-msg.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/diamonluong2/ex-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diamonluong2/ex-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 235def271a101f1a77ebb777e467f845b37a5b25 [INFO] checking diamonluong2/ex-rust against master#d14d202262d13df896b0c624b0cec6e4bfde631a for pr-143028 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiamonluong2%2Fex-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/diamonluong2/ex-rust [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/diamonluong2/ex-rust [INFO] tweaked toml for git repo https://github.com/diamonluong2/ex-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/diamonluong2/ex-rust on toolchain d14d202262d13df896b0c624b0cec6e4bfde631a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/diamonluong2/ex-rust 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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38523228c2f12684779d986f758fd56392b54ec5a4d6d1e14bc776fb14c0183e [INFO] running `Command { std: "docker" "start" "-a" "38523228c2f12684779d986f758fd56392b54ec5a4d6d1e14bc776fb14c0183e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38523228c2f12684779d986f758fd56392b54ec5a4d6d1e14bc776fb14c0183e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38523228c2f12684779d986f758fd56392b54ec5a4d6d1e14bc776fb14c0183e", kill_on_drop: false }` [INFO] [stdout] 38523228c2f12684779d986f758fd56392b54ec5a4d6d1e14bc776fb14c0183e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cad296ac81193a09d80ab3ceee3ee2a5b55eee8eb112a8fb5d0e1b526b97207 [INFO] running `Command { std: "docker" "start" "-a" "0cad296ac81193a09d80ab3ceee3ee2a5b55eee8eb112a8fb5d0e1b526b97207", kill_on_drop: false }` [INFO] [stderr] Checking basic-of-rust v0.1.0 (/opt/rustwide/workdir/exercises/basic-of-rust) [INFO] [stderr] Checking Rust-Bootcamp-2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `bigger` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/conditions.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn bigger(a: i32, b: i32) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_number` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/conditions.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn check_number(number: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `foo_if_fizz` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/conditions.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn foo_if_fizz(fizzish: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_leap_year` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/conditions.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn is_leap_year(year: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `factorial` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/conditions.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn factorial(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_prime` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/conditions.rs:70:4 [INFO] [stdout] | [INFO] [stdout] 70 | fn is_prime(n: u32) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exercise2` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn exercise2() -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exercise3` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn exercise3() -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverse_string` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn reverse_string(input: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_palindrome` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn is_palindrome(word: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_char_occurrences` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/strings.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn count_char_occurrences(string: &str, ch: char) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn sum(x: i32, y: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_one_to_n` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn sum_one_to_n(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_average` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn calculate_average(numbers: &[f64]) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_even_numbers` is never used [INFO] [stdout] --> exercises/basic-of-rust/src/functions.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn sum_even_numbers(numbers: &[i32]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "0cad296ac81193a09d80ab3ceee3ee2a5b55eee8eb112a8fb5d0e1b526b97207", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cad296ac81193a09d80ab3ceee3ee2a5b55eee8eb112a8fb5d0e1b526b97207", kill_on_drop: false }` [INFO] [stdout] 0cad296ac81193a09d80ab3ceee3ee2a5b55eee8eb112a8fb5d0e1b526b97207