[INFO] cloning repository https://github.com/abiriadev/pig-latin-translator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abiriadev/pig-latin-translator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabiriadev%2Fpig-latin-translator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabiriadev%2Fpig-latin-translator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ff9e941f685f234b26d4161d168ad1c456d04e98 [INFO] checking abiriadev/pig-latin-translator against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabiriadev%2Fpig-latin-translator" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/abiriadev/pig-latin-translator on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/abiriadev/pig-latin-translator [INFO] finished tweaking git repo https://github.com/abiriadev/pig-latin-translator [INFO] tweaked toml for git repo https://github.com/abiriadev/pig-latin-translator written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/abiriadev/pig-latin-translator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56e220ec58433bd4c3858418b6ee1f67ac0c3b085399ffd2bfec65d8c0e45867 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "56e220ec58433bd4c3858418b6ee1f67ac0c3b085399ffd2bfec65d8c0e45867", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56e220ec58433bd4c3858418b6ee1f67ac0c3b085399ffd2bfec65d8c0e45867", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56e220ec58433bd4c3858418b6ee1f67ac0c3b085399ffd2bfec65d8c0e45867", kill_on_drop: false }` [INFO] [stdout] 56e220ec58433bd4c3858418b6ee1f67ac0c3b085399ffd2bfec65d8c0e45867 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3ba5f1608327e65ed4d54a76765c97da9deb4f7157e8db2ba0ba19c41938826e [INFO] running `Command { std: "docker" "start" "-a" "3ba5f1608327e65ed4d54a76765c97da9deb4f7157e8db2ba0ba19c41938826e", kill_on_drop: false }` [INFO] [stderr] Checking pig-latin-translator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | for mut word in input.split_whitespace() { [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: constant is never used: `ASCII_ALPHABET_CAPITAL_END` [INFO] [stdout] --> src/alphabet_tool/mod.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | const ASCII_ALPHABET_CAPITAL_END: u8 = 90; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ASCII_ALPHABET_LOWER_END` [INFO] [stdout] --> src/alphabet_tool/mod.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | const ASCII_ALPHABET_LOWER_END: u8 = 122; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_upper_case` [INFO] [stdout] --> src/alphabet_tool/mod.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn to_upper_case(string: &String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `upper` [INFO] [stdout] --> src/alphabet_tool/mod.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn upper(char: char) -> char { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_alphabet` [INFO] [stdout] --> src/alphabet_tool/mod.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn is_alphabet(char: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_lower` [INFO] [stdout] --> src/alphabet_tool/mod.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn is_lower(char: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_capital` [INFO] [stdout] --> src/alphabet_tool/mod.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn is_capital(char: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | io::stdin().read_line(&mut input); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | for mut word in input.split_whitespace() { [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: constant is never used: `ASCII_ALPHABET_CAPITAL_END` [INFO] [stdout] --> src/alphabet_tool/mod.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | const ASCII_ALPHABET_CAPITAL_END: u8 = 90; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ASCII_ALPHABET_LOWER_END` [INFO] [stdout] --> src/alphabet_tool/mod.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | const ASCII_ALPHABET_LOWER_END: u8 = 122; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_upper_case` [INFO] [stdout] --> src/alphabet_tool/mod.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn to_upper_case(string: &String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `upper` [INFO] [stdout] --> src/alphabet_tool/mod.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn upper(char: char) -> char { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_alphabet` [INFO] [stdout] --> src/alphabet_tool/mod.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn is_alphabet(char: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_lower` [INFO] [stdout] --> src/alphabet_tool/mod.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn is_lower(char: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_capital` [INFO] [stdout] --> src/alphabet_tool/mod.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn is_capital(char: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | io::stdin().read_line(&mut input); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "3ba5f1608327e65ed4d54a76765c97da9deb4f7157e8db2ba0ba19c41938826e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ba5f1608327e65ed4d54a76765c97da9deb4f7157e8db2ba0ba19c41938826e", kill_on_drop: false }` [INFO] [stdout] 3ba5f1608327e65ed4d54a76765c97da9deb4f7157e8db2ba0ba19c41938826e