[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 try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabiriadev%2Fpig-latin-translator" "/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/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abiriadev/pig-latin-translator on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/abiriadev/pig-latin-translator 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking abiriadev/pig-latin-translator against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabiriadev%2Fpig-latin-translator" "/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/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abiriadev/pig-latin-translator on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/abiriadev/pig-latin-translator 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da66dbb0dc303e7e75aee6e9016aae78e2c7ed5a3eb186d359fb9dad9a91a7e6
[INFO] running `Command { std: "docker" "start" "-a" "da66dbb0dc303e7e75aee6e9016aae78e2c7ed5a3eb186d359fb9dad9a91a7e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da66dbb0dc303e7e75aee6e9016aae78e2c7ed5a3eb186d359fb9dad9a91a7e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da66dbb0dc303e7e75aee6e9016aae78e2c7ed5a3eb186d359fb9dad9a91a7e6", kill_on_drop: false }`
[INFO] [stdout] da66dbb0dc303e7e75aee6e9016aae78e2c7ed5a3eb186d359fb9dad9a91a7e6
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f535b0869ce5fa343532486908d5009c2927dcbbd7fa11f72773f26cb2d5c834
[INFO] running `Command { std: "docker" "start" "-a" "f535b0869ce5fa343532486908d5009c2927dcbbd7fa11f72773f26cb2d5c834", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASCII_ALPHABET_CAPITAL_END` is never used
[INFO] [stdout]  --> src/alphabet_tool/mod.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const ASCII_ALPHABET_CAPITAL_END: u8 = 90;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASCII_ALPHABET_LOWER_END` is never used
[INFO] [stdout]  --> src/alphabet_tool/mod.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ASCII_ALPHABET_LOWER_END: u8 = 122;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_upper_case` is never used
[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: 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `upper` is never used
[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_alphabet` is never used
[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_lower` is never used
[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_capital` is never used
[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: constant `ASCII_ALPHABET_CAPITAL_END` is never used
[INFO] [stdout]  --> src/alphabet_tool/mod.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const ASCII_ALPHABET_CAPITAL_END: u8 = 90;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASCII_ALPHABET_LOWER_END` is never used
[INFO] [stdout]  --> src/alphabet_tool/mod.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ASCII_ALPHABET_LOWER_END: u8 = 122;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_upper_case` is never used
[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 `upper` is never used
[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_alphabet` is never used
[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_lower` is never used
[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_capital` is never used
[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: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = io::stdin().read_line(&mut input);
[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: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = io::stdin().read_line(&mut input);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "f535b0869ce5fa343532486908d5009c2927dcbbd7fa11f72773f26cb2d5c834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f535b0869ce5fa343532486908d5009c2927dcbbd7fa11f72773f26cb2d5c834", kill_on_drop: false }`
[INFO] [stdout] f535b0869ce5fa343532486908d5009c2927dcbbd7fa11f72773f26cb2d5c834
