[INFO] cloning repository https://github.com/trevor-e-apple/nostyle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trevor-e-apple/nostyle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-e-apple%2Fnostyle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-e-apple%2Fnostyle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19ce501ab2390be2d47441540fee7026b77e84d1
[INFO] checking trevor-e-apple/nostyle against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-e-apple%2Fnostyle" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/trevor-e-apple/nostyle on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/trevor-e-apple/nostyle
[INFO] finished tweaking git repo https://github.com/trevor-e-apple/nostyle
[INFO] tweaked toml for git repo https://github.com/trevor-e-apple/nostyle written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/trevor-e-apple/nostyle 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" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking trevor-e-apple/nostyle against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-e-apple%2Fnostyle" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/trevor-e-apple/nostyle on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/trevor-e-apple/nostyle
[INFO] finished tweaking git repo https://github.com/trevor-e-apple/nostyle
[INFO] tweaked toml for git repo https://github.com/trevor-e-apple/nostyle written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/trevor-e-apple/nostyle 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" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a853ce6b43cbacfba979f1ef7510287ed31d7966ffe290bcdac715262cbe66d8
[INFO] running `Command { std: "docker" "start" "-a" "a853ce6b43cbacfba979f1ef7510287ed31d7966ffe290bcdac715262cbe66d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a853ce6b43cbacfba979f1ef7510287ed31d7966ffe290bcdac715262cbe66d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a853ce6b43cbacfba979f1ef7510287ed31d7966ffe290bcdac715262cbe66d8", kill_on_drop: false }`
[INFO] [stdout] a853ce6b43cbacfba979f1ef7510287ed31d7966ffe290bcdac715262cbe66d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f807ed82511d94d3c22fe6ab79f77eb03d1ff9348c78f1e74e9e05e99274dbb
[INFO] running `Command { std: "docker" "start" "-a" "2f807ed82511d94d3c22fe6ab79f77eb03d1ff9348c78f1e74e9e05e99274dbb", kill_on_drop: false }`
[INFO] [stderr]     Checking nostyle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::unimplemented`
[INFO] [stdout]    --> src/parse/mod.rs:916:13
[INFO] [stdout]     |
[INFO] [stdout] 916 |         use std::unimplemented;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::unimplemented`
[INFO] [stdout]    --> src/parse/mod.rs:916:13
[INFO] [stdout]     |
[INFO] [stdout] 916 |         use std::unimplemented;
[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/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     todo!("CLI");
[INFO] [stdout]    |     ------------ any code following this expression is unreachable
[INFO] [stdout] 11 |     let s = "";
[INFO] [stdout]    |     ^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             todo!();
[INFO] [stdout]    |             ------- any code following this expression is unreachable
[INFO] [stdout] 16 |             return;
[INFO] [stdout]    |             ^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_root` is never used
[INFO] [stdout]   --> src/parse/ast.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Ast {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_root(&self) -> Option<AstNodeHandle> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_next_tokens` is never used
[INFO] [stdout]    --> src/parse/token_search.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 210 | pub fn find_next_tokens(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `General` is never constructed
[INFO] [stdout]   --> src/tokenize/tokens.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum TokenizeErrorType {
[INFO] [stdout]    |          ----------------- variant in this enum
[INFO] [stdout] 45 |     General,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenizeErrorType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     todo!("CLI");
[INFO] [stdout]    |     ------------ any code following this expression is unreachable
[INFO] [stdout] 11 |     let s = "";
[INFO] [stdout]    |     ^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             todo!();
[INFO] [stdout]    |             ------- any code following this expression is unreachable
[INFO] [stdout] 16 |             return;
[INFO] [stdout]    |             ^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]     --> src/parse/mod.rs:1091:13
[INFO] [stdout]      |
[INFO] [stdout] 1091 |         let tokens = tokenize("");
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]     --> src/parse/mod.rs:1097:13
[INFO] [stdout]      |
[INFO] [stdout] 1097 |         let tokens = tokenize("{}");
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]     --> src/parse/mod.rs:1103:13
[INFO] [stdout]      |
[INFO] [stdout] 1103 |         let tokens = tokenize("()");
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]     --> src/parse/mod.rs:1109:13
[INFO] [stdout]      |
[INFO] [stdout] 1109 |         let tokens = tokenize(";");
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]     --> src/parse/mod.rs:1444:13
[INFO] [stdout]      |
[INFO] [stdout] 1444 |         let ast = parse(&tokens);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]     --> src/parse/mod.rs:2068:13
[INFO] [stdout]      |
[INFO] [stdout] 2068 |         let ast = parse(&tokens);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]     --> src/parse/mod.rs:2087:13
[INFO] [stdout]      |
[INFO] [stdout] 2087 |         let ast = parse(&tokens);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]     --> src/parse/mod.rs:2106:13
[INFO] [stdout]      |
[INFO] [stdout] 2106 |         let ast = parse(&tokens);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]     --> src/parse/mod.rs:2747:13
[INFO] [stdout]      |
[INFO] [stdout] 2747 |         let ast = parse(&tokens);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]     --> src/parse/mod.rs:2928:13
[INFO] [stdout]      |
[INFO] [stdout] 2928 |         let ast = parse(&tokens);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_next_tokens` is never used
[INFO] [stdout]    --> src/parse/token_search.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 210 | pub fn find_next_tokens(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_no_statements` is never used
[INFO] [stdout]     --> src/parse/mod.rs:1038:8
[INFO] [stdout]      |
[INFO] [stdout] 1038 |     fn add_no_statements(ast: &mut Ast, parent_handle: AstNodeHandle) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `General` is never constructed
[INFO] [stdout]   --> src/tokenize/tokens.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum TokenizeErrorType {
[INFO] [stdout]    |          ----------------- variant in this enum
[INFO] [stdout] 45 |     General,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenizeErrorType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "2f807ed82511d94d3c22fe6ab79f77eb03d1ff9348c78f1e74e9e05e99274dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f807ed82511d94d3c22fe6ab79f77eb03d1ff9348c78f1e74e9e05e99274dbb", kill_on_drop: false }`
[INFO] [stdout] 2f807ed82511d94d3c22fe6ab79f77eb03d1ff9348c78f1e74e9e05e99274dbb