[INFO] cloning repository https://github.com/Laegel/js-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Laegel/js-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaegel%2Fjs-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaegel%2Fjs-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b2d6ec515d49b2cfb4de0219003d320b38880bb7 [INFO] checking Laegel/js-compiler against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaegel%2Fjs-compiler" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Laegel/js-compiler [INFO] finished tweaking git repo https://github.com/Laegel/js-compiler [INFO] tweaked toml for git repo https://github.com/Laegel/js-compiler written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Laegel/js-compiler on toolchain ad93f57d532978d6739002a21bc66b45ed22f998 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Laegel/js-compiler 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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "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 Laegel/js-compiler against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaegel%2Fjs-compiler" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Laegel/js-compiler [INFO] finished tweaking git repo https://github.com/Laegel/js-compiler [INFO] tweaked toml for git repo https://github.com/Laegel/js-compiler written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Laegel/js-compiler on toolchain ad93f57d532978d6739002a21bc66b45ed22f998 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Laegel/js-compiler 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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex v1.3.9 [INFO] [stderr] Downloaded regex-syntax v0.6.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7e792b0d47cd5fba8c04a74fab51b982b58d24ceab5d0f2fc48259cc1fa9c81 [INFO] running `Command { std: "docker" "start" "-a" "e7e792b0d47cd5fba8c04a74fab51b982b58d24ceab5d0f2fc48259cc1fa9c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7e792b0d47cd5fba8c04a74fab51b982b58d24ceab5d0f2fc48259cc1fa9c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7e792b0d47cd5fba8c04a74fab51b982b58d24ceab5d0f2fc48259cc1fa9c81", kill_on_drop: false }` [INFO] [stdout] e7e792b0d47cd5fba8c04a74fab51b982b58d24ceab5d0f2fc48259cc1fa9c81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 270dca98150f981b3b740a0b474403641abd8db4fef0e15401be2aa00ced24bb [INFO] running `Command { std: "docker" "start" "-a" "270dca98150f981b3b740a0b474403641abd8db4fef0e15401be2aa00ced24bb", kill_on_drop: false }` [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking js-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Token::*` [INFO] [stdout] --> src/lexer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use Token::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token::*` [INFO] [stdout] --> src/lexer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use Token::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let mut result = Vec::new(); [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: unused variable: `cap` [INFO] [stdout] --> src/lexer.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | for cap in token_re.captures_iter(input) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cap` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/lexer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 3 | Def, [INFO] [stdout] | ^^^ [INFO] [stdout] 4 | Extern, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 5 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 6 | Then, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 9 | In, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | Binary, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 11 | Unary, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | Const, [INFO] [stdout] 13 | Delimiter, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | OpeningParenthesis, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | ClosingParenthesis, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 16 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let mut result = Vec::new(); [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: unused variable: `cap` [INFO] [stdout] --> src/lexer.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | for cap in token_re.captures_iter(input) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cap` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/lexer.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Token { [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 `tokenize` is never used [INFO] [stdout] --> src/lexer.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn tokenize(input: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s [INFO] running `Command { std: "docker" "inspect" "270dca98150f981b3b740a0b474403641abd8db4fef0e15401be2aa00ced24bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "270dca98150f981b3b740a0b474403641abd8db4fef0e15401be2aa00ced24bb", kill_on_drop: false }` [INFO] [stdout] 270dca98150f981b3b740a0b474403641abd8db4fef0e15401be2aa00ced24bb