[INFO] cloning repository https://github.com/senicko/crab [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/senicko/crab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d8ed332cfbaba2e1bafd7e5d2cc44d263db467a [INFO] checking senicko/crab against master#dfdbe30004a095ad63951c4cd6e10a9a971a7399 for pr-120932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/senicko/crab on toolchain dfdbe30004a095ad63951c4cd6e10a9a971a7399 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dfdbe30004a095ad63951c4cd6e10a9a971a7399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/senicko/crab [INFO] finished tweaking git repo https://github.com/senicko/crab [INFO] tweaked toml for git repo https://github.com/senicko/crab written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/senicko/crab 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" "+dfdbe30004a095ad63951c4cd6e10a9a971a7399" "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 senicko/crab against master#ba824a2e25948a86596ccf7594afe548020e86e6 for pr-120932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/senicko/crab on toolchain ba824a2e25948a86596ccf7594afe548020e86e6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba824a2e25948a86596ccf7594afe548020e86e6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/senicko/crab [INFO] finished tweaking git repo https://github.com/senicko/crab [INFO] tweaked toml for git repo https://github.com/senicko/crab written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/senicko/crab 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" "+ba824a2e25948a86596ccf7594afe548020e86e6" "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 senicko/crab against master#ba824a2e25948a86596ccf7594afe548020e86e6 for pr-120932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/senicko/crab on toolchain ba824a2e25948a86596ccf7594afe548020e86e6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba824a2e25948a86596ccf7594afe548020e86e6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/senicko/crab [INFO] finished tweaking git repo https://github.com/senicko/crab [INFO] tweaked toml for git repo https://github.com/senicko/crab written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/senicko/crab 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" "+ba824a2e25948a86596ccf7594afe548020e86e6" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ba824a2e25948a86596ccf7594afe548020e86e6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b2f38ee8109331a96f2b43bfd8eaeb603815cbfc9a8cc1080c9813627d47fbb [INFO] running `Command { std: "docker" "start" "-a" "3b2f38ee8109331a96f2b43bfd8eaeb603815cbfc9a8cc1080c9813627d47fbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b2f38ee8109331a96f2b43bfd8eaeb603815cbfc9a8cc1080c9813627d47fbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b2f38ee8109331a96f2b43bfd8eaeb603815cbfc9a8cc1080c9813627d47fbb", kill_on_drop: false }` [INFO] [stdout] 3b2f38ee8109331a96f2b43bfd8eaeb603815cbfc9a8cc1080c9813627d47fbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ba824a2e25948a86596ccf7594afe548020e86e6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4835e2efbfb3c939e8b0de2ae38c38e0ff87f7f80cc492115449f936e8b85b56 [INFO] running `Command { std: "docker" "start" "-a" "4835e2efbfb3c939e8b0de2ae38c38e0ff87f7f80cc492115449f936e8b85b56", kill_on_drop: false }` [INFO] [stderr] Checking crab v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut lexer = Self { [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: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut lexer = Self { [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: multiple variants are never constructed [INFO] [stdout] --> src/lexer.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | // Identifiers + literals [INFO] [stdout] 4 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 5 | Int(i64), [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | Fn, [INFO] [stdout] | ^^ [INFO] [stdout] 21 | Let, [INFO] [stdout] | ^^^ [INFO] [stdout] 22 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 25 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 30 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 31 | LParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | RParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 33 | LBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 34 | RBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/lexer.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | // Identifiers + literals [INFO] [stdout] 4 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 5 | Int(i64), [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | Fn, [INFO] [stdout] | ^^ [INFO] [stdout] 21 | Let, [INFO] [stdout] | ^^^ [INFO] [stdout] 22 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 25 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 30 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 31 | LParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | RParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 33 | LBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 34 | RBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "4835e2efbfb3c939e8b0de2ae38c38e0ff87f7f80cc492115449f936e8b85b56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4835e2efbfb3c939e8b0de2ae38c38e0ff87f7f80cc492115449f936e8b85b56", kill_on_drop: false }` [INFO] [stdout] 4835e2efbfb3c939e8b0de2ae38c38e0ff87f7f80cc492115449f936e8b85b56