[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 try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/senicko/crab on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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-4-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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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 try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenicko%2Fcrab" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/senicko/crab on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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-4-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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e82f5bda1cbb598a89a4ccc35490fb7d183d1cf1f7b6cae610495e02d8998ba5 [INFO] running `Command { std: "docker" "start" "-a" "e82f5bda1cbb598a89a4ccc35490fb7d183d1cf1f7b6cae610495e02d8998ba5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e82f5bda1cbb598a89a4ccc35490fb7d183d1cf1f7b6cae610495e02d8998ba5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e82f5bda1cbb598a89a4ccc35490fb7d183d1cf1f7b6cae610495e02d8998ba5", kill_on_drop: false }` [INFO] [stdout] e82f5bda1cbb598a89a4ccc35490fb7d183d1cf1f7b6cae610495e02d8998ba5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3df67f6e95275131f00c1afc5ee3854d0ef8fce95db177048c34f4ec24ea1784 [INFO] running `Command { std: "docker" "start" "-a" "3df67f6e95275131f00c1afc5ee3854d0ef8fce95db177048c34f4ec24ea1784", 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: fields `token_type`, `lexeme`, and `offset` are never read [INFO] [stdout] --> src/lexer.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 43 | pub token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 44 | pub lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 45 | pub offset: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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: fields `token_type`, `lexeme`, and `offset` are never read [INFO] [stdout] --> src/lexer.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 43 | pub token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 44 | pub lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 45 | pub offset: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "3df67f6e95275131f00c1afc5ee3854d0ef8fce95db177048c34f4ec24ea1784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3df67f6e95275131f00c1afc5ee3854d0ef8fce95db177048c34f4ec24ea1784", kill_on_drop: false }` [INFO] [stdout] 3df67f6e95275131f00c1afc5ee3854d0ef8fce95db177048c34f4ec24ea1784