[INFO] cloning repository https://github.com/edwmorgan/rslox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edwmorgan/rslox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwmorgan%2Frslox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwmorgan%2Frslox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9aefcf9a5642849b3f93dc78b1a0a151836dafda [INFO] checking edwmorgan/rslox against master#65cd843ae06ad00123c131a431ed5304e4cd577a for pr-122077 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwmorgan%2Frslox" "/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/edwmorgan/rslox on toolchain 65cd843ae06ad00123c131a431ed5304e4cd577a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edwmorgan/rslox [INFO] finished tweaking git repo https://github.com/edwmorgan/rslox [INFO] tweaked toml for git repo https://github.com/edwmorgan/rslox written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/edwmorgan/rslox 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" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "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 edwmorgan/rslox against try#e34498b580c936a8f8a419616d9571f03b6c038e for pr-122077 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwmorgan%2Frslox" "/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/edwmorgan/rslox on toolchain e34498b580c936a8f8a419616d9571f03b6c038e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edwmorgan/rslox [INFO] finished tweaking git repo https://github.com/edwmorgan/rslox [INFO] tweaked toml for git repo https://github.com/edwmorgan/rslox written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/edwmorgan/rslox 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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 88cbb2287868e4c2e4ce8ccaed74e5cd1d07f7bbfbef9982caf36b42e1d6c288 [INFO] running `Command { std: "docker" "start" "-a" "88cbb2287868e4c2e4ce8ccaed74e5cd1d07f7bbfbef9982caf36b42e1d6c288", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88cbb2287868e4c2e4ce8ccaed74e5cd1d07f7bbfbef9982caf36b42e1d6c288", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88cbb2287868e4c2e4ce8ccaed74e5cd1d07f7bbfbef9982caf36b42e1d6c288", kill_on_drop: false }` [INFO] [stdout] 88cbb2287868e4c2e4ce8ccaed74e5cd1d07f7bbfbef9982caf36b42e1d6c288 [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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f474ce8e5c64a530fc2ec07687617631bb03979b63faccc8cd0a6cb9661f237 [INFO] running `Command { std: "docker" "start" "-a" "3f474ce8e5c64a530fc2ec07687617631bb03979b63faccc8cd0a6cb9661f237", kill_on_drop: false }` [INFO] [stderr] Checking rslox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `any` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | any, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenType` [INFO] [stdout] --> src/syntax_tree.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{scanner::{Token, TokenType}, interpreter::Nil}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/interpreter.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | scanner::{Token, TokenType}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::TypeId` [INFO] [stdout] --> src/interpreter.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::any::TypeId; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `any` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | any, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenType` [INFO] [stdout] --> src/syntax_tree.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{scanner::{Token, TokenType}, interpreter::Nil}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/interpreter.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | scanner::{Token, TokenType}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::TypeId` [INFO] [stdout] --> src/interpreter.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::any::TypeId; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/interpreter.rs:181:18 [INFO] [stdout] | [INFO] [stdout] 181 | Some(l) => true, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literal` is never read [INFO] [stdout] --> src/scanner.rs:322:5 [INFO] [stdout] | [INFO] [stdout] 319 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 322 | literal: Box, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Identifier` is never constructed [INFO] [stdout] --> src/scanner.rs:365:5 [INFO] [stdout] | [INFO] [stdout] 338 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 365 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/interpreter.rs:181:18 [INFO] [stdout] | [INFO] [stdout] 181 | Some(l) => true, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literal` is never read [INFO] [stdout] --> src/scanner.rs:322:5 [INFO] [stdout] | [INFO] [stdout] 319 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 322 | literal: Box, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Identifier` is never constructed [INFO] [stdout] --> src/scanner.rs:365:5 [INFO] [stdout] | [INFO] [stdout] 338 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 365 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "3f474ce8e5c64a530fc2ec07687617631bb03979b63faccc8cd0a6cb9661f237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f474ce8e5c64a530fc2ec07687617631bb03979b63faccc8cd0a6cb9661f237", kill_on_drop: false }` [INFO] [stdout] 3f474ce8e5c64a530fc2ec07687617631bb03979b63faccc8cd0a6cb9661f237