[INFO] cloning repository https://github.com/TinBryn/lox.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TinBryn/lox.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTinBryn%2Flox.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTinBryn%2Flox.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abae7bbf3e26369e7d62f055caac04af672d8e85 [INFO] checking TinBryn/lox.rs against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTinBryn%2Flox.rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TinBryn/lox.rs [INFO] finished tweaking git repo https://github.com/TinBryn/lox.rs [INFO] tweaked toml for git repo https://github.com/TinBryn/lox.rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TinBryn/lox.rs on toolchain 52995a223f2919dd3e2e427231db90a257350ded [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/TinBryn/lox.rs 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8 [INFO] running `Command { std: "docker" "start" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Checking lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/token.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 143 | pub struct TokenMeta { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 144 | pub row: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 145 | pub col: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenMeta` has derived impls for the traits `Clone` and `Debug`, 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: field `meta` is never read [INFO] [stdout] --> src/token.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 149 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 150 | pub kind: TokenKind, [INFO] [stdout] 151 | pub meta: TokenMeta, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `InterpreterError` [INFO] [stdout] --> src/main.rs:37:15 [INFO] [stdout] | [INFO] [stdout] 37 | [] => lox.run_prompt().map_err(Into::into), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 37 - [] => lox.run_prompt().map_err(Into::into), [INFO] [stdout] 37 + [] => lox.run_prompt(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `InterpreterError` [INFO] [stdout] --> src/main.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | [script] => lox.run_file(script).map_err(Into::into), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 38 - [script] => lox.run_file(script).map_err(Into::into), [INFO] [stdout] 38 + [script] => lox.run_file(script), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lox` (bin "lox") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/token.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 143 | pub struct TokenMeta { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 144 | pub row: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 145 | pub col: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenMeta` has derived impls for the traits `Clone` and `Debug`, 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: field `meta` is never read [INFO] [stdout] --> src/token.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 149 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 150 | pub kind: TokenKind, [INFO] [stdout] 151 | pub meta: TokenMeta, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `InterpreterError` [INFO] [stdout] --> src/main.rs:37:15 [INFO] [stdout] | [INFO] [stdout] 37 | [] => lox.run_prompt().map_err(Into::into), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 37 - [] => lox.run_prompt().map_err(Into::into), [INFO] [stdout] 37 + [] => lox.run_prompt(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `InterpreterError` [INFO] [stdout] --> src/main.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | [script] => lox.run_file(script).map_err(Into::into), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 38 - [script] => lox.run_file(script).map_err(Into::into), [INFO] [stdout] 38 + [script] => lox.run_file(script), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lox` (bin "lox" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8", kill_on_drop: false }` [INFO] [stdout] 606b8f994e5d7b63bc9dfde633c83214e48e39ae78b05c413aefa34dfcd7c0b8