[INFO] cloning repository https://github.com/ganeshnj/craftinginterpreters-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ganeshnj/craftinginterpreters-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganeshnj%2Fcraftinginterpreters-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganeshnj%2Fcraftinginterpreters-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 945d21bd23c8f80d01450441b80f853359f20740 [INFO] checking ganeshnj/craftinginterpreters-rs against try#c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6 for pr-145463 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganeshnj%2Fcraftinginterpreters-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ganeshnj/craftinginterpreters-rs [INFO] finished tweaking git repo https://github.com/ganeshnj/craftinginterpreters-rs [INFO] tweaked toml for git repo https://github.com/ganeshnj/craftinginterpreters-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ganeshnj/craftinginterpreters-rs on toolchain c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ganeshnj/craftinginterpreters-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" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "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 ganeshnj/craftinginterpreters-rs against try#c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6 for pr-145463 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganeshnj%2Fcraftinginterpreters-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ganeshnj/craftinginterpreters-rs [INFO] finished tweaking git repo https://github.com/ganeshnj/craftinginterpreters-rs [INFO] tweaked toml for git repo https://github.com/ganeshnj/craftinginterpreters-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ganeshnj/craftinginterpreters-rs on toolchain c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ganeshnj/craftinginterpreters-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" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7f9a5f188c107967d1784b7a30a1fa0b58bc5316c47a6154ed6c34966ac63c6 [INFO] running `Command { std: "docker" "start" "-a" "f7f9a5f188c107967d1784b7a30a1fa0b58bc5316c47a6154ed6c34966ac63c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7f9a5f188c107967d1784b7a30a1fa0b58bc5316c47a6154ed6c34966ac63c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7f9a5f188c107967d1784b7a30a1fa0b58bc5316c47a6154ed6c34966ac63c6", kill_on_drop: false }` [INFO] [stdout] f7f9a5f188c107967d1784b7a30a1fa0b58bc5316c47a6154ed6c34966ac63c6 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5c6f812a3475c4bd92e2bcc4a32cd19234ed3dfb6ea0a6beb5b9ade23962049 [INFO] running `Command { std: "docker" "start" "-a" "e5c6f812a3475c4bd92e2bcc4a32cd19234ed3dfb6ea0a6beb5b9ade23962049", kill_on_drop: false }` [INFO] [stderr] Checking Lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/parser.rs:137:50 [INFO] [stdout] | [INFO] [stdout] 137 | fn consume(&mut self, token_type: TokenType, message: &str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/parser.rs:137:50 [INFO] [stdout] | [INFO] [stdout] 137 | fn consume(&mut self, token_type: TokenType, message: &str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lexeme` and `line` are never read [INFO] [stdout] --> src/token.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 5 | pub(crate) token_type: TokenType, [INFO] [stdout] 6 | pub(crate) lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | pub(crate) literal: String, [INFO] [stdout] 8 | pub(crate) line: usize, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> src/token.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Token { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 16 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lexeme` and `line` are never read [INFO] [stdout] --> src/token.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 5 | pub(crate) token_type: TokenType, [INFO] [stdout] 6 | pub(crate) lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | pub(crate) literal: String, [INFO] [stdout] 8 | pub(crate) line: usize, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> src/token.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Token { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 16 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/token.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | Binary(Box, BinaryOperator, Box), [INFO] [stdout] | ------ ^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 23 - Binary(Box, BinaryOperator, Box), [INFO] [stdout] 23 + Binary((), (), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/token.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | Binary(Box, BinaryOperator, Box), [INFO] [stdout] | ------ ^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 23 - Binary(Box, BinaryOperator, Box), [INFO] [stdout] 23 + Binary((), (), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:24:14 [INFO] [stdout] | [INFO] [stdout] 24 | Grouping(Box), [INFO] [stdout] | -------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 24 - Grouping(Box), [INFO] [stdout] 24 + Grouping(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:24:14 [INFO] [stdout] | [INFO] [stdout] 24 | Grouping(Box), [INFO] [stdout] | -------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 24 - Grouping(Box), [INFO] [stdout] 24 + Grouping(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | Literal(Literal), [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 25 - Literal(Literal), [INFO] [stdout] 25 + Literal(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | Literal(Literal), [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 25 - Literal(Literal), [INFO] [stdout] 25 + Literal(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/token.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | Unary(UnaryOperator, Box), [INFO] [stdout] | ----- ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 26 - Unary(UnaryOperator, Box), [INFO] [stdout] 26 + Unary((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/token.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | Unary(UnaryOperator, Box), [INFO] [stdout] | ----- ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 26 - Unary(UnaryOperator, Box), [INFO] [stdout] 26 + Unary((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 - Number(f64), [INFO] [stdout] 50 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 - Number(f64), [INFO] [stdout] 50 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 - String(String), [INFO] [stdout] 51 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronize` is never used [INFO] [stdout] --> src/parser.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 145 | fn synchronize(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 - String(String), [INFO] [stdout] 51 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronize` is never used [INFO] [stdout] --> src/parser.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 145 | fn synchronize(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "e5c6f812a3475c4bd92e2bcc4a32cd19234ed3dfb6ea0a6beb5b9ade23962049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5c6f812a3475c4bd92e2bcc4a32cd19234ed3dfb6ea0a6beb5b9ade23962049", kill_on_drop: false }` [INFO] [stdout] e5c6f812a3475c4bd92e2bcc4a32cd19234ed3dfb6ea0a6beb5b9ade23962049