[INFO] cloning repository https://github.com/chris-oo/crafting-interpreters-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chris-oo/crafting-interpreters-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-oo%2Fcrafting-interpreters-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-oo%2Fcrafting-interpreters-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0358390d2d6489a9203e2bc16403bcb602c7a5cb [INFO] checking chris-oo/crafting-interpreters-rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-oo%2Fcrafting-interpreters-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chris-oo/crafting-interpreters-rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chris-oo/crafting-interpreters-rust [INFO] finished tweaking git repo https://github.com/chris-oo/crafting-interpreters-rust [INFO] tweaked toml for git repo https://github.com/chris-oo/crafting-interpreters-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/chris-oo/crafting-interpreters-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-derive v0.3.0 [INFO] [stderr] Downloaded totems v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 751db9a67616f5e91ecdd30b69a0f767087e66d37854253d8008dcd508c05133 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "751db9a67616f5e91ecdd30b69a0f767087e66d37854253d8008dcd508c05133", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "751db9a67616f5e91ecdd30b69a0f767087e66d37854253d8008dcd508c05133", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "751db9a67616f5e91ecdd30b69a0f767087e66d37854253d8008dcd508c05133", kill_on_drop: false }` [INFO] [stdout] 751db9a67616f5e91ecdd30b69a0f767087e66d37854253d8008dcd508c05133 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c60bc4818aea02306f5910ce72b8d330507807af61a17bbd1d2f1002c1222a7d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c60bc4818aea02306f5910ce72b8d330507807af61a17bbd1d2f1002c1222a7d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking totems v0.2.7 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Checking rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:265:26 [INFO] [stdout] | [INFO] [stdout] 265 | fn number(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:272:26 [INFO] [stdout] | [INFO] [stdout] 272 | fn string(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:315:28 [INFO] [stdout] | [INFO] [stdout] 315 | fn grouping(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:320:25 [INFO] [stdout] | [INFO] [stdout] 320 | fn unary(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:376:26 [INFO] [stdout] | [INFO] [stdout] 376 | fn binary(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:400:27 [INFO] [stdout] | [INFO] [stdout] 400 | fn literal(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/chunk.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_string` [INFO] [stdout] --> src/lox_string_table.rs:288:12 [INFO] [stdout] | [INFO] [stdout] 288 | pub fn remove_string(&mut self, string: &LoxString) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:265:26 [INFO] [stdout] | [INFO] [stdout] 265 | fn number(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:272:26 [INFO] [stdout] | [INFO] [stdout] 272 | fn string(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:315:28 [INFO] [stdout] | [INFO] [stdout] 315 | fn grouping(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:320:25 [INFO] [stdout] | [INFO] [stdout] 320 | fn unary(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:376:26 [INFO] [stdout] | [INFO] [stdout] 376 | fn binary(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `can_assign` [INFO] [stdout] --> src/compiler.rs:400:27 [INFO] [stdout] | [INFO] [stdout] 400 | fn literal(&mut self, can_assign: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_can_assign` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/chunk.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_check_keyword` [INFO] [stdout] --> src/scanner.rs:491:8 [INFO] [stdout] | [INFO] [stdout] 491 | fn test_check_keyword() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `keywords_test` [INFO] [stdout] --> src/scanner.rs:519:8 [INFO] [stdout] | [INFO] [stdout] 519 | fn keywords_test() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.67s [INFO] running `Command { std: "docker" "inspect" "c60bc4818aea02306f5910ce72b8d330507807af61a17bbd1d2f1002c1222a7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c60bc4818aea02306f5910ce72b8d330507807af61a17bbd1d2f1002c1222a7d", kill_on_drop: false }` [INFO] [stdout] c60bc4818aea02306f5910ce72b8d330507807af61a17bbd1d2f1002c1222a7d