[INFO] cloning repository https://github.com/Measter/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Measter/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeaster%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeaster%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 119d80ad85d5f65f7702c0655720d293e6a17345 [INFO] checking Measter/rlox against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeaster%2Frlox" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Measter/rlox on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Measter/rlox [INFO] finished tweaking git repo https://github.com/Measter/rlox [INFO] tweaked toml for git repo https://github.com/Measter/rlox written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Measter/rlox already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 301962e83bf0ee529e3995c5e512256469219eaf1722682519dafeb55b55aeee [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" "301962e83bf0ee529e3995c5e512256469219eaf1722682519dafeb55b55aeee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "301962e83bf0ee529e3995c5e512256469219eaf1722682519dafeb55b55aeee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "301962e83bf0ee529e3995c5e512256469219eaf1722682519dafeb55b55aeee", kill_on_drop: false }` [INFO] [stdout] 301962e83bf0ee529e3995c5e512256469219eaf1722682519dafeb55b55aeee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cfe3d32e0fbc45754f01b506d102e89ca49331df272393ae9905f49f2d0b370 [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" "7cfe3d32e0fbc45754f01b506d102e89ca49331df272393ae9905f49f2d0b370", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking tracing-core v0.1.19 [INFO] [stderr] Checking sharded-slab v0.1.3 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling ahash v0.7.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking eyre v0.6.5 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking object v0.26.2 [INFO] [stderr] Checking tracing-subscriber v0.2.20 [INFO] [stderr] Checking lasso v0.6.0 [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling thiserror v1.0.29 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Compiling proc-macro-crate v1.1.0 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Compiling num_enum_derive v0.5.4 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.11 [INFO] [stderr] Checking rlox v0.1.0 (/opt/rustwide/workdir/crates/rlox) [INFO] [stderr] Checking tester v0.1.0 (/opt/rustwide/workdir/crates/tester) [INFO] [stderr] Checking rloxr v0.1.0 (/opt/rustwide/workdir/crates/interpreter) [INFO] [stdout] warning: associated function is never used: `set` [INFO] [stdout] --> crates/interpreter/src/ast.rs:158:12 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn set(object: Expression, name: Token, value: Expression, id: ExpressionId) -> 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: `id` [INFO] [stdout] --> crates/interpreter/src/ast.rs:250:12 [INFO] [stdout] | [INFO] [stdout] 250 | pub fn id(&self) -> ExpressionId { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set` [INFO] [stdout] --> crates/interpreter/src/ast.rs:158:12 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn set(object: Expression, name: Token, value: Expression, id: ExpressionId) -> 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: `id` [INFO] [stdout] --> crates/interpreter/src/ast.rs:250:12 [INFO] [stdout] | [INFO] [stdout] 250 | pub fn id(&self) -> ExpressionId { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_enum v0.5.4 [INFO] [stderr] Checking rloxum v0.1.0 (/opt/rustwide/workdir/crates/vm) [INFO] [stdout] warning: unused variable: `emitter` [INFO] [stdout] --> crates/vm/src/compiler.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | emitter: &mut DiagnosticEmitter<'_>, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_emitter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_id` [INFO] [stdout] --> crates/vm/src/vm.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | file_id: FileId, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `interner` [INFO] [stdout] --> crates/vm/src/vm.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | interner: &Rodeo, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interner` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `panic_mode` [INFO] [stdout] --> crates/vm/src/compiler.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | panic_mode: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `emitter` [INFO] [stdout] --> crates/vm/src/compiler.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | emitter: &mut DiagnosticEmitter<'_>, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_emitter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_id` [INFO] [stdout] --> crates/vm/src/vm.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | file_id: FileId, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `interner` [INFO] [stdout] --> crates/vm/src/vm.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | interner: &Rodeo, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interner` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `panic_mode` [INFO] [stdout] --> crates/vm/src/compiler.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | panic_mode: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 25s [INFO] running `Command { std: "docker" "inspect" "7cfe3d32e0fbc45754f01b506d102e89ca49331df272393ae9905f49f2d0b370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cfe3d32e0fbc45754f01b506d102e89ca49331df272393ae9905f49f2d0b370", kill_on_drop: false }` [INFO] [stdout] 7cfe3d32e0fbc45754f01b506d102e89ca49331df272393ae9905f49f2d0b370