[INFO] cloning repository https://github.com/rdaum/rol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rdaum/rol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdaum%2Frol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdaum%2Frol'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c05f093d5640a904751d2932d9060a9d746eddba [INFO] building rdaum/rol against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdaum%2Frol" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rdaum/rol [INFO] finished tweaking git repo https://github.com/rdaum/rol [INFO] tweaked toml for git repo https://github.com/rdaum/rol written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rdaum/rol on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rdaum/rol 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cranelift-bitset v0.122.0 [INFO] [stderr] Downloaded cranelift-srcgen v0.122.0 [INFO] [stderr] Downloaded probe v0.5.1 [INFO] [stderr] Downloaded papaya v0.2.3 [INFO] [stderr] Downloaded atomic v0.6.1 [INFO] [stderr] Downloaded cranelift-jit v0.122.0 [INFO] [stderr] Downloaded boxcar v0.2.13 [INFO] [stderr] Downloaded cranelift-assembler-x64 v0.122.0 [INFO] [stderr] Downloaded atomic-traits v0.4.0 [INFO] [stderr] Downloaded cranelift-module v0.122.0 [INFO] [stderr] Downloaded git2 v0.20.2 [INFO] [stderr] Downloaded cranelift-codegen-meta v0.122.0 [INFO] [stderr] Downloaded region v3.0.2 [INFO] [stderr] Downloaded wasmtime-internal-jit-icache-coherence v35.0.0 [INFO] [stderr] Downloaded cranelift v0.122.0 [INFO] [stderr] Downloaded wasmtime-internal-math v35.0.0 [INFO] [stderr] Downloaded seize v0.5.0 [INFO] [stderr] Downloaded cranelift-entity v0.122.0 [INFO] [stderr] Downloaded cranelift-isle v0.122.0 [INFO] [stderr] Downloaded rustyline v14.0.0 [INFO] 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"/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1faca38ee9b4e3bd8c86c998ab6e6c2a4c7bbc00d2ee40985a1548635a7a1b6f [INFO] running `Command { std: "docker" "start" "-a" "1faca38ee9b4e3bd8c86c998ab6e6c2a4c7bbc00d2ee40985a1548635a7a1b6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1faca38ee9b4e3bd8c86c998ab6e6c2a4c7bbc00d2ee40985a1548635a7a1b6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1faca38ee9b4e3bd8c86c998ab6e6c2a4c7bbc00d2ee40985a1548635a7a1b6f", kill_on_drop: false }` [INFO] [stdout] 1faca38ee9b4e3bd8c86c998ab6e6c2a4c7bbc00d2ee40985a1548635a7a1b6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51366f3f54d4b033f13fb2291dbc70d4418b4e87081838e948046508f657dbbe [INFO] running `Command { std: "docker" "start" "-a" "51366f3f54d4b033f13fb2291dbc70d4418b4e87081838e948046508f657dbbe", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling cranelift-srcgen v0.122.0 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling unicode-joining-type v1.0.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling cranelift-isle v0.122.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling libm v0.2.15 [INFO] [stderr] Compiling cranelift-codegen-shared v0.122.0 [INFO] [stderr] Compiling target-lexicon v0.13.2 [INFO] [stderr] Compiling unicode-bidi v0.3.18 [INFO] [stderr] Compiling cranelift-bitset v0.122.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling bumpalo v3.19.0 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling tinyvec v1.9.0 [INFO] [stderr] Compiling cranelift-entity v0.122.0 [INFO] [stderr] Compiling arbitrary v1.4.1 [INFO] [stderr] Compiling cranelift-assembler-x64-meta v0.122.0 [INFO] [stderr] Compiling utf8_iter v1.0.4 [INFO] [stderr] Compiling cranelift-bforest v0.122.0 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling gimli v0.31.1 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling bitflags v2.9.1 [INFO] [stderr] Compiling regalloc2 v0.12.2 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling rustix v1.0.8 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Compiling atomic-traits v0.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling anstyle-parse v0.2.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling colorchoice v1.0.4 [INFO] [stderr] Compiling unicode-normalization v0.1.24 [INFO] [stderr] Compiling portable-atomic v1.11.1 [INFO] [stderr] Compiling anstyle v1.0.11 [INFO] [stderr] Compiling jobserver v0.1.33 [INFO] [stderr] Compiling wasmtime-internal-math v35.0.0 [INFO] [stderr] Compiling idna_mapping v1.1.0 [INFO] [stderr] Compiling anstyle-query v1.1.3 [INFO] [stderr] Compiling cranelift-codegen-meta v0.122.0 [INFO] [stderr] Compiling cc v1.2.30 [INFO] [stderr] Compiling cranelift-control v0.122.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling anstream v0.6.19 [INFO] [stderr] Compiling env_filter v0.1.3 [INFO] [stderr] Compiling bitmaps v2.1.0 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling idna_adapter v1.1.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Compiling idna v1.0.3 [INFO] [stderr] Compiling jiff v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling endian-type v0.1.2 [INFO] [stderr] Compiling rand_xoshiro v0.6.0 [INFO] [stderr] Compiling radix_trie v0.2.1 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling url v2.5.4 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling sysinfo v0.33.1 [INFO] [stderr] Compiling wasmtime-internal-jit-icache-coherence v35.0.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling region v3.0.2 [INFO] [stderr] Compiling seize v0.5.0 [INFO] [stderr] Compiling cranelift-assembler-x64 v0.122.0 [INFO] [stderr] Compiling sized-chunks v0.6.5 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling strum v0.27.2 [INFO] [stderr] Compiling libz-sys v1.1.22 [INFO] [stderr] Compiling libgit2-sys v0.18.2+1.9.1 [INFO] [stderr] Compiling probe v0.5.1 [INFO] [stderr] Compiling atomic_refcell v0.1.13 [INFO] [stderr] Compiling downcast-rs v2.0.1 [INFO] [stderr] Compiling papaya v0.2.3 [INFO] [stderr] Compiling fd-lock v4.0.4 [INFO] [stderr] Compiling boxcar v0.2.13 [INFO] [stderr] Compiling cranelift-codegen v0.122.0 [INFO] [stderr] Compiling bytemuck_derive v1.8.1 [INFO] [stderr] Compiling enum-map-derive v0.17.0 [INFO] [stderr] Compiling delegate v0.13.4 [INFO] [stderr] Compiling mmtk-macros v0.31.0 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Compiling rustyline v14.0.0 [INFO] [stderr] Compiling enum-map v2.7.3 [INFO] [stderr] Compiling bytemuck v1.23.1 [INFO] [stderr] Compiling atomic v0.6.1 [INFO] [stderr] Compiling env_logger v0.11.8 [INFO] [stderr] Compiling git2 v0.20.2 [INFO] [stderr] Compiling built v0.7.7 [INFO] [stderr] Compiling mmtk v0.31.0 [INFO] [stderr] Compiling cranelift-module v0.122.0 [INFO] [stderr] Compiling cranelift-native v0.122.0 [INFO] [stderr] Compiling cranelift-frontend v0.122.0 [INFO] [stderr] Compiling cranelift-jit v0.122.0 [INFO] [stderr] Compiling cranelift v0.122.0 [INFO] [stderr] Compiling rol v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::with_write_barrier` [INFO] [stdout] --> src/bytecode.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use crate::with_write_barrier; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gc/mmtk_binding.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | /// Thread-local mutator storage for proper thread binding [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gc/mmtk_binding.rs:954:1 [INFO] [stdout] | [INFO] [stdout] 954 | /// Thread-local task control flags - much simpler with isolated heaps [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mmtk_dealloc_placeholder` [INFO] [stdout] --> src/heap/lisp_task.rs:5:62 [INFO] [stdout] | [INFO] [stdout] 5 | is_mmtk_initialized, mmtk_alloc, mmtk_alloc_placeholder, mmtk_dealloc_placeholder, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/scheduler/scheduler.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use std::sync::{Arc, RwLock, atomic::AtomicU64}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit_ptr` [INFO] [stdout] --> src/bytecode.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub extern "C" fn jit_set_global(jit_ptr: *mut BytecodeJIT, symbol_id: u64, value: u64) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_jit_ptr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit_ptr` [INFO] [stdout] --> src/bytecode.rs:115:34 [INFO] [stdout] | [INFO] [stdout] 115 | pub extern "C" fn jit_get_global(jit_ptr: *mut BytecodeJIT, symbol_id: u64) -> u64 { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_jit_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit` [INFO] [stdout] --> src/scheduler/scheduler.rs:204:21 [INFO] [stdout] | [INFO] [stdout] 204 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_jit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scheduler/scheduler.rs:204:17 [INFO] [stdout] | [INFO] [stdout] 204 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `label_blocks`, `safepoint_ref`, and `recursive_calls` are never read [INFO] [stdout] --> src/bytecode.rs:1864:5 [INFO] [stdout] | [INFO] [stdout] 1860 | struct BytecodeAnalyzer<'a> { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 1864 | label_blocks: std::collections::HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1870 | safepoint_ref: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1885 | recursive_calls: Option<&'a std::collections::HashMap>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `emit_safepoint_check` is never used [INFO] [stdout] --> src/bytecode.rs:1897:8 [INFO] [stdout] | [INFO] [stdout] 1890 | impl<'a> BytecodeAnalyzer<'a> { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 1897 | fn emit_safepoint_check(&self, builder: &mut FunctionBuilder) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unregister_thread_root` is never used [INFO] [stdout] --> src/gc/mmtk_binding.rs:608:8 [INFO] [stdout] | [INFO] [stdout] 608 | pub fn unregister_thread_root(ptr: *mut dyn GcTrace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `slots_ptr` is never used [INFO] [stdout] --> src/heap/environment.rs:84:15 [INFO] [stdout] | [INFO] [stdout] 43 | impl Environment { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | unsafe fn slots_ptr(ptr: *mut Environment) -> *mut u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `trailing_slice_mut` is never used [INFO] [stdout] --> src/heap/flexible_utils.rs:53:15 [INFO] [stdout] | [INFO] [stdout] 53 | pub unsafe fn trailing_slice_mut<'a, T, U>(base_ptr: *mut T, element_count: usize) -> &'a mut [U] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `isa` is never read [INFO] [stdout] --> src/jit.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 128 | pub struct VarJIT { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 132 | isa: cranelift::codegen::isa::OwnedTargetIsa, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `next_id` is never read [INFO] [stdout] --> src/symbol.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 87 | struct GlobalInternerState { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 93 | next_id: CachePadded, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `global_env_ptr` is never read [INFO] [stdout] --> src/bin/repl.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Repl { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | global_env_ptr: *mut Environment, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/fib_bench.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | for i in 0..iterations { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `editor` and `global_env_ptr` are never read [INFO] [stdout] --> src/bin/repl.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Repl { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 29 | editor: DefaultEditor, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 30 | global_env_ptr: *mut Environment, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `format_result`, `run`, and `print_help` are never used [INFO] [stdout] --> src/bin/repl.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 33 | impl Repl { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 94 | pub fn format_result(&self, var: &Var) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn run(&mut self) -> std::result::Result<(), ReadlineError> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 229 | fn print_help(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `start_repl` is never used [INFO] [stdout] --> src/bin/repl.rs:281:8 [INFO] [stdout] | [INFO] [stdout] 281 | pub fn start_repl() -> std::result::Result<(), ReadlineError> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s [INFO] running `Command { std: "docker" "inspect" "51366f3f54d4b033f13fb2291dbc70d4418b4e87081838e948046508f657dbbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51366f3f54d4b033f13fb2291dbc70d4418b4e87081838e948046508f657dbbe", kill_on_drop: false }` [INFO] [stdout] 51366f3f54d4b033f13fb2291dbc70d4418b4e87081838e948046508f657dbbe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 816c0246b0f475b448a32eff7e9c187fa1d7ecd832507893f9e3849bc89de630 [INFO] running `Command { std: "docker" "start" "-a" "816c0246b0f475b448a32eff7e9c187fa1d7ecd832507893f9e3849bc89de630", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `crate::with_write_barrier` [INFO] [stdout] --> src/bytecode.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use crate::with_write_barrier; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gc/mmtk_binding.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | /// Thread-local mutator storage for proper thread binding [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gc/mmtk_binding.rs:954:1 [INFO] [stdout] | [INFO] [stdout] 954 | /// Thread-local task control flags - much simpler with isolated heaps [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mmtk_dealloc_placeholder` [INFO] [stdout] --> src/heap/lisp_task.rs:5:62 [INFO] [stdout] | [INFO] [stdout] 5 | is_mmtk_initialized, mmtk_alloc, mmtk_alloc_placeholder, mmtk_dealloc_placeholder, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/scheduler/scheduler.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use std::sync::{Arc, RwLock, atomic::AtomicU64}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit_ptr` [INFO] [stdout] --> src/bytecode.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub extern "C" fn jit_set_global(jit_ptr: *mut BytecodeJIT, symbol_id: u64, value: u64) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_jit_ptr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit_ptr` [INFO] [stdout] --> src/bytecode.rs:115:34 [INFO] [stdout] | [INFO] [stdout] 115 | pub extern "C" fn jit_get_global(jit_ptr: *mut BytecodeJIT, symbol_id: u64) -> u64 { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_jit_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit` [INFO] [stdout] --> src/scheduler/scheduler.rs:204:21 [INFO] [stdout] | [INFO] [stdout] 204 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_jit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scheduler/scheduler.rs:204:17 [INFO] [stdout] | [INFO] [stdout] 204 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `label_blocks`, `safepoint_ref`, and `recursive_calls` are never read [INFO] [stdout] --> src/bytecode.rs:1864:5 [INFO] [stdout] | [INFO] [stdout] 1860 | struct BytecodeAnalyzer<'a> { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 1864 | label_blocks: std::collections::HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1870 | safepoint_ref: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1885 | recursive_calls: Option<&'a std::collections::HashMap>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `emit_safepoint_check` is never used [INFO] [stdout] --> src/bytecode.rs:1897:8 [INFO] [stdout] | [INFO] [stdout] 1890 | impl<'a> BytecodeAnalyzer<'a> { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 1897 | fn emit_safepoint_check(&self, builder: &mut FunctionBuilder) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unregister_thread_root` is never used [INFO] [stdout] --> src/gc/mmtk_binding.rs:608:8 [INFO] [stdout] | [INFO] [stdout] 608 | pub fn unregister_thread_root(ptr: *mut dyn GcTrace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `slots_ptr` is never used [INFO] [stdout] --> src/heap/environment.rs:84:15 [INFO] [stdout] | [INFO] [stdout] 43 | impl Environment { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | unsafe fn slots_ptr(ptr: *mut Environment) -> *mut u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `trailing_slice_mut` is never used [INFO] [stdout] --> src/heap/flexible_utils.rs:53:15 [INFO] [stdout] | [INFO] [stdout] 53 | pub unsafe fn trailing_slice_mut<'a, T, U>(base_ptr: *mut T, element_count: usize) -> &'a mut [U] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `isa` is never read [INFO] [stdout] --> src/jit.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 128 | pub struct VarJIT { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 132 | isa: cranelift::codegen::isa::OwnedTargetIsa, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `next_id` is never read [INFO] [stdout] --> src/symbol.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 87 | struct GlobalInternerState { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 93 | next_id: CachePadded, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rol v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/fib_bench.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | for i in 0..iterations { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `editor` and `global_env_ptr` are never read [INFO] [stdout] --> src/bin/repl.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Repl { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 29 | editor: DefaultEditor, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 30 | global_env_ptr: *mut Environment, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `run` and `print_help` are never used [INFO] [stdout] --> src/bin/repl.rs:156:12 [INFO] [stdout] | [INFO] [stdout] 33 | impl Repl { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn run(&mut self) -> std::result::Result<(), ReadlineError> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 229 | fn print_help(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `start_repl` is never used [INFO] [stdout] --> src/bin/repl.rs:281:8 [INFO] [stdout] | [INFO] [stdout] 281 | pub fn start_repl() -> std::result::Result<(), ReadlineError> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::with_write_barrier` [INFO] [stdout] --> src/bytecode.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use crate::with_write_barrier; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gc/mmtk_binding.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | /// Thread-local mutator storage for proper thread binding [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/gc/mmtk_binding.rs:954:1 [INFO] [stdout] | [INFO] [stdout] 954 | /// Thread-local task control flags - much simpler with isolated heaps [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mmtk_dealloc_placeholder` [INFO] [stdout] --> src/heap/lisp_task.rs:5:62 [INFO] [stdout] | [INFO] [stdout] 5 | is_mmtk_initialized, mmtk_alloc, mmtk_alloc_placeholder, mmtk_dealloc_placeholder, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/scheduler/scheduler.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use std::sync::{Arc, RwLock, atomic::AtomicU64}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `global_env_ptr` is never read [INFO] [stdout] --> src/bin/repl.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Repl { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | global_env_ptr: *mut Environment, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit_ptr` [INFO] [stdout] --> src/bytecode.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub extern "C" fn jit_set_global(jit_ptr: *mut BytecodeJIT, symbol_id: u64, value: u64) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_jit_ptr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit_ptr` [INFO] [stdout] --> src/bytecode.rs:115:34 [INFO] [stdout] | [INFO] [stdout] 115 | pub extern "C" fn jit_get_global(jit_ptr: *mut BytecodeJIT, symbol_id: u64) -> u64 { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_jit_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inner_list` [INFO] [stdout] --> src/gc/mod.rs:337:13 [INFO] [stdout] | [INFO] [stdout] 337 | let inner_list = Var::tuple(&[Var::int(1), Var::int(2)]); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string` [INFO] [stdout] --> src/gc/mod.rs:338:13 [INFO] [stdout] | [INFO] [stdout] 338 | let string = Var::string("test"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child_ptr` [INFO] [stdout] --> src/gc/mod.rs:432:17 [INFO] [stdout] | [INFO] [stdout] 432 | let child_ptr = Environment::from_values(&child_values, Some(parent_var)); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `env_ptr` [INFO] [stdout] --> src/heap/environment.rs:583:25 [INFO] [stdout] | [INFO] [stdout] 583 | if let Some(env_ptr) = env_var.as_environment() { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_env_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/heap/environment.rs:564:9 [INFO] [stdout] | [INFO] [stdout] 564 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child_ptr` [INFO] [stdout] --> src/heap/environment.rs:628:25 [INFO] [stdout] | [INFO] [stdout] 628 | if let Some(child_ptr) = child_var.as_environment() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent_ptr` [INFO] [stdout] --> src/heap/environment.rs:631:25 [INFO] [stdout] | [INFO] [stdout] 631 | if let Some(parent_ptr) = parent_var.as_environment() { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/heap/environment.rs:592:9 [INFO] [stdout] | [INFO] [stdout] 592 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `env_ptr` [INFO] [stdout] --> src/heap/environment.rs:661:25 [INFO] [stdout] | [INFO] [stdout] 661 | if let Some(env_ptr) = env_var.as_environment() { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_env_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child_ptr` [INFO] [stdout] --> src/heap/environment.rs:664:25 [INFO] [stdout] | [INFO] [stdout] 664 | if let Some(child_ptr) = child_var.as_environment() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/heap/environment.rs:640:9 [INFO] [stdout] | [INFO] [stdout] 640 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `none_var` [INFO] [stdout] --> src/jit.rs:1611:13 [INFO] [stdout] | [INFO] [stdout] 1611 | let none_var = Var::none(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_none_var` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `symbol_var` [INFO] [stdout] --> src/jit.rs:1612:13 [INFO] [stdout] | [INFO] [stdout] 1612 | let symbol_var = Var::symbol(12345); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_var` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit` [INFO] [stdout] --> src/scheduler/scheduler.rs:204:21 [INFO] [stdout] | [INFO] [stdout] 204 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_jit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scheduler/scheduler.rs:204:17 [INFO] [stdout] | [INFO] [stdout] 204 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `jit` [INFO] [stdout] --> src/scheduler/scheduler.rs:493:17 [INFO] [stdout] | [INFO] [stdout] 493 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_jit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scheduler/scheduler.rs:493:13 [INFO] [stdout] | [INFO] [stdout] 493 | let mut jit = BytecodeJIT::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `label_blocks`, `safepoint_ref`, and `recursive_calls` are never read [INFO] [stdout] --> src/bytecode.rs:1864:5 [INFO] [stdout] | [INFO] [stdout] 1860 | struct BytecodeAnalyzer<'a> { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 1864 | label_blocks: std::collections::HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1870 | safepoint_ref: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1885 | recursive_calls: Option<&'a std::collections::HashMap>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `emit_safepoint_check` is never used [INFO] [stdout] --> src/bytecode.rs:1897:8 [INFO] [stdout] | [INFO] [stdout] 1890 | impl<'a> BytecodeAnalyzer<'a> { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 1897 | fn emit_safepoint_check(&self, builder: &mut FunctionBuilder) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unregister_thread_root` is never used [INFO] [stdout] --> src/gc/mmtk_binding.rs:608:8 [INFO] [stdout] | [INFO] [stdout] 608 | pub fn unregister_thread_root(ptr: *mut dyn GcTrace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `slots_ptr` is never used [INFO] [stdout] --> src/heap/environment.rs:84:15 [INFO] [stdout] | [INFO] [stdout] 43 | impl Environment { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | unsafe fn slots_ptr(ptr: *mut Environment) -> *mut u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `trailing_slice_mut` is never used [INFO] [stdout] --> src/heap/flexible_utils.rs:53:15 [INFO] [stdout] | [INFO] [stdout] 53 | pub unsafe fn trailing_slice_mut<'a, T, U>(base_ptr: *mut T, element_count: usize) -> &'a mut [U] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `isa` is never read [INFO] [stdout] --> src/jit.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 128 | pub struct VarJIT { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 132 | isa: cranelift::codegen::isa::OwnedTargetIsa, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `next_id` is never read [INFO] [stdout] --> src/symbol.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 87 | struct GlobalInternerState { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 93 | next_id: CachePadded, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.59s [INFO] running `Command { std: "docker" "inspect" "816c0246b0f475b448a32eff7e9c187fa1d7ecd832507893f9e3849bc89de630", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "816c0246b0f475b448a32eff7e9c187fa1d7ecd832507893f9e3849bc89de630", kill_on_drop: false }` [INFO] [stdout] 816c0246b0f475b448a32eff7e9c187fa1d7ecd832507893f9e3849bc89de630