Dec 19 13:31:21.461 INFO checking lonnng/lua-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 13:31:21.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lonnng/lua-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 13:31:21.927 INFO [stdout] 682565f52dad337b70a4ce3e0449f4640fedab3b0317dfed4640168a7d87a94f Dec 19 13:31:21.930 INFO running `"docker" "start" "-a" "682565f52dad337b70a4ce3e0449f4640fedab3b0317dfed4640168a7d87a94f"` Dec 19 13:31:23.853 INFO [stderr] Checking libc v0.2.42 Dec 19 13:31:23.872 INFO [stderr] Checking byteorder v1.2.3 Dec 19 13:31:27.130 INFO [stderr] Checking iovec v0.1.2 Dec 19 13:31:27.766 INFO [stderr] Checking bytes v0.4.8 Dec 19 13:31:29.730 INFO [stderr] Checking lua v0.1.0 (/opt/crater/workdir) Dec 19 13:31:30.645 INFO [stderr] warning: unused import: `state::State` Dec 19 13:31:30.645 INFO [stderr] --> src/scanner.rs:3:5 Dec 19 13:31:30.645 INFO [stderr] | Dec 19 13:31:30.645 INFO [stderr] 3 | use state::State; Dec 19 13:31:30.645 INFO [stderr] | ^^^^^^^^^^^^ Dec 19 13:31:30.645 INFO [stderr] | Dec 19 13:31:30.645 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 13:31:30.645 INFO [stderr] Dec 19 13:31:30.645 INFO [stderr] warning: unused import: `std::mem` Dec 19 13:31:30.645 INFO [stderr] --> src/scanner.rs:6:5 Dec 19 13:31:30.645 INFO [stderr] | Dec 19 13:31:30.645 INFO [stderr] 6 | use std::mem; Dec 19 13:31:30.646 INFO [stderr] | ^^^^^^^^ Dec 19 13:31:30.646 INFO [stderr] Dec 19 13:31:30.647 INFO [stderr] warning: doc comment not used by rustdoc Dec 19 13:31:30.647 INFO [stderr] --> src/scanner.rs:368:25 Dec 19 13:31:30.647 INFO [stderr] | Dec 19 13:31:30.647 INFO [stderr] 368 | /// Escape charactors Dec 19 13:31:30.647 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 19 13:31:30.647 INFO [stderr] | Dec 19 13:31:30.647 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 19 13:31:30.647 INFO [stderr] Dec 19 13:31:30.808 INFO [stderr] warning: unused import: `state::State` Dec 19 13:31:30.808 INFO [stderr] --> src/scanner.rs:3:5 Dec 19 13:31:30.808 INFO [stderr] | Dec 19 13:31:30.808 INFO [stderr] 3 | use state::State; Dec 19 13:31:30.809 INFO [stderr] | ^^^^^^^^^^^^ Dec 19 13:31:30.809 INFO [stderr] | Dec 19 13:31:30.809 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 13:31:30.809 INFO [stderr] Dec 19 13:31:30.809 INFO [stderr] warning: unused import: `std::mem` Dec 19 13:31:30.809 INFO [stderr] --> src/scanner.rs:6:5 Dec 19 13:31:30.809 INFO [stderr] | Dec 19 13:31:30.809 INFO [stderr] 6 | use std::mem; Dec 19 13:31:30.809 INFO [stderr] | ^^^^^^^^ Dec 19 13:31:30.809 INFO [stderr] Dec 19 13:31:30.809 INFO [stderr] warning: doc comment not used by rustdoc Dec 19 13:31:30.809 INFO [stderr] --> src/scanner.rs:368:25 Dec 19 13:31:30.809 INFO [stderr] | Dec 19 13:31:30.809 INFO [stderr] 368 | /// Escape charactors Dec 19 13:31:30.809 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 19 13:31:30.809 INFO [stderr] | Dec 19 13:31:30.809 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 19 13:31:30.809 INFO [stderr] Dec 19 13:31:30.920 INFO [stderr] warning: unused import: `state::State` Dec 19 13:31:30.921 INFO [stderr] --> src/scanner.rs:3:5 Dec 19 13:31:30.921 INFO [stderr] | Dec 19 13:31:30.921 INFO [stderr] 3 | use state::State; Dec 19 13:31:30.921 INFO [stderr] | ^^^^^^^^^^^^ Dec 19 13:31:30.922 INFO [stderr] | Dec 19 13:31:30.922 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 13:31:30.922 INFO [stderr] Dec 19 13:31:30.922 INFO [stderr] warning: unused import: `std::mem` Dec 19 13:31:30.923 INFO [stderr] --> src/scanner.rs:6:5 Dec 19 13:31:30.923 INFO [stderr] | Dec 19 13:31:30.923 INFO [stderr] 6 | use std::mem; Dec 19 13:31:30.923 INFO [stderr] | ^^^^^^^^ Dec 19 13:31:30.923 INFO [stderr] Dec 19 13:31:30.924 INFO [stderr] warning: doc comment not used by rustdoc Dec 19 13:31:30.924 INFO [stderr] --> src/scanner.rs:368:25 Dec 19 13:31:30.924 INFO [stderr] | Dec 19 13:31:30.924 INFO [stderr] 368 | /// Escape charactors Dec 19 13:31:30.924 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 19 13:31:30.924 INFO [stderr] | Dec 19 13:31:30.924 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 19 13:31:30.925 INFO [stderr] Dec 19 13:31:30.925 INFO [stderr] warning: unused imports: `Read`, `Write` Dec 19 13:31:30.925 INFO [stderr] --> src/scanner.rs:643:19 Dec 19 13:31:30.925 INFO [stderr] | Dec 19 13:31:30.925 INFO [stderr] 643 | use std::io::{Read, Write}; Dec 19 13:31:30.925 INFO [stderr] | ^^^^ ^^^^^ Dec 19 13:31:30.925 INFO [stderr] Dec 19 13:31:31.219 INFO [stderr] warning: unreachable expression Dec 19 13:31:31.219 INFO [stderr] --> src/scanner.rs:238:9 Dec 19 13:31:31.219 INFO [stderr] | Dec 19 13:31:31.219 INFO [stderr] 238 | unreachable!() Dec 19 13:31:31.219 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 13:31:31.232 INFO [stderr] | Dec 19 13:31:31.232 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 19 13:31:31.232 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 19 13:31:31.232 INFO [stderr] Dec 19 13:31:31.266 INFO [stderr] warning: unreachable expression Dec 19 13:31:31.266 INFO [stderr] --> src/scanner.rs:355:9 Dec 19 13:31:31.266 INFO [stderr] | Dec 19 13:31:31.266 INFO [stderr] 355 | unreachable!() Dec 19 13:31:31.266 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 13:31:31.266 INFO [stderr] | Dec 19 13:31:31.266 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 19 13:31:31.266 INFO [stderr] Dec 19 13:31:31.314 INFO [stderr] warning: unreachable expression Dec 19 13:31:31.314 INFO [stderr] --> src/scanner.rs:238:9 Dec 19 13:31:31.314 INFO [stderr] | Dec 19 13:31:31.314 INFO [stderr] 238 | unreachable!() Dec 19 13:31:31.314 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 13:31:31.314 INFO [stderr] | Dec 19 13:31:31.324 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 19 13:31:31.324 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 19 13:31:31.324 INFO [stderr] Dec 19 13:31:31.352 INFO [stderr] warning: unreachable expression Dec 19 13:31:31.352 INFO [stderr] --> src/scanner.rs:355:9 Dec 19 13:31:31.352 INFO [stderr] | Dec 19 13:31:31.352 INFO [stderr] 355 | unreachable!() Dec 19 13:31:31.352 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 13:31:31.352 INFO [stderr] | Dec 19 13:31:31.353 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 19 13:31:31.353 INFO [stderr] Dec 19 13:31:31.400 INFO [stderr] warning: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` Dec 19 13:31:31.400 INFO [stderr] --> src/scanner.rs:580:23 Dec 19 13:31:31.400 INFO [stderr] | Dec 19 13:31:31.400 INFO [stderr] 580 | let r = s.trim_left_matches("0").to_string(); Dec 19 13:31:31.400 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 19 13:31:31.400 INFO [stderr] | Dec 19 13:31:31.401 INFO [stderr] = note: #[warn(deprecated)] on by default Dec 19 13:31:31.401 INFO [stderr] Dec 19 13:31:31.468 INFO [stderr] warning: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` Dec 19 13:31:31.468 INFO [stderr] --> src/scanner.rs:580:23 Dec 19 13:31:31.468 INFO [stderr] | Dec 19 13:31:31.468 INFO [stderr] 580 | let r = s.trim_left_matches("0").to_string(); Dec 19 13:31:31.468 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 19 13:31:31.468 INFO [stderr] | Dec 19 13:31:31.468 INFO [stderr] = note: #[warn(deprecated)] on by default Dec 19 13:31:31.469 INFO [stderr] Dec 19 13:31:31.548 INFO [stderr] warning: unreachable expression Dec 19 13:31:31.548 INFO [stderr] --> src/scanner.rs:238:9 Dec 19 13:31:31.548 INFO [stderr] | Dec 19 13:31:31.548 INFO [stderr] 238 | unreachable!() Dec 19 13:31:31.548 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 13:31:31.556 INFO [stderr] | Dec 19 13:31:31.556 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 19 13:31:31.556 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 19 13:31:31.556 INFO [stderr] Dec 19 13:31:31.589 INFO [stderr] warning: unreachable expression Dec 19 13:31:31.589 INFO [stderr] --> src/scanner.rs:355:9 Dec 19 13:31:31.589 INFO [stderr] | Dec 19 13:31:31.589 INFO [stderr] 355 | unreachable!() Dec 19 13:31:31.589 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 13:31:31.590 INFO [stderr] | Dec 19 13:31:31.590 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 19 13:31:31.590 INFO [stderr] Dec 19 13:31:31.740 INFO [stderr] warning: use of deprecated item 'core::str::::trim_left_matches': superseded by `trim_start_matches` Dec 19 13:31:31.740 INFO [stderr] --> src/scanner.rs:580:23 Dec 19 13:31:31.741 INFO [stderr] | Dec 19 13:31:31.741 INFO [stderr] 580 | let r = s.trim_left_matches("0").to_string(); Dec 19 13:31:31.741 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 19 13:31:31.760 INFO [stderr] | Dec 19 13:31:31.761 INFO [stderr] = note: #[warn(deprecated)] on by default Dec 19 13:31:31.761 INFO [stderr] Dec 19 13:31:32.809 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.809 INFO [stderr] --> src/compiler.rs:933:21 Dec 19 13:31:32.809 INFO [stderr] | Dec 19 13:31:32.809 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 19 13:31:32.810 INFO [stderr] | ^^^ Dec 19 13:31:32.810 INFO [stderr] | Dec 19 13:31:32.810 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 19 13:31:32.810 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.811 INFO [stderr] Dec 19 13:31:32.811 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.811 INFO [stderr] --> src/compiler.rs:937:21 Dec 19 13:31:32.811 INFO [stderr] | Dec 19 13:31:32.811 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 19 13:31:32.812 INFO [stderr] | ^^^ Dec 19 13:31:32.812 INFO [stderr] | Dec 19 13:31:32.812 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.812 INFO [stderr] Dec 19 13:31:32.813 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.813 INFO [stderr] --> src/compiler.rs:1020:17 Dec 19 13:31:32.813 INFO [stderr] | Dec 19 13:31:32.813 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 19 13:31:32.814 INFO [stderr] | ^^^ Dec 19 13:31:32.814 INFO [stderr] | Dec 19 13:31:32.814 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.814 INFO [stderr] Dec 19 13:31:32.820 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.820 INFO [stderr] --> src/compiler.rs:1676:21 Dec 19 13:31:32.820 INFO [stderr] | Dec 19 13:31:32.821 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 19 13:31:32.821 INFO [stderr] | ^^^ Dec 19 13:31:32.821 INFO [stderr] | Dec 19 13:31:32.821 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.821 INFO [stderr] Dec 19 13:31:32.822 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.822 INFO [stderr] --> src/compiler.rs:933:21 Dec 19 13:31:32.822 INFO [stderr] | Dec 19 13:31:32.822 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 19 13:31:32.822 INFO [stderr] | ^^^ Dec 19 13:31:32.822 INFO [stderr] | Dec 19 13:31:32.822 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 19 13:31:32.828 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.828 INFO [stderr] Dec 19 13:31:32.828 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.828 INFO [stderr] --> src/compiler.rs:937:21 Dec 19 13:31:32.828 INFO [stderr] | Dec 19 13:31:32.828 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 19 13:31:32.828 INFO [stderr] | ^^^ Dec 19 13:31:32.828 INFO [stderr] | Dec 19 13:31:32.828 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.828 INFO [stderr] Dec 19 13:31:32.829 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.829 INFO [stderr] --> src/compiler.rs:1020:17 Dec 19 13:31:32.829 INFO [stderr] | Dec 19 13:31:32.829 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 19 13:31:32.829 INFO [stderr] | ^^^ Dec 19 13:31:32.829 INFO [stderr] | Dec 19 13:31:32.829 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.829 INFO [stderr] Dec 19 13:31:32.830 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:32.830 INFO [stderr] --> src/compiler.rs:1676:21 Dec 19 13:31:32.830 INFO [stderr] | Dec 19 13:31:32.830 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 19 13:31:32.830 INFO [stderr] | ^^^ Dec 19 13:31:32.836 INFO [stderr] | Dec 19 13:31:32.836 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:32.836 INFO [stderr] Dec 19 13:31:32.912 INFO [stderr] warning: variable does not need to be mutable Dec 19 13:31:32.912 INFO [stderr] --> src/scanner.rs:475:17 Dec 19 13:31:32.912 INFO [stderr] | Dec 19 13:31:32.912 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 19 13:31:32.912 INFO [stderr] | ----^^^^^^ Dec 19 13:31:32.912 INFO [stderr] | | Dec 19 13:31:32.912 INFO [stderr] | help: remove this `mut` Dec 19 13:31:32.932 INFO [stderr] | Dec 19 13:31:32.932 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 13:31:32.932 INFO [stderr] Dec 19 13:31:32.933 INFO [stderr] warning: variable does not need to be mutable Dec 19 13:31:32.933 INFO [stderr] --> src/scanner.rs:475:17 Dec 19 13:31:32.933 INFO [stderr] | Dec 19 13:31:32.933 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 19 13:31:32.933 INFO [stderr] | ----^^^^^^ Dec 19 13:31:32.933 INFO [stderr] | | Dec 19 13:31:32.933 INFO [stderr] | help: remove this `mut` Dec 19 13:31:32.933 INFO [stderr] | Dec 19 13:31:32.940 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 13:31:32.940 INFO [stderr] warning: variable does not need to be mutable Dec 19 13:31:32.941 INFO [stderr] --> src/scanner.rs:517:49 Dec 19 13:31:32.941 INFO [stderr] | Dec 19 13:31:32.941 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 19 13:31:32.941 INFO [stderr] | ----^^^^^ Dec 19 13:31:32.941 INFO [stderr] | | Dec 19 13:31:32.942 INFO [stderr] | help: remove this `mut` Dec 19 13:31:32.942 INFO [stderr] Dec 19 13:31:32.960 INFO [stderr] warning: variable does not need to be mutable Dec 19 13:31:32.960 INFO [stderr] --> src/scanner.rs:517:49 Dec 19 13:31:32.961 INFO [stderr] | Dec 19 13:31:32.961 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 19 13:31:32.961 INFO [stderr] | ----^^^^^ Dec 19 13:31:32.961 INFO [stderr] | | Dec 19 13:31:32.961 INFO [stderr] | help: remove this `mut` Dec 19 13:31:32.961 INFO [stderr] Dec 19 13:31:32.962 INFO [stderr] Dec 19 13:31:33.220 INFO [stderr] warning: unused variable: `res` Dec 19 13:31:33.221 INFO [stderr] --> src/scanner.rs:732:13 Dec 19 13:31:33.221 INFO [stderr] | Dec 19 13:31:33.221 INFO [stderr] 732 | let res = scanner.scan(); Dec 19 13:31:33.221 INFO [stderr] | ^^^ help: consider using `_res` instead Dec 19 13:31:33.248 INFO [stderr] | Dec 19 13:31:33.248 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 19 13:31:33.248 INFO [stderr] Dec 19 13:31:33.248 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:33.248 INFO [stderr] --> src/compiler.rs:933:21 Dec 19 13:31:33.248 INFO [stderr] | Dec 19 13:31:33.248 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 19 13:31:33.248 INFO [stderr] | ^^^ Dec 19 13:31:33.248 INFO [stderr] | Dec 19 13:31:33.248 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 19 13:31:33.248 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:33.248 INFO [stderr] Dec 19 13:31:33.249 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:33.249 INFO [stderr] --> src/compiler.rs:937:21 Dec 19 13:31:33.249 INFO [stderr] | Dec 19 13:31:33.249 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 19 13:31:33.249 INFO [stderr] | ^^^ Dec 19 13:31:33.249 INFO [stderr] | Dec 19 13:31:33.249 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:33.249 INFO [stderr] Dec 19 13:31:33.249 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:33.249 INFO [stderr] --> src/compiler.rs:1020:17 Dec 19 13:31:33.249 INFO [stderr] | Dec 19 13:31:33.249 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 19 13:31:33.249 INFO [stderr] | ^^^ Dec 19 13:31:33.249 INFO [stderr] | Dec 19 13:31:33.249 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:33.249 INFO [stderr] Dec 19 13:31:33.249 INFO [stderr] warning: value assigned to `reg` is never read Dec 19 13:31:33.249 INFO [stderr] --> src/compiler.rs:1676:21 Dec 19 13:31:33.249 INFO [stderr] | Dec 19 13:31:33.249 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 19 13:31:33.249 INFO [stderr] | ^^^ Dec 19 13:31:33.250 INFO [stderr] | Dec 19 13:31:33.250 INFO [stderr] = help: maybe it is overwritten before being read? Dec 19 13:31:33.250 INFO [stderr] Dec 19 13:31:33.368 INFO [stderr] warning: variable does not need to be mutable Dec 19 13:31:33.368 INFO [stderr] --> src/scanner.rs:475:17 Dec 19 13:31:33.368 INFO [stderr] | Dec 19 13:31:33.369 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 19 13:31:33.369 INFO [stderr] | ----^^^^^^ Dec 19 13:31:33.369 INFO [stderr] | | Dec 19 13:31:33.369 INFO [stderr] | help: remove this `mut` Dec 19 13:31:33.369 INFO [stderr] | Dec 19 13:31:33.369 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 13:31:33.369 INFO [stderr] Dec 19 13:31:33.380 INFO [stderr] warning: variable does not need to be mutable Dec 19 13:31:33.380 INFO [stderr] --> src/scanner.rs:517:49 Dec 19 13:31:33.380 INFO [stderr] | Dec 19 13:31:33.380 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 19 13:31:33.380 INFO [stderr] | ----^^^^^ Dec 19 13:31:33.380 INFO [stderr] | | Dec 19 13:31:33.380 INFO [stderr] | help: remove this `mut` Dec 19 13:31:33.380 INFO [stderr] Dec 19 13:31:34.700 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.95s Dec 19 13:31:35.914 INFO running `"docker" "inspect" "682565f52dad337b70a4ce3e0449f4640fedab3b0317dfed4640168a7d87a94f"` Dec 19 13:31:36.246 INFO running `"docker" "rm" "-f" "682565f52dad337b70a4ce3e0449f4640fedab3b0317dfed4640168a7d87a94f"` Dec 19 13:31:36.660 INFO [stdout] 682565f52dad337b70a4ce3e0449f4640fedab3b0317dfed4640168a7d87a94f