Dec 04 15:01:35.902 INFO checking lonnng/lua-rs against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481 Dec 04 15:01:35.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 04 15:01:36.483 INFO [stdout] 1bc399a696135104d6ebbb5a456db8b3c8b1d8c9f8274986456e3519c47293cb Dec 04 15:01:36.489 INFO running `"docker" "start" "-a" "1bc399a696135104d6ebbb5a456db8b3c8b1d8c9f8274986456e3519c47293cb"` Dec 04 15:01:37.842 INFO [stderr] usermod: no changes Dec 04 15:01:37.963 INFO [stderr] Checking libc v0.2.42 Dec 04 15:01:37.971 INFO [stderr] Checking byteorder v1.2.3 Dec 04 15:01:39.931 INFO [stderr] Checking iovec v0.1.2 Dec 04 15:01:40.444 INFO [stderr] Checking bytes v0.4.8 Dec 04 15:01:41.799 INFO [stderr] Checking lua v0.1.0 (/source) Dec 04 15:01:42.727 INFO [stderr] warning: unused import: `state::State` Dec 04 15:01:42.727 INFO [stderr] --> src/scanner.rs:3:5 Dec 04 15:01:42.727 INFO [stderr] | Dec 04 15:01:42.727 INFO [stderr] 3 | use state::State; Dec 04 15:01:42.727 INFO [stderr] | ^^^^^^^^^^^^ Dec 04 15:01:42.727 INFO [stderr] | Dec 04 15:01:42.727 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 15:01:42.727 INFO [stderr] Dec 04 15:01:42.727 INFO [stderr] warning: unused import: `std::mem` Dec 04 15:01:42.727 INFO [stderr] --> src/scanner.rs:6:5 Dec 04 15:01:42.727 INFO [stderr] | Dec 04 15:01:42.727 INFO [stderr] 6 | use std::mem; Dec 04 15:01:42.727 INFO [stderr] | ^^^^^^^^ Dec 04 15:01:42.727 INFO [stderr] Dec 04 15:01:42.727 INFO [stderr] warning: doc comment not used by rustdoc Dec 04 15:01:42.727 INFO [stderr] --> src/scanner.rs:368:25 Dec 04 15:01:42.727 INFO [stderr] | Dec 04 15:01:42.727 INFO [stderr] 368 | /// Escape charactors Dec 04 15:01:42.727 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 15:01:42.727 INFO [stderr] | Dec 04 15:01:42.727 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 04 15:01:42.727 INFO [stderr] Dec 04 15:01:42.870 INFO [stderr] warning: unused import: `state::State` Dec 04 15:01:42.870 INFO [stderr] --> src/scanner.rs:3:5 Dec 04 15:01:42.870 INFO [stderr] | Dec 04 15:01:42.870 INFO [stderr] 3 | use state::State; Dec 04 15:01:42.870 INFO [stderr] | ^^^^^^^^^^^^ Dec 04 15:01:42.870 INFO [stderr] | Dec 04 15:01:42.870 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 15:01:42.870 INFO [stderr] Dec 04 15:01:42.870 INFO [stderr] warning: unused import: `std::mem` Dec 04 15:01:42.870 INFO [stderr] --> src/scanner.rs:6:5 Dec 04 15:01:42.870 INFO [stderr] | Dec 04 15:01:42.870 INFO [stderr] 6 | use std::mem; Dec 04 15:01:42.870 INFO [stderr] | ^^^^^^^^ Dec 04 15:01:42.870 INFO [stderr] Dec 04 15:01:42.870 INFO [stderr] warning: doc comment not used by rustdoc Dec 04 15:01:42.870 INFO [stderr] --> src/scanner.rs:368:25 Dec 04 15:01:42.870 INFO [stderr] | Dec 04 15:01:42.870 INFO [stderr] 368 | /// Escape charactors Dec 04 15:01:42.870 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 15:01:42.870 INFO [stderr] | Dec 04 15:01:42.870 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 04 15:01:42.870 INFO [stderr] Dec 04 15:01:42.870 INFO [stderr] warning: unused imports: `Read`, `Write` Dec 04 15:01:42.870 INFO [stderr] --> src/scanner.rs:643:19 Dec 04 15:01:42.870 INFO [stderr] | Dec 04 15:01:42.870 INFO [stderr] 643 | use std::io::{Read, Write}; Dec 04 15:01:42.871 INFO [stderr] | ^^^^ ^^^^^ Dec 04 15:01:42.871 INFO [stderr] Dec 04 15:01:42.955 INFO [stderr] warning: unreachable expression Dec 04 15:01:42.955 INFO [stderr] --> src/scanner.rs:238:9 Dec 04 15:01:42.955 INFO [stderr] | Dec 04 15:01:42.955 INFO [stderr] 238 | unreachable!() Dec 04 15:01:42.955 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:42.955 INFO [stderr] | Dec 04 15:01:42.958 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 04 15:01:42.959 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 04 15:01:42.959 INFO [stderr] Dec 04 15:01:42.970 INFO [stderr] warning: unused import: `state::State` Dec 04 15:01:42.974 INFO [stderr] --> src/scanner.rs:3:5 Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 INFO [stderr] 3 | use state::State; Dec 04 15:01:42.975 INFO [stderr] | ^^^^^^^^^^^^ Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 15:01:42.975 INFO [stderr] Dec 04 15:01:42.975 INFO [stderr] warning: unused import: `std::mem` Dec 04 15:01:42.975 INFO [stderr] --> src/scanner.rs:6:5 Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 INFO [stderr] 6 | use std::mem; Dec 04 15:01:42.975 INFO [stderr] | ^^^^^^^^ Dec 04 15:01:42.975 INFO [stderr] Dec 04 15:01:42.975 INFO [stderr] warning: doc comment not used by rustdoc Dec 04 15:01:42.975 INFO [stderr] --> src/scanner.rs:368:25 Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 INFO [stderr] 368 | /// Escape charactors Dec 04 15:01:42.975 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 15:01:42.975 INFO [stderr] warning: unreachable expression Dec 04 15:01:42.975 INFO [stderr] --> src/scanner.rs:355:9 Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 INFO [stderr] 355 | unreachable!() Dec 04 15:01:42.975 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 INFO [stderr] | Dec 04 15:01:42.975 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 04 15:01:42.975 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 04 15:01:42.975 INFO [stderr] Dec 04 15:01:42.975 INFO [stderr] Dec 04 15:01:43.383 INFO [stderr] warning: unreachable expression Dec 04 15:01:43.383 INFO [stderr] --> src/scanner.rs:238:9 Dec 04 15:01:43.383 INFO [stderr] | Dec 04 15:01:43.383 INFO [stderr] 238 | unreachable!() Dec 04 15:01:43.383 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:43.383 INFO [stderr] | Dec 04 15:01:43.383 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 04 15:01:43.383 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 04 15:01:43.383 INFO [stderr] Dec 04 15:01:43.402 INFO [stderr] warning: unreachable expression Dec 04 15:01:43.402 INFO [stderr] --> src/scanner.rs:355:9 Dec 04 15:01:43.402 INFO [stderr] | Dec 04 15:01:43.402 INFO [stderr] 355 | unreachable!() Dec 04 15:01:43.402 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:43.402 INFO [stderr] | Dec 04 15:01:43.402 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 04 15:01:43.402 INFO [stderr] Dec 04 15:01:43.411 INFO [stderr] warning: unreachable expression Dec 04 15:01:43.411 INFO [stderr] --> src/scanner.rs:238:9 Dec 04 15:01:43.411 INFO [stderr] | Dec 04 15:01:43.411 INFO [stderr] 238 | unreachable!() Dec 04 15:01:43.411 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:43.411 INFO [stderr] | Dec 04 15:01:43.411 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 04 15:01:43.411 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 04 15:01:43.411 INFO [stderr] Dec 04 15:01:43.428 INFO [stderr] warning: unreachable expression Dec 04 15:01:43.428 INFO [stderr] --> src/scanner.rs:355:9 Dec 04 15:01:43.428 INFO [stderr] | Dec 04 15:01:43.428 INFO [stderr] 355 | unreachable!() Dec 04 15:01:43.428 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:43.428 INFO [stderr] | Dec 04 15:01:43.428 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 04 15:01:43.428 INFO [stderr] Dec 04 15:01:43.635 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:43.635 INFO [stderr] --> src/compiler.rs:933:21 Dec 04 15:01:43.635 INFO [stderr] | Dec 04 15:01:43.635 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 04 15:01:43.635 INFO [stderr] | ^^^ Dec 04 15:01:43.635 INFO [stderr] | Dec 04 15:01:43.635 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 04 15:01:43.635 INFO [stderr] Dec 04 15:01:43.635 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:43.635 INFO [stderr] --> src/compiler.rs:937:21 Dec 04 15:01:43.635 INFO [stderr] | Dec 04 15:01:43.635 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 04 15:01:43.635 INFO [stderr] | ^^^ Dec 04 15:01:43.635 INFO [stderr] Dec 04 15:01:43.635 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:43.635 INFO [stderr] --> src/compiler.rs:1020:17 Dec 04 15:01:43.635 INFO [stderr] | Dec 04 15:01:43.635 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 04 15:01:43.635 INFO [stderr] | ^^^ Dec 04 15:01:43.635 INFO [stderr] Dec 04 15:01:43.636 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:43.636 INFO [stderr] --> src/compiler.rs:1676:21 Dec 04 15:01:43.636 INFO [stderr] | Dec 04 15:01:43.636 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 04 15:01:43.636 INFO [stderr] | ^^^ Dec 04 15:01:43.636 INFO [stderr] Dec 04 15:01:43.687 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:43.687 INFO [stderr] --> src/scanner.rs:475:17 Dec 04 15:01:43.687 INFO [stderr] | Dec 04 15:01:43.687 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 04 15:01:43.687 INFO [stderr] | ----^^^^^^ Dec 04 15:01:43.687 INFO [stderr] | | Dec 04 15:01:43.687 INFO [stderr] | help: remove this `mut` Dec 04 15:01:43.687 INFO [stderr] | Dec 04 15:01:43.687 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 15:01:43.687 INFO [stderr] Dec 04 15:01:43.707 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:43.707 INFO [stderr] --> src/scanner.rs:517:49 Dec 04 15:01:43.707 INFO [stderr] | Dec 04 15:01:43.707 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 04 15:01:43.707 INFO [stderr] | ----^^^^^ Dec 04 15:01:43.707 INFO [stderr] | | Dec 04 15:01:43.707 INFO [stderr] | help: remove this `mut` Dec 04 15:01:43.707 INFO [stderr] Dec 04 15:01:44.235 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.235 INFO [stderr] --> src/compiler.rs:933:21 Dec 04 15:01:44.235 INFO [stderr] | Dec 04 15:01:44.235 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 04 15:01:44.235 INFO [stderr] | ^^^ Dec 04 15:01:44.235 INFO [stderr] | Dec 04 15:01:44.235 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 04 15:01:44.235 INFO [stderr] Dec 04 15:01:44.235 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.235 INFO [stderr] --> src/compiler.rs:937:21 Dec 04 15:01:44.235 INFO [stderr] | Dec 04 15:01:44.235 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 04 15:01:44.235 INFO [stderr] | ^^^ Dec 04 15:01:44.235 INFO [stderr] Dec 04 15:01:44.235 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.235 INFO [stderr] --> src/compiler.rs:1020:17 Dec 04 15:01:44.235 INFO [stderr] | Dec 04 15:01:44.235 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 04 15:01:44.235 INFO [stderr] | ^^^ Dec 04 15:01:44.235 INFO [stderr] Dec 04 15:01:44.239 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.240 INFO [stderr] --> src/compiler.rs:1676:21 Dec 04 15:01:44.240 INFO [stderr] | Dec 04 15:01:44.240 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 04 15:01:44.240 INFO [stderr] | ^^^ Dec 04 15:01:44.240 INFO [stderr] Dec 04 15:01:44.279 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:44.279 INFO [stderr] --> src/scanner.rs:475:17 Dec 04 15:01:44.279 INFO [stderr] | Dec 04 15:01:44.279 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 04 15:01:44.279 INFO [stderr] | ----^^^^^^ Dec 04 15:01:44.279 INFO [stderr] | | Dec 04 15:01:44.279 INFO [stderr] | help: remove this `mut` Dec 04 15:01:44.279 INFO [stderr] | Dec 04 15:01:44.279 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 15:01:44.287 INFO [stderr] Dec 04 15:01:44.299 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:44.299 INFO [stderr] --> src/scanner.rs:517:49 Dec 04 15:01:44.299 INFO [stderr] | Dec 04 15:01:44.299 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 04 15:01:44.299 INFO [stderr] | ----^^^^^ Dec 04 15:01:44.299 INFO [stderr] | | Dec 04 15:01:44.299 INFO [stderr] | help: remove this `mut` Dec 04 15:01:44.299 INFO [stderr] Dec 04 15:01:44.310 INFO [stderr] warning: unused variable: `res` Dec 04 15:01:44.310 INFO [stderr] --> src/scanner.rs:732:13 Dec 04 15:01:44.310 INFO [stderr] | Dec 04 15:01:44.310 INFO [stderr] 732 | let res = scanner.scan(); Dec 04 15:01:44.310 INFO [stderr] | ^^^ help: consider using `_res` instead Dec 04 15:01:44.310 INFO [stderr] | Dec 04 15:01:44.310 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 15:01:44.310 INFO [stderr] Dec 04 15:01:44.320 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.320 INFO [stderr] --> src/compiler.rs:933:21 Dec 04 15:01:44.320 INFO [stderr] | Dec 04 15:01:44.320 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 04 15:01:44.320 INFO [stderr] | ^^^ Dec 04 15:01:44.320 INFO [stderr] | Dec 04 15:01:44.320 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 04 15:01:44.320 INFO [stderr] Dec 04 15:01:44.320 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.320 INFO [stderr] --> src/compiler.rs:937:21 Dec 04 15:01:44.320 INFO [stderr] | Dec 04 15:01:44.320 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 04 15:01:44.320 INFO [stderr] | ^^^ Dec 04 15:01:44.320 INFO [stderr] Dec 04 15:01:44.321 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.321 INFO [stderr] --> src/compiler.rs:1020:17 Dec 04 15:01:44.321 INFO [stderr] | Dec 04 15:01:44.321 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 04 15:01:44.321 INFO [stderr] | ^^^ Dec 04 15:01:44.321 INFO [stderr] Dec 04 15:01:44.321 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:44.321 INFO [stderr] --> src/compiler.rs:1676:21 Dec 04 15:01:44.321 INFO [stderr] | Dec 04 15:01:44.321 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 04 15:01:44.321 INFO [stderr] | ^^^ Dec 04 15:01:44.321 INFO [stderr] Dec 04 15:01:44.391 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:44.391 INFO [stderr] --> src/scanner.rs:475:17 Dec 04 15:01:44.391 INFO [stderr] | Dec 04 15:01:44.391 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 04 15:01:44.391 INFO [stderr] | ----^^^^^^ Dec 04 15:01:44.391 INFO [stderr] | | Dec 04 15:01:44.391 INFO [stderr] | help: remove this `mut` Dec 04 15:01:44.391 INFO [stderr] | Dec 04 15:01:44.391 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 15:01:44.391 INFO [stderr] Dec 04 15:01:44.399 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:44.407 INFO [stderr] --> src/scanner.rs:517:49 Dec 04 15:01:44.407 INFO [stderr] | Dec 04 15:01:44.407 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 04 15:01:44.407 INFO [stderr] | ----^^^^^ Dec 04 15:01:44.407 INFO [stderr] | | Dec 04 15:01:44.407 INFO [stderr] | help: remove this `mut` Dec 04 15:01:44.407 INFO [stderr] Dec 04 15:01:45.664 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.80s Dec 04 15:01:45.671 INFO [stderr] su: No module specific data is present Dec 04 15:01:46.845 INFO running `"docker" "inspect" "1bc399a696135104d6ebbb5a456db8b3c8b1d8c9f8274986456e3519c47293cb"` Dec 04 15:01:47.151 INFO running `"docker" "rm" "-f" "1bc399a696135104d6ebbb5a456db8b3c8b1d8c9f8274986456e3519c47293cb"` Dec 04 15:01:47.470 INFO [stdout] 1bc399a696135104d6ebbb5a456db8b3c8b1d8c9f8274986456e3519c47293cb