Dec 11 14:35:50.862 INFO checking lonnng/lua-rs against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677 Dec 11 14:35:50.862 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 14:35:51.339 INFO [stdout] 14701abb2621df52e415dbb11bcca71ab28ec09157809d7a9495356cdd86a81b Dec 11 14:35:51.341 INFO running `"docker" "start" "-a" "14701abb2621df52e415dbb11bcca71ab28ec09157809d7a9495356cdd86a81b"` Dec 11 14:35:53.940 INFO [stderr] usermod: no changes Dec 11 14:35:54.068 INFO [stderr] Checking libc v0.2.42 Dec 11 14:35:54.079 INFO [stderr] Checking byteorder v1.2.3 Dec 11 14:35:57.186 INFO [stderr] Checking iovec v0.1.2 Dec 11 14:35:58.060 INFO [stderr] Checking bytes v0.4.8 Dec 11 14:36:00.268 INFO [stderr] Checking lua v0.1.0 (/source) Dec 11 14:36:00.796 INFO [stderr] warning: unused import: `state::State` Dec 11 14:36:00.796 INFO [stderr] --> src/scanner.rs:3:5 Dec 11 14:36:00.796 INFO [stderr] | Dec 11 14:36:00.796 INFO [stderr] 3 | use state::State; Dec 11 14:36:00.796 INFO [stderr] | ^^^^^^^^^^^^ Dec 11 14:36:00.796 INFO [stderr] | Dec 11 14:36:00.796 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 14:36:00.796 INFO [stderr] Dec 11 14:36:00.796 INFO [stderr] warning: unused import: `std::mem` Dec 11 14:36:00.796 INFO [stderr] --> src/scanner.rs:6:5 Dec 11 14:36:00.796 INFO [stderr] | Dec 11 14:36:00.796 INFO [stderr] 6 | use std::mem; Dec 11 14:36:00.796 INFO [stderr] | ^^^^^^^^ Dec 11 14:36:00.796 INFO [stderr] Dec 11 14:36:00.797 INFO [stderr] warning: doc comment not used by rustdoc Dec 11 14:36:00.797 INFO [stderr] --> src/scanner.rs:368:25 Dec 11 14:36:00.797 INFO [stderr] | Dec 11 14:36:00.797 INFO [stderr] 368 | /// Escape charactors Dec 11 14:36:00.797 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 11 14:36:00.797 INFO [stderr] | Dec 11 14:36:00.797 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 11 14:36:00.797 INFO [stderr] Dec 11 14:36:01.056 INFO [stderr] warning: unreachable expression Dec 11 14:36:01.056 INFO [stderr] --> src/scanner.rs:238:9 Dec 11 14:36:01.056 INFO [stderr] | Dec 11 14:36:01.056 INFO [stderr] 238 | unreachable!() Dec 11 14:36:01.056 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 11 14:36:01.056 INFO [stderr] | Dec 11 14:36:01.056 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 11 14:36:01.056 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 11 14:36:01.056 INFO [stderr] Dec 11 14:36:01.072 INFO [stderr] warning: unreachable expression Dec 11 14:36:01.072 INFO [stderr] --> src/scanner.rs:355:9 Dec 11 14:36:01.072 INFO [stderr] | Dec 11 14:36:01.072 INFO [stderr] 355 | unreachable!() Dec 11 14:36:01.072 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 11 14:36:01.072 INFO [stderr] | Dec 11 14:36:01.072 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 11 14:36:01.072 INFO [stderr] Dec 11 14:36:02.168 INFO [stderr] warning: unused import: `state::State` Dec 11 14:36:02.168 INFO [stderr] --> src/scanner.rs:3:5 Dec 11 14:36:02.168 INFO [stderr] | Dec 11 14:36:02.168 INFO [stderr] 3 | use state::State; Dec 11 14:36:02.168 INFO [stderr] | ^^^^^^^^^^^^ Dec 11 14:36:02.168 INFO [stderr] | Dec 11 14:36:02.168 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 14:36:02.168 INFO [stderr] Dec 11 14:36:02.168 INFO [stderr] warning: unused import: `std::mem` Dec 11 14:36:02.168 INFO [stderr] --> src/scanner.rs:6:5 Dec 11 14:36:02.168 INFO [stderr] | Dec 11 14:36:02.168 INFO [stderr] 6 | use std::mem; Dec 11 14:36:02.168 INFO [stderr] | ^^^^^^^^ Dec 11 14:36:02.168 INFO [stderr] Dec 11 14:36:02.168 INFO [stderr] warning: doc comment not used by rustdoc Dec 11 14:36:02.168 INFO [stderr] --> src/scanner.rs:368:25 Dec 11 14:36:02.168 INFO [stderr] | Dec 11 14:36:02.168 INFO [stderr] 368 | /// Escape charactors Dec 11 14:36:02.168 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 11 14:36:02.168 INFO [stderr] | Dec 11 14:36:02.168 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 11 14:36:02.168 INFO [stderr] Dec 11 14:36:02.215 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:02.215 INFO [stderr] --> src/compiler.rs:933:21 Dec 11 14:36:02.215 INFO [stderr] | Dec 11 14:36:02.215 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 11 14:36:02.215 INFO [stderr] | ^^^ Dec 11 14:36:02.215 INFO [stderr] | Dec 11 14:36:02.215 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 11 14:36:02.215 INFO [stderr] Dec 11 14:36:02.215 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:02.215 INFO [stderr] --> src/compiler.rs:937:21 Dec 11 14:36:02.215 INFO [stderr] | Dec 11 14:36:02.215 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 11 14:36:02.215 INFO [stderr] | ^^^ Dec 11 14:36:02.216 INFO [stderr] Dec 11 14:36:02.216 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:02.216 INFO [stderr] --> src/compiler.rs:1020:17 Dec 11 14:36:02.216 INFO [stderr] | Dec 11 14:36:02.216 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 11 14:36:02.216 INFO [stderr] | ^^^ Dec 11 14:36:02.216 INFO [stderr] Dec 11 14:36:02.224 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:02.224 INFO [stderr] --> src/compiler.rs:1676:21 Dec 11 14:36:02.224 INFO [stderr] | Dec 11 14:36:02.224 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 11 14:36:02.224 INFO [stderr] | ^^^ Dec 11 14:36:02.224 INFO [stderr] Dec 11 14:36:02.264 INFO [stderr] warning: variable does not need to be mutable Dec 11 14:36:02.264 INFO [stderr] --> src/scanner.rs:475:17 Dec 11 14:36:02.264 INFO [stderr] | Dec 11 14:36:02.264 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 11 14:36:02.264 INFO [stderr] | ----^^^^^^ Dec 11 14:36:02.264 INFO [stderr] | | Dec 11 14:36:02.264 INFO [stderr] | help: remove this `mut` Dec 11 14:36:02.264 INFO [stderr] | Dec 11 14:36:02.264 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 14:36:02.264 INFO [stderr] Dec 11 14:36:02.269 INFO [stderr] warning: variable does not need to be mutable Dec 11 14:36:02.269 INFO [stderr] --> src/scanner.rs:517:49 Dec 11 14:36:02.269 INFO [stderr] | Dec 11 14:36:02.269 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 11 14:36:02.269 INFO [stderr] | ----^^^^^ Dec 11 14:36:02.269 INFO [stderr] | | Dec 11 14:36:02.269 INFO [stderr] | help: remove this `mut` Dec 11 14:36:02.269 INFO [stderr] Dec 11 14:36:02.400 INFO [stderr] warning: unused import: `state::State` Dec 11 14:36:02.400 INFO [stderr] --> src/scanner.rs:3:5 Dec 11 14:36:02.400 INFO [stderr] | Dec 11 14:36:02.400 INFO [stderr] 3 | use state::State; Dec 11 14:36:02.400 INFO [stderr] | ^^^^^^^^^^^^ Dec 11 14:36:02.400 INFO [stderr] | Dec 11 14:36:02.400 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 14:36:02.400 INFO [stderr] Dec 11 14:36:02.400 INFO [stderr] warning: unused import: `std::mem` Dec 11 14:36:02.400 INFO [stderr] --> src/scanner.rs:6:5 Dec 11 14:36:02.400 INFO [stderr] | Dec 11 14:36:02.400 INFO [stderr] 6 | use std::mem; Dec 11 14:36:02.400 INFO [stderr] | ^^^^^^^^ Dec 11 14:36:02.400 INFO [stderr] Dec 11 14:36:02.408 INFO [stderr] warning: doc comment not used by rustdoc Dec 11 14:36:02.408 INFO [stderr] --> src/scanner.rs:368:25 Dec 11 14:36:02.408 INFO [stderr] | Dec 11 14:36:02.408 INFO [stderr] 368 | /// Escape charactors Dec 11 14:36:02.408 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 11 14:36:02.408 INFO [stderr] | Dec 11 14:36:02.408 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 11 14:36:02.408 INFO [stderr] Dec 11 14:36:02.408 INFO [stderr] warning: unused imports: `Read`, `Write` Dec 11 14:36:02.408 INFO [stderr] --> src/scanner.rs:643:19 Dec 11 14:36:02.408 INFO [stderr] | Dec 11 14:36:02.408 INFO [stderr] 643 | use std::io::{Read, Write}; Dec 11 14:36:02.408 INFO [stderr] | ^^^^ ^^^^^ Dec 11 14:36:02.408 INFO [stderr] Dec 11 14:36:02.688 INFO [stderr] warning: unreachable expression Dec 11 14:36:02.688 INFO [stderr] --> src/scanner.rs:238:9 Dec 11 14:36:02.688 INFO [stderr] | Dec 11 14:36:02.688 INFO [stderr] 238 | unreachable!() Dec 11 14:36:02.688 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 11 14:36:02.688 INFO [stderr] | Dec 11 14:36:02.688 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 11 14:36:02.688 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 11 14:36:02.688 INFO [stderr] Dec 11 14:36:02.732 INFO [stderr] warning: unreachable expression Dec 11 14:36:02.732 INFO [stderr] --> src/scanner.rs:355:9 Dec 11 14:36:02.732 INFO [stderr] | Dec 11 14:36:02.732 INFO [stderr] 355 | unreachable!() Dec 11 14:36:02.732 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 11 14:36:02.740 INFO [stderr] | Dec 11 14:36:02.740 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 11 14:36:02.740 INFO [stderr] Dec 11 14:36:03.044 INFO [stderr] warning: unreachable expression Dec 11 14:36:03.044 INFO [stderr] --> src/scanner.rs:238:9 Dec 11 14:36:03.044 INFO [stderr] | Dec 11 14:36:03.044 INFO [stderr] 238 | unreachable!() Dec 11 14:36:03.044 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 11 14:36:03.044 INFO [stderr] | Dec 11 14:36:03.044 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 11 14:36:03.044 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 11 14:36:03.044 INFO [stderr] Dec 11 14:36:03.072 INFO [stderr] warning: unreachable expression Dec 11 14:36:03.072 INFO [stderr] --> src/scanner.rs:355:9 Dec 11 14:36:03.072 INFO [stderr] | Dec 11 14:36:03.072 INFO [stderr] 355 | unreachable!() Dec 11 14:36:03.072 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 11 14:36:03.072 INFO [stderr] | Dec 11 14:36:03.072 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 11 14:36:03.072 INFO [stderr] Dec 11 14:36:03.736 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:03.736 INFO [stderr] --> src/compiler.rs:933:21 Dec 11 14:36:03.736 INFO [stderr] | Dec 11 14:36:03.736 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 11 14:36:03.736 INFO [stderr] | ^^^ Dec 11 14:36:03.736 INFO [stderr] | Dec 11 14:36:03.736 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 11 14:36:03.736 INFO [stderr] Dec 11 14:36:03.736 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:03.736 INFO [stderr] --> src/compiler.rs:937:21 Dec 11 14:36:03.736 INFO [stderr] | Dec 11 14:36:03.736 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 11 14:36:03.736 INFO [stderr] | ^^^ Dec 11 14:36:03.736 INFO [stderr] Dec 11 14:36:03.736 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:03.736 INFO [stderr] --> src/compiler.rs:1020:17 Dec 11 14:36:03.736 INFO [stderr] | Dec 11 14:36:03.736 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 11 14:36:03.736 INFO [stderr] | ^^^ Dec 11 14:36:03.736 INFO [stderr] Dec 11 14:36:03.737 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:03.737 INFO [stderr] --> src/compiler.rs:1676:21 Dec 11 14:36:03.737 INFO [stderr] | Dec 11 14:36:03.737 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 11 14:36:03.737 INFO [stderr] | ^^^ Dec 11 14:36:03.737 INFO [stderr] Dec 11 14:36:03.771 INFO [stderr] warning: variable does not need to be mutable Dec 11 14:36:03.771 INFO [stderr] --> src/scanner.rs:475:17 Dec 11 14:36:03.771 INFO [stderr] | Dec 11 14:36:03.771 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 11 14:36:03.771 INFO [stderr] | ----^^^^^^ Dec 11 14:36:03.771 INFO [stderr] | | Dec 11 14:36:03.771 INFO [stderr] | help: remove this `mut` Dec 11 14:36:03.771 INFO [stderr] | Dec 11 14:36:03.771 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 14:36:03.771 INFO [stderr] Dec 11 14:36:03.778 INFO [stderr] warning: variable does not need to be mutable Dec 11 14:36:03.778 INFO [stderr] --> src/scanner.rs:517:49 Dec 11 14:36:03.779 INFO [stderr] | Dec 11 14:36:03.779 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 11 14:36:03.779 INFO [stderr] | ----^^^^^ Dec 11 14:36:03.779 INFO [stderr] | | Dec 11 14:36:03.779 INFO [stderr] | help: remove this `mut` Dec 11 14:36:03.779 INFO [stderr] Dec 11 14:36:04.340 INFO [stderr] warning: unused variable: `res` Dec 11 14:36:04.340 INFO [stderr] --> src/scanner.rs:732:13 Dec 11 14:36:04.340 INFO [stderr] | Dec 11 14:36:04.340 INFO [stderr] 732 | let res = scanner.scan(); Dec 11 14:36:04.340 INFO [stderr] | ^^^ help: consider using `_res` instead Dec 11 14:36:04.340 INFO [stderr] | Dec 11 14:36:04.340 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 14:36:04.340 INFO [stderr] Dec 11 14:36:04.348 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:04.348 INFO [stderr] --> src/compiler.rs:933:21 Dec 11 14:36:04.348 INFO [stderr] | Dec 11 14:36:04.348 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 11 14:36:04.348 INFO [stderr] | ^^^ Dec 11 14:36:04.348 INFO [stderr] | Dec 11 14:36:04.348 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 11 14:36:04.348 INFO [stderr] Dec 11 14:36:04.348 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:04.348 INFO [stderr] --> src/compiler.rs:937:21 Dec 11 14:36:04.348 INFO [stderr] | Dec 11 14:36:04.348 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 11 14:36:04.348 INFO [stderr] | ^^^ Dec 11 14:36:04.348 INFO [stderr] Dec 11 14:36:04.348 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:04.348 INFO [stderr] --> src/compiler.rs:1020:17 Dec 11 14:36:04.348 INFO [stderr] | Dec 11 14:36:04.348 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 11 14:36:04.348 INFO [stderr] | ^^^ Dec 11 14:36:04.348 INFO [stderr] Dec 11 14:36:04.348 INFO [stderr] warning: value assigned to `reg` is never read Dec 11 14:36:04.348 INFO [stderr] --> src/compiler.rs:1676:21 Dec 11 14:36:04.348 INFO [stderr] | Dec 11 14:36:04.348 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 11 14:36:04.348 INFO [stderr] | ^^^ Dec 11 14:36:04.348 INFO [stderr] Dec 11 14:36:04.398 INFO [stderr] warning: variable does not need to be mutable Dec 11 14:36:04.398 INFO [stderr] --> src/scanner.rs:475:17 Dec 11 14:36:04.398 INFO [stderr] | Dec 11 14:36:04.398 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 11 14:36:04.398 INFO [stderr] | ----^^^^^^ Dec 11 14:36:04.398 INFO [stderr] | | Dec 11 14:36:04.398 INFO [stderr] | help: remove this `mut` Dec 11 14:36:04.399 INFO [stderr] | Dec 11 14:36:04.399 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 14:36:04.399 INFO [stderr] Dec 11 14:36:04.405 INFO [stderr] warning: variable does not need to be mutable Dec 11 14:36:04.405 INFO [stderr] --> src/scanner.rs:517:49 Dec 11 14:36:04.405 INFO [stderr] | Dec 11 14:36:04.405 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 11 14:36:04.405 INFO [stderr] | ----^^^^^ Dec 11 14:36:04.406 INFO [stderr] | | Dec 11 14:36:04.406 INFO [stderr] | help: remove this `mut` Dec 11 14:36:04.406 INFO [stderr] Dec 11 14:36:04.912 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.93s Dec 11 14:36:04.920 INFO [stderr] su: No module specific data is present Dec 11 14:36:05.564 INFO running `"docker" "inspect" "14701abb2621df52e415dbb11bcca71ab28ec09157809d7a9495356cdd86a81b"` Dec 11 14:36:05.942 INFO running `"docker" "rm" "-f" "14701abb2621df52e415dbb11bcca71ab28ec09157809d7a9495356cdd86a81b"` Dec 11 14:36:06.320 INFO [stdout] 14701abb2621df52e415dbb11bcca71ab28ec09157809d7a9495356cdd86a81b