Dec 04 15:01:18.705 INFO checking lonnng/lua-rs against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481 Dec 04 15:01:18.705 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 15:01:19.411 INFO [stdout] 97bcad0c843a344bf374b1b633fb67b3f68c831e1615242de91e28f0e8abd8cc Dec 04 15:01:19.413 INFO running `"docker" "start" "-a" "97bcad0c843a344bf374b1b633fb67b3f68c831e1615242de91e28f0e8abd8cc"` Dec 04 15:01:21.883 INFO [stderr] usermod: no changes Dec 04 15:01:21.963 INFO [stderr] Checking libc v0.2.42 Dec 04 15:01:21.963 INFO [stderr] Checking byteorder v1.2.3 Dec 04 15:01:25.773 INFO [stderr] Checking iovec v0.1.2 Dec 04 15:01:26.417 INFO [stderr] Checking bytes v0.4.8 Dec 04 15:01:28.180 INFO [stderr] Checking lua v0.1.0 (/source) Dec 04 15:01:29.483 INFO [stderr] warning: unused import: `state::State` Dec 04 15:01:29.483 INFO [stderr] --> src/scanner.rs:3:5 Dec 04 15:01:29.484 INFO [stderr] | Dec 04 15:01:29.484 INFO [stderr] 3 | use state::State; Dec 04 15:01:29.484 INFO [stderr] | ^^^^^^^^^^^^ Dec 04 15:01:29.485 INFO [stderr] | Dec 04 15:01:29.485 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 15:01:29.485 INFO [stderr] Dec 04 15:01:29.486 INFO [stderr] warning: unused import: `std::mem` Dec 04 15:01:29.486 INFO [stderr] --> src/scanner.rs:6:5 Dec 04 15:01:29.486 INFO [stderr] | Dec 04 15:01:29.487 INFO [stderr] 6 | use std::mem; Dec 04 15:01:29.487 INFO [stderr] | ^^^^^^^^ Dec 04 15:01:29.487 INFO [stderr] Dec 04 15:01:29.487 INFO [stderr] warning: doc comment not used by rustdoc Dec 04 15:01:29.488 INFO [stderr] --> src/scanner.rs:368:25 Dec 04 15:01:29.488 INFO [stderr] | Dec 04 15:01:29.488 INFO [stderr] 368 | /// Escape charactors Dec 04 15:01:29.488 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 15:01:29.488 INFO [stderr] | Dec 04 15:01:29.488 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 04 15:01:29.488 INFO [stderr] Dec 04 15:01:29.621 INFO [stderr] warning: unused import: `state::State` Dec 04 15:01:29.621 INFO [stderr] --> src/scanner.rs:3:5 Dec 04 15:01:29.621 INFO [stderr] | Dec 04 15:01:29.621 INFO [stderr] 3 | use state::State; Dec 04 15:01:29.621 INFO [stderr] | ^^^^^^^^^^^^ Dec 04 15:01:29.621 INFO [stderr] | Dec 04 15:01:29.621 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 15:01:29.621 INFO [stderr] Dec 04 15:01:29.622 INFO [stderr] warning: unused import: `std::mem` Dec 04 15:01:29.622 INFO [stderr] --> src/scanner.rs:6:5 Dec 04 15:01:29.622 INFO [stderr] | Dec 04 15:01:29.622 INFO [stderr] 6 | use std::mem; Dec 04 15:01:29.622 INFO [stderr] | ^^^^^^^^ Dec 04 15:01:29.622 INFO [stderr] Dec 04 15:01:29.622 INFO [stderr] warning: doc comment not used by rustdoc Dec 04 15:01:29.622 INFO [stderr] --> src/scanner.rs:368:25 Dec 04 15:01:29.622 INFO [stderr] | Dec 04 15:01:29.622 INFO [stderr] 368 | /// Escape charactors Dec 04 15:01:29.622 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 15:01:29.622 INFO [stderr] | Dec 04 15:01:29.622 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 04 15:01:29.622 INFO [stderr] Dec 04 15:01:29.622 INFO [stderr] warning: unused imports: `Read`, `Write` Dec 04 15:01:29.622 INFO [stderr] --> src/scanner.rs:643:19 Dec 04 15:01:29.622 INFO [stderr] | Dec 04 15:01:29.622 INFO [stderr] 643 | use std::io::{Read, Write}; Dec 04 15:01:29.622 INFO [stderr] | ^^^^ ^^^^^ Dec 04 15:01:29.622 INFO [stderr] Dec 04 15:01:29.787 INFO [stderr] warning: unused import: `state::State` Dec 04 15:01:29.787 INFO [stderr] --> src/scanner.rs:3:5 Dec 04 15:01:29.787 INFO [stderr] | Dec 04 15:01:29.787 INFO [stderr] 3 | use state::State; Dec 04 15:01:29.787 INFO [stderr] | ^^^^^^^^^^^^ Dec 04 15:01:29.787 INFO [stderr] | Dec 04 15:01:29.787 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 15:01:29.787 INFO [stderr] Dec 04 15:01:29.787 INFO [stderr] warning: unused import: `std::mem` Dec 04 15:01:29.787 INFO [stderr] --> src/scanner.rs:6:5 Dec 04 15:01:29.787 INFO [stderr] | Dec 04 15:01:29.787 INFO [stderr] 6 | use std::mem; Dec 04 15:01:29.787 INFO [stderr] | ^^^^^^^^ Dec 04 15:01:29.787 INFO [stderr] Dec 04 15:01:29.787 INFO [stderr] warning: doc comment not used by rustdoc Dec 04 15:01:29.787 INFO [stderr] --> src/scanner.rs:368:25 Dec 04 15:01:29.787 INFO [stderr] | Dec 04 15:01:29.787 INFO [stderr] 368 | /// Escape charactors Dec 04 15:01:29.787 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 15:01:29.787 INFO [stderr] | Dec 04 15:01:29.787 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 04 15:01:29.787 INFO [stderr] Dec 04 15:01:30.147 INFO [stderr] warning: unreachable expression Dec 04 15:01:30.147 INFO [stderr] --> src/scanner.rs:238:9 Dec 04 15:01:30.148 INFO [stderr] | Dec 04 15:01:30.148 INFO [stderr] 238 | unreachable!() Dec 04 15:01:30.148 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:30.149 INFO [stderr] | Dec 04 15:01:30.149 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 04 15:01:30.149 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 15:01:30.150 INFO [stderr] Dec 04 15:01:30.195 INFO [stderr] warning: unreachable expression Dec 04 15:01:30.195 INFO [stderr] --> src/scanner.rs:355:9 Dec 04 15:01:30.196 INFO [stderr] | Dec 04 15:01:30.196 INFO [stderr] 355 | unreachable!() Dec 04 15:01:30.196 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:30.197 INFO [stderr] | Dec 04 15:01:30.197 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 15:01:30.197 INFO [stderr] Dec 04 15:01:30.291 INFO [stderr] warning: unreachable expression Dec 04 15:01:30.291 INFO [stderr] --> src/scanner.rs:238:9 Dec 04 15:01:30.292 INFO [stderr] | Dec 04 15:01:30.292 INFO [stderr] 238 | unreachable!() Dec 04 15:01:30.292 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:30.293 INFO [stderr] | Dec 04 15:01:30.293 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 04 15:01:30.293 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 15:01:30.294 INFO [stderr] Dec 04 15:01:30.343 INFO [stderr] warning: unreachable expression Dec 04 15:01:30.343 INFO [stderr] --> src/scanner.rs:238:9 Dec 04 15:01:30.344 INFO [stderr] | Dec 04 15:01:30.344 INFO [stderr] 238 | unreachable!() Dec 04 15:01:30.345 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:30.345 INFO [stderr] | Dec 04 15:01:30.345 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 04 15:01:30.346 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 15:01:30.346 INFO [stderr] Dec 04 15:01:30.346 INFO [stderr] warning: unreachable expression Dec 04 15:01:30.347 INFO [stderr] --> src/scanner.rs:355:9 Dec 04 15:01:30.347 INFO [stderr] | Dec 04 15:01:30.347 INFO [stderr] 355 | unreachable!() Dec 04 15:01:30.348 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:30.348 INFO [stderr] | Dec 04 15:01:30.348 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 15:01:30.348 INFO [stderr] Dec 04 15:01:30.387 INFO [stderr] warning: unreachable expression Dec 04 15:01:30.387 INFO [stderr] --> src/scanner.rs:355:9 Dec 04 15:01:30.388 INFO [stderr] | Dec 04 15:01:30.388 INFO [stderr] 355 | unreachable!() Dec 04 15:01:30.388 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 04 15:01:30.388 INFO [stderr] | Dec 04 15:01:30.389 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 15:01:30.389 INFO [stderr] Dec 04 15:01:31.759 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.759 INFO [stderr] --> src/compiler.rs:933:21 Dec 04 15:01:31.759 INFO [stderr] | Dec 04 15:01:31.760 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 04 15:01:31.760 INFO [stderr] | ^^^ Dec 04 15:01:31.760 INFO [stderr] | Dec 04 15:01:31.761 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 04 15:01:31.761 INFO [stderr] Dec 04 15:01:31.762 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.762 INFO [stderr] --> src/compiler.rs:937:21 Dec 04 15:01:31.762 INFO [stderr] | Dec 04 15:01:31.763 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 04 15:01:31.763 INFO [stderr] | ^^^ Dec 04 15:01:31.763 INFO [stderr] Dec 04 15:01:31.764 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.764 INFO [stderr] --> src/compiler.rs:1020:17 Dec 04 15:01:31.764 INFO [stderr] | Dec 04 15:01:31.765 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 04 15:01:31.765 INFO [stderr] | ^^^ Dec 04 15:01:31.765 INFO [stderr] Dec 04 15:01:31.767 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.767 INFO [stderr] --> src/compiler.rs:1676:21 Dec 04 15:01:31.767 INFO [stderr] | Dec 04 15:01:31.768 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 04 15:01:31.768 INFO [stderr] | ^^^ Dec 04 15:01:31.768 INFO [stderr] Dec 04 15:01:31.879 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:31.879 INFO [stderr] --> src/scanner.rs:475:17 Dec 04 15:01:31.880 INFO [stderr] | Dec 04 15:01:31.880 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 04 15:01:31.880 INFO [stderr] | ----^^^^^^ Dec 04 15:01:31.880 INFO [stderr] | | Dec 04 15:01:31.881 INFO [stderr] | help: remove this `mut` Dec 04 15:01:31.881 INFO [stderr] | Dec 04 15:01:31.881 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 15:01:31.882 INFO [stderr] Dec 04 15:01:31.899 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:31.899 INFO [stderr] --> src/scanner.rs:517:49 Dec 04 15:01:31.899 INFO [stderr] | Dec 04 15:01:31.900 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 04 15:01:31.900 INFO [stderr] | ----^^^^^ Dec 04 15:01:31.900 INFO [stderr] | | Dec 04 15:01:31.901 INFO [stderr] | help: remove this `mut` Dec 04 15:01:31.901 INFO [stderr] Dec 04 15:01:31.955 INFO [stderr] warning: unused variable: `res` Dec 04 15:01:31.955 INFO [stderr] --> src/scanner.rs:732:13 Dec 04 15:01:31.955 INFO [stderr] | Dec 04 15:01:31.955 INFO [stderr] 732 | let res = scanner.scan(); Dec 04 15:01:31.955 INFO [stderr] | ^^^ help: consider using `_res` instead Dec 04 15:01:31.955 INFO [stderr] | Dec 04 15:01:31.955 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 15:01:31.955 INFO [stderr] Dec 04 15:01:31.957 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.957 INFO [stderr] --> src/compiler.rs:933:21 Dec 04 15:01:31.957 INFO [stderr] | Dec 04 15:01:31.957 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 04 15:01:31.957 INFO [stderr] | ^^^ Dec 04 15:01:31.963 INFO [stderr] | Dec 04 15:01:31.963 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 04 15:01:31.963 INFO [stderr] Dec 04 15:01:31.963 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.963 INFO [stderr] --> src/compiler.rs:937:21 Dec 04 15:01:31.963 INFO [stderr] | Dec 04 15:01:31.963 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 04 15:01:31.963 INFO [stderr] | ^^^ Dec 04 15:01:31.963 INFO [stderr] Dec 04 15:01:31.967 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.967 INFO [stderr] --> src/compiler.rs:1020:17 Dec 04 15:01:31.967 INFO [stderr] | Dec 04 15:01:31.967 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 04 15:01:31.967 INFO [stderr] | ^^^ Dec 04 15:01:31.967 INFO [stderr] Dec 04 15:01:31.968 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:31.968 INFO [stderr] --> src/compiler.rs:1676:21 Dec 04 15:01:31.968 INFO [stderr] | Dec 04 15:01:31.968 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 04 15:01:31.968 INFO [stderr] | ^^^ Dec 04 15:01:31.968 INFO [stderr] Dec 04 15:01:32.051 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:32.051 INFO [stderr] --> src/scanner.rs:475:17 Dec 04 15:01:32.051 INFO [stderr] | Dec 04 15:01:32.051 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 04 15:01:32.051 INFO [stderr] | ----^^^^^^ Dec 04 15:01:32.051 INFO [stderr] | | Dec 04 15:01:32.051 INFO [stderr] | help: remove this `mut` Dec 04 15:01:32.051 INFO [stderr] | Dec 04 15:01:32.051 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 15:01:32.051 INFO [stderr] Dec 04 15:01:32.071 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:32.071 INFO [stderr] --> src/scanner.rs:517:49 Dec 04 15:01:32.071 INFO [stderr] | Dec 04 15:01:32.071 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 04 15:01:32.071 INFO [stderr] | ----^^^^^ Dec 04 15:01:32.071 INFO [stderr] | | Dec 04 15:01:32.071 INFO [stderr] | help: remove this `mut` Dec 04 15:01:32.071 INFO [stderr] Dec 04 15:01:32.147 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:32.147 INFO [stderr] --> src/compiler.rs:933:21 Dec 04 15:01:32.147 INFO [stderr] | Dec 04 15:01:32.147 INFO [stderr] 933 | reg += self.compile_expr(reg, expr, expr_ctx); Dec 04 15:01:32.147 INFO [stderr] | ^^^ Dec 04 15:01:32.147 INFO [stderr] | Dec 04 15:01:32.147 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 04 15:01:32.147 INFO [stderr] Dec 04 15:01:32.147 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:32.147 INFO [stderr] --> src/compiler.rs:937:21 Dec 04 15:01:32.147 INFO [stderr] | Dec 04 15:01:32.147 INFO [stderr] 937 | reg += self.compile_expr(reg, expr, &ExprContext::with_opt(0)); Dec 04 15:01:32.147 INFO [stderr] | ^^^ Dec 04 15:01:32.147 INFO [stderr] Dec 04 15:01:32.147 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:32.147 INFO [stderr] --> src/compiler.rs:1020:17 Dec 04 15:01:32.147 INFO [stderr] | Dec 04 15:01:32.147 INFO [stderr] 1020 | reg += self.compile_expr(reg, rhs, &ExprContext::with_opt(0)); Dec 04 15:01:32.147 INFO [stderr] | ^^^ Dec 04 15:01:32.148 INFO [stderr] Dec 04 15:01:32.148 INFO [stderr] warning: value assigned to `reg` is never read Dec 04 15:01:32.148 INFO [stderr] --> src/compiler.rs:1676:21 Dec 04 15:01:32.148 INFO [stderr] | Dec 04 15:01:32.148 INFO [stderr] 1676 | reg += self.compile_expr(reg, &exprs[0], &ExprContext::with_opt(-2)); Dec 04 15:01:32.148 INFO [stderr] | ^^^ Dec 04 15:01:32.148 INFO [stderr] Dec 04 15:01:32.267 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:32.267 INFO [stderr] --> src/scanner.rs:475:17 Dec 04 15:01:32.267 INFO [stderr] | Dec 04 15:01:32.268 INFO [stderr] 475 | let mut cvalue = c as u32; Dec 04 15:01:32.268 INFO [stderr] | ----^^^^^^ Dec 04 15:01:32.268 INFO [stderr] | | Dec 04 15:01:32.268 INFO [stderr] | help: remove this `mut` Dec 04 15:01:32.268 INFO [stderr] | Dec 04 15:01:32.269 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 15:01:32.269 INFO [stderr] Dec 04 15:01:32.283 INFO [stderr] warning: variable does not need to be mutable Dec 04 15:01:32.283 INFO [stderr] --> src/scanner.rs:517:49 Dec 04 15:01:32.283 INFO [stderr] | Dec 04 15:01:32.283 INFO [stderr] 517 | let (mut fraction, mut latest_char, mut count) = self.read_hexadecimal(0.0); Dec 04 15:01:32.283 INFO [stderr] | ----^^^^^ Dec 04 15:01:32.283 INFO [stderr] | | Dec 04 15:01:32.283 INFO [stderr] | help: remove this `mut` Dec 04 15:01:32.283 INFO [stderr] Dec 04 15:01:33.927 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.02s Dec 04 15:01:33.930 INFO [stderr] su: No module specific data is present Dec 04 15:01:35.131 INFO running `"docker" "inspect" "97bcad0c843a344bf374b1b633fb67b3f68c831e1615242de91e28f0e8abd8cc"` Dec 04 15:01:35.453 INFO running `"docker" "rm" "-f" "97bcad0c843a344bf374b1b633fb67b3f68c831e1615242de91e28f0e8abd8cc"` Dec 04 15:01:35.819 INFO [stdout] 97bcad0c843a344bf374b1b633fb67b3f68c831e1615242de91e28f0e8abd8cc