Dec 19 16:04:02.876 INFO checking hnkz/minic_rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:04:02.876 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/hnkz/minic_rust:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:04:03.452 INFO [stdout] d5661f68743c61415efdb8666c47a9e528e85d0b15d982222899c8d9df792ece
Dec 19 16:04:03.464 INFO running `"docker" "start" "-a" "d5661f68743c61415efdb8666c47a9e528e85d0b15d982222899c8d9df792ece"`
Dec 19 16:04:04.752 INFO [stderr]     Checking mini_c v0.1.0 (/opt/crater/workdir)
Dec 19 16:04:04.988 INFO [stderr] warning: unused import: `super::token::Token`
Dec 19 16:04:04.988 INFO [stderr]  --> src/token_rule.rs:1:5
Dec 19 16:04:04.988 INFO [stderr]   |
Dec 19 16:04:04.988 INFO [stderr] 1 | use super::token::Token;
Dec 19 16:04:04.988 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 16:04:04.988 INFO [stderr]   |
Dec 19 16:04:04.988 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:04:04.988 INFO [stderr] 
Dec 19 16:04:05.029 INFO [stderr] warning: unused import: `super::token::Token`
Dec 19 16:04:05.030 INFO [stderr]  --> src/token_rule.rs:1:5
Dec 19 16:04:05.030 INFO [stderr]   |
Dec 19 16:04:05.030 INFO [stderr] 1 | use super::token::Token;
Dec 19 16:04:05.030 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 16:04:05.030 INFO [stderr]   |
Dec 19 16:04:05.030 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:04:05.030 INFO [stderr] 
Dec 19 16:04:05.084 INFO [stderr] warning: unused variable: `len`
Dec 19 16:04:05.084 INFO [stderr]   --> src/io_context.rs:40:13
Dec 19 16:04:05.084 INFO [stderr]    |
Dec 19 16:04:05.084 INFO [stderr] 40 |         let len = match self.input.read_line(&mut buf) {
Dec 19 16:04:05.084 INFO [stderr]    |             ^^^ help: consider using `_len` instead
Dec 19 16:04:05.084 INFO [stderr]    |
Dec 19 16:04:05.084 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:04:05.084 INFO [stderr] 
Dec 19 16:04:05.084 INFO [stderr] warning: unused variable: `output`
Dec 19 16:04:05.084 INFO [stderr]   --> src/io_context.rs:51:31
Dec 19 16:04:05.084 INFO [stderr]    |
Dec 19 16:04:05.084 INFO [stderr] 51 |     pub fn output_code(&self, output: Vec<u8>) {
Dec 19 16:04:05.084 INFO [stderr]    |                               ^^^^^^ help: consider using `_output` instead
Dec 19 16:04:05.084 INFO [stderr] 
Dec 19 16:04:05.112 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:04:05.112 INFO [stderr]   --> src/token_rule.rs:70:13
Dec 19 16:04:05.112 INFO [stderr]    |
Dec 19 16:04:05.112 INFO [stderr] 70 |         let mut rule = Vec::<String>::new();
Dec 19 16:04:05.112 INFO [stderr]    |             ----^^^^
Dec 19 16:04:05.112 INFO [stderr]    |             |
Dec 19 16:04:05.112 INFO [stderr]    |             help: remove this `mut`
Dec 19 16:04:05.112 INFO [stderr]    |
Dec 19 16:04:05.112 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:04:05.112 INFO [stderr] 
Dec 19 16:04:05.112 INFO [stderr] warning: the feature `dbg_macro` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 19 16:04:05.112 INFO [stderr]  --> src/lib.rs:1:12
Dec 19 16:04:05.112 INFO [stderr]   |
Dec 19 16:04:05.112 INFO [stderr] 1 | #![feature(dbg_macro)]
Dec 19 16:04:05.112 INFO [stderr]   |            ^^^^^^^^^
Dec 19 16:04:05.112 INFO [stderr]   |
Dec 19 16:04:05.112 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 16:04:05.112 INFO [stderr] 
Dec 19 16:04:05.116 INFO [stderr] warning: unused variable: `len`
Dec 19 16:04:05.116 INFO [stderr]   --> src/io_context.rs:40:13
Dec 19 16:04:05.116 INFO [stderr]    |
Dec 19 16:04:05.116 INFO [stderr] 40 |         let len = match self.input.read_line(&mut buf) {
Dec 19 16:04:05.116 INFO [stderr]    |             ^^^ help: consider using `_len` instead
Dec 19 16:04:05.116 INFO [stderr]    |
Dec 19 16:04:05.116 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:04:05.116 INFO [stderr] 
Dec 19 16:04:05.116 INFO [stderr] warning: unused variable: `output`
Dec 19 16:04:05.116 INFO [stderr]   --> src/io_context.rs:51:31
Dec 19 16:04:05.116 INFO [stderr]    |
Dec 19 16:04:05.116 INFO [stderr] 51 |     pub fn output_code(&self, output: Vec<u8>) {
Dec 19 16:04:05.116 INFO [stderr]    |                               ^^^^^^ help: consider using `_output` instead
Dec 19 16:04:05.116 INFO [stderr] 
Dec 19 16:04:05.164 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:04:05.164 INFO [stderr]   --> src/token_rule.rs:70:13
Dec 19 16:04:05.164 INFO [stderr]    |
Dec 19 16:04:05.164 INFO [stderr] 70 |         let mut rule = Vec::<String>::new();
Dec 19 16:04:05.164 INFO [stderr]    |             ----^^^^
Dec 19 16:04:05.164 INFO [stderr]    |             |
Dec 19 16:04:05.164 INFO [stderr]    |             help: remove this `mut`
Dec 19 16:04:05.164 INFO [stderr]    |
Dec 19 16:04:05.164 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:04:05.164 INFO [stderr] 
Dec 19 16:04:05.168 INFO [stderr] warning: the feature `dbg_macro` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 19 16:04:05.168 INFO [stderr]  --> src/lib.rs:1:12
Dec 19 16:04:05.168 INFO [stderr]   |
Dec 19 16:04:05.168 INFO [stderr] 1 | #![feature(dbg_macro)]
Dec 19 16:04:05.168 INFO [stderr]   |            ^^^^^^^^^
Dec 19 16:04:05.168 INFO [stderr]   |
Dec 19 16:04:05.168 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 16:04:05.168 INFO [stderr] 
Dec 19 16:04:05.440 INFO [stderr] warning: unused import: `mini_c::token::Token`
Dec 19 16:04:05.440 INFO [stderr]  --> src/main.rs:7:5
Dec 19 16:04:05.440 INFO [stderr]   |
Dec 19 16:04:05.440 INFO [stderr] 7 | use mini_c::token::Token;
Dec 19 16:04:05.440 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 16:04:05.440 INFO [stderr]   |
Dec 19 16:04:05.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:04:05.440 INFO [stderr] 
Dec 19 16:04:05.440 INFO [stderr] warning: unused import: `mini_c::parse::cprogram::CProgram`
Dec 19 16:04:05.440 INFO [stderr]  --> src/main.rs:8:5
Dec 19 16:04:05.440 INFO [stderr]   |
Dec 19 16:04:05.440 INFO [stderr] 8 | use mini_c::parse::cprogram::CProgram;
Dec 19 16:04:05.440 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:04:05.440 INFO [stderr] 
Dec 19 16:04:05.440 INFO [stderr] warning: unused import: `mini_c::token::Token`
Dec 19 16:04:05.440 INFO [stderr]  --> src/main.rs:7:5
Dec 19 16:04:05.440 INFO [stderr]   |
Dec 19 16:04:05.440 INFO [stderr] 7 | use mini_c::token::Token;
Dec 19 16:04:05.440 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 16:04:05.440 INFO [stderr]   |
Dec 19 16:04:05.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:04:05.440 INFO [stderr] 
Dec 19 16:04:05.440 INFO [stderr] warning: unused import: `mini_c::parse::cprogram::CProgram`
Dec 19 16:04:05.440 INFO [stderr]  --> src/main.rs:8:5
Dec 19 16:04:05.440 INFO [stderr]   |
Dec 19 16:04:05.440 INFO [stderr] 8 | use mini_c::parse::cprogram::CProgram;
Dec 19 16:04:05.440 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:04:05.441 INFO [stderr] 
Dec 19 16:04:05.488 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:04:05.488 INFO [stderr]   --> src/main.rs:36:9
Dec 19 16:04:05.488 INFO [stderr]    |
Dec 19 16:04:05.488 INFO [stderr] 36 |     let mut tokens= tokenizer.get_tokens(&mut ioctx);
Dec 19 16:04:05.488 INFO [stderr]    |         ----^^^^^^
Dec 19 16:04:05.488 INFO [stderr]    |         |
Dec 19 16:04:05.488 INFO [stderr]    |         help: remove this `mut`
Dec 19 16:04:05.488 INFO [stderr]    |
Dec 19 16:04:05.488 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:04:05.488 INFO [stderr] 
Dec 19 16:04:05.488 INFO [stderr] warning: the feature `dbg_macro` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 19 16:04:05.488 INFO [stderr]  --> src/main.rs:1:12
Dec 19 16:04:05.488 INFO [stderr]   |
Dec 19 16:04:05.488 INFO [stderr] 1 | #![feature(dbg_macro)]
Dec 19 16:04:05.488 INFO [stderr]   |            ^^^^^^^^^
Dec 19 16:04:05.488 INFO [stderr]   |
Dec 19 16:04:05.488 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 16:04:05.488 INFO [stderr] 
Dec 19 16:04:05.496 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:04:05.497 INFO [stderr]   --> src/main.rs:36:9
Dec 19 16:04:05.497 INFO [stderr]    |
Dec 19 16:04:05.497 INFO [stderr] 36 |     let mut tokens= tokenizer.get_tokens(&mut ioctx);
Dec 19 16:04:05.497 INFO [stderr]    |         ----^^^^^^
Dec 19 16:04:05.497 INFO [stderr]    |         |
Dec 19 16:04:05.497 INFO [stderr]    |         help: remove this `mut`
Dec 19 16:04:05.497 INFO [stderr]    |
Dec 19 16:04:05.497 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:04:05.497 INFO [stderr] 
Dec 19 16:04:05.497 INFO [stderr] warning: the feature `dbg_macro` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 19 16:04:05.497 INFO [stderr]  --> src/main.rs:1:12
Dec 19 16:04:05.497 INFO [stderr]   |
Dec 19 16:04:05.497 INFO [stderr] 1 | #![feature(dbg_macro)]
Dec 19 16:04:05.497 INFO [stderr]   |            ^^^^^^^^^
Dec 19 16:04:05.497 INFO [stderr]   |
Dec 19 16:04:05.497 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 16:04:05.497 INFO [stderr] 
Dec 19 16:04:05.548 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Dec 19 16:04:06.202 INFO running `"docker" "inspect" "d5661f68743c61415efdb8666c47a9e528e85d0b15d982222899c8d9df792ece"`
Dec 19 16:04:06.390 INFO running `"docker" "rm" "-f" "d5661f68743c61415efdb8666c47a9e528e85d0b15d982222899c8d9df792ece"`
Dec 19 16:04:06.528 INFO [stdout] d5661f68743c61415efdb8666c47a9e528e85d0b15d982222899c8d9df792ece