Dec 05 00:19:02.234 INFO checking RussellSprouts/6502-language-rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 00:19:02.234 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 05 00:19:02.461 INFO [stdout] fc4d1eb75847130f80c57b84553f0a01752e5a140b479612a54fe234da83a82f
Dec 05 00:19:02.464 INFO running `"docker" "start" "-a" "fc4d1eb75847130f80c57b84553f0a01752e5a140b479612a54fe234da83a82f"`
Dec 05 00:19:03.271 INFO [stderr] usermod: no changes
Dec 05 00:19:03.365 INFO [stderr]    Compiling libc v0.2.39
Dec 05 00:19:03.365 INFO [stderr]    Compiling peg v0.5.4
Dec 05 00:19:03.365 INFO [stderr]    Compiling im v10.0.0
Dec 05 00:19:03.365 INFO [stderr]     Checking regex v0.2.6
Dec 05 00:19:06.055 INFO [stderr]    Compiling memchr v2.0.1
Dec 05 00:19:07.471 INFO [stderr]    Compiling aho-corasick v0.6.4
Dec 05 00:19:23.093 INFO [stderr]    Compiling compiler v0.1.0 (/source)
Dec 05 00:19:26.531 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 00:19:26.531 INFO [stderr]  --> main.rs:6:1
Dec 05 00:19:26.531 INFO [stderr]   |
Dec 05 00:19:26.531 INFO [stderr] 6 | #[macro_use]
Dec 05 00:19:26.531 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 00:19:26.531 INFO [stderr]   |
Dec 05 00:19:26.531 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:19:26.531 INFO [stderr] 
Dec 05 00:19:26.697 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 00:19:26.698 INFO [stderr]  --> main.rs:6:1
Dec 05 00:19:26.698 INFO [stderr]   |
Dec 05 00:19:26.698 INFO [stderr] 6 | #[macro_use]
Dec 05 00:19:26.698 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 00:19:26.699 INFO [stderr]   |
Dec 05 00:19:26.707 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:19:26.707 INFO [stderr] 
Dec 05 00:19:27.325 INFO [stderr] warning: variable does not need to be mutable
Dec 05 00:19:27.325 INFO [stderr]    --> main.rs:327:9
Dec 05 00:19:27.325 INFO [stderr]     |
Dec 05 00:19:27.325 INFO [stderr] 327 |     let mut parsed: &Expression2;
Dec 05 00:19:27.325 INFO [stderr]     |         ----^^^^^^
Dec 05 00:19:27.325 INFO [stderr]     |         |
Dec 05 00:19:27.325 INFO [stderr]     |         help: remove this `mut`
Dec 05 00:19:27.325 INFO [stderr]     |
Dec 05 00:19:27.325 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 00:19:27.325 INFO [stderr] 
Dec 05 00:19:27.607 INFO [stderr] warning: method is never used: `size`
Dec 05 00:19:27.607 INFO [stderr]    --> main.rs:264:5
Dec 05 00:19:27.607 INFO [stderr]     |
Dec 05 00:19:27.607 INFO [stderr] 264 |     fn size(&self) -> u64 {
Dec 05 00:19:27.607 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:19:27.607 INFO [stderr]     |
Dec 05 00:19:27.607 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 00:19:27.607 INFO [stderr] 
Dec 05 00:19:27.607 INFO [stderr] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 00:19:27.607 INFO [stderr]  --> main.rs:2:12
Dec 05 00:19:27.607 INFO [stderr]   |
Dec 05 00:19:27.607 INFO [stderr] 2 | #![feature(underscore_lifetimes)]
Dec 05 00:19:27.607 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 05 00:19:27.607 INFO [stderr]   |
Dec 05 00:19:27.607 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 00:19:27.607 INFO [stderr] 
Dec 05 00:19:27.623 INFO [stderr] warning: variable does not need to be mutable
Dec 05 00:19:27.623 INFO [stderr]    --> main.rs:327:9
Dec 05 00:19:27.623 INFO [stderr]     |
Dec 05 00:19:27.623 INFO [stderr] 327 |     let mut parsed: &Expression2;
Dec 05 00:19:27.623 INFO [stderr]     |         ----^^^^^^
Dec 05 00:19:27.623 INFO [stderr]     |         |
Dec 05 00:19:27.623 INFO [stderr]     |         help: remove this `mut`
Dec 05 00:19:27.635 INFO [stderr]     |
Dec 05 00:19:27.635 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 00:19:27.635 INFO [stderr] 
Dec 05 00:19:27.851 INFO [stderr] warning: method is never used: `size`
Dec 05 00:19:27.851 INFO [stderr]    --> main.rs:264:5
Dec 05 00:19:27.851 INFO [stderr]     |
Dec 05 00:19:27.851 INFO [stderr] 264 |     fn size(&self) -> u64 {
Dec 05 00:19:27.851 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:19:27.851 INFO [stderr]     |
Dec 05 00:19:27.855 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 00:19:27.855 INFO [stderr] 
Dec 05 00:19:27.855 INFO [stderr] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 00:19:27.855 INFO [stderr]  --> main.rs:2:12
Dec 05 00:19:27.855 INFO [stderr]   |
Dec 05 00:19:27.855 INFO [stderr] 2 | #![feature(underscore_lifetimes)]
Dec 05 00:19:27.855 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 05 00:19:27.855 INFO [stderr]   |
Dec 05 00:19:27.855 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 00:19:27.855 INFO [stderr] 
Dec 05 00:19:27.893 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.60s
Dec 05 00:19:27.899 INFO [stderr] su: No module specific data is present
Dec 05 00:19:29.149 INFO running `"docker" "inspect" "fc4d1eb75847130f80c57b84553f0a01752e5a140b479612a54fe234da83a82f"`
Dec 05 00:19:29.414 INFO running `"docker" "rm" "-f" "fc4d1eb75847130f80c57b84553f0a01752e5a140b479612a54fe234da83a82f"`
Dec 05 00:19:29.718 INFO [stdout] fc4d1eb75847130f80c57b84553f0a01752e5a140b479612a54fe234da83a82f