Nov 30 08:49:13.941 INFO checking RussellSprouts/6502-language-rust against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 08:49:13.941 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 08:49:14.082 INFO [stdout] 7e589e39a2f3d1efa9542d4ee773601ea23aeb13af63c848e2b424f75f2a331a
Nov 30 08:49:14.084 INFO running `"docker" "start" "-a" "7e589e39a2f3d1efa9542d4ee773601ea23aeb13af63c848e2b424f75f2a331a"`
Nov 30 08:49:15.080 INFO [stderr] usermod: no changes
Nov 30 08:49:15.192 INFO [stderr]    Compiling libc v0.2.39
Nov 30 08:49:15.204 INFO [stderr]    Compiling im v10.0.0
Nov 30 08:49:15.204 INFO [stderr]     Checking regex v0.2.6
Nov 30 08:49:18.673 INFO [stderr]    Compiling memchr v2.0.1
Nov 30 08:49:20.678 INFO [stderr]    Compiling aho-corasick v0.6.4
Nov 30 08:49:31.693 INFO [stderr]    Compiling compiler v0.1.0 (/source)
Nov 30 08:49:35.108 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 08:49:35.108 INFO [stderr]  --> main.rs:6:1
Nov 30 08:49:35.108 INFO [stderr]   |
Nov 30 08:49:35.108 INFO [stderr] 6 | #[macro_use]
Nov 30 08:49:35.108 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 08:49:35.132 INFO [stderr]   |
Nov 30 08:49:35.132 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 08:49:35.132 INFO [stderr] 
Nov 30 08:49:35.300 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 08:49:35.300 INFO [stderr]  --> main.rs:6:1
Nov 30 08:49:35.300 INFO [stderr]   |
Nov 30 08:49:35.300 INFO [stderr] 6 | #[macro_use]
Nov 30 08:49:35.300 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 08:49:35.300 INFO [stderr]   |
Nov 30 08:49:35.300 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 08:49:35.300 INFO [stderr] 
Nov 30 08:49:36.384 INFO [stderr] warning: variable does not need to be mutable
Nov 30 08:49:36.384 INFO [stderr]    --> main.rs:327:9
Nov 30 08:49:36.385 INFO [stderr]     |
Nov 30 08:49:36.385 INFO [stderr] 327 |     let mut parsed: &Expression2;
Nov 30 08:49:36.385 INFO [stderr]     |         ----^^^^^^
Nov 30 08:49:36.386 INFO [stderr]     |         |
Nov 30 08:49:36.386 INFO [stderr]     |         help: remove this `mut`
Nov 30 08:49:36.386 INFO [stderr]     |
Nov 30 08:49:36.386 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 08:49:36.386 INFO [stderr] 
Nov 30 08:49:36.488 INFO [stderr] warning: variable does not need to be mutable
Nov 30 08:49:36.488 INFO [stderr]    --> main.rs:327:9
Nov 30 08:49:36.489 INFO [stderr]     |
Nov 30 08:49:36.489 INFO [stderr] 327 |     let mut parsed: &Expression2;
Nov 30 08:49:36.489 INFO [stderr]     |         ----^^^^^^
Nov 30 08:49:36.492 INFO [stderr]     |         |
Nov 30 08:49:36.492 INFO [stderr]     |         help: remove this `mut`
Nov 30 08:49:36.492 INFO [stderr]     |
Nov 30 08:49:36.492 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 08:49:36.492 INFO [stderr] 
Nov 30 08:49:36.791 INFO [stderr] warning: method is never used: `size`
Nov 30 08:49:36.791 INFO [stderr]    --> main.rs:264:5
Nov 30 08:49:36.791 INFO [stderr]     |
Nov 30 08:49:36.792 INFO [stderr] 264 |     fn size(&self) -> u64 {
Nov 30 08:49:36.792 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:49:36.792 INFO [stderr]     |
Nov 30 08:49:36.793 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 08:49:36.793 INFO [stderr] 
Nov 30 08:49:36.793 INFO [stderr] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 30 08:49:36.794 INFO [stderr]  --> main.rs:2:12
Nov 30 08:49:36.794 INFO [stderr]   |
Nov 30 08:49:36.794 INFO [stderr] 2 | #![feature(underscore_lifetimes)]
Nov 30 08:49:36.795 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Nov 30 08:49:36.795 INFO [stderr]   |
Nov 30 08:49:36.795 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 08:49:36.796 INFO [stderr] 
Nov 30 08:49:36.826 INFO [stderr] warning: method is never used: `size`
Nov 30 08:49:36.826 INFO [stderr]    --> main.rs:264:5
Nov 30 08:49:36.826 INFO [stderr]     |
Nov 30 08:49:36.827 INFO [stderr] 264 |     fn size(&self) -> u64 {
Nov 30 08:49:36.827 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:49:36.827 INFO [stderr]     |
Nov 30 08:49:36.828 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 08:49:36.828 INFO [stderr] 
Nov 30 08:49:36.828 INFO [stderr] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 30 08:49:36.828 INFO [stderr]  --> main.rs:2:12
Nov 30 08:49:36.829 INFO [stderr]   |
Nov 30 08:49:36.829 INFO [stderr] 2 | #![feature(underscore_lifetimes)]
Nov 30 08:49:36.829 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Nov 30 08:49:36.830 INFO [stderr]   |
Nov 30 08:49:36.830 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 08:49:36.830 INFO [stderr] 
Nov 30 08:49:36.875 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.77s
Nov 30 08:49:36.879 INFO [stderr] su: No module specific data is present
Nov 30 08:49:37.960 INFO running `"docker" "inspect" "7e589e39a2f3d1efa9542d4ee773601ea23aeb13af63c848e2b424f75f2a331a"`
Nov 30 08:49:38.274 INFO running `"docker" "rm" "-f" "7e589e39a2f3d1efa9542d4ee773601ea23aeb13af63c848e2b424f75f2a331a"`
Nov 30 08:49:38.652 INFO [stdout] 7e589e39a2f3d1efa9542d4ee773601ea23aeb13af63c848e2b424f75f2a331a