Dec 11 10:06:27.039 INFO checking sbeckeriv/greedy-color against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 10:06:27.039 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 10:06:27.673 INFO [stdout] 08bc35edb15b0513f290bff20f0fc63f34f5b8fdebfe860d13fc6332e1a6147d
Dec 11 10:06:27.675 INFO running `"docker" "start" "-a" "08bc35edb15b0513f290bff20f0fc63f34f5b8fdebfe860d13fc6332e1a6147d"`
Dec 11 10:06:29.743 INFO [stderr] usermod: no changes
Dec 11 10:06:29.868 INFO [stderr]    Compiling ruby-sys v0.2.17
Dec 11 10:06:29.868 INFO [stderr]     Checking libc v0.2.11
Dec 11 10:06:31.756 INFO [stderr]     Checking ruru v0.9.1
Dec 11 10:06:32.420 INFO [stderr]     Checking hash_color v0.1.0 (/source)
Dec 11 10:06:32.748 INFO [stderr] warning: unused imports: `AnyObject`, `Boolean`, `VM`
Dec 11 10:06:32.749 INFO [stderr]  --> src/lib.rs:3:12
Dec 11 10:06:32.749 INFO [stderr]   |
Dec 11 10:06:32.749 INFO [stderr] 3 | use ruru::{AnyObject, Boolean, Class, Fixnum, Hash, VM, Array};
Dec 11 10:06:32.749 INFO [stderr]   |            ^^^^^^^^^  ^^^^^^^                       ^^
Dec 11 10:06:32.749 INFO [stderr]   |
Dec 11 10:06:32.749 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 10:06:32.749 INFO [stderr] 
Dec 11 10:06:32.749 INFO [stderr] warning: unused import: `ruru::types::Argc`
Dec 11 10:06:32.749 INFO [stderr]  --> src/lib.rs:5:5
Dec 11 10:06:32.749 INFO [stderr]   |
Dec 11 10:06:32.749 INFO [stderr] 5 | use ruru::types::Argc;
Dec 11 10:06:32.749 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 11 10:06:32.749 INFO [stderr] 
Dec 11 10:06:32.749 INFO [stderr] warning: unused import: `HashMap`
Dec 11 10:06:32.749 INFO [stderr]  --> src/lib.rs:6:33
Dec 11 10:06:32.749 INFO [stderr]   |
Dec 11 10:06:32.749 INFO [stderr] 6 | use std::collections::{HashSet, HashMap};
Dec 11 10:06:32.749 INFO [stderr]   |                                 ^^^^^^^
Dec 11 10:06:32.749 INFO [stderr] 
Dec 11 10:06:32.789 INFO [stderr] warning: unused imports: `AnyObject`, `Boolean`, `VM`
Dec 11 10:06:32.789 INFO [stderr]  --> src/lib.rs:3:12
Dec 11 10:06:32.789 INFO [stderr]   |
Dec 11 10:06:32.789 INFO [stderr] 3 | use ruru::{AnyObject, Boolean, Class, Fixnum, Hash, VM, Array};
Dec 11 10:06:32.789 INFO [stderr]   |            ^^^^^^^^^  ^^^^^^^                       ^^
Dec 11 10:06:32.789 INFO [stderr]   |
Dec 11 10:06:32.789 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 10:06:32.789 INFO [stderr] 
Dec 11 10:06:32.789 INFO [stderr] warning: unused import: `ruru::types::Argc`
Dec 11 10:06:32.789 INFO [stderr]  --> src/lib.rs:5:5
Dec 11 10:06:32.789 INFO [stderr]   |
Dec 11 10:06:32.789 INFO [stderr] 5 | use ruru::types::Argc;
Dec 11 10:06:32.789 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 11 10:06:32.789 INFO [stderr] 
Dec 11 10:06:32.789 INFO [stderr] warning: unused import: `HashMap`
Dec 11 10:06:32.789 INFO [stderr]  --> src/lib.rs:6:33
Dec 11 10:06:32.789 INFO [stderr]   |
Dec 11 10:06:32.789 INFO [stderr] 6 | use std::collections::{HashSet, HashMap};
Dec 11 10:06:32.789 INFO [stderr]   |                                 ^^^^^^^
Dec 11 10:06:32.789 INFO [stderr] 
Dec 11 10:06:32.892 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
Dec 11 10:06:32.911 INFO [stderr] su: No module specific data is present
Dec 11 10:06:33.759 INFO running `"docker" "inspect" "08bc35edb15b0513f290bff20f0fc63f34f5b8fdebfe860d13fc6332e1a6147d"`
Dec 11 10:06:34.156 INFO running `"docker" "rm" "-f" "08bc35edb15b0513f290bff20f0fc63f34f5b8fdebfe860d13fc6332e1a6147d"`
Dec 11 10:06:34.517 INFO [stdout] 08bc35edb15b0513f290bff20f0fc63f34f5b8fdebfe860d13fc6332e1a6147d