Dec 11 22:02:03.596 INFO checking banziha104/RustSample against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:02:03.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 22:02:04.056 INFO [stdout] 5b6b9103aa58b0b8a6eb9483d502a7ce7a7e63dd74e7b7fc5abda0ff612617b9
Dec 11 22:02:04.060 INFO running `"docker" "start" "-a" "5b6b9103aa58b0b8a6eb9483d502a7ce7a7e63dd74e7b7fc5abda0ff612617b9"`
Dec 11 22:02:05.264 INFO [stderr] usermod: no changes
Dec 11 22:02:05.332 INFO [stderr]     Checking RustSample v0.1.0 (/source)
Dec 11 22:02:05.742 INFO [stderr] warning: unused import: `std::thread`
Dec 11 22:02:05.742 INFO [stderr]  --> src/main.rs:1:5
Dec 11 22:02:05.742 INFO [stderr]   |
Dec 11 22:02:05.742 INFO [stderr] 1 | use std::thread;
Dec 11 22:02:05.742 INFO [stderr]   |     ^^^^^^^^^^^
Dec 11 22:02:05.742 INFO [stderr]   |
Dec 11 22:02:05.742 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 22:02:05.742 INFO [stderr] 
Dec 11 22:02:05.768 INFO [stderr] warning: crate `RustSample` should have a snake case name such as `rust_sample`
Dec 11 22:02:05.768 INFO [stderr]   |
Dec 11 22:02:05.768 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 22:02:05.768 INFO [stderr] 
Dec 11 22:02:05.776 INFO [stderr] warning: function `returnFormat` should have a snake case name such as `return_format`
Dec 11 22:02:05.776 INFO [stderr]  --> src/main.rs:4:1
Dec 11 22:02:05.776 INFO [stderr]   |
Dec 11 22:02:05.776 INFO [stderr] 4 | / fn returnFormat(i : i32) -> String{
Dec 11 22:02:05.776 INFO [stderr] 5 | |     format!("{}",i)
Dec 11 22:02:05.776 INFO [stderr] 6 | | }
Dec 11 22:02:05.776 INFO [stderr]   | |_^
Dec 11 22:02:05.776 INFO [stderr] 
Dec 11 22:02:05.905 INFO [stderr] warning: unused import: `std::thread`
Dec 11 22:02:05.905 INFO [stderr]  --> src/main.rs:1:5
Dec 11 22:02:05.905 INFO [stderr]   |
Dec 11 22:02:05.905 INFO [stderr] 1 | use std::thread;
Dec 11 22:02:05.905 INFO [stderr]   |     ^^^^^^^^^^^
Dec 11 22:02:05.905 INFO [stderr]   |
Dec 11 22:02:05.905 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 22:02:05.905 INFO [stderr] 
Dec 11 22:02:05.925 INFO [stderr] warning: crate `RustSample` should have a snake case name such as `rust_sample`
Dec 11 22:02:05.926 INFO [stderr]   |
Dec 11 22:02:05.926 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 22:02:05.926 INFO [stderr] 
Dec 11 22:02:05.926 INFO [stderr] warning: function `returnFormat` should have a snake case name such as `return_format`
Dec 11 22:02:05.926 INFO [stderr]  --> src/main.rs:4:1
Dec 11 22:02:05.926 INFO [stderr]   |
Dec 11 22:02:05.926 INFO [stderr] 4 | / fn returnFormat(i : i32) -> String{
Dec 11 22:02:05.926 INFO [stderr] 5 | |     format!("{}",i)
Dec 11 22:02:05.926 INFO [stderr] 6 | | }
Dec 11 22:02:05.926 INFO [stderr]   | |_^
Dec 11 22:02:05.926 INFO [stderr] 
Dec 11 22:02:05.942 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Dec 11 22:02:05.944 INFO [stderr] su: No module specific data is present
Dec 11 22:02:06.740 INFO running `"docker" "inspect" "5b6b9103aa58b0b8a6eb9483d502a7ce7a7e63dd74e7b7fc5abda0ff612617b9"`
Dec 11 22:02:07.190 INFO running `"docker" "rm" "-f" "5b6b9103aa58b0b8a6eb9483d502a7ce7a7e63dd74e7b7fc5abda0ff612617b9"`
Dec 11 22:02:07.472 INFO [stdout] 5b6b9103aa58b0b8a6eb9483d502a7ce7a7e63dd74e7b7fc5abda0ff612617b9