Dec 12 00:37:50.347 INFO checking Rep2/RS_2_lab against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:37:50.347 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 00:37:50.752 INFO [stdout] 8802b9441d290340c8556e51488d9bda81ed54d6d8da99d7a1ce53d445b59fe8
Dec 12 00:37:50.757 INFO running `"docker" "start" "-a" "8802b9441d290340c8556e51488d9bda81ed54d6d8da99d7a1ce53d445b59fe8"`
Dec 12 00:37:51.175 INFO [stderr] usermod: no changes
Dec 12 00:37:51.208 INFO [stderr]     Checking rs2 v0.1.0 (/source)
Dec 12 00:37:51.625 INFO [stderr] warning: unused import: `self`
Dec 12 00:37:51.625 INFO [stderr]  --> src/nodes.rs:1:15
Dec 12 00:37:51.625 INFO [stderr]   |
Dec 12 00:37:51.625 INFO [stderr] 1 | use std::io::{self, BufReader};
Dec 12 00:37:51.625 INFO [stderr]   |               ^^^^
Dec 12 00:37:51.625 INFO [stderr]   |
Dec 12 00:37:51.625 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 00:37:51.625 INFO [stderr] 
Dec 12 00:37:51.625 INFO [stderr] warning: unused import: `std::fs::File`
Dec 12 00:37:51.625 INFO [stderr]  --> src/nodes.rs:3:5
Dec 12 00:37:51.625 INFO [stderr]   |
Dec 12 00:37:51.625 INFO [stderr] 3 | use std::fs::File;
Dec 12 00:37:51.625 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 12 00:37:51.625 INFO [stderr] 
Dec 12 00:37:51.672 INFO [stderr] warning: unused import: `self`
Dec 12 00:37:51.672 INFO [stderr]  --> src/nodes.rs:1:15
Dec 12 00:37:51.672 INFO [stderr]   |
Dec 12 00:37:51.672 INFO [stderr] 1 | use std::io::{self, BufReader};
Dec 12 00:37:51.672 INFO [stderr]   |               ^^^^
Dec 12 00:37:51.672 INFO [stderr]   |
Dec 12 00:37:51.672 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 00:37:51.672 INFO [stderr] 
Dec 12 00:37:51.672 INFO [stderr] warning: unused import: `std::fs::File`
Dec 12 00:37:51.672 INFO [stderr]  --> src/nodes.rs:3:5
Dec 12 00:37:51.672 INFO [stderr]   |
Dec 12 00:37:51.672 INFO [stderr] 3 | use std::fs::File;
Dec 12 00:37:51.672 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 12 00:37:51.672 INFO [stderr] 
Dec 12 00:37:51.696 INFO [stderr] warning: unused variable: `node`
Dec 12 00:37:51.696 INFO [stderr]   --> src/main.rs:24:6
Dec 12 00:37:51.696 INFO [stderr]    |
Dec 12 00:37:51.696 INFO [stderr] 24 |     let node = nodes::register_node();
Dec 12 00:37:51.696 INFO [stderr]    |         ^^^^ help: consider using `_node` instead
Dec 12 00:37:51.696 INFO [stderr]    |
Dec 12 00:37:51.696 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:37:51.696 INFO [stderr] 
Dec 12 00:37:51.704 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:37:51.704 INFO [stderr]   --> src/nodes.rs:16:9
Dec 12 00:37:51.704 INFO [stderr]    |
Dec 12 00:37:51.704 INFO [stderr] 16 |     let mut file_in = match OpenOptions::new().
Dec 12 00:37:51.704 INFO [stderr]    |         ----^^^^^^^
Dec 12 00:37:51.704 INFO [stderr]    |         |
Dec 12 00:37:51.704 INFO [stderr]    |         help: remove this `mut`
Dec 12 00:37:51.704 INFO [stderr]    |
Dec 12 00:37:51.704 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 00:37:51.704 INFO [stderr] 
Dec 12 00:37:51.704 INFO [stderr] warning: variable `readLine` should have a snake case name such as `read_line`
Dec 12 00:37:51.704 INFO [stderr]   --> src/nodes.rs:30:6
Dec 12 00:37:51.704 INFO [stderr]    |
Dec 12 00:37:51.704 INFO [stderr] 30 |     let mut readLine = String::new();
Dec 12 00:37:51.704 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 12 00:37:51.704 INFO [stderr]    |
Dec 12 00:37:51.704 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 12 00:37:51.704 INFO [stderr] 
Dec 12 00:37:51.760 INFO [stderr] warning: unused variable: `node`
Dec 12 00:37:51.760 INFO [stderr]   --> src/main.rs:24:6
Dec 12 00:37:51.760 INFO [stderr]    |
Dec 12 00:37:51.760 INFO [stderr] 24 |     let node = nodes::register_node();
Dec 12 00:37:51.760 INFO [stderr]    |         ^^^^ help: consider using `_node` instead
Dec 12 00:37:51.760 INFO [stderr]    |
Dec 12 00:37:51.760 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:37:51.760 INFO [stderr] 
Dec 12 00:37:51.772 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:37:51.772 INFO [stderr]   --> src/nodes.rs:16:9
Dec 12 00:37:51.772 INFO [stderr]    |
Dec 12 00:37:51.772 INFO [stderr] 16 |     let mut file_in = match OpenOptions::new().
Dec 12 00:37:51.772 INFO [stderr]    |         ----^^^^^^^
Dec 12 00:37:51.772 INFO [stderr]    |         |
Dec 12 00:37:51.772 INFO [stderr]    |         help: remove this `mut`
Dec 12 00:37:51.772 INFO [stderr]    |
Dec 12 00:37:51.772 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 00:37:51.772 INFO [stderr] 
Dec 12 00:37:51.773 INFO [stderr] warning: variable `readLine` should have a snake case name such as `read_line`
Dec 12 00:37:51.773 INFO [stderr]   --> src/nodes.rs:30:6
Dec 12 00:37:51.773 INFO [stderr]    |
Dec 12 00:37:51.774 INFO [stderr] 30 |     let mut readLine = String::new();
Dec 12 00:37:51.774 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 12 00:37:51.774 INFO [stderr]    |
Dec 12 00:37:51.774 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 12 00:37:51.774 INFO [stderr] 
Dec 12 00:37:51.789 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 12 00:37:51.794 INFO [stderr] su: No module specific data is present
Dec 12 00:37:52.138 INFO running `"docker" "inspect" "8802b9441d290340c8556e51488d9bda81ed54d6d8da99d7a1ce53d445b59fe8"`
Dec 12 00:37:52.298 INFO running `"docker" "rm" "-f" "8802b9441d290340c8556e51488d9bda81ed54d6d8da99d7a1ce53d445b59fe8"`
Dec 12 00:37:52.468 INFO [stdout] 8802b9441d290340c8556e51488d9bda81ed54d6d8da99d7a1ce53d445b59fe8