[INFO] updating cached repository https://github.com/Kanabenki/insa-c-interpreter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b2cf7e0ae57c911d08d69dca2318c35f24c240fd
[INFO] checking Kanabenki/insa-c-interpreter against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68746
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanabenki%2Finsa-c-interpreter" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kanabenki/insa-c-interpreter on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kanabenki/insa-c-interpreter
[INFO] finished tweaking git repo https://github.com/Kanabenki/insa-c-interpreter
[INFO] tweaked toml for git repo https://github.com/Kanabenki/insa-c-interpreter written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Kanabenki/insa-c-interpreter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 48a0b53ec217e7be711c669d9a9ed1b8a16134e9e0a049ec1f6867c5002a2787
[INFO] running `"docker" "start" "-a" "48a0b53ec217e7be711c669d9a9ed1b8a16134e9e0a049ec1f6867c5002a2787"`
[INFO] [stderr]     Checking libc v0.2.51
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking insa-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `stdout`
[INFO] [stderr]  --> src/main.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufReader, stdout};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug`, `error`
[INFO] [stderr]  --> src/main.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use log::{info, debug, error};
[INFO] [stderr]   |                 ^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrh`
[INFO] [stderr]    --> src/main.rs:128:22
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn jr(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                      ^^^^^ help: consider prefixing with an underscore: `_addrh`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrl`
[INFO] [stderr]    --> src/main.rs:128:33
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn jr(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                 ^^^^^ help: consider prefixing with an underscore: `_addrl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reg_a`
[INFO] [stderr]    --> src/main.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn jr(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                            ^^^^^ help: consider prefixing with an underscore: `_reg_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrh`
[INFO] [stderr]    --> src/main.rs:132:23
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn jrc(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                       ^^^^^ help: consider prefixing with an underscore: `_addrh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrl`
[INFO] [stderr]    --> src/main.rs:132:34
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn jrc(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                  ^^^^^ help: consider prefixing with an underscore: `_addrl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reg_a`
[INFO] [stderr]    --> src/main.rs:132:45
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn jrc(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                             ^^^^^ help: consider prefixing with an underscore: `_reg_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `stdout`
[INFO] [stderr]  --> src/main.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufReader, stdout};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug`, `error`
[INFO] [stderr]  --> src/main.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use log::{info, debug, error};
[INFO] [stderr]   |                 ^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrh`
[INFO] [stderr]    --> src/main.rs:128:22
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn jr(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                      ^^^^^ help: consider prefixing with an underscore: `_addrh`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrl`
[INFO] [stderr]    --> src/main.rs:128:33
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn jr(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                 ^^^^^ help: consider prefixing with an underscore: `_addrl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reg_a`
[INFO] [stderr]    --> src/main.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn jr(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                            ^^^^^ help: consider prefixing with an underscore: `_reg_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrh`
[INFO] [stderr]    --> src/main.rs:132:23
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn jrc(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                       ^^^^^ help: consider prefixing with an underscore: `_addrh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addrl`
[INFO] [stderr]    --> src/main.rs:132:34
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn jrc(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                  ^^^^^ help: consider prefixing with an underscore: `_addrl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reg_a`
[INFO] [stderr]    --> src/main.rs:132:45
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn jrc(&mut self, addrh: u8, addrl: u8, reg_a: u8) {
[INFO] [stderr]     |                                             ^^^^^ help: consider prefixing with an underscore: `_reg_a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `"docker" "inspect" "48a0b53ec217e7be711c669d9a9ed1b8a16134e9e0a049ec1f6867c5002a2787"`
[INFO] running `"docker" "rm" "-f" "48a0b53ec217e7be711c669d9a9ed1b8a16134e9e0a049ec1f6867c5002a2787"`
[INFO] [stdout] 48a0b53ec217e7be711c669d9a9ed1b8a16134e9e0a049ec1f6867c5002a2787