[INFO] cloning repository STYAGAYLO/ElevatorByRust
[INFO] running `"git" "clone" "--bare" "git://github.com/STYAGAYLO/ElevatorByRust.git" "work/cache/sources/gh/STYAGAYLO/ElevatorByRust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/STYAGAYLO/ElevatorByRust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/STYAGAYLO/ElevatorByRust" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/STYAGAYLO/ElevatorByRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/STYAGAYLO/ElevatorByRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/STYAGAYLO/ElevatorByRust" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/STYAGAYLO/ElevatorByRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/STYAGAYLO/ElevatorByRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 53bb287a16509fe8e9d8bc5bc9cd3df4e8ce49f3
[INFO] sha for GitHub repo STYAGAYLO/ElevatorByRust: 53bb287a16509fe8e9d8bc5bc9cd3df4e8ce49f3
[INFO] validating manifest of STYAGAYLO/ElevatorByRust on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of STYAGAYLO/ElevatorByRust on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing STYAGAYLO/ElevatorByRust
[INFO] finished frobbing STYAGAYLO/ElevatorByRust
[INFO] frobbed toml for STYAGAYLO/ElevatorByRust written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/STYAGAYLO/ElevatorByRust/Cargo.toml
[INFO] started frobbing STYAGAYLO/ElevatorByRust
[INFO] finished frobbing STYAGAYLO/ElevatorByRust
[INFO] frobbed toml for STYAGAYLO/ElevatorByRust written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/STYAGAYLO/ElevatorByRust/Cargo.toml
[INFO] crate STYAGAYLO/ElevatorByRust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking STYAGAYLO/ElevatorByRust against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/STYAGAYLO/ElevatorByRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] af21e0f048a7af7e72a05b5b04db91fa1a3a4faa351ca706ada0eec159e601ce
[INFO] running `"docker" "start" "-a" "af21e0f048a7af7e72a05b5b04db91fa1a3a4faa351ca706ada0eec159e601ce"`
[INFO] [stderr]     Checking quickersort v3.0.0
[INFO] [stderr]     Checking ElevatorRust111 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/environment.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     for i in 0..15 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/environment.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     for i in 0..15 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/controller.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut env = env;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/controller.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut elevator = &mut Elevator::new(0,0, false);
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `ElevatorRust111` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `elevator_rust111`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/controller.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut env = env;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/controller.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut elevator = &mut Elevator::new(0,0, false);
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `ElevatorRust111` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `elevator_rust111`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "af21e0f048a7af7e72a05b5b04db91fa1a3a4faa351ca706ada0eec159e601ce"`
[INFO] running `"docker" "rm" "-f" "af21e0f048a7af7e72a05b5b04db91fa1a3a4faa351ca706ada0eec159e601ce"`
[INFO] [stdout] af21e0f048a7af7e72a05b5b04db91fa1a3a4faa351ca706ada0eec159e601ce