[INFO] updating cached repository STYAGAYLO/ElevatorByRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/STYAGAYLO/ElevatorByRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/STYAGAYLO/ElevatorByRust" "work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/STYAGAYLO/ElevatorByRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/STYAGAYLO/ElevatorByRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/STYAGAYLO/ElevatorByRust" "work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/STYAGAYLO/ElevatorByRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/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#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of STYAGAYLO/ElevatorByRust on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-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-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/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-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/STYAGAYLO/ElevatorByRust/Cargo.toml
[INFO] crate STYAGAYLO/ElevatorByRust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking STYAGAYLO/ElevatorByRust against master#2bde39b8edce6463e1c37f8a8082a875e7b536b1 for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-5/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/STYAGAYLO/ElevatorByRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] be7b195faa671f02e0e2543817b866cfba331a214e259f08777dc1746510fa69
[INFO] running `"docker" "start" "-a" "be7b195faa671f02e0e2543817b866cfba331a214e259f08777dc1746510fa69"`
[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 using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[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 such as `elevator_rust111`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] 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 using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[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 such as `elevator_rust111`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `"docker" "inspect" "be7b195faa671f02e0e2543817b866cfba331a214e259f08777dc1746510fa69"`
[INFO] running `"docker" "rm" "-f" "be7b195faa671f02e0e2543817b866cfba331a214e259f08777dc1746510fa69"`
[INFO] [stdout] be7b195faa671f02e0e2543817b866cfba331a214e259f08777dc1746510fa69