Dec 17 17:35:45.797 INFO checking proelbtn/school-calculator against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:35:45.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/proelbtn/school-calculator:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:35:46.045 INFO [stdout] 499e38237f40f73ba862586fb95c8f8d0729a3a88ffbc4f55f4bec5f5cfafebe
Dec 17 17:35:46.047 INFO running `"docker" "start" "-a" "499e38237f40f73ba862586fb95c8f8d0729a3a88ffbc4f55f4bec5f5cfafebe"`
Dec 17 17:35:46.699 INFO [stderr]     Checking school-calculator v0.1.0 (/opt/crater/workdir)
Dec 17 17:35:46.945 INFO [stderr] warning: value assigned to `i` is never read
Dec 17 17:35:46.945 INFO [stderr]    --> src/main.rs:121:25
Dec 17 17:35:46.945 INFO [stderr]     |
Dec 17 17:35:46.945 INFO [stderr] 121 |                 let mut i = 0;
Dec 17 17:35:46.945 INFO [stderr]     |                         ^
Dec 17 17:35:46.945 INFO [stderr]     |
Dec 17 17:35:46.945 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 17:35:46.945 INFO [stderr] 
Dec 17 17:35:46.945 INFO [stderr] warning: value assigned to `val` is never read
Dec 17 17:35:46.945 INFO [stderr]    --> src/main.rs:122:25
Dec 17 17:35:46.945 INFO [stderr]     |
Dec 17 17:35:46.945 INFO [stderr] 122 |                 let mut val: f64 = 0.;
Dec 17 17:35:46.945 INFO [stderr]     |                         ^^^
Dec 17 17:35:46.945 INFO [stderr] 
Dec 17 17:35:46.963 INFO [stderr] warning: value assigned to `i` is never read
Dec 17 17:35:46.963 INFO [stderr]    --> src/main.rs:121:25
Dec 17 17:35:46.963 INFO [stderr]     |
Dec 17 17:35:46.963 INFO [stderr] 121 |                 let mut i = 0;
Dec 17 17:35:46.963 INFO [stderr]     |                         ^
Dec 17 17:35:46.963 INFO [stderr]     |
Dec 17 17:35:46.963 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 17:35:46.963 INFO [stderr] 
Dec 17 17:35:46.963 INFO [stderr] warning: value assigned to `val` is never read
Dec 17 17:35:46.963 INFO [stderr]    --> src/main.rs:122:25
Dec 17 17:35:46.963 INFO [stderr]     |
Dec 17 17:35:46.963 INFO [stderr] 122 |                 let mut val: f64 = 0.;
Dec 17 17:35:46.963 INFO [stderr]     |                         ^^^
Dec 17 17:35:46.963 INFO [stderr] 
Dec 17 17:35:47.005 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
Dec 17 17:35:47.266 INFO running `"docker" "inspect" "499e38237f40f73ba862586fb95c8f8d0729a3a88ffbc4f55f4bec5f5cfafebe"`
Dec 17 17:35:47.397 INFO running `"docker" "rm" "-f" "499e38237f40f73ba862586fb95c8f8d0729a3a88ffbc4f55f4bec5f5cfafebe"`
Dec 17 17:35:47.523 INFO [stdout] 499e38237f40f73ba862586fb95c8f8d0729a3a88ffbc4f55f4bec5f5cfafebe