Dec 18 08:47:51.694 INFO checking 29rou/c-som against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:47:51.694 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/29rou/c-som:/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 18 08:47:52.193 INFO [stdout] e25dd77810542cc1eadcbc22fe9c678ad47fe922d5c8600a2cf0ef750d878a32
Dec 18 08:47:52.198 INFO running `"docker" "start" "-a" "e25dd77810542cc1eadcbc22fe9c678ad47fe922d5c8600a2cf0ef750d878a32"`
Dec 18 08:47:53.692 INFO [stderr] warning: `panic` setting is ignored for `test` profile
Dec 18 08:47:53.759 INFO [stderr]     Checking libc v0.2.40
Dec 18 08:47:53.759 INFO [stderr]     Checking num-traits v0.2.2
Dec 18 08:47:53.768 INFO [stderr]    Compiling typenum v1.10.0
Dec 18 08:47:53.769 INFO [stderr]     Checking rustc-serialize v0.3.24
Dec 18 08:47:53.769 INFO [stderr]     Checking either v1.5.0
Dec 18 08:47:55.616 INFO [stderr]     Checking itertools v0.7.8
Dec 18 08:47:58.668 INFO [stderr]     Checking rand v0.4.2
Dec 18 08:48:02.945 INFO [stderr]     Checking num-integer v0.1.36
Dec 18 08:48:04.636 INFO [stderr]     Checking generic-array v0.11.0
Dec 18 08:48:06.032 INFO [stderr]     Checking num-iter v0.1.35
Dec 18 08:48:09.700 INFO [stderr]     Checking num-bigint v0.1.43
Dec 18 08:48:09.700 INFO [stderr]     Checking num-complex v0.1.43
Dec 18 08:48:12.988 INFO [stderr]     Checking num-rational v0.1.42
Dec 18 08:48:14.082 INFO [stderr]     Checking num v0.1.42
Dec 18 08:48:14.408 INFO [stderr]     Checking c-som v0.1.0 (/opt/crater/workdir)
Dec 18 08:48:15.400 INFO [stderr] warning: unused imports: `U0`, `U10000`, `U100`, `U16`, `U17`, `U1`, `U20`, `U2`, `U32`, `U3`, `U4`, `U5`, `U6`
Dec 18 08:48:15.400 INFO [stderr]  --> src/main.rs:9:25
Dec 18 08:48:15.400 INFO [stderr]   |
Dec 18 08:48:15.400 INFO [stderr] 9 |     use self::typenum::{U0, U1, U2, U3, U4, U5, U6, U10, U16, U17, U20, U32, U100, U10000};
Dec 18 08:48:15.400 INFO [stderr]   |                         ^^  ^^  ^^  ^^  ^^  ^^  ^^       ^^^  ^^^  ^^^  ^^^  ^^^^  ^^^^^^
Dec 18 08:48:15.400 INFO [stderr]   |
Dec 18 08:48:15.400 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:48:15.400 INFO [stderr] 
Dec 18 08:48:15.427 INFO [stderr] warning: unused imports: `U0`, `U10000`, `U100`, `U16`, `U17`, `U1`, `U20`, `U2`, `U32`, `U3`, `U4`, `U5`, `U6`
Dec 18 08:48:15.427 INFO [stderr]  --> src/main.rs:9:25
Dec 18 08:48:15.427 INFO [stderr]   |
Dec 18 08:48:15.427 INFO [stderr] 9 |     use self::typenum::{U0, U1, U2, U3, U4, U5, U6, U10, U16, U17, U20, U32, U100, U10000};
Dec 18 08:48:15.427 INFO [stderr]   |                         ^^  ^^  ^^  ^^  ^^  ^^  ^^       ^^^  ^^^  ^^^  ^^^  ^^^^  ^^^^^^
Dec 18 08:48:15.427 INFO [stderr]   |
Dec 18 08:48:15.427 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:48:15.427 INFO [stderr] 
Dec 18 08:48:15.496 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.84s
Dec 18 08:48:16.200 INFO running `"docker" "inspect" "e25dd77810542cc1eadcbc22fe9c678ad47fe922d5c8600a2cf0ef750d878a32"`
Dec 18 08:48:16.417 INFO running `"docker" "rm" "-f" "e25dd77810542cc1eadcbc22fe9c678ad47fe922d5c8600a2cf0ef750d878a32"`
Dec 18 08:48:16.549 INFO [stdout] e25dd77810542cc1eadcbc22fe9c678ad47fe922d5c8600a2cf0ef750d878a32