Dec 12 04:13:14.717 INFO checking 29rou/c-som against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 04:13:14.717 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 04:13:15.191 INFO [stdout] a43216d426c4a532b5322086a72df565105f4c2cf51b9381c6650f5ec03c0f6d
Dec 12 04:13:15.193 INFO running `"docker" "start" "-a" "a43216d426c4a532b5322086a72df565105f4c2cf51b9381c6650f5ec03c0f6d"`
Dec 12 04:13:16.844 INFO [stderr] usermod: no changes
Dec 12 04:13:16.888 INFO [stderr] warning: `panic` setting is ignored for `test` profile
Dec 12 04:13:16.952 INFO [stderr]     Checking num-traits v0.2.2
Dec 12 04:13:16.952 INFO [stderr]     Checking libc v0.2.40
Dec 12 04:13:16.952 INFO [stderr]     Checking rustc-serialize v0.3.24
Dec 12 04:13:16.961 INFO [stderr]    Compiling typenum v1.10.0
Dec 12 04:13:16.962 INFO [stderr]     Checking either v1.5.0
Dec 12 04:13:19.452 INFO [stderr]     Checking itertools v0.7.8
Dec 12 04:13:25.569 INFO [stderr]     Checking rand v0.4.2
Dec 12 04:13:28.328 INFO [stderr]     Checking num-integer v0.1.36
Dec 12 04:13:33.052 INFO [stderr]     Checking num-iter v0.1.35
Dec 12 04:13:33.328 INFO [stderr]     Checking generic-array v0.11.0
Dec 12 04:13:36.688 INFO [stderr]     Checking num-bigint v0.1.43
Dec 12 04:13:36.688 INFO [stderr]     Checking num-complex v0.1.43
Dec 12 04:13:40.976 INFO [stderr]     Checking num-rational v0.1.42
Dec 12 04:13:41.976 INFO [stderr]     Checking num v0.1.42
Dec 12 04:13:42.696 INFO [stderr]     Checking c-som v0.1.0 (/source)
Dec 12 04:13:45.022 INFO [stderr] warning: unused imports: `U0`, `U10000`, `U100`, `U16`, `U17`, `U1`, `U20`, `U2`, `U32`, `U3`, `U4`, `U5`, `U6`
Dec 12 04:13:45.022 INFO [stderr]  --> src/main.rs:9:25
Dec 12 04:13:45.022 INFO [stderr]   |
Dec 12 04:13:45.022 INFO [stderr] 9 |     use self::typenum::{U0, U1, U2, U3, U4, U5, U6, U10, U16, U17, U20, U32, U100, U10000};
Dec 12 04:13:45.022 INFO [stderr]   |                         ^^  ^^  ^^  ^^  ^^  ^^  ^^       ^^^  ^^^  ^^^  ^^^  ^^^^  ^^^^^^
Dec 12 04:13:45.022 INFO [stderr]   |
Dec 12 04:13:45.022 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 04:13:45.022 INFO [stderr] 
Dec 12 04:13:45.094 INFO [stderr] warning: unused imports: `U0`, `U10000`, `U100`, `U16`, `U17`, `U1`, `U20`, `U2`, `U32`, `U3`, `U4`, `U5`, `U6`
Dec 12 04:13:45.094 INFO [stderr]  --> src/main.rs:9:25
Dec 12 04:13:45.094 INFO [stderr]   |
Dec 12 04:13:45.095 INFO [stderr] 9 |     use self::typenum::{U0, U1, U2, U3, U4, U5, U6, U10, U16, U17, U20, U32, U100, U10000};
Dec 12 04:13:45.095 INFO [stderr]   |                         ^^  ^^  ^^  ^^  ^^  ^^  ^^       ^^^  ^^^  ^^^  ^^^  ^^^^  ^^^^^^
Dec 12 04:13:45.095 INFO [stderr]   |
Dec 12 04:13:45.095 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 04:13:45.095 INFO [stderr] 
Dec 12 04:13:45.148 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.28s
Dec 12 04:13:45.160 INFO [stderr] su: No module specific data is present
Dec 12 04:13:45.368 INFO running `"docker" "inspect" "a43216d426c4a532b5322086a72df565105f4c2cf51b9381c6650f5ec03c0f6d"`
Dec 12 04:13:45.495 INFO running `"docker" "rm" "-f" "a43216d426c4a532b5322086a72df565105f4c2cf51b9381c6650f5ec03c0f6d"`
Dec 12 04:13:45.578 INFO [stdout] a43216d426c4a532b5322086a72df565105f4c2cf51b9381c6650f5ec03c0f6d