Dec 05 02:50:24.817 INFO checking DevHeap/karma_slap against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 02:50:24.817 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 02:50:25.191 INFO [stdout] a1d2935c410da608613b992194b86937d0b7e0461595938605e4d1bf4e399133
Dec 05 02:50:25.193 INFO running `"docker" "start" "-a" "a1d2935c410da608613b992194b86937d0b7e0461595938605e4d1bf4e399133"`
Dec 05 02:50:26.870 INFO [stderr] usermod: no changes
Dec 05 02:50:27.051 INFO [stderr]     Checking chrono v0.4.0
Dec 05 02:50:27.051 INFO [stderr]     Checking error-chain v0.11.0
Dec 05 02:50:30.225 INFO [stderr]     Checking karma_slap v0.1.0 (/source)
Dec 05 02:50:33.319 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 02:50:33.319 INFO [stderr]  --> src/main.rs:1:12
Dec 05 02:50:33.319 INFO [stderr]   |
Dec 05 02:50:33.319 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 05 02:50:33.319 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:50:33.319 INFO [stderr]   |
Dec 05 02:50:33.319 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 02:50:33.319 INFO [stderr] 
Dec 05 02:50:33.507 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 02:50:33.507 INFO [stderr]  --> src/main.rs:1:12
Dec 05 02:50:33.507 INFO [stderr]   |
Dec 05 02:50:33.507 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 05 02:50:33.507 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:50:33.507 INFO [stderr]   |
Dec 05 02:50:33.507 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 02:50:33.507 INFO [stderr] 
Dec 05 02:50:33.555 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.66s
Dec 05 02:50:33.563 INFO [stderr] su: No module specific data is present
Dec 05 02:50:34.528 INFO running `"docker" "inspect" "a1d2935c410da608613b992194b86937d0b7e0461595938605e4d1bf4e399133"`
Dec 05 02:50:34.819 INFO running `"docker" "rm" "-f" "a1d2935c410da608613b992194b86937d0b7e0461595938605e4d1bf4e399133"`
Dec 05 02:50:34.975 INFO [stdout] a1d2935c410da608613b992194b86937d0b7e0461595938605e4d1bf4e399133