Dec 19 12:38:29.644 INFO checking milesand/calculator-the-solver against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 12:38:29.644 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/milesand/calculator-the-solver:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:38:30.077 INFO [stdout] 3ff79da717ae50a20a84147b6da7f57284893a0808fba8aebff8431c0f0509b6
Dec 19 12:38:30.086 INFO running `"docker" "start" "-a" "3ff79da717ae50a20a84147b6da7f57284893a0808fba8aebff8431c0f0509b6"`
Dec 19 12:38:31.630 INFO [stderr]     Checking num-traits v0.1.42
Dec 19 12:38:31.630 INFO [stderr]     Checking rand v0.4.2
Dec 19 12:38:33.205 INFO [stderr]     Checking num-integer v0.1.35
Dec 19 12:38:33.205 INFO [stderr]     Checking num-complex v0.1.41
Dec 19 12:38:33.456 INFO [stderr]     Checking rand v0.3.22
Dec 19 12:38:33.717 INFO [stderr]     Checking num-bigint v0.1.41
Dec 19 12:38:33.717 INFO [stderr]     Checking num-iter v0.1.34
Dec 19 12:38:35.617 INFO [stderr]     Checking num-rational v0.1.41
Dec 19 12:38:36.220 INFO [stderr]     Checking num v0.1.41
Dec 19 12:38:36.436 INFO [stderr]     Checking calculator-the-solver v0.0.1 (/opt/crater/workdir)
Dec 19 12:38:36.967 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Dec 19 12:38:36.967 INFO [stderr]  --> src/lib.rs:1:12
Dec 19 12:38:36.967 INFO [stderr]   |
Dec 19 12:38:36.967 INFO [stderr] 1 | #![feature(option_filter)]
Dec 19 12:38:36.967 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 19 12:38:36.967 INFO [stderr]   |
Dec 19 12:38:36.967 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:38:36.967 INFO [stderr] 
Dec 19 12:38:37.340 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Dec 19 12:38:37.340 INFO [stderr]  --> src/lib.rs:1:12
Dec 19 12:38:37.340 INFO [stderr]   |
Dec 19 12:38:37.340 INFO [stderr] 1 | #![feature(option_filter)]
Dec 19 12:38:37.340 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 19 12:38:37.340 INFO [stderr]   |
Dec 19 12:38:37.340 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:38:37.340 INFO [stderr] 
Dec 19 12:38:37.633 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.10s
Dec 19 12:38:38.286 INFO running `"docker" "inspect" "3ff79da717ae50a20a84147b6da7f57284893a0808fba8aebff8431c0f0509b6"`
Dec 19 12:38:38.558 INFO running `"docker" "rm" "-f" "3ff79da717ae50a20a84147b6da7f57284893a0808fba8aebff8431c0f0509b6"`
Dec 19 12:38:38.796 INFO [stdout] 3ff79da717ae50a20a84147b6da7f57284893a0808fba8aebff8431c0f0509b6