Dec 19 20:32:59.321 INFO checking andantonyan/24_days_of_rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:32:59.321 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/andantonyan/24_days_of_rust:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:32:59.785 INFO [stdout] a08a99d62fbb4a3e0f500a3e4b9954064a8e6642914e0bbb46d01b5bb3750b72
Dec 19 20:32:59.787 INFO running `"docker" "start" "-a" "a08a99d62fbb4a3e0f500a3e4b9954064a8e6642914e0bbb46d01b5bb3750b72"`
Dec 19 20:33:01.867 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 19 20:33:01.867 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 19 20:33:01.867 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 19 20:33:01.867 INFO [stderr] files will be included as a binary target:
Dec 19 20:33:01.867 INFO [stderr] 
Dec 19 20:33:01.867 INFO [stderr] * /opt/crater/workdir/src/main.rs
Dec 19 20:33:01.867 INFO [stderr] 
Dec 19 20:33:01.867 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 19 20:33:01.867 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 19 20:33:01.867 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 19 20:33:01.867 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 19 20:33:01.867 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 19 20:33:01.867 INFO [stderr] 
Dec 19 20:33:01.867 INFO [stderr] For more information on this warning you can consult
Dec 19 20:33:01.867 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 19 20:33:01.935 INFO [stderr]     Checking num-bigint v0.1.40
Dec 19 20:33:01.935 INFO [stderr]     Checking csv v0.15.0
Dec 19 20:33:01.940 INFO [stderr]     Checking primal-sieve v0.2.7
Dec 19 20:33:04.968 INFO [stderr]     Checking num-rational v0.1.39
Dec 19 20:33:05.606 INFO [stderr]     Checking num v0.1.40
Dec 19 20:33:05.977 INFO [stderr]     Checking primal-check v0.2.2
Dec 19 20:33:06.449 INFO [stderr]     Checking primal v0.2.3
Dec 19 20:33:06.792 INFO [stderr]     Checking 24_days_of_rust v0.1.0 (/opt/crater/workdir)
Dec 19 20:33:07.900 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
Dec 19 20:33:08.873 INFO running `"docker" "inspect" "a08a99d62fbb4a3e0f500a3e4b9954064a8e6642914e0bbb46d01b5bb3750b72"`
Dec 19 20:33:09.184 INFO running `"docker" "rm" "-f" "a08a99d62fbb4a3e0f500a3e4b9954064a8e6642914e0bbb46d01b5bb3750b72"`
Dec 19 20:33:09.483 INFO [stdout] a08a99d62fbb4a3e0f500a3e4b9954064a8e6642914e0bbb46d01b5bb3750b72