[INFO] cloning repository jaemk/randhex
[INFO] running `"git" "clone" "--bare" "git://github.com/jaemk/randhex.git" "work/cache/sources/gh/jaemk/randhex"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jaemk/randhex'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/randhex" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jaemk/randhex"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jaemk/randhex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/randhex" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/jaemk/randhex"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/jaemk/randhex'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef75f91ec9ceed2eebe2f9bfbb90a2f3f862d3de
[INFO] sha for GitHub repo jaemk/randhex: ef75f91ec9ceed2eebe2f9bfbb90a2f3f862d3de
[INFO] validating manifest of jaemk/randhex on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jaemk/randhex on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jaemk/randhex
[INFO] finished frobbing jaemk/randhex
[INFO] frobbed toml for jaemk/randhex written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jaemk/randhex/Cargo.toml
[INFO] started frobbing jaemk/randhex
[INFO] finished frobbing jaemk/randhex
[INFO] frobbed toml for jaemk/randhex written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/jaemk/randhex/Cargo.toml
[INFO] crate jaemk/randhex already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jaemk/randhex against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jaemk/randhex:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 28abd0596a12f9a092cff91fbec795f826403b5d83aeec924fe29e92cbd55170
[INFO] running `"docker" "start" "-a" "28abd0596a12f9a092cff91fbec795f826403b5d83aeec924fe29e92cbd55170"`
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking randhex v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / error_chain! {
[INFO] [stderr] 14 | |     foreign_links {
[INFO] [stderr] 15 | |         Ring(ring::error::Unspecified);
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | |     errors {}
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / error_chain! {
[INFO] [stderr] 14 | |     foreign_links {
[INFO] [stderr] 15 | |         Ring(ring::error::Unspecified);
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | |     errors {}
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.19s
[INFO] running `"docker" "inspect" "28abd0596a12f9a092cff91fbec795f826403b5d83aeec924fe29e92cbd55170"`
[INFO] running `"docker" "rm" "-f" "28abd0596a12f9a092cff91fbec795f826403b5d83aeec924fe29e92cbd55170"`
[INFO] [stdout] 28abd0596a12f9a092cff91fbec795f826403b5d83aeec924fe29e92cbd55170