[INFO] updating cached repository ibaryshnikov/rust-workshop-14-dec-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ibaryshnikov/rust-workshop-14-dec-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ibaryshnikov/rust-workshop-14-dec-2018" "work/ex/beta-1.37-6/sources/1.36.0/gh/ibaryshnikov/rust-workshop-14-dec-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ibaryshnikov/rust-workshop-14-dec-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ibaryshnikov/rust-workshop-14-dec-2018" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibaryshnikov/rust-workshop-14-dec-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibaryshnikov/rust-workshop-14-dec-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 715ee910e846fa148ca2efd9ab91509c733f9000
[INFO] sha for GitHub repo ibaryshnikov/rust-workshop-14-dec-2018: 715ee910e846fa148ca2efd9ab91509c733f9000
[INFO] validating manifest of ibaryshnikov/rust-workshop-14-dec-2018 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ibaryshnikov/rust-workshop-14-dec-2018 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ibaryshnikov/rust-workshop-14-dec-2018
[INFO] finished frobbing ibaryshnikov/rust-workshop-14-dec-2018
[INFO] frobbed toml for ibaryshnikov/rust-workshop-14-dec-2018 written to work/ex/beta-1.37-6/sources/1.36.0/gh/ibaryshnikov/rust-workshop-14-dec-2018/Cargo.toml
[INFO] started frobbing ibaryshnikov/rust-workshop-14-dec-2018
[INFO] finished frobbing ibaryshnikov/rust-workshop-14-dec-2018
[INFO] frobbed toml for ibaryshnikov/rust-workshop-14-dec-2018 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibaryshnikov/rust-workshop-14-dec-2018/Cargo.toml
[INFO] crate ibaryshnikov/rust-workshop-14-dec-2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ibaryshnikov/rust-workshop-14-dec-2018 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibaryshnikov/rust-workshop-14-dec-2018:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 89c98a086e69fe98a207bd48ebe6708ba411b9af8e7710f2b0fc437b6c47cb0a
[INFO] running `"docker" "start" "-a" "89c98a086e69fe98a207bd48ebe6708ba411b9af8e7710f2b0fc437b6c47cb0a"`
[INFO] [stderr]    Compiling traits v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "89c98a086e69fe98a207bd48ebe6708ba411b9af8e7710f2b0fc437b6c47cb0a"`
[INFO] running `"docker" "rm" "-f" "89c98a086e69fe98a207bd48ebe6708ba411b9af8e7710f2b0fc437b6c47cb0a"`
[INFO] [stdout] 89c98a086e69fe98a207bd48ebe6708ba411b9af8e7710f2b0fc437b6c47cb0a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibaryshnikov/rust-workshop-14-dec-2018:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a71a5b76bb66e5e6091c5e859b84b077831e7c18630bff8e3fa72512b33f290a
[INFO] running `"docker" "start" "-a" "a71a5b76bb66e5e6091c5e859b84b077831e7c18630bff8e3fa72512b33f290a"`
[INFO] [stderr]    Compiling traits v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "a71a5b76bb66e5e6091c5e859b84b077831e7c18630bff8e3fa72512b33f290a"`
[INFO] running `"docker" "rm" "-f" "a71a5b76bb66e5e6091c5e859b84b077831e7c18630bff8e3fa72512b33f290a"`
[INFO] [stdout] a71a5b76bb66e5e6091c5e859b84b077831e7c18630bff8e3fa72512b33f290a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibaryshnikov/rust-workshop-14-dec-2018:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d6ed347fd0e964c99eab63a79887a13edbf5a0fe52d067040bb8bb2a2d9b40b3
[INFO] running `"docker" "start" "-a" "d6ed347fd0e964c99eab63a79887a13edbf5a0fe52d067040bb8bb2a2d9b40b3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/traits-d513b78c73f29ffe
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d6ed347fd0e964c99eab63a79887a13edbf5a0fe52d067040bb8bb2a2d9b40b3"`
[INFO] running `"docker" "rm" "-f" "d6ed347fd0e964c99eab63a79887a13edbf5a0fe52d067040bb8bb2a2d9b40b3"`
[INFO] [stdout] d6ed347fd0e964c99eab63a79887a13edbf5a0fe52d067040bb8bb2a2d9b40b3