[INFO] updating cached repository jaemk/randhex
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jaemk/randhex
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/randhex" "work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/randhex"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/randhex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/randhex" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaemk/randhex"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jaemk/randhex on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/gh/jaemk/randhex/Cargo.toml
[INFO] crate jaemk/randhex already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jaemk/randhex against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/randhex:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7e5e5181e886313a11e2865e0e1396048cc0923951f195f6f8202bc833fc798c
[INFO] running `"docker" "start" "-a" "7e5e5181e886313a11e2865e0e1396048cc0923951f195f6f8202bc833fc798c"`
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling cc v1.0.1
[INFO] [stderr]    Compiling data-encoding v1.2.0
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 55.65s
[INFO] running `"docker" "inspect" "7e5e5181e886313a11e2865e0e1396048cc0923951f195f6f8202bc833fc798c"`
[INFO] running `"docker" "rm" "-f" "7e5e5181e886313a11e2865e0e1396048cc0923951f195f6f8202bc833fc798c"`
[INFO] [stdout] 7e5e5181e886313a11e2865e0e1396048cc0923951f195f6f8202bc833fc798c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/randhex:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 43ec5bc9985c01415505daa1aa19012c83c30b4ca39c0b0454f7d1606c2c987e
[INFO] running `"docker" "start" "-a" "43ec5bc9985c01415505daa1aa19012c83c30b4ca39c0b0454f7d1606c2c987e"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "43ec5bc9985c01415505daa1aa19012c83c30b4ca39c0b0454f7d1606c2c987e"`
[INFO] running `"docker" "rm" "-f" "43ec5bc9985c01415505daa1aa19012c83c30b4ca39c0b0454f7d1606c2c987e"`
[INFO] [stdout] 43ec5bc9985c01415505daa1aa19012c83c30b4ca39c0b0454f7d1606c2c987e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/randhex:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] ef45737fb1dde67a84b3b1219e79794ba8bb2cc83283c17a31aa3ecfe3769ed4
[INFO] running `"docker" "start" "-a" "ef45737fb1dde67a84b3b1219e79794ba8bb2cc83283c17a31aa3ecfe3769ed4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/randhex-1a1191df023e3565
[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" "ef45737fb1dde67a84b3b1219e79794ba8bb2cc83283c17a31aa3ecfe3769ed4"`
[INFO] running `"docker" "rm" "-f" "ef45737fb1dde67a84b3b1219e79794ba8bb2cc83283c17a31aa3ecfe3769ed4"`
[INFO] [stdout] ef45737fb1dde67a84b3b1219e79794ba8bb2cc83283c17a31aa3ecfe3769ed4