[INFO] updating cached repository hyena/gnoll-roll
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hyena/gnoll-roll
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hyena/gnoll-roll" "work/ex/beta-1.37-6/sources/1.36.0/gh/hyena/gnoll-roll"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/hyena/gnoll-roll'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hyena/gnoll-roll" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hyena/gnoll-roll"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hyena/gnoll-roll'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c0a4f70aed0348788f4173b862e657325c73965
[INFO] sha for GitHub repo hyena/gnoll-roll: 8c0a4f70aed0348788f4173b862e657325c73965
[INFO] validating manifest of hyena/gnoll-roll 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 hyena/gnoll-roll 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 hyena/gnoll-roll
[INFO] finished frobbing hyena/gnoll-roll
[INFO] frobbed toml for hyena/gnoll-roll written to work/ex/beta-1.37-6/sources/1.36.0/gh/hyena/gnoll-roll/Cargo.toml
[INFO] started frobbing hyena/gnoll-roll
[INFO] finished frobbing hyena/gnoll-roll
[INFO] frobbed toml for hyena/gnoll-roll written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hyena/gnoll-roll/Cargo.toml
[INFO] crate hyena/gnoll-roll 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 hyena/gnoll-roll 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-5/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/hyena/gnoll-roll:/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] 35be98ce9286390e077ff7709fb57fcb3e38f9d608ff7b11e85a4e3de129f33b
[INFO] running `"docker" "start" "-a" "35be98ce9286390e077ff7709fb57fcb3e38f9d608ff7b11e85a4e3de129f33b"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.8.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling multipart v0.13.6
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling evzht9h3nznqzwl v0.0.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serenity v0.5.14
[INFO] [stderr]    Compiling gnoll-roll v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |             msg.reply(&format!("`{}` {}", args.full(), &result_str));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             msg.reply("Bad format.");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `"docker" "inspect" "35be98ce9286390e077ff7709fb57fcb3e38f9d608ff7b11e85a4e3de129f33b"`
[INFO] running `"docker" "rm" "-f" "35be98ce9286390e077ff7709fb57fcb3e38f9d608ff7b11e85a4e3de129f33b"`
[INFO] [stdout] 35be98ce9286390e077ff7709fb57fcb3e38f9d608ff7b11e85a4e3de129f33b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/hyena/gnoll-roll:/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] 08a5c120ee883739168d6877524723e9004376ef5149825bbd2750636547cf07
[INFO] running `"docker" "start" "-a" "08a5c120ee883739168d6877524723e9004376ef5149825bbd2750636547cf07"`
[INFO] [stderr]    Compiling gnoll-roll v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |             msg.reply(&format!("`{}` {}", args.full(), &result_str));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             msg.reply("Bad format.");
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `"docker" "inspect" "08a5c120ee883739168d6877524723e9004376ef5149825bbd2750636547cf07"`
[INFO] running `"docker" "rm" "-f" "08a5c120ee883739168d6877524723e9004376ef5149825bbd2750636547cf07"`
[INFO] [stdout] 08a5c120ee883739168d6877524723e9004376ef5149825bbd2750636547cf07
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/hyena/gnoll-roll:/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] 461f3938f1751deb4548dfdef5f6e04882213c6421223973a1594f111d494cce
[INFO] running `"docker" "start" "-a" "461f3938f1751deb4548dfdef5f6e04882213c6421223973a1594f111d494cce"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gnoll_roll-cd7a7cc7de8b4078
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test roll_parse::tests::test_add ... ok
[INFO] [stdout] test roll_parse::tests::test_bad_parse ... ok
[INFO] [stdout] test roll_parse::tests::test_comment ... ok
[INFO] [stdout] test roll_parse::tests::test_simple_roll ... ok
[INFO] [stdout] test roll_parse::tests::test_roll_with_math ... ok
[INFO] [stdout] test roll_parse::tests::test_roll_0 ... ok
[INFO] [stdout] test roll_parse::tests::test_keep_low ... ok
[INFO] [stdout] test roll_parse::tests::test_leading_ws_comment ... ok
[INFO] [stdout] test roll_parse::tests::test_keep_high ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "461f3938f1751deb4548dfdef5f6e04882213c6421223973a1594f111d494cce"`
[INFO] running `"docker" "rm" "-f" "461f3938f1751deb4548dfdef5f6e04882213c6421223973a1594f111d494cce"`
[INFO] [stdout] 461f3938f1751deb4548dfdef5f6e04882213c6421223973a1594f111d494cce