[INFO] updating cached repository DenLes/rust-casino
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DenLes/rust-casino
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DenLes/rust-casino" "work/ex/beta-1.37-6/sources/1.36.0/gh/DenLes/rust-casino"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DenLes/rust-casino'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DenLes/rust-casino" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DenLes/rust-casino"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DenLes/rust-casino'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a947c45abe038842350d1390bf61369a8ca2533
[INFO] sha for GitHub repo DenLes/rust-casino: 9a947c45abe038842350d1390bf61369a8ca2533
[INFO] validating manifest of DenLes/rust-casino 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 DenLes/rust-casino 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 DenLes/rust-casino
[INFO] finished frobbing DenLes/rust-casino
[INFO] frobbed toml for DenLes/rust-casino written to work/ex/beta-1.37-6/sources/1.36.0/gh/DenLes/rust-casino/Cargo.toml
[INFO] started frobbing DenLes/rust-casino
[INFO] finished frobbing DenLes/rust-casino
[INFO] frobbed toml for DenLes/rust-casino written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DenLes/rust-casino/Cargo.toml
[INFO] crate DenLes/rust-casino 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 DenLes/rust-casino 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-2/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/DenLes/rust-casino:/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] 7fb0001e4edfa5f2edba530b7f43b0758c6a547eeea5946fa553b04fb928a210
[INFO] running `"docker" "start" "-a" "7fb0001e4edfa5f2edba530b7f43b0758c6a547eeea5946fa553b04fb928a210"`
[INFO] [stderr]    Compiling casino v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "7fb0001e4edfa5f2edba530b7f43b0758c6a547eeea5946fa553b04fb928a210"`
[INFO] running `"docker" "rm" "-f" "7fb0001e4edfa5f2edba530b7f43b0758c6a547eeea5946fa553b04fb928a210"`
[INFO] [stdout] 7fb0001e4edfa5f2edba530b7f43b0758c6a547eeea5946fa553b04fb928a210
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/DenLes/rust-casino:/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] de88b8c179e91670d62191e584464013114489df52ee9d158e1db03f9eb7498d
[INFO] running `"docker" "start" "-a" "de88b8c179e91670d62191e584464013114489df52ee9d158e1db03f9eb7498d"`
[INFO] [stderr]    Compiling casino v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "de88b8c179e91670d62191e584464013114489df52ee9d158e1db03f9eb7498d"`
[INFO] running `"docker" "rm" "-f" "de88b8c179e91670d62191e584464013114489df52ee9d158e1db03f9eb7498d"`
[INFO] [stdout] de88b8c179e91670d62191e584464013114489df52ee9d158e1db03f9eb7498d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/DenLes/rust-casino:/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] 8dfe28cad7fe8b204db7ee4c08a6b2d1fe9fa06621030bb501c898e1575f9e1e
[INFO] running `"docker" "start" "-a" "8dfe28cad7fe8b204db7ee4c08a6b2d1fe9fa06621030bb501c898e1575f9e1e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/casino-7887275a9b9399bb
[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" "8dfe28cad7fe8b204db7ee4c08a6b2d1fe9fa06621030bb501c898e1575f9e1e"`
[INFO] running `"docker" "rm" "-f" "8dfe28cad7fe8b204db7ee4c08a6b2d1fe9fa06621030bb501c898e1575f9e1e"`
[INFO] [stdout] 8dfe28cad7fe8b204db7ee4c08a6b2d1fe9fa06621030bb501c898e1575f9e1e