[INFO] updating cached repository WuTheFWasThat/hanabi.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/WuTheFWasThat/hanabi.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/WuTheFWasThat/hanabi.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/WuTheFWasThat/hanabi.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/WuTheFWasThat/hanabi.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/WuTheFWasThat/hanabi.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/WuTheFWasThat/hanabi.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/WuTheFWasThat/hanabi.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8ea5d4ad5e1bf75943c3ce9f3a3e710781a7f1f
[INFO] sha for GitHub repo WuTheFWasThat/hanabi.rs: b8ea5d4ad5e1bf75943c3ce9f3a3e710781a7f1f
[INFO] validating manifest of WuTheFWasThat/hanabi.rs 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 WuTheFWasThat/hanabi.rs 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 WuTheFWasThat/hanabi.rs
[INFO] finished frobbing WuTheFWasThat/hanabi.rs
[INFO] frobbed toml for WuTheFWasThat/hanabi.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/WuTheFWasThat/hanabi.rs/Cargo.toml
[INFO] started frobbing WuTheFWasThat/hanabi.rs
[INFO] finished frobbing WuTheFWasThat/hanabi.rs
[INFO] frobbed toml for WuTheFWasThat/hanabi.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/WuTheFWasThat/hanabi.rs/Cargo.toml
[INFO] crate WuTheFWasThat/hanabi.rs 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing WuTheFWasThat/hanabi.rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/WuTheFWasThat/hanabi.rs:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d652ec540d095aa658f09cc8a8236711ed1ad7e59cdc64a7347457a47c3957ab
[INFO] running `"docker" "start" "-a" "d652ec540d095aa658f09cc8a8236711ed1ad7e59cdc64a7347457a47c3957ab"`
[INFO] [stderr]    Compiling libc v0.2.7
[INFO] [stderr]    Compiling crossbeam v0.2.8
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling log v0.3.5
[INFO] [stderr]    Compiling rust_hanabi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/simulator.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |             let mut strategy = strategies.get_mut(&player).unwrap();
[INFO] [stderr]    |                 ----^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/simulator.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let mut strategy = strategies.get_mut(&player).unwrap();
[INFO] [stderr]    |                 ----^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.35s
[INFO] running `"docker" "inspect" "d652ec540d095aa658f09cc8a8236711ed1ad7e59cdc64a7347457a47c3957ab"`
[INFO] running `"docker" "rm" "-f" "d652ec540d095aa658f09cc8a8236711ed1ad7e59cdc64a7347457a47c3957ab"`
[INFO] [stdout] d652ec540d095aa658f09cc8a8236711ed1ad7e59cdc64a7347457a47c3957ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/WuTheFWasThat/hanabi.rs:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a339c97683bef6ac9b5bff32b3baa837caff4d3d61e175742905c1cc5b37df39
[INFO] running `"docker" "start" "-a" "a339c97683bef6ac9b5bff32b3baa837caff4d3d61e175742905c1cc5b37df39"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling rust_hanabi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/simulator.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |             let mut strategy = strategies.get_mut(&player).unwrap();
[INFO] [stderr]    |                 ----^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/simulator.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let mut strategy = strategies.get_mut(&player).unwrap();
[INFO] [stderr]    |                 ----^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `"docker" "inspect" "a339c97683bef6ac9b5bff32b3baa837caff4d3d61e175742905c1cc5b37df39"`
[INFO] running `"docker" "rm" "-f" "a339c97683bef6ac9b5bff32b3baa837caff4d3d61e175742905c1cc5b37df39"`
[INFO] [stdout] a339c97683bef6ac9b5bff32b3baa837caff4d3d61e175742905c1cc5b37df39
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/WuTheFWasThat/hanabi.rs:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 125828ed7244a5c66aaab8a88d77bed4ad19f24e124f84504906b039a679c32f
[INFO] running `"docker" "start" "-a" "125828ed7244a5c66aaab8a88d77bed4ad19f24e124f84504906b039a679c32f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_hanabi-3850aac186229cfa
[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" "125828ed7244a5c66aaab8a88d77bed4ad19f24e124f84504906b039a679c32f"`
[INFO] running `"docker" "rm" "-f" "125828ed7244a5c66aaab8a88d77bed4ad19f24e124f84504906b039a679c32f"`
[INFO] [stdout] 125828ed7244a5c66aaab8a88d77bed4ad19f24e124f84504906b039a679c32f