[INFO] updating cached repository zackmdavis/Jubilant
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zackmdavis/Jubilant
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zackmdavis/Jubilant" "work/ex/beta-1.38-1/sources/1.37.0/gh/zackmdavis/Jubilant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zackmdavis/Jubilant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zackmdavis/Jubilant" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/Jubilant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/Jubilant'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2f87566db904e3fc7cef3684171617852ea4267
[INFO] sha for GitHub repo zackmdavis/Jubilant: c2f87566db904e3fc7cef3684171617852ea4267
[INFO] validating manifest of zackmdavis/Jubilant 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 zackmdavis/Jubilant 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 zackmdavis/Jubilant
[INFO] finished frobbing zackmdavis/Jubilant
[INFO] frobbed toml for zackmdavis/Jubilant written to work/ex/beta-1.38-1/sources/1.37.0/gh/zackmdavis/Jubilant/Cargo.toml
[INFO] started frobbing zackmdavis/Jubilant
[INFO] finished frobbing zackmdavis/Jubilant
[INFO] frobbed toml for zackmdavis/Jubilant written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/Jubilant/Cargo.toml
[INFO] crate zackmdavis/Jubilant 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 zackmdavis/Jubilant against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/Jubilant:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 145b118431190c70e20bbb8811b052635a21edd18599f447febb0c2e7d0fc389
[INFO] running `"docker" "start" "-a" "145b118431190c70e20bbb8811b052635a21edd18599f447febb0c2e7d0fc389"`
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling itertools v0.6.1
[INFO] [stderr]    Compiling jubilant_hidden_information_fireworks_game v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/game.rs:68:22
[INFO] [stderr]    |
[INFO] [stderr] 68 |     players: Vec<Box<Player>>,
[INFO] [stderr]    |                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game.rs:110:22
[INFO] [stderr]     |
[INFO] [stderr] 110 |             ) as Box<Player>
[INFO] [stderr]     |                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `"docker" "inspect" "145b118431190c70e20bbb8811b052635a21edd18599f447febb0c2e7d0fc389"`
[INFO] running `"docker" "rm" "-f" "145b118431190c70e20bbb8811b052635a21edd18599f447febb0c2e7d0fc389"`
[INFO] [stdout] 145b118431190c70e20bbb8811b052635a21edd18599f447febb0c2e7d0fc389
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/Jubilant:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9f51750553d722392221bcb0092388e31754c0a3189fcf959ff80001d7b39351
[INFO] running `"docker" "start" "-a" "9f51750553d722392221bcb0092388e31754c0a3189fcf959ff80001d7b39351"`
[INFO] [stderr]    Compiling jubilant_hidden_information_fireworks_game v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/game.rs:68:22
[INFO] [stderr]    |
[INFO] [stderr] 68 |     players: Vec<Box<Player>>,
[INFO] [stderr]    |                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game.rs:110:22
[INFO] [stderr]     |
[INFO] [stderr] 110 |             ) as Box<Player>
[INFO] [stderr]     |                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prior_distribution`
[INFO] [stderr]   --> src/player.rs:90:13
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let prior_distribution = Distribution::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_prior_distribution`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "9f51750553d722392221bcb0092388e31754c0a3189fcf959ff80001d7b39351"`
[INFO] running `"docker" "rm" "-f" "9f51750553d722392221bcb0092388e31754c0a3189fcf959ff80001d7b39351"`
[INFO] [stdout] 9f51750553d722392221bcb0092388e31754c0a3189fcf959ff80001d7b39351
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/Jubilant:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ae1942b9c172edb816d2f8397422594a9c29a447c09e0aaebbf2450902ea4db1
[INFO] running `"docker" "start" "-a" "ae1942b9c172edb816d2f8397422594a9c29a447c09e0aaebbf2450902ea4db1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jubilant_hidden_information_fireworks_game-ed19be725866d9c9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test distribution::tests::concerning_intial_entropy ... ok
[INFO] [stdout] test player::tests::concerning_initial_knowledge ... ok
[INFO] [stdout] test game::tests::concerning_a_new_game ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ae1942b9c172edb816d2f8397422594a9c29a447c09e0aaebbf2450902ea4db1"`
[INFO] running `"docker" "rm" "-f" "ae1942b9c172edb816d2f8397422594a9c29a447c09e0aaebbf2450902ea4db1"`
[INFO] [stdout] ae1942b9c172edb816d2f8397422594a9c29a447c09e0aaebbf2450902ea4db1