[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-1.37-6/sources/1.36.0/gh/zackmdavis/Jubilant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/zackmdavis/Jubilant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zackmdavis/Jubilant" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/zackmdavis/Jubilant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zackmdavis/Jubilant 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 zackmdavis/Jubilant
[INFO] finished frobbing zackmdavis/Jubilant
[INFO] frobbed toml for zackmdavis/Jubilant written to work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "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 zackmdavis/Jubilant 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-0/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/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 6180647591bc627d539daf411e4d0c76127487a88f1caef88c1d3ff329100310
[INFO] running `"docker" "start" "-a" "6180647591bc627d539daf411e4d0c76127487a88f1caef88c1d3ff329100310"`
[INFO] [stderr]    Compiling either v1.1.0
[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 3.18s
[INFO] running `"docker" "inspect" "6180647591bc627d539daf411e4d0c76127487a88f1caef88c1d3ff329100310"`
[INFO] running `"docker" "rm" "-f" "6180647591bc627d539daf411e4d0c76127487a88f1caef88c1d3ff329100310"`
[INFO] [stdout] 6180647591bc627d539daf411e4d0c76127487a88f1caef88c1d3ff329100310
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] f5c5095f019c4533e3c96c727921f68ca5a9dad065541bfdfdff384e1acb6b92
[INFO] running `"docker" "start" "-a" "f5c5095f019c4533e3c96c727921f68ca5a9dad065541bfdfdff384e1acb6b92"`
[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 1.04s
[INFO] running `"docker" "inspect" "f5c5095f019c4533e3c96c727921f68ca5a9dad065541bfdfdff384e1acb6b92"`
[INFO] running `"docker" "rm" "-f" "f5c5095f019c4533e3c96c727921f68ca5a9dad065541bfdfdff384e1acb6b92"`
[INFO] [stdout] f5c5095f019c4533e3c96c727921f68ca5a9dad065541bfdfdff384e1acb6b92
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 2131a8da36b61153fabc40719ce0baffbeead8ea222b7fd5a742bfdcbd598967
[INFO] running `"docker" "start" "-a" "2131a8da36b61153fabc40719ce0baffbeead8ea222b7fd5a742bfdcbd598967"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jubilant_hidden_information_fireworks_game-08e2dba2f6fdcb2d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test player::tests::concerning_initial_knowledge ... ok
[INFO] [stdout] test distribution::tests::concerning_intial_entropy ... 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" "2131a8da36b61153fabc40719ce0baffbeead8ea222b7fd5a742bfdcbd598967"`
[INFO] running `"docker" "rm" "-f" "2131a8da36b61153fabc40719ce0baffbeead8ea222b7fd5a742bfdcbd598967"`
[INFO] [stdout] 2131a8da36b61153fabc40719ce0baffbeead8ea222b7fd5a742bfdcbd598967