[INFO] cloning repository https://github.com/zackmdavis/Jubilant [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zackmdavis/Jubilant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzackmdavis%2FJubilant", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzackmdavis%2FJubilant'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c2f87566db904e3fc7cef3684171617852ea4267 [INFO] testing zackmdavis/Jubilant against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzackmdavis%2FJubilant" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zackmdavis/Jubilant on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zackmdavis/Jubilant [INFO] finished tweaking git repo https://github.com/zackmdavis/Jubilant [INFO] tweaked toml for git repo https://github.com/zackmdavis/Jubilant written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/zackmdavis/Jubilant already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 68ea0a72d7a23372b8a77437be0daf417e54f7b1b60d196140d9257e610bf145 [INFO] running `Command { std: "docker" "start" "-a" "68ea0a72d7a23372b8a77437be0daf417e54f7b1b60d196140d9257e610bf145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68ea0a72d7a23372b8a77437be0daf417e54f7b1b60d196140d9257e610bf145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68ea0a72d7a23372b8a77437be0daf417e54f7b1b60d196140d9257e610bf145", kill_on_drop: false }` [INFO] [stdout] 68ea0a72d7a23372b8a77437be0daf417e54f7b1b60d196140d9257e610bf145 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3a66235178025866ba77d2fbeeccf6b40929c6ac3f212f27e5ea6b097ac2d14 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a3a66235178025866ba77d2fbeeccf6b40929c6ac3f212f27e5ea6b097ac2d14", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling libc v0.2.29 [INFO] [stderr] Compiling itertools v0.6.1 [INFO] [stderr] Compiling rand v0.3.16 [INFO] [stderr] Compiling jubilant_hidden_information_fireworks_game v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | players: Vec>, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Player` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:110:22 [INFO] [stdout] | [INFO] [stdout] 110 | ) as Box [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Player` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.56s [INFO] running `Command { std: "docker" "inspect" "a3a66235178025866ba77d2fbeeccf6b40929c6ac3f212f27e5ea6b097ac2d14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3a66235178025866ba77d2fbeeccf6b40929c6ac3f212f27e5ea6b097ac2d14", kill_on_drop: false }` [INFO] [stdout] a3a66235178025866ba77d2fbeeccf6b40929c6ac3f212f27e5ea6b097ac2d14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a1282e0ddbe979beceb11be92c6d2933459009191d1e7411c9324b21184ec03 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1a1282e0ddbe979beceb11be92c6d2933459009191d1e7411c9324b21184ec03", kill_on_drop: false }` [INFO] [stderr] Compiling jubilant_hidden_information_fireworks_game v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | players: Vec>, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Player` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:110:22 [INFO] [stdout] | [INFO] [stdout] 110 | ) as Box [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Player` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prior_distribution` [INFO] [stdout] --> src/player.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | let prior_distribution = Distribution::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prior_distribution` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/distribution.rs:55:1 [INFO] [stdout] | [INFO] [stdout] 55 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "1a1282e0ddbe979beceb11be92c6d2933459009191d1e7411c9324b21184ec03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a1282e0ddbe979beceb11be92c6d2933459009191d1e7411c9324b21184ec03", kill_on_drop: false }` [INFO] [stdout] 1a1282e0ddbe979beceb11be92c6d2933459009191d1e7411c9324b21184ec03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbd0f1bf36cbb314fb804b834c36677146205460abf174c4185aa175be8130a1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bbd0f1bf36cbb314fb804b834c36677146205460abf174c4185aa175be8130a1", kill_on_drop: false }` [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>, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Player` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [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 [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Player` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [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: if this is intentional, prefix it with an underscore: `_prior_distribution` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/distribution.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jubilant_hidden_information_fireworks_game-3a803cea47885b20) [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; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bbd0f1bf36cbb314fb804b834c36677146205460abf174c4185aa175be8130a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbd0f1bf36cbb314fb804b834c36677146205460abf174c4185aa175be8130a1", kill_on_drop: false }` [INFO] [stdout] bbd0f1bf36cbb314fb804b834c36677146205460abf174c4185aa175be8130a1