[INFO] cloning repository https://github.com/madelyneriksen/life-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madelyneriksen/life-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadelyneriksen%2Flife-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadelyneriksen%2Flife-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e8979103b9d6e4037baaf8fb95f72e511d38f49 [INFO] testing madelyneriksen/life-in-rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadelyneriksen%2Flife-in-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/madelyneriksen/life-in-rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/madelyneriksen/life-in-rust [INFO] finished tweaking git repo https://github.com/madelyneriksen/life-in-rust [INFO] tweaked toml for git repo https://github.com/madelyneriksen/life-in-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/madelyneriksen/life-in-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] ef3afad648d1e3ef086b4f7b66df5798799be25e39ece2161898ea986f3e8bec [INFO] running `Command { std: "docker" "start" "-a" "ef3afad648d1e3ef086b4f7b66df5798799be25e39ece2161898ea986f3e8bec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef3afad648d1e3ef086b4f7b66df5798799be25e39ece2161898ea986f3e8bec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef3afad648d1e3ef086b4f7b66df5798799be25e39ece2161898ea986f3e8bec", kill_on_drop: false }` [INFO] [stdout] ef3afad648d1e3ef086b4f7b66df5798799be25e39ece2161898ea986f3e8bec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", 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] 3cf5c63344fab3a1de833ac4f694a18788499773a71c8c0dbbe00294a190d11a [INFO] running `Command { std: "docker" "start" "-a" "3cf5c63344fab3a1de833ac4f694a18788499773a71c8c0dbbe00294a190d11a", kill_on_drop: false }` [INFO] [stderr] Compiling conway v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | &self.board.remove(&cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = &self.board.remove(&cell); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | &self.board.insert(cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = &self.board.insert(cell); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "3cf5c63344fab3a1de833ac4f694a18788499773a71c8c0dbbe00294a190d11a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cf5c63344fab3a1de833ac4f694a18788499773a71c8c0dbbe00294a190d11a", kill_on_drop: false }` [INFO] [stdout] 3cf5c63344fab3a1de833ac4f694a18788499773a71c8c0dbbe00294a190d11a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c5c411320f8a3e537ca31422b5c0ab8a623a81e366713bc2c925e3c6a054f07 [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" "9c5c411320f8a3e537ca31422b5c0ab8a623a81e366713bc2c925e3c6a054f07", kill_on_drop: false }` [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | &self.board.remove(&cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = &self.board.remove(&cell); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling conway v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | &self.board.insert(cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = &self.board.insert(cell); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | &self.board.remove(&cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = &self.board.remove(&cell); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | &self.board.insert(cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = &self.board.insert(cell); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.73s [INFO] running `Command { std: "docker" "inspect" "9c5c411320f8a3e537ca31422b5c0ab8a623a81e366713bc2c925e3c6a054f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c5c411320f8a3e537ca31422b5c0ab8a623a81e366713bc2c925e3c6a054f07", kill_on_drop: false }` [INFO] [stdout] 9c5c411320f8a3e537ca31422b5c0ab8a623a81e366713bc2c925e3c6a054f07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] d78540a9a3c681cee569f192462b9fa4f3ec49bde8d1d2959fe808c4391ca837 [INFO] running `Command { std: "docker" "start" "-a" "d78540a9a3c681cee569f192462b9fa4f3ec49bde8d1d2959fe808c4391ca837", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stdout] running 4 tests [INFO] [stderr] --> src/lib.rs:84:13 [INFO] [stdout] test tests::point_gives_neighbors ... ok [INFO] [stderr] | [INFO] [stdout] test tests::game_generation_increments ... ok [INFO] [stderr] 84 | &self.board.remove(&cell); [INFO] [stdout] test tests::point_live_sum ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] test tests::game_generation_applies_deaths_births ... ok [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] 84 | let _ = &self.board.remove(&cell); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | &self.board.insert(cell); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 87 | let _ = &self.board.insert(cell); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `conway` (lib) generated 2 warnings [INFO] [stderr] warning: `conway` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/conway-1f7ba03c9ba8a662) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/conway-bde2a3779a85af13) [INFO] [stdout] [INFO] [stderr] Doc-tests conway [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d78540a9a3c681cee569f192462b9fa4f3ec49bde8d1d2959fe808c4391ca837", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d78540a9a3c681cee569f192462b9fa4f3ec49bde8d1d2959fe808c4391ca837", kill_on_drop: false }` [INFO] [stdout] d78540a9a3c681cee569f192462b9fa4f3ec49bde8d1d2959fe808c4391ca837