[INFO] cloning repository https://github.com/Masterchef365/tree-neighbors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Masterchef365/tree-neighbors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2Ftree-neighbors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2Ftree-neighbors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 056d7104785d947f4f44caa600a987f1de98e7b8
[INFO] testing Masterchef365/tree-neighbors against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2Ftree-neighbors" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Masterchef365/tree-neighbors
[INFO] finished tweaking git repo https://github.com/Masterchef365/tree-neighbors
[INFO] tweaked toml for git repo https://github.com/Masterchef365/tree-neighbors written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Masterchef365/tree-neighbors on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Masterchef365/tree-neighbors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23cddb3b8e0214f23d95869122fecf1d9b151baffefaa29a9a7bf08b172f7b1d
[INFO] running `Command { std: "docker" "start" "-a" "23cddb3b8e0214f23d95869122fecf1d9b151baffefaa29a9a7bf08b172f7b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23cddb3b8e0214f23d95869122fecf1d9b151baffefaa29a9a7bf08b172f7b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cddb3b8e0214f23d95869122fecf1d9b151baffefaa29a9a7bf08b172f7b1d", kill_on_drop: false }`
[INFO] [stdout] 23cddb3b8e0214f23d95869122fecf1d9b151baffefaa29a9a7bf08b172f7b1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fd2fb7195655125bd9c7b2f49779a4b0fa3226538f8f79097ed188f1f0df560
[INFO] running `Command { std: "docker" "start" "-a" "7fd2fb7195655125bd9c7b2f49779a4b0fa3226538f8f79097ed188f1f0df560", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zbus_names v3.0.0
[INFO] [stderr]    Compiling zbus_xml v4.0.0
[INFO] [stderr]    Compiling zbus v4.4.0
[INFO] [stderr]    Compiling egui_glow v0.31.1
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[INFO] [stderr]    Compiling zbus-lockstep-macros v0.4.4
[INFO] [stderr]    Compiling wayland-protocols-wlr v0.3.8
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[INFO] [stderr]    Compiling sctk-adwaita v0.10.1
[INFO] [stderr]    Compiling smithay-clipboard v0.7.2
[INFO] [stderr]    Compiling x11rb v0.13.1
[INFO] [stderr]    Compiling atspi-common v0.6.0
[INFO] [stderr]    Compiling arboard v3.6.0
[INFO] [stderr]    Compiling atspi-proxies v0.6.0
[INFO] [stderr]    Compiling accesskit_atspi_common v0.10.1
[INFO] [stderr]    Compiling atspi-connection v0.6.0
[INFO] [stderr]    Compiling atspi v0.22.0
[INFO] [stderr]    Compiling accesskit_unix v0.13.1
[INFO] [stderr]    Compiling accesskit_winit v0.23.1
[INFO] [stderr]    Compiling egui-winit v0.31.1
[INFO] [stderr]    Compiling eframe v0.31.1
[INFO] [stderr]    Compiling tree-neighbors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut tree = random_tree(0.0, None);
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] running `Command { std: "docker" "inspect" "7fd2fb7195655125bd9c7b2f49779a4b0fa3226538f8f79097ed188f1f0df560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd2fb7195655125bd9c7b2f49779a4b0fa3226538f8f79097ed188f1f0df560", kill_on_drop: false }`
[INFO] [stdout] 7fd2fb7195655125bd9c7b2f49779a4b0fa3226538f8f79097ed188f1f0df560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7bc0ade2b637d90109c341a81ff94bbe66867228e0381fea74ae7c762323c6c
[INFO] running `Command { std: "docker" "start" "-a" "a7bc0ade2b637d90109c341a81ff94bbe66867228e0381fea74ae7c762323c6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-neighbors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut tree = random_tree(0.0, None);
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "a7bc0ade2b637d90109c341a81ff94bbe66867228e0381fea74ae7c762323c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bc0ade2b637d90109c341a81ff94bbe66867228e0381fea74ae7c762323c6c", kill_on_drop: false }`
[INFO] [stdout] a7bc0ade2b637d90109c341a81ff94bbe66867228e0381fea74ae7c762323c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5239509453d5c582aa406b20cb5819e5c539dadc99c92850cd566899f1b4fb2f
[INFO] running `Command { std: "docker" "start" "-a" "5239509453d5c582aa406b20cb5819e5c539dadc99c92850cd566899f1b4fb2f", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut tree = random_tree(0.0, None);
[INFO] [stderr]   |         ----^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tree-neighbors` (bin "tree-neighbors" test) generated 1 warning (run `cargo fix --bin "tree-neighbors" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tree_neighbors-0f147d817ad78755)
[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" "5239509453d5c582aa406b20cb5819e5c539dadc99c92850cd566899f1b4fb2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5239509453d5c582aa406b20cb5819e5c539dadc99c92850cd566899f1b4fb2f", kill_on_drop: false }`
[INFO] [stdout] 5239509453d5c582aa406b20cb5819e5c539dadc99c92850cd566899f1b4fb2f