[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 try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2Ftree-neighbors" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Masterchef365/tree-neighbors on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c9467162c6871493f23c65a03e4febb5dfe2ce617fbb71f94791d7608b206b9
[INFO] running `Command { std: "docker" "start" "-a" "1c9467162c6871493f23c65a03e4febb5dfe2ce617fbb71f94791d7608b206b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c9467162c6871493f23c65a03e4febb5dfe2ce617fbb71f94791d7608b206b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9467162c6871493f23c65a03e4febb5dfe2ce617fbb71f94791d7608b206b9", kill_on_drop: false }`
[INFO] [stdout] 1c9467162c6871493f23c65a03e4febb5dfe2ce617fbb71f94791d7608b206b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9aeff7e5ea52448af6b1094d919aa25829f99dbf11da46b9ffaa7d7611972b6
[INFO] running `Command { std: "docker" "start" "-a" "a9aeff7e5ea52448af6b1094d919aa25829f99dbf11da46b9ffaa7d7611972b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.9
[INFO] [stderr]    Compiling xcursor v0.3.10
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling ab_glyph v0.2.30
[INFO] [stderr]    Compiling wayland-cursor v0.31.10
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling xdg-home v1.3.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling x11rb v0.13.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zvariant_utils v2.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling zvariant_derive v4.2.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling zbus_macros v4.4.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling emath v0.31.1
[INFO] [stderr]    Compiling image v0.25.6
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling glutin_glx_sys v0.6.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling polling v3.8.0
[INFO] [stderr]    Compiling glutin v0.32.3
[INFO] [stderr]    Compiling async-io v2.4.1
[INFO] [stderr]    Compiling calloop v0.13.0
[INFO] [stderr]    Compiling ecolor v0.31.1
[INFO] [stderr]    Compiling epaint v0.31.1
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling calloop-wayland-source v0.3.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.19.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling arboard v3.6.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling egui v0.31.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling sctk-adwaita v0.10.1
[INFO] [stderr]    Compiling smithay-clipboard v0.7.2
[INFO] [stderr]    Compiling winit v0.30.11
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[INFO] [stderr]    Compiling quick-xml v0.30.0
[INFO] [stderr]    Compiling zvariant v4.2.0
[INFO] [stderr]    Compiling webbrowser v1.0.5
[INFO] [stderr]    Compiling egui_glow v0.31.1
[INFO] [stderr]    Compiling glutin-winit v0.5.0
[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 zbus-lockstep v0.4.4
[INFO] [stderr]    Compiling zbus-lockstep-macros v0.4.4
[INFO] [stderr]    Compiling atspi-common v0.6.0
[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 15s
[INFO] running `Command { std: "docker" "inspect" "a9aeff7e5ea52448af6b1094d919aa25829f99dbf11da46b9ffaa7d7611972b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9aeff7e5ea52448af6b1094d919aa25829f99dbf11da46b9ffaa7d7611972b6", kill_on_drop: false }`
[INFO] [stdout] a9aeff7e5ea52448af6b1094d919aa25829f99dbf11da46b9ffaa7d7611972b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 839db476d9743c2f0231554e9643af320d809593790f01e45c0edc23ad2ce3db
[INFO] running `Command { std: "docker" "start" "-a" "839db476d9743c2f0231554e9643af320d809593790f01e45c0edc23ad2ce3db", 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 1.23s
[INFO] running `Command { std: "docker" "inspect" "839db476d9743c2f0231554e9643af320d809593790f01e45c0edc23ad2ce3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839db476d9743c2f0231554e9643af320d809593790f01e45c0edc23ad2ce3db", kill_on_drop: false }`
[INFO] [stdout] 839db476d9743c2f0231554e9643af320d809593790f01e45c0edc23ad2ce3db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 031d78a6b6458f12963c82ce27050ca6ecc69de542eb45d9146e25961c93df97
[INFO] running `Command { std: "docker" "start" "-a" "031d78a6b6458f12963c82ce27050ca6ecc69de542eb45d9146e25961c93df97", 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" -p tree-neighbors --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[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" "031d78a6b6458f12963c82ce27050ca6ecc69de542eb45d9146e25961c93df97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031d78a6b6458f12963c82ce27050ca6ecc69de542eb45d9146e25961c93df97", kill_on_drop: false }`
[INFO] [stdout] 031d78a6b6458f12963c82ce27050ca6ecc69de542eb45d9146e25961c93df97