[INFO] cloning repository https://github.com/vladimirpajic/cesium_3d_tiles_generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vladimirpajic/cesium_3d_tiles_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladimirpajic%2Fcesium_3d_tiles_generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladimirpajic%2Fcesium_3d_tiles_generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abde0d3c236de77ad499c7527e8f972ca8bc8d39 [INFO] checking vladimirpajic/cesium_3d_tiles_generator against try#2277c63fa464d237b17b68d3b87f9fbb89e58a3e for pr-133570-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladimirpajic%2Fcesium_3d_tiles_generator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vladimirpajic/cesium_3d_tiles_generator on toolchain 2277c63fa464d237b17b68d3b87f9fbb89e58a3e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vladimirpajic/cesium_3d_tiles_generator [INFO] finished tweaking git repo https://github.com/vladimirpajic/cesium_3d_tiles_generator [INFO] tweaked toml for git repo https://github.com/vladimirpajic/cesium_3d_tiles_generator written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/vladimirpajic/cesium_3d_tiles_generator 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" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4a7740c497101a7f389abcba6a51f845480fbd20843695a5b2ce3569119ca8e [INFO] running `Command { std: "docker" "start" "-a" "a4a7740c497101a7f389abcba6a51f845480fbd20843695a5b2ce3569119ca8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4a7740c497101a7f389abcba6a51f845480fbd20843695a5b2ce3569119ca8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4a7740c497101a7f389abcba6a51f845480fbd20843695a5b2ce3569119ca8e", kill_on_drop: false }` [INFO] [stdout] a4a7740c497101a7f389abcba6a51f845480fbd20843695a5b2ce3569119ca8e [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+2277c63fa464d237b17b68d3b87f9fbb89e58a3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe0bd188b9e4847ef410361f7ac01346b8ea33a32845bfe35c0d4f9bf9ff64bd [INFO] running `Command { std: "docker" "start" "-a" "fe0bd188b9e4847ef410361f7ac01346b8ea33a32845bfe35c0d4f9bf9ff64bd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.6 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde_derive v1.0.132 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking laz v0.6.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking morton-encoding v2.0.1 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking las v0.7.5 [INFO] [stderr] Checking cesium_3d_tiles_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Aabb` [INFO] [stdout] --> src/tiles.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::quadtree::{Aabb, QuadTree}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color` and `Point` [INFO] [stdout] --> src/tiles.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use las::{Color, Point}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/tiles.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/tiles.rs:5:34 [INFO] [stdout] | [INFO] [stdout] 5 | use std::collections::{BTreeMap, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PathBuf` [INFO] [stdout] --> src/tiles.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `las::point::Classification` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use las::point::Classification; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Aabb` [INFO] [stdout] --> src/tiles.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::quadtree::{Aabb, QuadTree}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color` and `Point` [INFO] [stdout] --> src/tiles.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use las::{Color, Point}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/tiles.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/tiles.rs:5:34 [INFO] [stdout] | [INFO] [stdout] 5 | use std::collections::{BTreeMap, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PathBuf` [INFO] [stdout] --> src/tiles.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `las::point::Classification` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use las::point::Classification; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tiles.rs:460:9 [INFO] [stdout] | [INFO] [stdout] 460 | let mut header = Header { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 230 | for mut point in &mut points { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGIC` is never used [INFO] [stdout] --> src/tiles.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const MAGIC: &str = "pnts"; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VERSION` is never used [INFO] [stdout] --> src/tiles.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const VERSION: u32 = 1; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 153 | pnts_file.write_all(root_pnts.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 153 | let _ = pnts_file.write_all(root_pnts.as_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | / tileset_json_file.write_all( [INFO] [stdout] 157 | | serde_json::to_string(&global_tileset) [INFO] [stdout] 158 | | .unwrap() [INFO] [stdout] 159 | | .into_bytes() [INFO] [stdout] 160 | | .as_slice(), [INFO] [stdout] 161 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = tileset_json_file.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tiles.rs:254:5 [INFO] [stdout] | [INFO] [stdout] 254 | std::fs::create_dir_all(base_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 254 | let _ = std::fs::create_dir_all(base_dir); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tiles.rs:257:5 [INFO] [stdout] | [INFO] [stdout] 257 | / tileset_json_file.write_all( [INFO] [stdout] 258 | | serde_json::to_string(&tile_set) [INFO] [stdout] 259 | | .unwrap() [INFO] [stdout] 260 | | .into_bytes() [INFO] [stdout] 261 | | .as_slice(), [INFO] [stdout] 262 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 257 | let _ = tileset_json_file.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tiles.rs:265:5 [INFO] [stdout] | [INFO] [stdout] 265 | pnts_file.write_all(tile_content_binary_inner.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 265 | let _ = pnts_file.write_all(tile_content_binary_inner.as_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tiles.rs:460:9 [INFO] [stdout] | [INFO] [stdout] 460 | let mut header = Header { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 230 | for mut point in &mut points { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGIC` is never used [INFO] [stdout] --> src/tiles.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const MAGIC: &str = "pnts"; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VERSION` is never used [INFO] [stdout] --> src/tiles.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const VERSION: u32 = 1; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 153 | pnts_file.write_all(root_pnts.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 153 | let _ = pnts_file.write_all(root_pnts.as_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | / tileset_json_file.write_all( [INFO] [stdout] 157 | | serde_json::to_string(&global_tileset) [INFO] [stdout] 158 | | .unwrap() [INFO] [stdout] 159 | | .into_bytes() [INFO] [stdout] 160 | | .as_slice(), [INFO] [stdout] 161 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = tileset_json_file.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tiles.rs:254:5 [INFO] [stdout] | [INFO] [stdout] 254 | std::fs::create_dir_all(base_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 254 | let _ = std::fs::create_dir_all(base_dir); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tiles.rs:257:5 [INFO] [stdout] | [INFO] [stdout] 257 | / tileset_json_file.write_all( [INFO] [stdout] 258 | | serde_json::to_string(&tile_set) [INFO] [stdout] 259 | | .unwrap() [INFO] [stdout] 260 | | .into_bytes() [INFO] [stdout] 261 | | .as_slice(), [INFO] [stdout] 262 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 257 | let _ = tileset_json_file.write_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tiles.rs:265:5 [INFO] [stdout] | [INFO] [stdout] 265 | pnts_file.write_all(tile_content_binary_inner.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 265 | let _ = pnts_file.write_all(tile_content_binary_inner.as_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.19s [INFO] running `Command { std: "docker" "inspect" "fe0bd188b9e4847ef410361f7ac01346b8ea33a32845bfe35c0d4f9bf9ff64bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe0bd188b9e4847ef410361f7ac01346b8ea33a32845bfe35c0d4f9bf9ff64bd", kill_on_drop: false }` [INFO] [stdout] fe0bd188b9e4847ef410361f7ac01346b8ea33a32845bfe35c0d4f9bf9ff64bd