[INFO] cloning repository https://github.com/pentagolo/blocks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pentagolo/blocks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpentagolo%2Fblocks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpentagolo%2Fblocks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e5d3e0887f74cffd6c97bf82f1d39e8c5a2d600
[INFO] testing pentagolo/blocks against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpentagolo%2Fblocks" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pentagolo/blocks on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pentagolo/blocks
[INFO] finished tweaking git repo https://github.com/pentagolo/blocks
[INFO] tweaked toml for git repo https://github.com/pentagolo/blocks written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/pentagolo/blocks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_generator v0.7.20
[INFO] [stderr]   Downloaded phf_codegen v0.7.20
[INFO] [stderr]   Downloaded serde v0.8.20
[INFO] [stderr]   Downloaded serde_json v0.8.4
[INFO] [stderr]   Downloaded xml-rs v0.3.5
[INFO] [stderr]   Downloaded gleam v0.2.29
[INFO] [stderr]   Downloaded gcc v0.3.40
[INFO] [stderr]   Downloaded image v0.12.1
[INFO] [stderr]   Downloaded nalgebra v0.10.1
[INFO] [stderr]   Downloaded deflate v0.7.2
[INFO] [stderr]   Downloaded glium v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a6fb13d883829ccf41e6d54ce170344217fd3af880c89831ad2baed46e3a08c
[INFO] running `Command { std: "docker" "start" "-a" "1a6fb13d883829ccf41e6d54ce170344217fd3af880c89831ad2baed46e3a08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a6fb13d883829ccf41e6d54ce170344217fd3af880c89831ad2baed46e3a08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6fb13d883829ccf41e6d54ce170344217fd3af880c89831ad2baed46e3a08c", kill_on_drop: false }`
[INFO] [stdout] 1a6fb13d883829ccf41e6d54ce170344217fd3af880c89831ad2baed46e3a08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6488e821bc9ec24c987c4a6120805a37db9f43546cb04fbe1391a13d11a46927
[INFO] running `Command { std: "docker" "start" "-a" "6488e821bc9ec24c987c4a6120805a37db9f43546cb04fbe1391a13d11a46927", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling num-traits v0.1.36
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[INFO] [stderr]    Compiling lazy_static v0.1.16
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[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
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[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling deflate v0.7.2
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling deque v0.3.1
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling rayon v0.6.0
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling glium v0.15.0
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling jpeg-decoder v0.1.11
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling nalgebra v0.10.1
[INFO] [stderr]    Compiling image v0.12.1
[INFO] [stderr]    Compiling libloading v0.3.1
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.5.11
[INFO] [stderr]    Compiling wayland-window v0.2.3
[INFO] [stderr]    Compiling wayland-kbd v0.3.6
[INFO] [stderr]    Compiling blocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/boxtree.rs:436:29
[INFO] [stdout]     |
[INFO] [stdout] 436 |                   let index = (
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 437 | |                     ((pos.x & CHUNK_SIDE_MASK) as u16) << (0 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 438 | |                     |
[INFO] [stdout] 439 | |                     ((pos.y & CHUNK_SIDE_MASK) as u16) << (1 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 440 | |                     |
[INFO] [stdout] 441 | |                     ((pos.z & CHUNK_SIDE_MASK) as u16) << (2 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 442 | |                 );
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 436 |                 let index = ((pos.x & CHUNK_SIDE_MASK) as u16) << (0 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 437 |                     |
[INFO] [stdout] 438 |                     ((pos.y & CHUNK_SIDE_MASK) as u16) << (1 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 439 |                     |
[INFO] [stdout] 440 |                     ((pos.z & CHUNK_SIDE_MASK) as u16) << (2 * CHUNK_SIDE_LEN_LOG2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/boxtree.rs:480:25
[INFO] [stdout]     |
[INFO] [stdout] 480 |               let index = (
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 481 | |                 ((pos.x & CHUNK_SIDE_MASK) as u16) << (0 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 482 | |                 |
[INFO] [stdout] 483 | |                 ((pos.y & CHUNK_SIDE_MASK) as u16) << (1 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 484 | |                 |
[INFO] [stdout] 485 | |                 ((pos.z & CHUNK_SIDE_MASK) as u16) << (2 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 486 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 480 |             let index = ((pos.x & CHUNK_SIDE_MASK) as u16) << (0 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 481 |                 |
[INFO] [stdout] 482 |                 ((pos.y & CHUNK_SIDE_MASK) as u16) << (1 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 483 |                 |
[INFO] [stdout] 484 |                 ((pos.z & CHUNK_SIDE_MASK) as u16) << (2 * CHUNK_SIDE_LEN_LOG2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/boxtree.rs:523:29
[INFO] [stdout]     |
[INFO] [stdout] 523 |                   let index = (
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 524 | |                     ((pos.x & CHUNK_SIDE_MASK) as u16) << (0 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 525 | |                     |
[INFO] [stdout] 526 | |                     ((pos.y & CHUNK_SIDE_MASK) as u16) << (1 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 527 | |                     |
[INFO] [stdout] 528 | |                     ((pos.z & CHUNK_SIDE_MASK) as u16) << (2 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 529 | |                 );
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 523 |                 let index = ((pos.x & CHUNK_SIDE_MASK) as u16) << (0 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 524 |                     |
[INFO] [stdout] 525 |                     ((pos.y & CHUNK_SIDE_MASK) as u16) << (1 * CHUNK_SIDE_LEN_LOG2)
[INFO] [stdout] 526 |                     |
[INFO] [stdout] 527 |                     ((pos.z & CHUNK_SIDE_MASK) as u16) << (2 * CHUNK_SIDE_LEN_LOG2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/boxtree.rs:643:28
[INFO] [stdout]     |
[INFO] [stdout] 643 |                   dists[i] = (
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 644 | |                     (-origin.x * (deltas[i].x as f64)).ceil() as i64
[INFO] [stdout] 645 | |                     +
[INFO] [stdout] 646 | |                     (-origin.y * (deltas[i].y as f64)).ceil() as i64
[INFO] [stdout] 647 | |                     +
[INFO] [stdout] 648 | |                     (-origin.z * (deltas[i].z as f64)).ceil() as i64
[INFO] [stdout] 649 | |                 );
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 643 |                 dists[i] = (-origin.x * (deltas[i].x as f64)).ceil() as i64
[INFO] [stdout] 644 |                     +
[INFO] [stdout] 645 |                     (-origin.y * (deltas[i].y as f64)).ceil() as i64
[INFO] [stdout] 646 |                     +
[INFO] [stdout] 647 |                     (-origin.z * (deltas[i].z as f64)).ceil() as i64;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/boxtree.rs:662:24
[INFO] [stdout]     |
[INFO] [stdout] 662 |               dists[4] = (
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 663 | |                 (-origin.x * (deltas[4].x as f64)).ceil() as i64
[INFO] [stdout] 664 | |                 +
[INFO] [stdout] 665 | |                 (-origin.y * (deltas[4].y as f64)).ceil() as i64
[INFO] [stdout] ...   |
[INFO] [stdout] 669 | |                 ((dist * ((1 << 28) as f64)).ceil() as i64)
[INFO] [stdout] 670 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 662 |             dists[4] = (-origin.x * (deltas[4].x as f64)).ceil() as i64
[INFO] [stdout] 663 |                 +
[INFO] [stdout] 664 |                 (-origin.y * (deltas[4].y as f64)).ceil() as i64
[INFO] [stdout] 665 |                 +
[INFO] [stdout] 666 |                 (-origin.z * (deltas[4].z as f64)).ceil() as i64
[INFO] [stdout] 667 |                 +
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra as na`
[INFO] [stdout]  --> src/boxmodel.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nalgebra as na;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `boxtree`
[INFO] [stdout]  --> src/boxmodel.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use boxtree;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead`, `Seek`
[INFO] [stdout]  --> src/boxmodel.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufRead, Seek};
[INFO] [stdout]   |               ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/boxmodel.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]   --> src/main.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::time::{Duration, Instant, SystemTime};
[INFO] [stdout]    |                                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/boxtree.rs:540:25
[INFO] [stdout]     |
[INFO] [stdout] 539 | ...       panic!("not jet supported {} {} {:b} {:b}", chunk, pos, orig_leaf.value, new_leaf.value);
[INFO] [stdout]     |           ----------------------------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 540 | ...       self.chunks_.get_unchecked_mut(chunk as usize).get_unchecked_mut(index as usize).set_surface(orig_leaf.is_surface());
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/boxtree.rs:544:34
[INFO] [stdout]     |
[INFO] [stdout] 543 |                         panic!("usage of transparent data not jet supported");
[INFO] [stdout]     |                         ------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 544 |                         for z in 0..5u32 {
[INFO] [stdout]     |                                  ^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:60:44
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let mut images = (0..256).map(|i| {
[INFO] [stdout]    |                                            ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf`
[INFO] [stdout]    --> src/main.rs:115:98
[INFO] [stdout]     |
[INFO] [stdout] 115 |             box_tree.cast_view(origin, planes, max_dist as f64, &mut |box_pos: na::Vector3<u32>, leaf| {
[INFO] [stdout]     |                                                                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/main.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 | ...   fn compress(&mut self, pos: na::Vector3<u32>, depth: u8, chunk: &boxtree::Chunk<boxtree::HiddenLeaf>) -> Option<boxtree::HiddenLeaf> {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/main.rs:22:55
[INFO] [stdout]    |
[INFO] [stdout] 22 | ...   fn compress(&mut self, pos: na::Vector3<u32>, depth: u8, chunk: &boxtree::Chunk<boxtree::HiddenLeaf>) -> Option<boxtree::HiddenLeaf> {
[INFO] [stdout]    |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/main.rs:22:66
[INFO] [stdout]    |
[INFO] [stdout] 22 | ... na::Vector3<u32>, depth: u8, chunk: &boxtree::Chunk<boxtree::HiddenLeaf>) -> Option<boxtree::HiddenLeaf> {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/main.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 | ...   fn decompress(&mut self, pos: na::Vector3<u32>, depth: u8, leaf: boxtree::HiddenLeaf, chunk: &mut boxtree::Chunk<boxtree::HiddenLea...
[INFO] [stdout]    |                                ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/main.rs:25:57
[INFO] [stdout]    |
[INFO] [stdout] 25 | ...   fn decompress(&mut self, pos: na::Vector3<u32>, depth: u8, leaf: boxtree::HiddenLeaf, chunk: &mut boxtree::Chunk<boxtree::HiddenLea...
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf`
[INFO] [stdout]   --> src/main.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 | ...: na::Vector3<u32>, depth: u8, leaf: boxtree::HiddenLeaf, chunk: &mut boxtree::Chunk<boxtree::HiddenLeaf>) {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/main.rs:25:95
[INFO] [stdout]    |
[INFO] [stdout] 25 | ...8, leaf: boxtree::HiddenLeaf, chunk: &mut boxtree::Chunk<boxtree::HiddenLeaf>) {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/boxtree.rs:455:43
[INFO] [stdout]     |
[INFO] [stdout] 455 |     pub unsafe fn neighbor_mut(&mut self, index: u16, mut pos: na::Vector3<u32>, dir: na::Vector3<u32>) -> &mut Child {
[INFO] [stdout]     |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/boxtree.rs:617:39
[INFO] [stdout]     |
[INFO] [stdout] 617 |     pub fn set_void_at_pos(&mut self, pos: na::Vector3<u32>) {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `norm`
[INFO] [stdout]    --> src/boxmodel.rs:164:21
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 let norm = [pos[0] - 0.5, pos[1] - 0.5, pos[2] - 0.5];
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_norm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut time = Instant::now();
[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:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut per_instance = {
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |             for mut p in planes.iter_mut() {
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/boxtree.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         unsafe { self.set_box_spec_unmasked(box_spec & BOX_SPEC_BIT_MASK); }
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/boxtree.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         unsafe { self.set_ext_spec_unmasked(ext_spec & (BOX_SPEC_BIT_MASK | SOLID_BIT_MASK)); }
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/boxtree.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |         unsafe { self.set_node_index_unmasked(node_index & NODE_INDEX_BIT_MASK); }
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `compression_`
[INFO] [stdout]    --> src/boxtree.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |     compression_: C,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.blocks.b93c8f12-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7.532ss3iz3ptycla6.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libimage-5989d8699d153b2c.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-9c9f460fddaffdb6.rlib" "/opt/rustwide/target/debug/deps/libgif-8b5e3ff759561e26.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-6ac5a7aa4f58cdf5.rlib" "/opt/rustwide/target/debug/deps/liblzw-4b73e385916b389d.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-c00a929e28d214fd.rlib" "/opt/rustwide/target/debug/deps/librayon-8f8e5bec29b00912.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-8e680b0cc3a394b8.rlib" "/opt/rustwide/target/debug/deps/libdeque-7d4f7140695dd5fc.rlib" "/opt/rustwide/target/debug/deps/libpng-d9598047b9749ef7.rlib" "/opt/rustwide/target/debug/deps/libdeflate-f70718dcf7c3b8f4.rlib" "/opt/rustwide/target/debug/deps/libadler32-b7c6cc549f029f9a.rlib" "/opt/rustwide/target/debug/deps/libinflate-8cc571046dad35ae.rlib" "/opt/rustwide/target/debug/deps/libenum_primitive-9a6eac75258f053d.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-6a7c942f292e12a7.rlib" "/opt/rustwide/target/debug/deps/libnalgebra-adae279deae8288a.rlib" "/opt/rustwide/target/debug/deps/libnum-dd212602560b462d.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-a1b59f61dc2aab57.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-177fb0f79102fc7c.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-ab42c89c5f04c708.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-327c3b0e1a41f981.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-5dbe7e92474abe74.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-54d0f8b811f24613.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-22a7a0a2489e8bde.rlib" "/opt/rustwide/target/debug/deps/libglium-38de86d3289d17c6.rlib" "/opt/rustwide/target/debug/deps/libglutin-311d0107e0d9404e.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-fd028c9fde619190.rlib" "/opt/rustwide/target/debug/deps/libtempfile-a319be92f7605eb6.rlib" "/opt/rustwide/target/debug/deps/librand-496b1c671132b73c.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-5bc5ae7023393dae.rlib" "/opt/rustwide/target/debug/deps/libwayland_kbd-c0f5d207b4cc722a.rlib" "/opt/rustwide/target/debug/deps/libmemmap-226947051fa4ee97.rlib" "/opt/rustwide/target/debug/deps/libosmesa_sys-0ca9ace091f269b5.rlib" "/opt/rustwide/target/debug/deps/libwayland_client-e2bb49ed9efc2007.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-be0d3fdda554ecba.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-919bfc1469b9d1f8.rlib" "/opt/rustwide/target/debug/deps/libdlib-02350cf46cc8ae0f.rlib" "/opt/rustwide/target/debug/deps/liblibloading-0b99620dfc18d275.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-8ea0d2565b195b5e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-b4f9db8d1fb8bceb.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-b5299403b9e92f20.rlib" "/opt/rustwide/target/debug/deps/libshared_library-924cb70e80c762bf.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-3419ba39b198e594.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-689c863e0a43c8a9.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-103b72c87a3a4cba.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-3b2872ec00202141.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-cb4975d79218c50c.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-c40943c0997989bc.rlib" "/opt/rustwide/target/debug/deps/libwinapi-07f1a1e4ac0d8c89.rlib" "/opt/rustwide/target/debug/deps/libkernel32-d777c3697a107ee0.rlib" "/opt/rustwide/target/debug/deps/liblibc-82f1a6fdfca786e7.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-6ed37b12ed75b47e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/blocks-0f6b5c80a2ae05a7" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-689c863e0a43c8a9.rlib(backtrace-689c863e0a43c8a9.backtrace.6e7532a3-cgu.11.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:150: undefined reference to `backtrace_create_state'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-689c863e0a43c8a9.rlib(backtrace-689c863e0a43c8a9.backtrace.6e7532a3-cgu.11.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:167: undefined reference to `backtrace_pcinfo'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:171: undefined reference to `backtrace_syminfo'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blocks` due to 2 previous errors; 31 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6488e821bc9ec24c987c4a6120805a37db9f43546cb04fbe1391a13d11a46927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6488e821bc9ec24c987c4a6120805a37db9f43546cb04fbe1391a13d11a46927", kill_on_drop: false }`
[INFO] [stdout] 6488e821bc9ec24c987c4a6120805a37db9f43546cb04fbe1391a13d11a46927
