[INFO] fetching crate mcube 0.0.1...
[INFO] testing mcube-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate mcube 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mcube 0.0.1
[INFO] finished tweaking crates.io crate mcube 0.0.1
[INFO] tweaked toml for crates.io crate mcube 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcube 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding cgmath v0.17.0 (available: v0.18.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 599a8d10b107995b96692f06550e6b7873e9118b18f590eb439cb0eb54830e8d
[INFO] running `Command { std: "docker" "start" "-a" "599a8d10b107995b96692f06550e6b7873e9118b18f590eb439cb0eb54830e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "599a8d10b107995b96692f06550e6b7873e9118b18f590eb439cb0eb54830e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599a8d10b107995b96692f06550e6b7873e9118b18f590eb439cb0eb54830e8d", kill_on_drop: false }`
[INFO] [stdout] 599a8d10b107995b96692f06550e6b7873e9118b18f590eb439cb0eb54830e8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c040c3857abfdf47b8c030032423ecdd3e3ccac30cd529201c7483196d6ae5db
[INFO] running `Command { std: "docker" "start" "-a" "c040c3857abfdf47b8c030032423ecdd3e3ccac30cd529201c7483196d6ae5db", kill_on_drop: false }`
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling mcube v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/common.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/chunk.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::hash_map::HashMap`
[INFO] [stdout]  --> src/task/manager.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::hash_map::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Matrix4` and `Point3`
[INFO] [stdout]  --> src/task/manager.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cgmath::{Point3, Matrix4};
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::num_traits::identities::One`
[INFO] [stdout]  --> src/task/manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgmath::num_traits::identities::One;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::container`
[INFO] [stdout]   --> src/task/manager.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::container;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/container.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `origin` is never read
[INFO] [stdout]    --> src/iter.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct EnumerateMatrix {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 119 |     origin: Point3<f32>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]    --> src/iter.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl EnumerateMatrix {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn reset(&mut self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `modelmat` and `size_chunk` are never read
[INFO] [stdout]   --> src/container.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DataContainer<VoxelType>
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     modelmat: Matrix4<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     size_chunk: usize
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/task/data.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     outer.send(output);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = outer.send(output);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/task/mesh.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         outer.send(output);
[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] 63 |                         let _ = outer.send(output);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "c040c3857abfdf47b8c030032423ecdd3e3ccac30cd529201c7483196d6ae5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c040c3857abfdf47b8c030032423ecdd3e3ccac30cd529201c7483196d6ae5db", kill_on_drop: false }`
[INFO] [stdout] c040c3857abfdf47b8c030032423ecdd3e3ccac30cd529201c7483196d6ae5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1a3f07d6a01850a766a7e10a26a63b4eb21f9026ff52b70b185d639557c661a7
[INFO] running `Command { std: "docker" "start" "-a" "1a3f07d6a01850a766a7e10a26a63b4eb21f9026ff52b70b185d639557c661a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcube v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/common.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/chunk.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::hash_map::HashMap`
[INFO] [stdout]  --> src/task/manager.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::hash_map::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Matrix4` and `Point3`
[INFO] [stdout]  --> src/task/manager.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cgmath::{Point3, Matrix4};
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::num_traits::identities::One`
[INFO] [stdout]  --> src/task/manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgmath::num_traits::identities::One;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::container`
[INFO] [stdout]   --> src/task/manager.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::container;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/container.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `origin` is never read
[INFO] [stdout]    --> src/iter.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct EnumerateMatrix {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 119 |     origin: Point3<f32>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]    --> src/iter.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl EnumerateMatrix {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn reset(&mut self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `modelmat` and `size_chunk` are never read
[INFO] [stdout]   --> src/container.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DataContainer<VoxelType>
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     modelmat: Matrix4<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     size_chunk: usize
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/task/data.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     outer.send(output);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = outer.send(output);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/task/mesh.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         outer.send(output);
[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] 63 |                         let _ = outer.send(output);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/common.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/chunk.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::hash_map::HashMap`
[INFO] [stdout]  --> src/task/manager.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::hash_map::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Matrix4` and `Point3`
[INFO] [stdout]  --> src/task/manager.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cgmath::{Point3, Matrix4};
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::num_traits::identities::One`
[INFO] [stdout]  --> src/task/manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgmath::num_traits::identities::One;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::container`
[INFO] [stdout]   --> src/task/manager.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::container;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::*`
[INFO] [stdout]  --> src/container.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::rc::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `origin` is never read
[INFO] [stdout]    --> src/iter.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct EnumerateMatrix {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 119 |     origin: Point3<f32>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]    --> src/iter.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl EnumerateMatrix {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn reset(&mut self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `modelmat` and `size_chunk` are never read
[INFO] [stdout]   --> src/container.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DataContainer<VoxelType>
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     modelmat: Matrix4<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     size_chunk: usize
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/task/data.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     outer.send(output);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = outer.send(output);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/task/mesh.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         outer.send(output);
[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] 63 |                         let _ = outer.send(output);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "1a3f07d6a01850a766a7e10a26a63b4eb21f9026ff52b70b185d639557c661a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3f07d6a01850a766a7e10a26a63b4eb21f9026ff52b70b185d639557c661a7", kill_on_drop: false }`
[INFO] [stdout] 1a3f07d6a01850a766a7e10a26a63b4eb21f9026ff52b70b185d639557c661a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c0668a791fc2b09b68f6d38287ac170e757f6f8c24308beaff811f9e56f55e88
[INFO] running `Command { std: "docker" "start" "-a" "c0668a791fc2b09b68f6d38287ac170e757f6f8c24308beaff811f9e56f55e88", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::rc::*`
[INFO] [stderr]  --> src/common.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::rc::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::*`
[INFO] [stderr]  --> src/chunk.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::rc::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::hash_map::HashMap`
[INFO] [stderr]  --> src/task/manager.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::hash_map::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Matrix4` and `Point3`
[INFO] [stderr]  --> src/task/manager.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cgmath::{Point3, Matrix4};
[INFO] [stderr]   |              ^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::num_traits::identities::One`
[INFO] [stderr]  --> src/task/manager.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cgmath::num_traits::identities::One;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::container`
[INFO] [stderr]   --> src/task/manager.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::container;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::*`
[INFO] [stderr]  --> src/container.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::rc::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `origin` is never read
[INFO] [stderr]    --> src/iter.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 118 | pub struct EnumerateMatrix {
[INFO] [stderr]     |            --------------- field in this struct
[INFO] [stderr] 119 |     origin: Point3<f32>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `reset` is never used
[INFO] [stderr]    --> src/iter.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 132 | impl EnumerateMatrix {
[INFO] [stderr]     | -------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 166 |     fn reset(&mut self) {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `modelmat` and `size_chunk` are never read
[INFO] [stderr]   --> src/container.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct DataContainer<VoxelType>
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 18 |     modelmat: Matrix4<f32>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     size_chunk: usize
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/task/data.rs:67:21
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     outer.send(output);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     let _ = outer.send(output);
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/task/mesh.rs:63:25
[INFO] [stderr]    |
[INFO] [stderr] 63 |                         outer.send(output);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 63 |                         let _ = outer.send(output);
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mcube` (lib) generated 12 warnings (run `cargo fix --lib -p mcube` to apply 7 suggestions)
[INFO] [stderr] warning: `mcube` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcube-87e9ff55675fba3f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcube
[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" "c0668a791fc2b09b68f6d38287ac170e757f6f8c24308beaff811f9e56f55e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0668a791fc2b09b68f6d38287ac170e757f6f8c24308beaff811f9e56f55e88", kill_on_drop: false }`
[INFO] [stdout] c0668a791fc2b09b68f6d38287ac170e757f6f8c24308beaff811f9e56f55e88