[INFO] cloning repository https://github.com/indutny/qcd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indutny/qcd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Fqcd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Fqcd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54097f9a952391cd23fa94b7e3ddd288627cf9f2
[INFO] testing indutny/qcd against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Fqcd" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/indutny/qcd
[INFO] finished tweaking git repo https://github.com/indutny/qcd
[INFO] tweaked toml for git repo https://github.com/indutny/qcd written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/indutny/qcd on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/indutny/qcd 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1469233cd827885109b38a621b0e48c88ebc9d2a378e4ad3b5bc1e5ef030b0fc
[INFO] running `Command { std: "docker" "start" "-a" "1469233cd827885109b38a621b0e48c88ebc9d2a378e4ad3b5bc1e5ef030b0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1469233cd827885109b38a621b0e48c88ebc9d2a378e4ad3b5bc1e5ef030b0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1469233cd827885109b38a621b0e48c88ebc9d2a378e4ad3b5bc1e5ef030b0fc", kill_on_drop: false }`
[INFO] [stdout] 1469233cd827885109b38a621b0e48c88ebc9d2a378e4ad3b5bc1e5ef030b0fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 58b8c4c2263e382063109ea0451e2b3f2259e10c73f29e42b77cc6d17bcd37cd
[INFO] running `Command { std: "docker" "start" "-a" "58b8c4c2263e382063109ea0451e2b3f2259e10c73f29e42b77cc6d17bcd37cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling qcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::complex::*`
[INFO] [stdout]  --> src/lattice.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::complex::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/lattice.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lattice.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for i in 0..len {
[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: `i`
[INFO] [stdout]   --> src/lattice.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SPREAD` is never used
[INFO] [stdout]  --> src/color.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const SPREAD: f64 = 0.5;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EPSILON` is never used
[INFO] [stdout]   --> src/color.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const EPSILON: f64 = 1e-23;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng` is never read
[INFO] [stdout]   --> src/color.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Color {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 14 |     rng: ThreadRng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `gen` and `gen_su2` are never used
[INFO] [stdout]   --> src/color.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Color {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 24 |     pub fn gen(&mut self) -> Matrix {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn gen_su2(&mut self) -> [Complex; 4] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `norm` are never used
[INFO] [stdout]   --> src/complex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Complex {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(re: f64, im: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn norm(self: Self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `norm_sqr`, `norm`, `rescale`, and `dot` are never used
[INFO] [stdout]   --> src/cvector.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CVector {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(values: [Complex; 3]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn norm_sqr(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn norm(&self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn rescale(&self, factor: Complex) -> CVector {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn dot(lhs: &CVector, rhs: &CVector) -> Complex {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lattice` is never constructed
[INFO] [stdout]  --> src/lattice.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lattice {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `cold_with_size`, `sweep`, and `compute_staples` are never used
[INFO] [stdout]   --> src/lattice.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Lattice {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn cold_with_size(size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn sweep<F>(&mut self, mut func: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Coordinate` is never used
[INFO] [stdout]   --> src/lattice.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | type Coordinate = (usize, usize, usize, usize);
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EPSILON` is never used
[INFO] [stdout]  --> src/matrix.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const EPSILON: f64 = 1e-23;
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `identity`, `conj`, `det`, and `unitarize` are never used
[INFO] [stdout]   --> src/matrix.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Matrix {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn identity() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn conj(&self) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn det(&self) -> Complex {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn unitarize(&self) -> Matrix {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "58b8c4c2263e382063109ea0451e2b3f2259e10c73f29e42b77cc6d17bcd37cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b8c4c2263e382063109ea0451e2b3f2259e10c73f29e42b77cc6d17bcd37cd", kill_on_drop: false }`
[INFO] [stdout] 58b8c4c2263e382063109ea0451e2b3f2259e10c73f29e42b77cc6d17bcd37cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2fa467c5f9aed5a087351618276881bc5614c11a1a44599c99064c6ce9825129
[INFO] running `Command { std: "docker" "start" "-a" "2fa467c5f9aed5a087351618276881bc5614c11a1a44599c99064c6ce9825129", kill_on_drop: false }`
[INFO] [stderr]    Compiling qcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::complex::*`
[INFO] [stdout]  --> src/lattice.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::complex::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/lattice.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lattice.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for i in 0..len {
[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: `i`
[INFO] [stdout]   --> src/lattice.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SPREAD` is never used
[INFO] [stdout]  --> src/color.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const SPREAD: f64 = 0.5;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EPSILON` is never used
[INFO] [stdout]   --> src/color.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const EPSILON: f64 = 1e-23;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng` is never read
[INFO] [stdout]   --> src/color.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Color {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 14 |     rng: ThreadRng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `gen` and `gen_su2` are never used
[INFO] [stdout]   --> src/color.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Color {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 24 |     pub fn gen(&mut self) -> Matrix {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn gen_su2(&mut self) -> [Complex; 4] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `norm` are never used
[INFO] [stdout]   --> src/complex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Complex {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(re: f64, im: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn norm(self: Self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `norm_sqr`, `norm`, `rescale`, and `dot` are never used
[INFO] [stdout]   --> src/cvector.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CVector {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(values: [Complex; 3]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn norm_sqr(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn norm(&self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn rescale(&self, factor: Complex) -> CVector {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn dot(lhs: &CVector, rhs: &CVector) -> Complex {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lattice` is never constructed
[INFO] [stdout]  --> src/lattice.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lattice {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `cold_with_size`, `sweep`, and `compute_staples` are never used
[INFO] [stdout]   --> src/lattice.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Lattice {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn cold_with_size(size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn sweep<F>(&mut self, mut func: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Coordinate` is never used
[INFO] [stdout]   --> src/lattice.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | type Coordinate = (usize, usize, usize, usize);
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EPSILON` is never used
[INFO] [stdout]  --> src/matrix.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const EPSILON: f64 = 1e-23;
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `identity`, `conj`, `det`, and `unitarize` are never used
[INFO] [stdout]   --> src/matrix.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Matrix {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn identity() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn conj(&self) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn det(&self) -> Complex {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn unitarize(&self) -> Matrix {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::complex::*`
[INFO] [stdout]  --> src/lattice.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::complex::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/lattice.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lattice.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for i in 0..len {
[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: `i`
[INFO] [stdout]   --> src/lattice.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lattice`
[INFO] [stdout]   --> src/lattice.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let lattice = Lattice::cold_with_size(8);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lattice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size` and `links` are never read
[INFO] [stdout]  --> src/lattice.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lattice {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 7 |     size: usize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     links: Vec<[Matrix; 4]>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `sweep` and `compute_staples` are never used
[INFO] [stdout]   --> src/lattice.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Lattice {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn sweep<F>(&mut self, mut func: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Coordinate` is never used
[INFO] [stdout]   --> src/lattice.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | type Coordinate = (usize, usize, usize, usize);
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "2fa467c5f9aed5a087351618276881bc5614c11a1a44599c99064c6ce9825129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa467c5f9aed5a087351618276881bc5614c11a1a44599c99064c6ce9825129", kill_on_drop: false }`
[INFO] [stdout] 2fa467c5f9aed5a087351618276881bc5614c11a1a44599c99064c6ce9825129
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 35721d69445b859553ad9d5a587e577fd2f3a1d62a9481eb04db517809d7ced1
[INFO] running `Command { std: "docker" "start" "-a" "35721d69445b859553ad9d5a587e577fd2f3a1d62a9481eb04db517809d7ced1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::complex::*`
[INFO] [stderr]  --> src/lattice.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::complex::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Index`
[INFO] [stderr]  --> src/lattice.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::Index;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lattice.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         for i in 0..len {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lattice.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SPREAD` is never used
[INFO] [stderr]  --> src/color.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const SPREAD: f64 = 0.5;
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EPSILON` is never used
[INFO] [stderr]   --> src/color.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 | const EPSILON: f64 = 1e-23;
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `rng` is never read
[INFO] [stderr]   --> src/color.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct Color {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] 14 |     rng: ThreadRng,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `gen` and `gen_su2` are never used
[INFO] [stderr]   --> src/color.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 23 | impl Color {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] 24 |     pub fn gen(&mut self) -> Matrix {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn gen_su2(&mut self) -> [Complex; 4] {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `norm` are never used
[INFO] [stderr]   --> src/complex.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Complex {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 11 |     pub fn new(re: f64, im: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn norm(self: Self) -> f64 {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `norm_sqr`, `norm`, `rescale`, and `dot` are never used
[INFO] [stderr]   --> src/cvector.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl CVector {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 12 |     pub fn new(values: [Complex; 3]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |     pub fn norm_sqr(&self) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn norm(&self) -> f64 {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn rescale(&self, factor: Complex) -> CVector {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn dot(lhs: &CVector, rhs: &CVector) -> Complex {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Lattice` is never constructed
[INFO] [stderr]  --> src/lattice.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Lattice {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `cold_with_size`, `sweep`, and `compute_staples` are never used
[INFO] [stderr]   --> src/lattice.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Lattice {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 12 |     pub fn cold_with_size(size: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |     pub fn sweep<F>(&mut self, mut func: F)
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Coordinate` is never used
[INFO] [stderr]   --> src/lattice.rs:41:6
[INFO] [stderr]    |
[INFO] [stderr] 41 | type Coordinate = (usize, usize, usize, usize);
[INFO] [stderr]    |      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EPSILON` is never used
[INFO] [stderr]  --> src/matrix.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const EPSILON: f64 = 1e-23;
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `identity`, `conj`, `det`, and `unitarize` are never used
[INFO] [stderr]   --> src/matrix.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Matrix {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 17 |     pub fn identity() -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn conj(&self) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 38 |     pub fn det(&self) -> Complex {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |     pub fn unitarize(&self) -> Matrix {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lattice`
[INFO] [stderr]   --> src/lattice.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let lattice = Lattice::cold_with_size(8);
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lattice`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `size` and `links` are never read
[INFO] [stderr]  --> src/lattice.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Lattice {
[INFO] [stderr]   |            ------- fields in this struct
[INFO] [stderr] 7 |     size: usize,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 8 |     links: Vec<[Matrix; 4]>,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `sweep` and `compute_staples` are never used
[INFO] [stderr]   --> src/lattice.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Lattice {
[INFO] [stderr]    | ------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 25 |     pub fn sweep<F>(&mut self, mut func: F)
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn compute_staples(&self, i: usize) -> [Matrix; 6] {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `qcd` (lib) generated 15 warnings (run `cargo fix --lib -p qcd` to apply 2 suggestions)
[INFO] [stderr] warning: `qcd` (lib test) generated 8 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/qcd-53d6a0f94dd4db45)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test color::tests::it_should_add ... ok
[INFO] [stdout] test complex::tests::it_should_add ... ok
[INFO] [stdout] test complex::tests::it_should_conjugate ... ok
[INFO] [stdout] test complex::tests::it_should_divide ... ok
[INFO] [stdout] test complex::tests::it_should_multiply_conjugates ... ok
[INFO] [stdout] test complex::tests::it_should_multiply ... ok
[INFO] [stdout] test complex::tests::it_should_norm_sqr ... ok
[INFO] [stdout] test complex::tests::it_should_sub ... ok
[INFO] [stdout] test cvector::tests::it_should_dot ... ok
[INFO] [stdout] test cvector::tests::it_should_norm ... ok
[INFO] [stdout] test cvector::tests::it_should_rescale ... ok
[INFO] [stdout] test cvector::tests::it_should_sub ... ok
[INFO] [stdout] test cvector::tests::it_should_add ... ok
[INFO] [stdout] test matrix::tests::it_should_add ... ok
[INFO] [stdout] test matrix::tests::it_should_conj ... ok
[INFO] [stdout] test matrix::tests::it_should_det ... ok
[INFO] [stdout] test matrix::tests::it_should_mul ... ok
[INFO] [stdout] test matrix::tests::it_should_sub ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/qcd-1d59415b85faeab9)
[INFO] [stdout] test matrix::tests::it_should_unitarize ... ok
[INFO] [stdout] test lattice::tests::it_should_init ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "35721d69445b859553ad9d5a587e577fd2f3a1d62a9481eb04db517809d7ced1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35721d69445b859553ad9d5a587e577fd2f3a1d62a9481eb04db517809d7ced1", kill_on_drop: false }`
[INFO] [stdout] 35721d69445b859553ad9d5a587e577fd2f3a1d62a9481eb04db517809d7ced1