[INFO] fetching crate qvnt 0.3.0...
[INFO] testing qvnt-0.3.0 against beta-2021-08-22 for beta-1.55-2
[INFO] extracting crate qvnt 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate qvnt 0.3.0 on toolchain beta-2021-08-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate qvnt 0.3.0
[INFO] finished tweaking crates.io crate qvnt 0.3.0
[INFO] tweaked toml for crates.io crate qvnt 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2021-08-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bf8055668947900e4fcf2a603d3bf947daf564d328fe8aed08fd94b2f9f0081
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5bf8055668947900e4fcf2a603d3bf947daf564d328fe8aed08fd94b2f9f0081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bf8055668947900e4fcf2a603d3bf947daf564d328fe8aed08fd94b2f9f0081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf8055668947900e4fcf2a603d3bf947daf564d328fe8aed08fd94b2f9f0081", kill_on_drop: false }`
[INFO] [stdout] 5bf8055668947900e4fcf2a603d3bf947daf564d328fe8aed08fd94b2f9f0081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2021-08-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae76f2da49a9b0542f74fe6f9ff0ec2514b4c43ac09e68ce579ec5f8cf45075a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae76f2da49a9b0542f74fe6f9ff0ec2514b4c43ac09e68ce579ec5f8cf45075a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling rand_distr v0.4.1
[INFO] [stderr]    Compiling qvnt v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc`, `BTreeMap`, `MulAssign`, `Mul`, `VecDeque`, `boxed::Box`, `crate::math::*`, `fmt`, `string::String`
[INFO] [stdout]   --> src/operator/mod.rs:3:24
[INFO] [stdout]    |
[INFO] [stdout] 3  |         collections::{ BTreeMap, VecDeque, },
[INFO] [stdout]    |                        ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 4  |         boxed::Box,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 5  |         fmt,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 6  |         ops::{ Mul, MulAssign, },
[INFO] [stdout]    |                ^^^  ^^^^^^^^^
[INFO] [stdout] 7  |         string::String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 8  |         sync::{ Arc }
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     crate::math::*,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]  --> src/operator/applicable.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{C, R, N};
[INFO] [stdout]   |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything because no candidate is public enough
[INFO] [stdout]  --> src/operator/atomic/id.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::rotate`
[INFO] [stdout]  --> src/operator/atomic/i_swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::rotate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::rotate`
[INFO] [stdout]  --> src/operator/atomic/sqrt_swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::rotate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rotate`
[INFO] [stdout]  --> src/operator/atomic/sqrt_i_swap.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{rotate, SQRT_2};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]  --> src/operator/single/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     math::{C, R, N},
[INFO] [stdout]   |               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/single/pauli.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/single/rotate.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `C`, `R`
[INFO] [stdout]  --> src/operator/single/swap.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]   --> src/operator/multi/mod.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |         math::{C, R, N},
[INFO] [stdout]    |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operator::atomic`
[INFO] [stdout]  --> src/operator/multi/qft.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::operator::atomic;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/multi/qft.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]   --> src/operator/mod.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use crate::math::{C, N, R, FRAC_PI_2};
[INFO] [stdout]    |                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `C`, `R`
[INFO] [stdout]  --> src/register/virtl.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{N, R, C};
[INFO] [stdout]   |                      ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFull`, `operator::*`
[INFO] [stdout]   --> src/register/quant.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout] 9  |             Index,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 10 |             RangeFull,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |         operator::*,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `operator::Op`
[INFO] [stdout]  --> src/lib.rs:9:64
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub use super::operator::{applicable::Applicable, MultiOp, Op, op};
[INFO] [stdout]   |                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `atomic`
[INFO] [stdout]  --> src/operator/multi/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             atomic::*,
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/operator/atomic/ryy.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut psi = (psi[idx], psi[idx ^ self.ab_mask]);
[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: type alias is never used: `M1`
[INFO] [stdout]  --> src/types.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type M1 = [C; 4];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `M2`
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type M2 = [C; 16];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `C_IMAG`
[INFO] [stdout]  --> src/math.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const C_IMAG: C = C{ re: 0., im: 1. };
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `I_POW_TABLE`
[INFO] [stdout]   --> src/math.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub const I_POW_TABLE: [C; 4] = [
[INFO] [stdout] 11 | |     C{ re: 1., im: 0. },
[INFO] [stdout] 12 | |     C{ re: 0., im: 1. },
[INFO] [stdout] 13 | |     C{ re: -1., im: 0. },
[INFO] [stdout] 14 | |     C{ re: 0., im: -1. },
[INFO] [stdout] 15 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ANGLE_TABLE`
[INFO] [stdout]   --> src/math.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / pub const ANGLE_TABLE: [C; 46] = [
[INFO] [stdout] 18 | |     C{ re: 1.0000000000000000, im: 0.00000000000000000 },
[INFO] [stdout] 19 | |     C{ re: 0.9998476951563913, im: 0.01745240643728351 },
[INFO] [stdout] 20 | |     C{ re: 0.9993908270190958, im: 0.03489949670250097 },
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     C{ re: 0.7071067811865476, im: 0.70710678118654760 },
[INFO] [stdout] 64 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_bits`
[INFO] [stdout]   --> src/math.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn count_bits(n: N) -> N {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `phase_from_rad`
[INFO] [stdout]   --> src/math.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn phase_from_rad(rad: R) -> C {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ULPS`
[INFO] [stdout]    --> src/math.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 100 | const ULPS: i64 = 2;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_real`
[INFO] [stdout]    --> src/math.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn approx_real(x: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_eq`
[INFO] [stdout]    --> src/math.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn approx_eq(a: &C, b: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_eq_conj`
[INFO] [stdout]    --> src/math.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn approx_eq_conj(a: &C, b: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_diagonal_m1`
[INFO] [stdout]    --> src/math.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn is_diagonal_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_diagonal_m2`
[INFO] [stdout]    --> src/math.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn is_diagonal_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_unitary_m1`
[INFO] [stdout]    --> src/math.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn is_unitary_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `m2_mul_m2_herm`
[INFO] [stdout]    --> src/math.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn m2_mul_m2_herm(i: N, j: N, u: &M2) -> C {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_unitary_m2`
[INFO] [stdout]    --> src/math.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub fn is_unitary_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_scaled_unitary_m1`
[INFO] [stdout]    --> src/math.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub fn is_scaled_unitary_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_scaled_unitary_m2`
[INFO] [stdout]    --> src/math.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn is_scaled_unitary_m2(_: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hermitian_m1`
[INFO] [stdout]    --> src/math.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub fn is_hermitian_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hermitian_m2`
[INFO] [stdout]    --> src/math.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn is_hermitian_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SQRT_1_2`
[INFO] [stdout]  --> src/operator/atomic/h2.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const SQRT_1_2: R = crate::math::SQRT_2 * 0.5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `_i` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |         pub const _i: crate::types::C = crate::types::C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |                   ^^ help: convert the identifier to upper case (notice the capitalization): `_I`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Op` should have a snake case name
[INFO] [stdout]   --> src/operator/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub mod Op {
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `op`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.32s
[INFO] running `Command { std: "docker" "inspect" "ae76f2da49a9b0542f74fe6f9ff0ec2514b4c43ac09e68ce579ec5f8cf45075a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae76f2da49a9b0542f74fe6f9ff0ec2514b4c43ac09e68ce579ec5f8cf45075a", kill_on_drop: false }`
[INFO] [stdout] ae76f2da49a9b0542f74fe6f9ff0ec2514b4c43ac09e68ce579ec5f8cf45075a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2021-08-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 758d0ba6a8742bf940bf1cd878ceffbadb30275c887f5c57acb687cc9b9a42af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "758d0ba6a8742bf940bf1cd878ceffbadb30275c887f5c57acb687cc9b9a42af", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Arc`, `BTreeMap`, `MulAssign`, `Mul`, `VecDeque`, `boxed::Box`, `crate::math::*`, `fmt`, `string::String`
[INFO] [stdout]   --> src/operator/mod.rs:3:24
[INFO] [stdout]    |
[INFO] [stdout] 3  |         collections::{ BTreeMap, VecDeque, },
[INFO] [stdout]    |                        ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 4  |         boxed::Box,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 5  |         fmt,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 6  |         ops::{ Mul, MulAssign, },
[INFO] [stdout]    |                ^^^  ^^^^^^^^^
[INFO] [stdout] 7  |         string::String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 8  |         sync::{ Arc }
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     crate::math::*,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]  --> src/operator/applicable.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{C, R, N};
[INFO] [stdout]   |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything because no candidate is public enough
[INFO] [stdout]  --> src/operator/atomic/id.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::rotate`
[INFO] [stdout]  --> src/operator/atomic/i_swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::rotate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::rotate`
[INFO] [stdout]  --> src/operator/atomic/sqrt_swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::rotate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rotate`
[INFO] [stdout]  --> src/operator/atomic/sqrt_i_swap.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{rotate, SQRT_2};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]  --> src/operator/single/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     math::{C, R, N},
[INFO] [stdout]   |               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/single/pauli.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/single/rotate.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `C`, `R`
[INFO] [stdout]  --> src/operator/single/swap.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]   --> src/operator/multi/mod.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |         math::{C, R, N},
[INFO] [stdout]    |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operator::atomic`
[INFO] [stdout]  --> src/operator/multi/qft.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::operator::atomic;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/multi/qft.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]   --> src/operator/mod.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use crate::math::{C, N, R, FRAC_PI_2};
[INFO] [stdout]    |                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `C`, `R`
[INFO] [stdout]  --> src/register/virtl.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{N, R, C};
[INFO] [stdout]   |                      ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFull`, `operator::*`
[INFO] [stdout]   --> src/register/quant.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout] 9  |             Index,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 10 |             RangeFull,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |         operator::*,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `operator::Op`
[INFO] [stdout]  --> src/lib.rs:9:64
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub use super::operator::{applicable::Applicable, MultiOp, Op, op};
[INFO] [stdout]   |                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `atomic`
[INFO] [stdout]  --> src/operator/multi/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             atomic::*,
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/operator/atomic/ryy.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut psi = (psi[idx], psi[idx ^ self.ab_mask]);
[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: type alias is never used: `M1`
[INFO] [stdout]  --> src/types.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type M1 = [C; 4];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `M2`
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type M2 = [C; 16];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `C_IMAG`
[INFO] [stdout]  --> src/math.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const C_IMAG: C = C{ re: 0., im: 1. };
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `I_POW_TABLE`
[INFO] [stdout]   --> src/math.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub const I_POW_TABLE: [C; 4] = [
[INFO] [stdout] 11 | |     C{ re: 1., im: 0. },
[INFO] [stdout] 12 | |     C{ re: 0., im: 1. },
[INFO] [stdout] 13 | |     C{ re: -1., im: 0. },
[INFO] [stdout] 14 | |     C{ re: 0., im: -1. },
[INFO] [stdout] 15 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ANGLE_TABLE`
[INFO] [stdout]   --> src/math.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / pub const ANGLE_TABLE: [C; 46] = [
[INFO] [stdout] 18 | |     C{ re: 1.0000000000000000, im: 0.00000000000000000 },
[INFO] [stdout] 19 | |     C{ re: 0.9998476951563913, im: 0.01745240643728351 },
[INFO] [stdout] 20 | |     C{ re: 0.9993908270190958, im: 0.03489949670250097 },
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     C{ re: 0.7071067811865476, im: 0.70710678118654760 },
[INFO] [stdout] 64 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_bits`
[INFO] [stdout]   --> src/math.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn count_bits(n: N) -> N {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `phase_from_rad`
[INFO] [stdout]   --> src/math.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn phase_from_rad(rad: R) -> C {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ULPS`
[INFO] [stdout]    --> src/math.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 100 | const ULPS: i64 = 2;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_real`
[INFO] [stdout]    --> src/math.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn approx_real(x: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_eq`
[INFO] [stdout]    --> src/math.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn approx_eq(a: &C, b: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_eq_conj`
[INFO] [stdout]    --> src/math.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn approx_eq_conj(a: &C, b: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_diagonal_m1`
[INFO] [stdout]    --> src/math.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn is_diagonal_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_diagonal_m2`
[INFO] [stdout]    --> src/math.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn is_diagonal_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_unitary_m1`
[INFO] [stdout]    --> src/math.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn is_unitary_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `m2_mul_m2_herm`
[INFO] [stdout]    --> src/math.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn m2_mul_m2_herm(i: N, j: N, u: &M2) -> C {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_unitary_m2`
[INFO] [stdout]    --> src/math.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub fn is_unitary_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_scaled_unitary_m1`
[INFO] [stdout]    --> src/math.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub fn is_scaled_unitary_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_scaled_unitary_m2`
[INFO] [stdout]    --> src/math.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn is_scaled_unitary_m2(_: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hermitian_m1`
[INFO] [stdout]    --> src/math.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub fn is_hermitian_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hermitian_m2`
[INFO] [stdout]    --> src/math.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn is_hermitian_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SQRT_1_2`
[INFO] [stdout]  --> src/operator/atomic/h2.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const SQRT_1_2: R = crate::math::SQRT_2 * 0.5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `_i` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |         pub const _i: crate::types::C = crate::types::C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |                   ^^ help: convert the identifier to upper case (notice the capitalization): `_I`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Op` should have a snake case name
[INFO] [stdout]   --> src/operator/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub mod Op {
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `op`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling qvnt v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `BTreeMap`, `MulAssign`, `Mul`, `VecDeque`, `boxed::Box`, `crate::math::*`, `fmt`, `string::String`
[INFO] [stdout]   --> src/operator/mod.rs:3:24
[INFO] [stdout]    |
[INFO] [stdout] 3  |         collections::{ BTreeMap, VecDeque, },
[INFO] [stdout]    |                        ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 4  |         boxed::Box,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 5  |         fmt,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 6  |         ops::{ Mul, MulAssign, },
[INFO] [stdout]    |                ^^^  ^^^^^^^^^
[INFO] [stdout] 7  |         string::String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 8  |         sync::{ Arc }
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     crate::math::*,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]  --> src/operator/applicable.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{C, R, N};
[INFO] [stdout]   |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything because no candidate is public enough
[INFO] [stdout]  --> src/operator/atomic/id.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::rotate`
[INFO] [stdout]  --> src/operator/atomic/i_swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::rotate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::rotate`
[INFO] [stdout]  --> src/operator/atomic/sqrt_swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::rotate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rotate`
[INFO] [stdout]  --> src/operator/atomic/sqrt_i_swap.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{rotate, SQRT_2};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]  --> src/operator/single/mod.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     math::{C, R, N},
[INFO] [stdout]   |               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/single/pauli.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/single/rotate.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `C`, `R`
[INFO] [stdout]  --> src/operator/single/swap.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R`
[INFO] [stdout]   --> src/operator/multi/mod.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |         math::{C, R, N},
[INFO] [stdout]    |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operator::atomic`
[INFO] [stdout]  --> src/operator/multi/qft.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::operator::atomic;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]  --> src/operator/multi/qft.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::math::{C, R, N};
[INFO] [stdout]   |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C`
[INFO] [stdout]   --> src/operator/mod.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use crate::math::{C, N, R, FRAC_PI_2};
[INFO] [stdout]    |                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `C`, `R`
[INFO] [stdout]  --> src/register/virtl.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{N, R, C};
[INFO] [stdout]   |                      ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFull`, `operator::*`
[INFO] [stdout]   --> src/register/quant.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout] 9  |             Index,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 10 |             RangeFull,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |         operator::*,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `operator::Op`
[INFO] [stdout]  --> src/lib.rs:9:64
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub use super::operator::{applicable::Applicable, MultiOp, Op, op};
[INFO] [stdout]   |                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `atomic`
[INFO] [stdout]  --> src/operator/multi/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             atomic::*,
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tests.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut pend_ops = op::h(0b01);
[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/operator/atomic/ryy.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut psi = (psi[idx], psi[idx ^ self.ab_mask]);
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `M1`
[INFO] [stdout]  --> src/types.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type M1 = [C; 4];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `M2`
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type M2 = [C; 16];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `C_IMAG`
[INFO] [stdout]  --> src/math.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const C_IMAG: C = C{ re: 0., im: 1. };
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `I_POW_TABLE`
[INFO] [stdout]   --> src/math.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub const I_POW_TABLE: [C; 4] = [
[INFO] [stdout] 11 | |     C{ re: 1., im: 0. },
[INFO] [stdout] 12 | |     C{ re: 0., im: 1. },
[INFO] [stdout] 13 | |     C{ re: -1., im: 0. },
[INFO] [stdout] 14 | |     C{ re: 0., im: -1. },
[INFO] [stdout] 15 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ANGLE_TABLE`
[INFO] [stdout]   --> src/math.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / pub const ANGLE_TABLE: [C; 46] = [
[INFO] [stdout] 18 | |     C{ re: 1.0000000000000000, im: 0.00000000000000000 },
[INFO] [stdout] 19 | |     C{ re: 0.9998476951563913, im: 0.01745240643728351 },
[INFO] [stdout] 20 | |     C{ re: 0.9993908270190958, im: 0.03489949670250097 },
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     C{ re: 0.7071067811865476, im: 0.70710678118654760 },
[INFO] [stdout] 64 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_bits`
[INFO] [stdout]   --> src/math.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn count_bits(n: N) -> N {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `phase_from_rad`
[INFO] [stdout]   --> src/math.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn phase_from_rad(rad: R) -> C {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ULPS`
[INFO] [stdout]    --> src/math.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 100 | const ULPS: i64 = 2;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_real`
[INFO] [stdout]    --> src/math.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn approx_real(x: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_eq`
[INFO] [stdout]    --> src/math.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn approx_eq(a: &C, b: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `approx_eq_conj`
[INFO] [stdout]    --> src/math.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn approx_eq_conj(a: &C, b: &C) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_diagonal_m1`
[INFO] [stdout]    --> src/math.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn is_diagonal_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_diagonal_m2`
[INFO] [stdout]    --> src/math.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn is_diagonal_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_unitary_m1`
[INFO] [stdout]    --> src/math.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn is_unitary_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `m2_mul_m2_herm`
[INFO] [stdout]    --> src/math.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn m2_mul_m2_herm(i: N, j: N, u: &M2) -> C {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_unitary_m2`
[INFO] [stdout]    --> src/math.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub fn is_unitary_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_scaled_unitary_m1`
[INFO] [stdout]    --> src/math.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub fn is_scaled_unitary_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_scaled_unitary_m2`
[INFO] [stdout]    --> src/math.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn is_scaled_unitary_m2(_: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hermitian_m1`
[INFO] [stdout]    --> src/math.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub fn is_hermitian_m1(u: &M1) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hermitian_m2`
[INFO] [stdout]    --> src/math.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn is_hermitian_m2(u: &M2) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SQRT_1_2`
[INFO] [stdout]  --> src/operator/atomic/h2.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const SQRT_1_2: R = crate::math::SQRT_2 * 0.5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bench_circuit`
[INFO] [stdout]    --> src/operator/mod.rs:292:19
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub(crate) fn bench_circuit() -> MultiOp {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `_i` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |         pub const _i: crate::types::C = crate::types::C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |                   ^^ help: convert the identifier to upper case (notice the capitalization): `_I`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Op` should have a snake case name
[INFO] [stdout]   --> src/operator/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub mod Op {
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `op`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `i` should have an upper case name
[INFO] [stdout]   --> src/operator/atomic/y.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `i` should have an upper case name
[INFO] [stdout]   --> src/operator/atomic/s.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `i` should have an upper case name
[INFO] [stdout]   --> src/operator/atomic/i_swap.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `sqrt_i` should have an upper case name
[INFO] [stdout]   --> src/operator/atomic/sqrt_swap.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const sqrt_i: C = C{ re: 0.5, im: 0.5 };
[INFO] [stdout]    |           ^^^^^^ help: convert the identifier to upper case: `SQRT_I`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `i` should have an upper case name
[INFO] [stdout]   --> src/operator/atomic/sqrt_i_swap.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "758d0ba6a8742bf940bf1cd878ceffbadb30275c887f5c57acb687cc9b9a42af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758d0ba6a8742bf940bf1cd878ceffbadb30275c887f5c57acb687cc9b9a42af", kill_on_drop: false }`
[INFO] [stdout] 758d0ba6a8742bf940bf1cd878ceffbadb30275c887f5c57acb687cc9b9a42af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2021-08-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f2df710cf11dc08860d19e02cf881d3b2802def7aa05c9aad2c5f7e49a7e157
[INFO] running `Command { std: "docker" "start" "-a" "9f2df710cf11dc08860d19e02cf881d3b2802def7aa05c9aad2c5f7e49a7e157", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Arc`, `BTreeMap`, `MulAssign`, `Mul`, `VecDeque`, `boxed::Box`, `crate::math::*`, `fmt`, `string::String`
[INFO] [stderr]   --> src/operator/mod.rs:3:24
[INFO] [stderr]    |
[INFO] [stderr] 3  |         collections::{ BTreeMap, VecDeque, },
[INFO] [stderr]    |                        ^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 4  |         boxed::Box,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 5  |         fmt,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 6  |         ops::{ Mul, MulAssign, },
[INFO] [stderr]    |                ^^^  ^^^^^^^^^
[INFO] [stderr] 7  |         string::String,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 8  |         sync::{ Arc }
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 11 |     crate::math::*,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `R`
[INFO] [stderr]  --> src/operator/applicable.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::math::{C, R, N};
[INFO] [stderr]   |                      ^
[INFO] [stderr] 
[INFO] [stderr] warning: glob import doesn't reexport anything because no candidate is public enough
[INFO] [stderr]  --> src/operator/atomic/id.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::math::rotate`
[INFO] [stderr]  --> src/operator/atomic/i_swap.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::math::rotate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::math::rotate`
[INFO] [stderr]  --> src/operator/atomic/sqrt_swap.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::math::rotate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rotate`
[INFO] [stderr]  --> src/operator/atomic/sqrt_i_swap.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::math::{rotate, SQRT_2};
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `R`
[INFO] [stderr]  --> src/operator/single/mod.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 |     math::{C, R, N},
[INFO] [stderr]   |               ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `C`
[INFO] [stderr]  --> src/operator/single/pauli.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::math::{C, R, N};
[INFO] [stderr]   |                   ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `C`
[INFO] [stderr]  --> src/operator/single/rotate.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::math::{C, R, N};
[INFO] [stderr]   |                   ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `C`, `R`
[INFO] [stderr]  --> src/operator/single/swap.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::math::{C, R, N};
[INFO] [stderr]   |                   ^  ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `R`
[INFO] [stderr]   --> src/operator/multi/mod.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 |         math::{C, R, N},
[INFO] [stderr]    |                   ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::operator::atomic`
[INFO] [stderr]  --> src/operator/multi/qft.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::operator::atomic;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `C`
[INFO] [stderr]  --> src/operator/multi/qft.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::math::{C, R, N};
[INFO] [stderr]   |                   ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `C`
[INFO] [stderr]   --> src/operator/mod.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |     use crate::math::{C, N, R, FRAC_PI_2};
[INFO] [stderr]    |                       ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `C`, `R`
[INFO] [stderr]  --> src/register/virtl.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::math::{N, R, C};
[INFO] [stderr]   |                      ^  ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Index`, `RangeFull`, `operator::*`
[INFO] [stderr]   --> src/register/quant.rs:9:13
[INFO] [stderr]    |
[INFO] [stderr] 9  |             Index,
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 10 |             RangeFull,
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |         operator::*,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated module `operator::Op`
[INFO] [stderr]  --> src/lib.rs:9:64
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub use super::operator::{applicable::Applicable, MultiOp, Op, op};
[INFO] [stderr]   |                                                                ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `atomic`
[INFO] [stderr]  --> src/operator/multi/mod.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |             atomic::*,
[INFO] [stderr]   |             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/operator/atomic/ryy.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut psi = (psi[idx], psi[idx ^ self.ab_mask]);
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `M1`
[INFO] [stderr]  --> src/types.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type M1 = [C; 4];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `M2`
[INFO] [stderr]   --> src/types.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub type M2 = [C; 16];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `C_IMAG`
[INFO] [stderr]  --> src/math.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const C_IMAG: C = C{ re: 0., im: 1. };
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `I_POW_TABLE`
[INFO] [stderr]   --> src/math.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / pub const I_POW_TABLE: [C; 4] = [
[INFO] [stderr] 11 | |     C{ re: 1., im: 0. },
[INFO] [stderr] 12 | |     C{ re: 0., im: 1. },
[INFO] [stderr] 13 | |     C{ re: -1., im: 0. },
[INFO] [stderr] 14 | |     C{ re: 0., im: -1. },
[INFO] [stderr] 15 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ANGLE_TABLE`
[INFO] [stderr]   --> src/math.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | / pub const ANGLE_TABLE: [C; 46] = [
[INFO] [stderr] 18 | |     C{ re: 1.0000000000000000, im: 0.00000000000000000 },
[INFO] [stderr] 19 | |     C{ re: 0.9998476951563913, im: 0.01745240643728351 },
[INFO] [stderr] 20 | |     C{ re: 0.9993908270190958, im: 0.03489949670250097 },
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |     C{ re: 0.7071067811865476, im: 0.70710678118654760 },
[INFO] [stderr] 64 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_bits`
[INFO] [stderr]   --> src/math.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn count_bits(n: N) -> N {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `phase_from_rad`
[INFO] [stderr]   --> src/math.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn phase_from_rad(rad: R) -> C {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ULPS`
[INFO] [stderr]    --> src/math.rs:100:1
[INFO] [stderr]     |
[INFO] [stderr] 100 | const ULPS: i64 = 2;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `approx_real`
[INFO] [stderr]    --> src/math.rs:103:4
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn approx_real(x: &C) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `approx_eq`
[INFO] [stderr]    --> src/math.rs:108:4
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn approx_eq(a: &C, b: &C) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `approx_eq_conj`
[INFO] [stderr]    --> src/math.rs:113:4
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn approx_eq_conj(a: &C, b: &C) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_diagonal_m1`
[INFO] [stderr]    --> src/math.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn is_diagonal_m1(u: &M1) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_diagonal_m2`
[INFO] [stderr]    --> src/math.rs:122:8
[INFO] [stderr]     |
[INFO] [stderr] 122 | pub fn is_diagonal_m2(u: &M2) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_unitary_m1`
[INFO] [stderr]    --> src/math.rs:137:8
[INFO] [stderr]     |
[INFO] [stderr] 137 | pub fn is_unitary_m1(u: &M1) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `m2_mul_m2_herm`
[INFO] [stderr]    --> src/math.rs:147:4
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn m2_mul_m2_herm(i: N, j: N, u: &M2) -> C {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_unitary_m2`
[INFO] [stderr]    --> src/math.rs:159:8
[INFO] [stderr]     |
[INFO] [stderr] 159 | pub fn is_unitary_m2(u: &M2) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_scaled_unitary_m1`
[INFO] [stderr]    --> src/math.rs:183:8
[INFO] [stderr]     |
[INFO] [stderr] 183 | pub fn is_scaled_unitary_m1(u: &M1) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_scaled_unitary_m2`
[INFO] [stderr]    --> src/math.rs:192:8
[INFO] [stderr]     |
[INFO] [stderr] 192 | pub fn is_scaled_unitary_m2(_: &M2) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_hermitian_m1`
[INFO] [stderr]    --> src/math.rs:196:8
[INFO] [stderr]     |
[INFO] [stderr] 196 | pub fn is_hermitian_m1(u: &M1) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_hermitian_m2`
[INFO] [stderr]    --> src/math.rs:202:8
[INFO] [stderr]     |
[INFO] [stderr] 202 | pub fn is_hermitian_m2(u: &M2) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SQRT_1_2`
[INFO] [stderr]  --> src/operator/atomic/h2.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const SQRT_1_2: R = crate::math::SQRT_2 * 0.5;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `_i` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 |         pub const _i: crate::types::C = crate::types::C{ re: 0.0, im: 1.0 };
[INFO] [stderr]    |                   ^^ help: convert the identifier to upper case (notice the capitalization): `_I`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `Op` should have a snake case name
[INFO] [stderr]   --> src/operator/mod.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub mod Op {
[INFO] [stderr]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `op`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut pend_ops = op::h(0b01);
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/operator/atomic/ryy.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut psi = (psi[idx], psi[idx ^ self.ab_mask]);
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bench_circuit`
[INFO] [stderr]    --> src/operator/mod.rs:292:19
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub(crate) fn bench_circuit() -> MultiOp {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `i` should have an upper case name
[INFO] [stderr]   --> src/operator/atomic/y.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stderr]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `i` should have an upper case name
[INFO] [stderr]   --> src/operator/atomic/s.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stderr]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `i` should have an upper case name
[INFO] [stderr]   --> src/operator/atomic/i_swap.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stderr]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `sqrt_i` should have an upper case name
[INFO] [stderr]   --> src/operator/atomic/sqrt_swap.rs:51:11
[INFO] [stderr]    |
[INFO] [stderr] 51 |     const sqrt_i: C = C{ re: 0.5, im: 0.5 };
[INFO] [stderr]    |           ^^^^^^ help: convert the identifier to upper case: `SQRT_I`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `i` should have an upper case name
[INFO] [stderr]   --> src/operator/atomic/sqrt_i_swap.rs:53:11
[INFO] [stderr]    |
[INFO] [stderr] 53 |     const i: C = C{ re: 0.0, im: 1.0 };
[INFO] [stderr]    |           ^ help: convert the identifier to upper case (notice the capitalization): `I`
[INFO] [stderr] 
[INFO] [stderr] warning: `qvnt` (lib) generated 42 warnings
[INFO] [stderr] warning: `qvnt` (lib test) generated 49 warnings (41 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qvnt-27fbb3358690d340)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test operator::atomic::h1::tests ... ok
[INFO] [stdout] test operator::atomic::i_swap::tests ... ok
[INFO] [stdout] test operator::atomic::swap::tests ... ok
[INFO] [stdout] test operator::atomic::h2::tests ... ok
[INFO] [stdout] test operator::ops ... ok
[INFO] [stdout] test operator::single::tests::from_atomic ... ok
[INFO] [stdout] test operator::atomic::s::tests ... ok
[INFO] [stdout] test operator::atomic::ry::tests ... ok
[INFO] [stdout] test operator::atomic::z::tests ... ok
[INFO] [stdout] test operator::atomic::sqrt_swap::tests ... ok
[INFO] [stdout] test operator::atomic::t::tests ... ok
[INFO] [stdout] test operator::atomic::sqrt_i_swap::tests ... ok
[INFO] [stdout] test operator::atomic::x::tests ... ok
[INFO] [stdout] test operator::atomic::id::tests ... ok
[INFO] [stdout] test operator::atomic::rz::tests ... ok
[INFO] [stdout] test operator::atomic::y::tests ... ok
[INFO] [stdout] test operator::atomic::ryy::tests ... ok
[INFO] [stdout] test operator::atomic::rzz::tests ... ok
[INFO] [stdout] test operator::atomic::rx::tests ... ok
[INFO] [stdout] test tests::virtual_regs ... ok
[INFO] [stdout] test tests::aliases_concat ... ok
[INFO] [stdout] test operator::atomic::rxx::tests ... ok
[INFO] [stdout] test tests::quantum_reg ... ok
[INFO] [stderr]    Doc-tests qvnt
[INFO] [stdout] test tests::tensor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/operator/mod.rs - operator::op::phi (line 138) ... ok
[INFO] [stdout] test src/operator/mod.rs - operator::op::sqrt_i_swap (line 206) ... ok
[INFO] [stdout] test src/operator/mod.rs - operator::op::sqrt_swap (line 167) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f2df710cf11dc08860d19e02cf881d3b2802def7aa05c9aad2c5f7e49a7e157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2df710cf11dc08860d19e02cf881d3b2802def7aa05c9aad2c5f7e49a7e157", kill_on_drop: false }`
[INFO] [stdout] 9f2df710cf11dc08860d19e02cf881d3b2802def7aa05c9aad2c5f7e49a7e157
