[INFO] fetching crate compute 0.1.27...
[INFO] checking compute-0.1.27 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate compute 0.1.27 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate compute 0.1.27 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compute 0.1.27
[INFO] finished tweaking crates.io crate compute 0.1.27
[INFO] tweaked toml for crates.io crate compute 0.1.27 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate compute 0.1.27 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openblas-build v0.1.1
[INFO] [stderr]   Downloaded accelerate-src v0.3.2
[INFO] [stderr]   Downloaded approx_eq v0.1.8
[INFO] [stderr]   Downloaded lapack v0.19.0
[INFO] [stderr]   Downloaded blas-sys v0.7.1
[INFO] [stderr]   Downloaded blas v0.22.0
[INFO] [stderr]   Downloaded lapack-sys v0.14.0
[INFO] [stderr]   Downloaded autodiff v0.3.2
[INFO] [stderr]   Downloaded openblas-src v0.10.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7b0fc069f364e9903d47683190dd2a61774ad0baa34cfca4a07cbbf1e35dbfa
[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" "e7b0fc069f364e9903d47683190dd2a61774ad0baa34cfca4a07cbbf1e35dbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b0fc069f364e9903d47683190dd2a61774ad0baa34cfca4a07cbbf1e35dbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b0fc069f364e9903d47683190dd2a61774ad0baa34cfca4a07cbbf1e35dbfa", kill_on_drop: false }`
[INFO] [stdout] e7b0fc069f364e9903d47683190dd2a61774ad0baa34cfca4a07cbbf1e35dbfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f31f19f96f5f410ea4dbc591e1e9cef96067c20ee20eec076a561bb812427d39
[INFO] running `Command { std: "docker" "start" "-a" "f31f19f96f5f410ea4dbc591e1e9cef96067c20ee20eec076a561bb812427d39", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking approx_eq v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking autodiff v0.3.2
[INFO] [stderr]     Checking compute v0.1.27 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::linalg::norm`
[INFO] [stdout]  --> src/optimize/optimizers/sgd.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::linalg::norm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `eval`
[INFO] [stdout]  --> src/optimize/optimizers/sgd.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::optimize::gradient::{eval, gradient};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vsdiv`
[INFO] [stdout]  --> src/predict/glm/families.rs:1:54
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::linalg::{norm, svsub, vexp, vmul, vrecip, vsdiv, vsmul, vssub, vsub};
[INFO] [stdout]   |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/predict/glm/glm.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_converged` is never read
[INFO] [stdout]    --> src/predict/glm/glm.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let mut is_converged = false;
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/predict/polynomial.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let n = self.coef.len();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_leg_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn gau_leg_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_lag_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn gau_lag_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_jac_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn gau_jac_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_her_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn gau_her_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fit_with_optimizer`
[INFO] [stdout]   --> src/predict/polynomial.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn fit_with_optimizer<O>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/predict/polynomial.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn predict(&self, x: &[f64]) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/linalg/utils.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let B = row_to_col_major(&b, n);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stdout] warning: function is never used: `discrete_uniform`
[INFO] [stdout]   --> benches/benchmark_distributions.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn discrete_uniform(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `poisson`
[INFO] [stdout]   --> benches/benchmark_distributions.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn poisson(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial`
[INFO] [stdout]   --> benches/benchmark_distributions.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn binomial(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::linalg::norm`
[INFO] [stdout]  --> src/optimize/optimizers/sgd.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::linalg::norm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `eval`
[INFO] [stdout]  --> src/optimize/optimizers/sgd.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::optimize::gradient::{eval, gradient};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vsdiv`
[INFO] [stdout]  --> src/predict/glm/families.rs:1:54
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::linalg::{norm, svsub, vexp, vmul, vrecip, vsdiv, vsmul, vssub, vsub};
[INFO] [stdout]   |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/predict/glm/glm.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_converged` is never read
[INFO] [stdout]    --> src/predict/glm/glm.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let mut is_converged = false;
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/predict/polynomial.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let n = self.coef.len();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_leg_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn gau_leg_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_lag_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn gau_lag_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_jac_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn gau_jac_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gau_her_weights`
[INFO] [stdout]   --> src/integrate/functions.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn gau_her_weights(a: f64, b: f64, n: u32) -> (Vec<f64>, Vec<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fit_with_optimizer`
[INFO] [stdout]   --> src/predict/polynomial.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn fit_with_optimizer<O>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/linalg/decomposition/lu.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let A = vec![
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/linalg/utils.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let B = row_to_col_major(&b, n);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/linalg/utils.rs:622:13
[INFO] [stdout]     |
[INFO] [stdout] 622 |         let A = vec![
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.15s
[INFO] running `Command { std: "docker" "inspect" "f31f19f96f5f410ea4dbc591e1e9cef96067c20ee20eec076a561bb812427d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31f19f96f5f410ea4dbc591e1e9cef96067c20ee20eec076a561bb812427d39", kill_on_drop: false }`
[INFO] [stdout] f31f19f96f5f410ea4dbc591e1e9cef96067c20ee20eec076a561bb812427d39