[INFO] cloning repository https://github.com/bgamari/fcs-sim-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bgamari/fcs-sim-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgamari%2Ffcs-sim-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgamari%2Ffcs-sim-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17ece60d16801058ecfd87e778db3de1731cbbe9
[INFO] checking bgamari/fcs-sim-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgamari%2Ffcs-sim-rs" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bgamari/fcs-sim-rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bgamari/fcs-sim-rs
[INFO] finished tweaking git repo https://github.com/bgamari/fcs-sim-rs
[INFO] tweaked toml for git repo https://github.com/bgamari/fcs-sim-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bgamari/fcs-sim-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 55a0bcb2508fed793195ef9dd217d7e7ab4487ee84e22ad32625dfca44989e3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "55a0bcb2508fed793195ef9dd217d7e7ab4487ee84e22ad32625dfca44989e3b"`
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `Vec` is imported redundantly
[INFO] [stderr]    --> main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |     use std::vec::Vec;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `From` is imported redundantly
[INFO] [stderr]    --> main.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |     use std::convert::From;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Vec` is imported redundantly
[INFO] [stderr]    --> main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |     use std::vec::Vec;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `From` is imported redundantly
[INFO] [stderr]    --> main.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |     use std::convert::From;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]  --> v3.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num_traits::{Num, Float};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `results`
[INFO] [stderr]    --> main.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let results: Vec<Vec<LogFloat<f64>>> = sample_idxs.par_iter().map(|i| {
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_results`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]  --> v3.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num_traits::{Num, Float};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `results`
[INFO] [stderr]    --> main.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let results: Vec<Vec<LogFloat<f64>>> = sample_idxs.par_iter().map(|i| {
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_results`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `quadrance`
[INFO] [stderr]   --> v3.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn quadrance(&self) -> T where
[INFO] [stderr] 21 | |         T: Num + Copy
[INFO] [stderr] 22 | |     {
[INFO] [stderr] 23 | |         self.x * self.x + self.y * self.y + self.z * self.z
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `norm`
[INFO] [stderr]   --> v3.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn norm(&self) -> T where
[INFO] [stderr] 27 | |         T: Real + Copy
[INFO] [stderr] 28 | |     {
[INFO] [stderr] 29 | |         self.quadrance().sqrt()
[INFO] [stderr] 30 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalise`
[INFO] [stderr]   --> v3.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn normalise(&self) -> Self where
[INFO] [stderr] 33 | |         T: Real + Copy
[INFO] [stderr] 34 | |     {
[INFO] [stderr] 35 | |         *self / self.norm()
[INFO] [stderr] 36 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `zero`
[INFO] [stderr]   --> log_float.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn zero() -> LogFloat<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `exp`
[INFO] [stderr]   --> log_float.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn exp(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_value`
[INFO] [stderr]   --> log_float.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn to_value(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `norm_corr`
[INFO] [stderr]    --> main.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | fn norm_corr(corr: &Vec<LogFloat<f64>>) -> Vec<f64>
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mean`
[INFO] [stderr]    --> main.rs:206:1
[INFO] [stderr]     |
[INFO] [stderr] 206 | / fn mean<N, T>(iter: T) -> N where
[INFO] [stderr] 207 | |     N: Num + std::convert::From<u32>,
[INFO] [stderr] 208 | |     T: Iterator<Item=N>
[INFO] [stderr] 209 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 212 | |     accum / From::from(count)
[INFO] [stderr] 213 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `correlate`
[INFO] [stderr]    --> main.rs:215:1
[INFO] [stderr]     |
[INFO] [stderr] 215 | fn correlate(max_tau: usize, tau: usize, vec: &Vec<f64>) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> main.rs:186:11
[INFO] [stderr]     |
[INFO] [stderr] 186 |           write_vec(path, tau_ts.iter().zip(&corrs));
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `quadrance`
[INFO] [stderr]   --> v3.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn quadrance(&self) -> T where
[INFO] [stderr] 21 | |         T: Num + Copy
[INFO] [stderr] 22 | |     {
[INFO] [stderr] 23 | |         self.x * self.x + self.y * self.y + self.z * self.z
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `norm`
[INFO] [stderr]   --> v3.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn norm(&self) -> T where
[INFO] [stderr] 27 | |         T: Real + Copy
[INFO] [stderr] 28 | |     {
[INFO] [stderr] 29 | |         self.quadrance().sqrt()
[INFO] [stderr] 30 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalise`
[INFO] [stderr]   --> v3.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn normalise(&self) -> Self where
[INFO] [stderr] 33 | |         T: Real + Copy
[INFO] [stderr] 34 | |     {
[INFO] [stderr] 35 | |         *self / self.norm()
[INFO] [stderr] 36 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `zero`
[INFO] [stderr]   --> log_float.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn zero() -> LogFloat<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `exp`
[INFO] [stderr]   --> log_float.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn exp(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_value`
[INFO] [stderr]   --> log_float.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn to_value(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `norm_corr`
[INFO] [stderr]    --> main.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | fn norm_corr(corr: &Vec<LogFloat<f64>>) -> Vec<f64>
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mean`
[INFO] [stderr]    --> main.rs:206:1
[INFO] [stderr]     |
[INFO] [stderr] 206 | / fn mean<N, T>(iter: T) -> N where
[INFO] [stderr] 207 | |     N: Num + std::convert::From<u32>,
[INFO] [stderr] 208 | |     T: Iterator<Item=N>
[INFO] [stderr] 209 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 212 | |     accum / From::from(count)
[INFO] [stderr] 213 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `correlate`
[INFO] [stderr]    --> main.rs:215:1
[INFO] [stderr]     |
[INFO] [stderr] 215 | fn correlate(max_tau: usize, tau: usize, vec: &Vec<f64>) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> main.rs:186:11
[INFO] [stderr]     |
[INFO] [stderr] 186 |           write_vec(path, tau_ts.iter().zip(&corrs));
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.16s
[INFO] running `"docker" "inspect" "55a0bcb2508fed793195ef9dd217d7e7ab4487ee84e22ad32625dfca44989e3b"`
[INFO] running `"docker" "rm" "-f" "55a0bcb2508fed793195ef9dd217d7e7ab4487ee84e22ad32625dfca44989e3b"`
[INFO] [stdout] 55a0bcb2508fed793195ef9dd217d7e7ab4487ee84e22ad32625dfca44989e3b