[INFO] updating cached repository bgamari/fcs-sim-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bgamari/fcs-sim-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bgamari/fcs-sim-rs" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bgamari/fcs-sim-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bgamari/fcs-sim-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bgamari/fcs-sim-rs" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bgamari/fcs-sim-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bgamari/fcs-sim-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17ece60d16801058ecfd87e778db3de1731cbbe9
[INFO] sha for GitHub repo bgamari/fcs-sim-rs: 17ece60d16801058ecfd87e778db3de1731cbbe9
[INFO] validating manifest of bgamari/fcs-sim-rs on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bgamari/fcs-sim-rs on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bgamari/fcs-sim-rs
[INFO] finished frobbing bgamari/fcs-sim-rs
[INFO] frobbed toml for bgamari/fcs-sim-rs written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bgamari/fcs-sim-rs/Cargo.toml
[INFO] started frobbing bgamari/fcs-sim-rs
[INFO] finished frobbing bgamari/fcs-sim-rs
[INFO] frobbed toml for bgamari/fcs-sim-rs written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bgamari/fcs-sim-rs/Cargo.toml
[INFO] crate bgamari/fcs-sim-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bgamari/fcs-sim-rs against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bgamari/fcs-sim-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c5ccea79ca08b1227b585698ab964b726d27619bbc6349ef75a54516f60bdc24
[INFO] running `"docker" "start" "-a" "c5ccea79ca08b1227b585698ab964b726d27619bbc6349ef75a54516f60bdc24"`
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking rust v0.1.0 (/opt/crater/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: 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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 50.56s
[INFO] running `"docker" "inspect" "c5ccea79ca08b1227b585698ab964b726d27619bbc6349ef75a54516f60bdc24"`
[INFO] running `"docker" "rm" "-f" "c5ccea79ca08b1227b585698ab964b726d27619bbc6349ef75a54516f60bdc24"`
[INFO] [stdout] c5ccea79ca08b1227b585698ab964b726d27619bbc6349ef75a54516f60bdc24