Dec 19 18:26:18.465 INFO checking danielbusaba/histogram against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:26:18.465 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/danielbusaba/histogram:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:26:19.031 INFO [stdout] cb1017527651bff45cc2d93a2895d04ae296d789d08c01f34ac4013e6f3d76ee
Dec 19 18:26:19.034 INFO running `"docker" "start" "-a" "cb1017527651bff45cc2d93a2895d04ae296d789d08c01f34ac4013e6f3d76ee"`
Dec 19 18:26:20.688 INFO [stderr]     Checking histogram v0.1.0 (/opt/crater/workdir)
Dec 19 18:26:20.931 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 19 18:26:20.931 INFO [stderr]  --> src/histogram.rs:1:5
Dec 19 18:26:20.931 INFO [stderr]   |
Dec 19 18:26:20.931 INFO [stderr] 1 | use std::collections::HashMap;  //Can be used with bucket to create sublog histograms
Dec 19 18:26:20.931 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:20.931 INFO [stderr]   |
Dec 19 18:26:20.931 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 18:26:20.931 INFO [stderr] 
Dec 19 18:26:20.931 INFO [stderr] warning: unused import: `histogram::Histogram`
Dec 19 18:26:20.931 INFO [stderr]  --> src/main.rs:2:5
Dec 19 18:26:20.931 INFO [stderr]   |
Dec 19 18:26:20.931 INFO [stderr] 2 | use histogram::Histogram;   //Imports Histogram struct
Dec 19 18:26:20.931 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:20.931 INFO [stderr] 
Dec 19 18:26:20.996 INFO [stderr] warning: unused import: `histogram::Histogram`
Dec 19 18:26:20.996 INFO [stderr]  --> src/main.rs:2:5
Dec 19 18:26:20.996 INFO [stderr]   |
Dec 19 18:26:20.996 INFO [stderr] 2 | use histogram::Histogram;   //Imports Histogram struct
Dec 19 18:26:20.996 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:20.996 INFO [stderr]   |
Dec 19 18:26:20.996 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 18:26:20.996 INFO [stderr] 
Dec 19 18:26:21.108 INFO [stderr] warning: struct is never constructed: `Histogram`
Dec 19 18:26:21.109 INFO [stderr]  --> src/histogram.rs:4:1
Dec 19 18:26:21.109 INFO [stderr]   |
Dec 19 18:26:21.109 INFO [stderr] 4 | pub struct Histogram <T>    //Stores a Histogram
Dec 19 18:26:21.109 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr]   |
Dec 19 18:26:21.109 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `new_single`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:13:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 13 |     pub fn new_single(sb: u64, mrt: u64) -> Histogram <u64>  //Constructor that takes in the sublog bits and the maximum reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `add`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:18:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 18 |     pub fn add(&mut self, reuse_time: u64)
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `insert`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:31:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 31 |     pub fn insert(&mut self, reuse_time: u64, frequency: u64)   //Inserts a value into the histogram at a given reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_frequency`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:43:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 43 |     pub fn get_frequency(&self, reuse_time: u64) -> u64   //Retreives the frequency value at a given reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_values`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:52:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 52 |     pub fn get_values(&self) -> Vec <u64>  //Returns copy of internal vector
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_max_reuse_time`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:57:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 57 |     pub fn get_max_reuse_time(&self) -> u64 //Returns copy of max reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `new_tuple`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:65:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 65 |     pub fn new_tuple(sb: u64, mrt: u64) -> Histogram <(u64, u64, u64, u64)>  //Constructor that takes in the sublog bits and the maximum reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `add`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:80:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 80 |     pub fn add(&mut self, reuse_time: u64)   //Inserts a value into the histogram at a given reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_tuple`
Dec 19 18:26:21.109 INFO [stderr]   --> src/histogram.rs:96:5
Dec 19 18:26:21.109 INFO [stderr]    |
Dec 19 18:26:21.109 INFO [stderr] 96 |     pub fn get_tuple(&self, reuse_time: u64) -> (u64, u64, u64, u64)   //Retreives the value tuple at a given reuse time
Dec 19 18:26:21.109 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_frequency`
Dec 19 18:26:21.109 INFO [stderr]    --> src/histogram.rs:105:5
Dec 19 18:26:21.109 INFO [stderr]     |
Dec 19 18:26:21.109 INFO [stderr] 105 |     pub fn get_frequency(&self, reuse_time: u64) -> u64   //Retreives the frequency value at a given reuse time
Dec 19 18:26:21.109 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_values`
Dec 19 18:26:21.109 INFO [stderr]    --> src/histogram.rs:114:5
Dec 19 18:26:21.109 INFO [stderr]     |
Dec 19 18:26:21.109 INFO [stderr] 114 |     pub fn get_values(&self) -> Vec <(u64, u64, u64, u64)>  //Returns copy of internal vector
Dec 19 18:26:21.109 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.109 INFO [stderr] warning: method is never used: `get_max_reuse_time`
Dec 19 18:26:21.109 INFO [stderr]    --> src/histogram.rs:119:5
Dec 19 18:26:21.109 INFO [stderr]     |
Dec 19 18:26:21.109 INFO [stderr] 119 |     pub fn get_max_reuse_time(&self) -> u64 //Returns copy of max reuse time
Dec 19 18:26:21.109 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.109 INFO [stderr] 
Dec 19 18:26:21.195 INFO [stderr] warning: method is never used: `get_values`
Dec 19 18:26:21.195 INFO [stderr]    --> src/histogram.rs:114:5
Dec 19 18:26:21.195 INFO [stderr]     |
Dec 19 18:26:21.195 INFO [stderr] 114 |     pub fn get_values(&self) -> Vec <(u64, u64, u64, u64)>  //Returns copy of internal vector
Dec 19 18:26:21.195 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.195 INFO [stderr]     |
Dec 19 18:26:21.196 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:26:21.196 INFO [stderr] 
Dec 19 18:26:21.196 INFO [stderr] warning: method is never used: `get_max_reuse_time`
Dec 19 18:26:21.196 INFO [stderr]    --> src/histogram.rs:119:5
Dec 19 18:26:21.196 INFO [stderr]     |
Dec 19 18:26:21.196 INFO [stderr] 119 |     pub fn get_max_reuse_time(&self) -> u64 //Returns copy of max reuse time
Dec 19 18:26:21.196 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:26:21.196 INFO [stderr] 
Dec 19 18:26:21.234 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Dec 19 18:26:22.061 INFO running `"docker" "inspect" "cb1017527651bff45cc2d93a2895d04ae296d789d08c01f34ac4013e6f3d76ee"`
Dec 19 18:26:22.261 INFO running `"docker" "rm" "-f" "cb1017527651bff45cc2d93a2895d04ae296d789d08c01f34ac4013e6f3d76ee"`
Dec 19 18:26:22.367 INFO [stdout] cb1017527651bff45cc2d93a2895d04ae296d789d08c01f34ac4013e6f3d76ee