Nov 07 03:35:23.473 INFO checking Noah-Kennedy/rust_ack against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 03:35:23.475 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-5/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 03:35:23.830 INFO blam! 24515f7ff8fdf2dbfb8e0a03df17d195bd963c95784466a4c3e4807152376e31
Nov 07 03:35:23.843 INFO running `"docker" "start" "-a" "24515f7ff8fdf2dbfb8e0a03df17d195bd963c95784466a4c3e4807152376e31"`
Nov 07 03:35:24.964 INFO kablam! usermod: no changes
Nov 07 03:35:25.028 INFO kablam!     Checking rust_ack v0.1.0 (/source)
Nov 07 03:35:25.529 INFO kablam! warning: unused import: `std::time::Instant`
Nov 07 03:35:25.529 INFO kablam!  --> src/main.rs:1:5
Nov 07 03:35:25.529 INFO kablam!   |
Nov 07 03:35:25.529 INFO kablam! 1 | use std::time::Instant;
Nov 07 03:35:25.529 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Nov 07 03:35:25.529 INFO kablam!   |
Nov 07 03:35:25.529 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 07 03:35:25.529 INFO kablam! 
Nov 07 03:35:25.529 INFO kablam! warning: unused import: `std::collections::HashMap`
Nov 07 03:35:25.529 INFO kablam!  --> src/main.rs:2:5
Nov 07 03:35:25.529 INFO kablam!   |
Nov 07 03:35:25.529 INFO kablam! 2 | use std::collections::HashMap;
Nov 07 03:35:25.529 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 03:35:25.529 INFO kablam! 
Nov 07 03:35:25.586 INFO kablam! warning: unused variable: `i`
Nov 07 03:35:25.586 INFO kablam!  --> src/ackermann_implementations/hyper_ack.rs:9:17
Nov 07 03:35:25.586 INFO kablam!   |
Nov 07 03:35:25.586 INFO kablam! 9 |             for i in 1..b {
Nov 07 03:35:25.586 INFO kablam!   |                 ^ help: consider using `_i` instead
Nov 07 03:35:25.586 INFO kablam!   |
Nov 07 03:35:25.586 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 07 03:35:25.586 INFO kablam! 
Nov 07 03:35:25.586 INFO kablam! warning: unused variable: `sample_size`
Nov 07 03:35:25.586 INFO kablam!  --> src/main.rs:8:9
Nov 07 03:35:25.586 INFO kablam!   |
Nov 07 03:35:25.586 INFO kablam! 8 |     let sample_size = 1000;
Nov 07 03:35:25.586 INFO kablam!   |         ^^^^^^^^^^^ help: consider using `_sample_size` instead
Nov 07 03:35:25.586 INFO kablam! 
Nov 07 03:35:25.586 INFO kablam! warning: unused variable: `m`
Nov 07 03:35:25.586 INFO kablam!  --> src/main.rs:9:9
Nov 07 03:35:25.586 INFO kablam!   |
Nov 07 03:35:25.586 INFO kablam! 9 |     let m = 3;
Nov 07 03:35:25.586 INFO kablam!   |         ^ help: consider using `_m` instead
Nov 07 03:35:25.586 INFO kablam! 
Nov 07 03:35:25.586 INFO kablam! warning: unused variable: `n`
Nov 07 03:35:25.586 INFO kablam!   --> src/main.rs:10:9
Nov 07 03:35:25.588 INFO kablam!    |
Nov 07 03:35:25.588 INFO kablam! 10 |     let n = 8;
Nov 07 03:35:25.588 INFO kablam!    |         ^ help: consider using `_n` instead
Nov 07 03:35:25.588 INFO kablam! 
Nov 07 03:35:25.588 INFO kablam! warning: unused variable: `printing`
Nov 07 03:35:25.588 INFO kablam!   --> src/main.rs:11:9
Nov 07 03:35:25.588 INFO kablam!    |
Nov 07 03:35:25.588 INFO kablam! 11 |     let printing = false;
Nov 07 03:35:25.588 INFO kablam!    |         ^^^^^^^^ help: consider using `_printing` instead
Nov 07 03:35:25.588 INFO kablam! 
Nov 07 03:35:25.604 INFO kablam! warning: function is never used: `benchmark_ack`
Nov 07 03:35:25.604 INFO kablam!   --> src/benchmarking/mod.rs:3:1
Nov 07 03:35:25.604 INFO kablam!    |
Nov 07 03:35:25.604 INFO kablam! 3  | / pub fn benchmark_ack(fun: fn(u64, u64) -> u64, name: &str, sample_size: u64, m: u64, n: u64,
Nov 07 03:35:25.604 INFO kablam! 4  | |                  printing: bool) {
Nov 07 03:35:25.604 INFO kablam! 5  | |     let mut total: f64 = 0.0;
Nov 07 03:35:25.604 INFO kablam! 6  | |     for i in 0..sample_size {
Nov 07 03:35:25.604 INFO kablam! ...  |
Nov 07 03:35:25.604 INFO kablam! 29 | |     println!("{}({}, {}):\nSample Size:\t{}\nAverage Time:\t{}", name, m, n, sample_size, average);
Nov 07 03:35:25.604 INFO kablam! 30 | | }
Nov 07 03:35:25.604 INFO kablam!    | |_^
Nov 07 03:35:25.604 INFO kablam!    |
Nov 07 03:35:25.604 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 07 03:35:25.604 INFO kablam! 
Nov 07 03:35:25.604 INFO kablam! warning: function is never used: `basic_ack`
Nov 07 03:35:25.604 INFO kablam!  --> src/ackermann_implementations/basic_ack.rs:1:1
Nov 07 03:35:25.604 INFO kablam!   |
Nov 07 03:35:25.604 INFO kablam! 1 | pub fn basic_ack(m: u64, n: u64) -> u64 {
Nov 07 03:35:25.604 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 03:35:25.604 INFO kablam! 
Nov 07 03:35:25.768 INFO kablam! warning: unused import: `std::time::Instant`
Nov 07 03:35:25.768 INFO kablam!  --> src/main.rs:1:5
Nov 07 03:35:25.768 INFO kablam!   |
Nov 07 03:35:25.768 INFO kablam! 1 | use std::time::Instant;
Nov 07 03:35:25.768 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Nov 07 03:35:25.768 INFO kablam!   |
Nov 07 03:35:25.768 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 07 03:35:25.768 INFO kablam! 
Nov 07 03:35:25.776 INFO kablam! warning: unused import: `std::collections::HashMap`
Nov 07 03:35:25.776 INFO kablam!  --> src/main.rs:2:5
Nov 07 03:35:25.776 INFO kablam!   |
Nov 07 03:35:25.776 INFO kablam! 2 | use std::collections::HashMap;
Nov 07 03:35:25.776 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 03:35:25.776 INFO kablam! 
Nov 07 03:35:25.944 INFO kablam! warning: unused variable: `i`
Nov 07 03:35:25.944 INFO kablam!  --> src/ackermann_implementations/hyper_ack.rs:9:17
Nov 07 03:35:25.944 INFO kablam!   |
Nov 07 03:35:25.944 INFO kablam! 9 |             for i in 1..b {
Nov 07 03:35:25.944 INFO kablam!   |                 ^ help: consider using `_i` instead
Nov 07 03:35:25.944 INFO kablam!   |
Nov 07 03:35:25.944 INFO kablam!   = note: #[warn(unused_variables)] on by default
Nov 07 03:35:25.944 INFO kablam! 
Nov 07 03:35:25.944 INFO kablam! warning: unused variable: `sample_size`
Nov 07 03:35:25.944 INFO kablam!  --> src/main.rs:8:9
Nov 07 03:35:25.944 INFO kablam!   |
Nov 07 03:35:25.944 INFO kablam! 8 |     let sample_size = 1000;
Nov 07 03:35:25.944 INFO kablam!   |         ^^^^^^^^^^^ help: consider using `_sample_size` instead
Nov 07 03:35:25.944 INFO kablam! 
Nov 07 03:35:25.944 INFO kablam! warning: unused variable: `m`
Nov 07 03:35:25.944 INFO kablam!  --> src/main.rs:9:9
Nov 07 03:35:25.944 INFO kablam!   |
Nov 07 03:35:25.944 INFO kablam! 9 |     let m = 3;
Nov 07 03:35:25.944 INFO kablam!   |         ^ help: consider using `_m` instead
Nov 07 03:35:25.944 INFO kablam! 
Nov 07 03:35:25.944 INFO kablam! warning: unused variable: `n`
Nov 07 03:35:25.944 INFO kablam!   --> src/main.rs:10:9
Nov 07 03:35:25.944 INFO kablam!    |
Nov 07 03:35:25.944 INFO kablam! 10 |     let n = 8;
Nov 07 03:35:25.944 INFO kablam!    |         ^ help: consider using `_n` instead
Nov 07 03:35:25.944 INFO kablam! 
Nov 07 03:35:25.944 INFO kablam! warning: unused variable: `printing`
Nov 07 03:35:25.944 INFO kablam!   --> src/main.rs:11:9
Nov 07 03:35:25.944 INFO kablam!    |
Nov 07 03:35:25.944 INFO kablam! 11 |     let printing = false;
Nov 07 03:35:25.944 INFO kablam!    |         ^^^^^^^^ help: consider using `_printing` instead
Nov 07 03:35:25.944 INFO kablam! 
Nov 07 03:35:25.994 INFO kablam! warning: function is never used: `benchmark_ack`
Nov 07 03:35:25.994 INFO kablam!   --> src/benchmarking/mod.rs:3:1
Nov 07 03:35:25.994 INFO kablam!    |
Nov 07 03:35:25.994 INFO kablam! 3  | / pub fn benchmark_ack(fun: fn(u64, u64) -> u64, name: &str, sample_size: u64, m: u64, n: u64,
Nov 07 03:35:25.994 INFO kablam! 4  | |                  printing: bool) {
Nov 07 03:35:25.994 INFO kablam! 5  | |     let mut total: f64 = 0.0;
Nov 07 03:35:25.994 INFO kablam! 6  | |     for i in 0..sample_size {
Nov 07 03:35:25.994 INFO kablam! ...  |
Nov 07 03:35:25.994 INFO kablam! 29 | |     println!("{}({}, {}):\nSample Size:\t{}\nAverage Time:\t{}", name, m, n, sample_size, average);
Nov 07 03:35:25.994 INFO kablam! 30 | | }
Nov 07 03:35:25.994 INFO kablam!    | |_^
Nov 07 03:35:25.994 INFO kablam!    |
Nov 07 03:35:25.996 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 07 03:35:25.996 INFO kablam! 
Nov 07 03:35:25.996 INFO kablam! warning: function is never used: `basic_ack`
Nov 07 03:35:25.996 INFO kablam!  --> src/ackermann_implementations/basic_ack.rs:1:1
Nov 07 03:35:25.996 INFO kablam!   |
Nov 07 03:35:25.996 INFO kablam! 1 | pub fn basic_ack(m: u64, n: u64) -> u64 {
Nov 07 03:35:25.996 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 03:35:25.996 INFO kablam! 
Nov 07 03:35:26.033 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Nov 07 03:35:26.043 INFO kablam! su: No module specific data is present
Nov 07 03:35:26.788 INFO running `"docker" "rm" "-f" "24515f7ff8fdf2dbfb8e0a03df17d195bd963c95784466a4c3e4807152376e31"`
Nov 07 03:35:27.064 INFO blam! 24515f7ff8fdf2dbfb8e0a03df17d195bd963c95784466a4c3e4807152376e31