Oct 21 20:50:32.856 INFO checking Noah-Kennedy/rust_ack against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 20:50:32.858 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-4/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 20:50:33.279 INFO blam! 9db07229dc1feb8db7b62e07b893e48062d148458f10ef2749ba0026d4a234b2
Oct 21 20:50:33.284 INFO running `"docker" "start" "-a" "9db07229dc1feb8db7b62e07b893e48062d148458f10ef2749ba0026d4a234b2"`
Oct 21 20:50:34.377 INFO kablam! usermod: no changes
Oct 21 20:50:34.428 INFO kablam!     Checking rust_ack v0.1.0 (/source)
Oct 21 20:50:34.976 INFO kablam! warning: unused import: `std::time::Instant`
Oct 21 20:50:34.976 INFO kablam!  --> src/main.rs:1:5
Oct 21 20:50:34.976 INFO kablam!   |
Oct 21 20:50:34.976 INFO kablam! 1 | use std::time::Instant;
Oct 21 20:50:34.976 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 21 20:50:34.976 INFO kablam!   |
Oct 21 20:50:34.976 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 20:50:34.976 INFO kablam! 
Oct 21 20:50:34.976 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 21 20:50:34.976 INFO kablam!  --> src/main.rs:2:5
Oct 21 20:50:34.976 INFO kablam!   |
Oct 21 20:50:34.976 INFO kablam! 2 | use std::collections::HashMap;
Oct 21 20:50:34.976 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 20:50:34.976 INFO kablam! 
Oct 21 20:50:34.976 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 21 20:50:34.976 INFO kablam!  --> src/memo_ack.rs:1:5
Oct 21 20:50:34.976 INFO kablam!   |
Oct 21 20:50:34.976 INFO kablam! 1 | use std::collections::HashMap;
Oct 21 20:50:34.976 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 20:50:34.976 INFO kablam! 
Oct 21 20:50:35.032 INFO kablam! warning: unused import: `std::time::Instant`
Oct 21 20:50:35.032 INFO kablam!  --> src/main.rs:1:5
Oct 21 20:50:35.032 INFO kablam!   |
Oct 21 20:50:35.032 INFO kablam! 1 | use std::time::Instant;
Oct 21 20:50:35.032 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 21 20:50:35.032 INFO kablam!   |
Oct 21 20:50:35.032 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 20:50:35.032 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 21 20:50:35.033 INFO kablam!  --> src/main.rs:2:5
Oct 21 20:50:35.033 INFO kablam!   |
Oct 21 20:50:35.033 INFO kablam! 2 | use std::collections::HashMap;
Oct 21 20:50:35.033 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 21 20:50:35.033 INFO kablam!  --> src/memo_ack.rs:1:5
Oct 21 20:50:35.033 INFO kablam!   |
Oct 21 20:50:35.033 INFO kablam! 1 | use std::collections::HashMap;
Oct 21 20:50:35.033 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused variable: `i`
Oct 21 20:50:35.033 INFO kablam!   --> src/hyper_ack.rs:11:13
Oct 21 20:50:35.033 INFO kablam!    |
Oct 21 20:50:35.033 INFO kablam! 11 |         for i in 1..b {
Oct 21 20:50:35.033 INFO kablam!    |             ^ help: consider using `_i` instead
Oct 21 20:50:35.033 INFO kablam!    |
Oct 21 20:50:35.033 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused variable: `sample_size`
Oct 21 20:50:35.033 INFO kablam!   --> src/main.rs:10:9
Oct 21 20:50:35.033 INFO kablam!    |
Oct 21 20:50:35.033 INFO kablam! 10 |     let sample_size = 1000;
Oct 21 20:50:35.033 INFO kablam!    |         ^^^^^^^^^^^ help: consider using `_sample_size` instead
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused variable: `m`
Oct 21 20:50:35.033 INFO kablam!   --> src/main.rs:11:9
Oct 21 20:50:35.033 INFO kablam!    |
Oct 21 20:50:35.033 INFO kablam! 11 |     let m = 3;
Oct 21 20:50:35.033 INFO kablam!    |         ^ help: consider using `_m` instead
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused variable: `n`
Oct 21 20:50:35.033 INFO kablam!   --> src/main.rs:12:9
Oct 21 20:50:35.033 INFO kablam!    |
Oct 21 20:50:35.033 INFO kablam! 12 |     let n = 8;
Oct 21 20:50:35.033 INFO kablam!    |         ^ help: consider using `_n` instead
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.033 INFO kablam! warning: unused variable: `printing`
Oct 21 20:50:35.033 INFO kablam!   --> src/main.rs:13:9
Oct 21 20:50:35.033 INFO kablam!    |
Oct 21 20:50:35.033 INFO kablam! 13 |     let printing = false;
Oct 21 20:50:35.033 INFO kablam!    |         ^^^^^^^^ help: consider using `_printing` instead
Oct 21 20:50:35.033 INFO kablam! 
Oct 21 20:50:35.042 INFO kablam! warning: function is never used: `benchmark_ack`
Oct 21 20:50:35.042 INFO kablam!   --> src/benchmarking.rs:3:1
Oct 21 20:50:35.042 INFO kablam!    |
Oct 21 20:50:35.042 INFO kablam! 3  | / pub fn benchmark_ack(fun: fn(u64, u64) -> u64, name: &str, sample_size: u64, m: u64, n: u64,
Oct 21 20:50:35.042 INFO kablam! 4  | |                  printing: bool) {
Oct 21 20:50:35.042 INFO kablam! 5  | |     let mut total: f64 = 0.0;
Oct 21 20:50:35.042 INFO kablam! 6  | |     for i in 0..sample_size {
Oct 21 20:50:35.042 INFO kablam! ...  |
Oct 21 20:50:35.042 INFO kablam! 29 | |     println!("{}({}, {}):\nSample Size:\t{}\nAverage Time:\t{}", name, m, n, sample_size, average);
Oct 21 20:50:35.042 INFO kablam! 30 | | }
Oct 21 20:50:35.042 INFO kablam!    | |_^
Oct 21 20:50:35.042 INFO kablam!    |
Oct 21 20:50:35.042 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 20:50:35.042 INFO kablam! 
Oct 21 20:50:35.042 INFO kablam! warning: function is never used: `basic_ack`
Oct 21 20:50:35.042 INFO kablam!  --> src/basic_ack.rs:1:1
Oct 21 20:50:35.042 INFO kablam!   |
Oct 21 20:50:35.042 INFO kablam! 1 | fn basic_ack(m: u64, n: u64) -> u64 {
Oct 21 20:50:35.042 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 20:50:35.042 INFO kablam! 
Oct 21 20:50:35.068 INFO kablam! warning: unused variable: `i`
Oct 21 20:50:35.068 INFO kablam!   --> src/hyper_ack.rs:11:13
Oct 21 20:50:35.068 INFO kablam!    |
Oct 21 20:50:35.068 INFO kablam! 11 |         for i in 1..b {
Oct 21 20:50:35.068 INFO kablam!    |             ^ help: consider using `_i` instead
Oct 21 20:50:35.068 INFO kablam!    |
Oct 21 20:50:35.068 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 20:50:35.068 INFO kablam! 
Oct 21 20:50:35.068 INFO kablam! warning: unused variable: `sample_size`
Oct 21 20:50:35.068 INFO kablam!   --> src/main.rs:10:9
Oct 21 20:50:35.068 INFO kablam!    |
Oct 21 20:50:35.068 INFO kablam! 10 |     let sample_size = 1000;
Oct 21 20:50:35.068 INFO kablam!    |         ^^^^^^^^^^^ help: consider using `_sample_size` instead
Oct 21 20:50:35.068 INFO kablam! 
Oct 21 20:50:35.068 INFO kablam! warning: unused variable: `m`
Oct 21 20:50:35.068 INFO kablam!   --> src/main.rs:11:9
Oct 21 20:50:35.068 INFO kablam!    |
Oct 21 20:50:35.068 INFO kablam! 11 |     let m = 3;
Oct 21 20:50:35.068 INFO kablam!    |         ^ help: consider using `_m` instead
Oct 21 20:50:35.068 INFO kablam! 
Oct 21 20:50:35.069 INFO kablam! warning: unused variable: `n`
Oct 21 20:50:35.069 INFO kablam!   --> src/main.rs:12:9
Oct 21 20:50:35.069 INFO kablam!    |
Oct 21 20:50:35.069 INFO kablam! 12 |     let n = 8;
Oct 21 20:50:35.069 INFO kablam!    |         ^ help: consider using `_n` instead
Oct 21 20:50:35.069 INFO kablam! 
Oct 21 20:50:35.069 INFO kablam! warning: unused variable: `printing`
Oct 21 20:50:35.069 INFO kablam!   --> src/main.rs:13:9
Oct 21 20:50:35.069 INFO kablam!    |
Oct 21 20:50:35.069 INFO kablam! 13 |     let printing = false;
Oct 21 20:50:35.069 INFO kablam!    |         ^^^^^^^^ help: consider using `_printing` instead
Oct 21 20:50:35.069 INFO kablam! 
Oct 21 20:50:35.084 INFO kablam! warning: function is never used: `benchmark_ack`
Oct 21 20:50:35.084 INFO kablam!   --> src/benchmarking.rs:3:1
Oct 21 20:50:35.084 INFO kablam!    |
Oct 21 20:50:35.084 INFO kablam! 3  | / pub fn benchmark_ack(fun: fn(u64, u64) -> u64, name: &str, sample_size: u64, m: u64, n: u64,
Oct 21 20:50:35.084 INFO kablam! 4  | |                  printing: bool) {
Oct 21 20:50:35.084 INFO kablam! 5  | |     let mut total: f64 = 0.0;
Oct 21 20:50:35.084 INFO kablam! 6  | |     for i in 0..sample_size {
Oct 21 20:50:35.084 INFO kablam! ...  |
Oct 21 20:50:35.084 INFO kablam! 29 | |     println!("{}({}, {}):\nSample Size:\t{}\nAverage Time:\t{}", name, m, n, sample_size, average);
Oct 21 20:50:35.084 INFO kablam! 30 | | }
Oct 21 20:50:35.084 INFO kablam!    | |_^
Oct 21 20:50:35.084 INFO kablam!    |
Oct 21 20:50:35.084 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 20:50:35.084 INFO kablam! 
Oct 21 20:50:35.084 INFO kablam! warning: function is never used: `basic_ack`
Oct 21 20:50:35.084 INFO kablam!  --> src/basic_ack.rs:1:1
Oct 21 20:50:35.084 INFO kablam!   |
Oct 21 20:50:35.084 INFO kablam! 1 | fn basic_ack(m: u64, n: u64) -> u64 {
Oct 21 20:50:35.084 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 20:50:35.084 INFO kablam! 
Oct 21 20:50:35.110 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Oct 21 20:50:35.115 INFO kablam! su: No module specific data is present
Oct 21 20:50:35.816 INFO running `"docker" "rm" "-f" "9db07229dc1feb8db7b62e07b893e48062d148458f10ef2749ba0026d4a234b2"`
Oct 21 20:50:36.057 INFO blam! 9db07229dc1feb8db7b62e07b893e48062d148458f10ef2749ba0026d4a234b2