Nov 01 04:44:19.803 INFO checking gavrielrh/recursion-benchmarking against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 04:44:19.803 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 04:44:20.297 INFO blam! 8518450245d90d4bbbffa02009d8eced1344aa98c06ec2cc0b3b07ef0655dcdc
Nov 01 04:44:20.298 INFO running `"docker" "start" "-a" "8518450245d90d4bbbffa02009d8eced1344aa98c06ec2cc0b3b07ef0655dcdc"`
Nov 01 04:44:21.528 INFO kablam! usermod: no changes
Nov 01 04:44:21.610 INFO kablam!     Checking recursion v0.1.0 (/source)
Nov 01 04:44:22.460 INFO kablam! warning: unused import: `rand::Rng`
Nov 01 04:44:22.461 INFO kablam!   --> src/main.rs:13:5
Nov 01 04:44:22.462 INFO kablam!    |
Nov 01 04:44:22.463 INFO kablam! 13 | use rand::Rng;
Nov 01 04:44:22.464 INFO kablam!    |     ^^^^^^^^^
Nov 01 04:44:22.464 INFO kablam!    |
Nov 01 04:44:22.465 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 04:44:22.466 INFO kablam! 
Nov 01 04:44:22.511 INFO kablam! warning: unused import: `rand::Rng`
Nov 01 04:44:22.511 INFO kablam!   --> src/main.rs:13:5
Nov 01 04:44:22.511 INFO kablam!    |
Nov 01 04:44:22.511 INFO kablam! 13 | use rand::Rng;
Nov 01 04:44:22.511 INFO kablam!    |     ^^^^^^^^^
Nov 01 04:44:22.511 INFO kablam!    |
Nov 01 04:44:22.511 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 04:44:22.511 INFO kablam! 
Nov 01 04:44:22.570 INFO kablam! warning: unused variable: `i`
Nov 01 04:44:22.570 INFO kablam!   --> src/main.rs:63:9
Nov 01 04:44:22.570 INFO kablam!    |
Nov 01 04:44:22.570 INFO kablam! 63 |     for i in 3..(n+1) {
Nov 01 04:44:22.570 INFO kablam!    |         ^ help: consider using `_i` instead
Nov 01 04:44:22.570 INFO kablam!    |
Nov 01 04:44:22.571 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 04:44:22.571 INFO kablam! 
Nov 01 04:44:22.571 INFO kablam! warning: unused variable: `v`
Nov 01 04:44:22.571 INFO kablam!    --> src/main.rs:142:13
Nov 01 04:44:22.571 INFO kablam!     |
Nov 01 04:44:22.571 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Nov 01 04:44:22.571 INFO kablam!     |             ^ help: consider using `_v` instead
Nov 01 04:44:22.571 INFO kablam! 
Nov 01 04:44:22.571 INFO kablam! warning: unused variable: `i`
Nov 01 04:44:22.571 INFO kablam!    --> src/main.rs:164:9
Nov 01 04:44:22.571 INFO kablam!     |
Nov 01 04:44:22.571 INFO kablam! 164 |     for i in 0..len {
Nov 01 04:44:22.571 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 01 04:44:22.571 INFO kablam! 
Nov 01 04:44:22.572 INFO kablam! warning: value assigned to `data` is never read
Nov 01 04:44:22.572 INFO kablam!    --> src/main.rs:199:13
Nov 01 04:44:22.572 INFO kablam!     |
Nov 01 04:44:22.572 INFO kablam! 199 |     let mut data: Vec<i32> = Vec::new();
Nov 01 04:44:22.573 INFO kablam!     |             ^^^^
Nov 01 04:44:22.573 INFO kablam!     |
Nov 01 04:44:22.573 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 01 04:44:22.573 INFO kablam! 
Nov 01 04:44:22.574 INFO kablam! warning: unused variable: `n`
Nov 01 04:44:22.574 INFO kablam!    --> src/main.rs:230:17
Nov 01 04:44:22.574 INFO kablam!     |
Nov 01 04:44:22.574 INFO kablam! 230 |             let n = a.len() as i32;
Nov 01 04:44:22.575 INFO kablam!     |                 ^ help: consider using `_n` instead
Nov 01 04:44:22.575 INFO kablam! 
Nov 01 04:44:22.575 INFO kablam! warning: unused variable: `n`
Nov 01 04:44:22.575 INFO kablam!    --> src/main.rs:241:17
Nov 01 04:44:22.576 INFO kablam!     |
Nov 01 04:44:22.576 INFO kablam! 241 |             let n = a.len() as i32;
Nov 01 04:44:22.577 INFO kablam!     |                 ^ help: consider using `_n` instead
Nov 01 04:44:22.577 INFO kablam! 
Nov 01 04:44:22.591 INFO kablam! warning: variable does not need to be mutable
Nov 01 04:44:22.591 INFO kablam!    --> src/main.rs:142:9
Nov 01 04:44:22.592 INFO kablam!     |
Nov 01 04:44:22.592 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Nov 01 04:44:22.593 INFO kablam!     |         ----^
Nov 01 04:44:22.593 INFO kablam!     |         |
Nov 01 04:44:22.594 INFO kablam!     |         help: remove this `mut`
Nov 01 04:44:22.594 INFO kablam!     |
Nov 01 04:44:22.595 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 04:44:22.595 INFO kablam! 
Nov 01 04:44:22.613 INFO kablam! warning: function is never used: `get_sort_time`
Nov 01 04:44:22.614 INFO kablam!   --> src/main.rs:17:1
Nov 01 04:44:22.614 INFO kablam!    |
Nov 01 04:44:22.615 INFO kablam! 17 | fn get_sort_time(mut v: Vec<i32>, f: fn(&mut Vec<i32>)) -> u64 {
Nov 01 04:44:22.615 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.616 INFO kablam!    |
Nov 01 04:44:22.617 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 04:44:22.617 INFO kablam! 
Nov 01 04:44:22.617 INFO kablam! warning: function is never used: `get_fibo_time`
Nov 01 04:44:22.617 INFO kablam!   --> src/main.rs:24:1
Nov 01 04:44:22.617 INFO kablam!    |
Nov 01 04:44:22.617 INFO kablam! 24 | fn get_fibo_time(n: u64, f: fn(u64) -> u64) -> u64 {
Nov 01 04:44:22.617 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.617 INFO kablam! 
Nov 01 04:44:22.617 INFO kablam! warning: function is never used: `make_test_vec_files`
Nov 01 04:44:22.617 INFO kablam!    --> src/main.rs:139:1
Nov 01 04:44:22.617 INFO kablam!     |
Nov 01 04:44:22.617 INFO kablam! 139 | fn make_test_vec_files(start: i32, end: i32) {
Nov 01 04:44:22.617 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.617 INFO kablam! 
Nov 01 04:44:22.620 INFO kablam! warning: function is never used: `pick`
Nov 01 04:44:22.620 INFO kablam!    --> src/main.rs:155:1
Nov 01 04:44:22.620 INFO kablam!     |
Nov 01 04:44:22.620 INFO kablam! 155 | fn pick(a: i32, b: i32) -> i32 {
Nov 01 04:44:22.620 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.620 INFO kablam! 
Nov 01 04:44:22.620 INFO kablam! warning: function is never used: `get_rand_vector`
Nov 01 04:44:22.620 INFO kablam!    --> src/main.rs:162:1
Nov 01 04:44:22.620 INFO kablam!     |
Nov 01 04:44:22.620 INFO kablam! 162 | fn get_rand_vector(len: usize) -> Vec<i32> {
Nov 01 04:44:22.620 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.620 INFO kablam! 
Nov 01 04:44:22.620 INFO kablam! warning: function is never used: `save_vec_to_file`
Nov 01 04:44:22.620 INFO kablam!    --> src/main.rs:171:1
Nov 01 04:44:22.620 INFO kablam!     |
Nov 01 04:44:22.620 INFO kablam! 171 | fn save_vec_to_file(v: Vec<i32>) {
Nov 01 04:44:22.620 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.620 INFO kablam! 
Nov 01 04:44:22.668 INFO kablam! warning: unused variable: `i`
Nov 01 04:44:22.668 INFO kablam!   --> src/main.rs:63:9
Nov 01 04:44:22.668 INFO kablam!    |
Nov 01 04:44:22.668 INFO kablam! 63 |     for i in 3..(n+1) {
Nov 01 04:44:22.668 INFO kablam!    |         ^ help: consider using `_i` instead
Nov 01 04:44:22.668 INFO kablam!    |
Nov 01 04:44:22.668 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 04:44:22.668 INFO kablam! 
Nov 01 04:44:22.668 INFO kablam! warning: unused variable: `v`
Nov 01 04:44:22.668 INFO kablam!    --> src/main.rs:142:13
Nov 01 04:44:22.668 INFO kablam!     |
Nov 01 04:44:22.668 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Nov 01 04:44:22.668 INFO kablam!     |             ^ help: consider using `_v` instead
Nov 01 04:44:22.668 INFO kablam! 
Nov 01 04:44:22.668 INFO kablam! warning: unused variable: `i`
Nov 01 04:44:22.669 INFO kablam!    --> src/main.rs:164:9
Nov 01 04:44:22.669 INFO kablam!     |
Nov 01 04:44:22.669 INFO kablam! 164 |     for i in 0..len {
Nov 01 04:44:22.669 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 01 04:44:22.669 INFO kablam! 
Nov 01 04:44:22.669 INFO kablam! warning: value assigned to `data` is never read
Nov 01 04:44:22.669 INFO kablam!    --> src/main.rs:199:13
Nov 01 04:44:22.669 INFO kablam!     |
Nov 01 04:44:22.669 INFO kablam! 199 |     let mut data: Vec<i32> = Vec::new();
Nov 01 04:44:22.669 INFO kablam!     |             ^^^^
Nov 01 04:44:22.669 INFO kablam!     |
Nov 01 04:44:22.669 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 01 04:44:22.669 INFO kablam! 
Nov 01 04:44:22.684 INFO kablam! warning: variable does not need to be mutable
Nov 01 04:44:22.684 INFO kablam!    --> src/main.rs:142:9
Nov 01 04:44:22.684 INFO kablam!     |
Nov 01 04:44:22.684 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Nov 01 04:44:22.684 INFO kablam!     |         ----^
Nov 01 04:44:22.684 INFO kablam!     |         |
Nov 01 04:44:22.684 INFO kablam!     |         help: remove this `mut`
Nov 01 04:44:22.684 INFO kablam!     |
Nov 01 04:44:22.684 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 04:44:22.684 INFO kablam! 
Nov 01 04:44:22.700 INFO kablam! warning: function is never used: `get_sort_time`
Nov 01 04:44:22.700 INFO kablam!   --> src/main.rs:17:1
Nov 01 04:44:22.700 INFO kablam!    |
Nov 01 04:44:22.700 INFO kablam! 17 | fn get_sort_time(mut v: Vec<i32>, f: fn(&mut Vec<i32>)) -> u64 {
Nov 01 04:44:22.700 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.700 INFO kablam!    |
Nov 01 04:44:22.700 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 04:44:22.700 INFO kablam! 
Nov 01 04:44:22.700 INFO kablam! warning: function is never used: `get_fibo_time`
Nov 01 04:44:22.700 INFO kablam!   --> src/main.rs:24:1
Nov 01 04:44:22.700 INFO kablam!    |
Nov 01 04:44:22.700 INFO kablam! 24 | fn get_fibo_time(n: u64, f: fn(u64) -> u64) -> u64 {
Nov 01 04:44:22.700 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.700 INFO kablam! 
Nov 01 04:44:22.700 INFO kablam! warning: function is never used: `make_test_vec_files`
Nov 01 04:44:22.700 INFO kablam!    --> src/main.rs:139:1
Nov 01 04:44:22.700 INFO kablam!     |
Nov 01 04:44:22.700 INFO kablam! 139 | fn make_test_vec_files(start: i32, end: i32) {
Nov 01 04:44:22.700 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.700 INFO kablam! 
Nov 01 04:44:22.700 INFO kablam! warning: function is never used: `pick`
Nov 01 04:44:22.700 INFO kablam!    --> src/main.rs:155:1
Nov 01 04:44:22.700 INFO kablam!     |
Nov 01 04:44:22.700 INFO kablam! 155 | fn pick(a: i32, b: i32) -> i32 {
Nov 01 04:44:22.701 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.701 INFO kablam! 
Nov 01 04:44:22.701 INFO kablam! warning: function is never used: `get_rand_vector`
Nov 01 04:44:22.701 INFO kablam!    --> src/main.rs:162:1
Nov 01 04:44:22.701 INFO kablam!     |
Nov 01 04:44:22.701 INFO kablam! 162 | fn get_rand_vector(len: usize) -> Vec<i32> {
Nov 01 04:44:22.701 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.701 INFO kablam! 
Nov 01 04:44:22.701 INFO kablam! warning: function is never used: `save_vec_to_file`
Nov 01 04:44:22.701 INFO kablam!    --> src/main.rs:171:1
Nov 01 04:44:22.701 INFO kablam!     |
Nov 01 04:44:22.701 INFO kablam! 171 | fn save_vec_to_file(v: Vec<i32>) {
Nov 01 04:44:22.701 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.701 INFO kablam! 
Nov 01 04:44:22.701 INFO kablam! warning: function is never used: `read_vector_from_file`
Nov 01 04:44:22.701 INFO kablam!    --> src/main.rs:196:1
Nov 01 04:44:22.701 INFO kablam!     |
Nov 01 04:44:22.701 INFO kablam! 196 | fn read_vector_from_file(p: &str) -> Vec<i32> {
Nov 01 04:44:22.701 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 04:44:22.701 INFO kablam! 
Nov 01 04:44:22.731 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Nov 01 04:44:22.744 INFO kablam! su: No module specific data is present
Nov 01 04:44:23.713 INFO running `"docker" "rm" "-f" "8518450245d90d4bbbffa02009d8eced1344aa98c06ec2cc0b3b07ef0655dcdc"`
Nov 01 04:44:24.129 INFO blam! 8518450245d90d4bbbffa02009d8eced1344aa98c06ec2cc0b3b07ef0655dcdc