Oct 27 04:26:41.265 INFO checking gavrielrh/recursion-benchmarking against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 04:26:41.266 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 27 04:26:41.991 INFO blam! b2576fdc523a9e1508012a1ad600a968bcde8ecf9a78961882ca76fd5c751a95
Oct 27 04:26:41.994 INFO running `"docker" "start" "-a" "b2576fdc523a9e1508012a1ad600a968bcde8ecf9a78961882ca76fd5c751a95"`
Oct 27 04:26:44.119 INFO kablam! usermod: no changes
Oct 27 04:26:44.211 INFO kablam!     Checking recursion v0.1.0 (/source)
Oct 27 04:26:45.026 INFO kablam! warning: unused import: `rand::Rng`
Oct 27 04:26:45.027 INFO kablam!   --> src/main.rs:13:5
Oct 27 04:26:45.028 INFO kablam!    |
Oct 27 04:26:45.028 INFO kablam! 13 | use rand::Rng;
Oct 27 04:26:45.029 INFO kablam!    |     ^^^^^^^^^
Oct 27 04:26:45.029 INFO kablam!    |
Oct 27 04:26:45.030 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 04:26:45.031 INFO kablam! 
Oct 27 04:26:45.075 INFO kablam! warning: unused import: `rand::Rng`
Oct 27 04:26:45.076 INFO kablam!   --> src/main.rs:13:5
Oct 27 04:26:45.076 INFO kablam!    |
Oct 27 04:26:45.077 INFO kablam! 13 | use rand::Rng;
Oct 27 04:26:45.078 INFO kablam!    |     ^^^^^^^^^
Oct 27 04:26:45.078 INFO kablam!    |
Oct 27 04:26:45.079 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 04:26:45.079 INFO kablam! 
Oct 27 04:26:45.143 INFO kablam! warning: unused variable: `i`
Oct 27 04:26:45.144 INFO kablam!   --> src/main.rs:63:9
Oct 27 04:26:45.145 INFO kablam!    |
Oct 27 04:26:45.146 INFO kablam! 63 |     for i in 3..(n+1) {
Oct 27 04:26:45.146 INFO kablam!    |         ^ help: consider using `_i` instead
Oct 27 04:26:45.147 INFO kablam!    |
Oct 27 04:26:45.148 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 04:26:45.148 INFO kablam! 
Oct 27 04:26:45.149 INFO kablam! warning: unused variable: `v`
Oct 27 04:26:45.150 INFO kablam!    --> src/main.rs:142:13
Oct 27 04:26:45.150 INFO kablam!     |
Oct 27 04:26:45.151 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Oct 27 04:26:45.151 INFO kablam!     |             ^ help: consider using `_v` instead
Oct 27 04:26:45.152 INFO kablam! 
Oct 27 04:26:45.153 INFO kablam! warning: unused variable: `i`
Oct 27 04:26:45.153 INFO kablam!    --> src/main.rs:164:9
Oct 27 04:26:45.154 INFO kablam!     |
Oct 27 04:26:45.155 INFO kablam! 164 |     for i in 0..len {
Oct 27 04:26:45.155 INFO kablam!     |         ^ help: consider using `_i` instead
Oct 27 04:26:45.156 INFO kablam! 
Oct 27 04:26:45.157 INFO kablam! warning: value assigned to `data` is never read
Oct 27 04:26:45.157 INFO kablam!    --> src/main.rs:199:13
Oct 27 04:26:45.158 INFO kablam!     |
Oct 27 04:26:45.158 INFO kablam! 199 |     let mut data: Vec<i32> = Vec::new();
Oct 27 04:26:45.159 INFO kablam!     |             ^^^^
Oct 27 04:26:45.160 INFO kablam!     |
Oct 27 04:26:45.160 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Oct 27 04:26:45.161 INFO kablam! 
Oct 27 04:26:45.174 INFO kablam! warning: variable does not need to be mutable
Oct 27 04:26:45.175 INFO kablam!    --> src/main.rs:142:9
Oct 27 04:26:45.175 INFO kablam!     |
Oct 27 04:26:45.176 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Oct 27 04:26:45.177 INFO kablam!     |         ----^
Oct 27 04:26:45.177 INFO kablam!     |         |
Oct 27 04:26:45.178 INFO kablam!     |         help: remove this `mut`
Oct 27 04:26:45.179 INFO kablam!     |
Oct 27 04:26:45.179 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 27 04:26:45.180 INFO kablam! 
Oct 27 04:26:45.191 INFO kablam! warning: function is never used: `get_sort_time`
Oct 27 04:26:45.192 INFO kablam!   --> src/main.rs:17:1
Oct 27 04:26:45.193 INFO kablam!    |
Oct 27 04:26:45.193 INFO kablam! 17 | fn get_sort_time(mut v: Vec<i32>, f: fn(&mut Vec<i32>)) -> u64 {
Oct 27 04:26:45.194 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.195 INFO kablam!    |
Oct 27 04:26:45.195 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 04:26:45.196 INFO kablam! 
Oct 27 04:26:45.197 INFO kablam! warning: function is never used: `get_fibo_time`
Oct 27 04:26:45.197 INFO kablam!   --> src/main.rs:24:1
Oct 27 04:26:45.198 INFO kablam!    |
Oct 27 04:26:45.198 INFO kablam! 24 | fn get_fibo_time(n: u64, f: fn(u64) -> u64) -> u64 {
Oct 27 04:26:45.199 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.200 INFO kablam! 
Oct 27 04:26:45.200 INFO kablam! warning: function is never used: `make_test_vec_files`
Oct 27 04:26:45.201 INFO kablam!    --> src/main.rs:139:1
Oct 27 04:26:45.202 INFO kablam!     |
Oct 27 04:26:45.202 INFO kablam! 139 | fn make_test_vec_files(start: i32, end: i32) {
Oct 27 04:26:45.203 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.203 INFO kablam! 
Oct 27 04:26:45.204 INFO kablam! warning: function is never used: `pick`
Oct 27 04:26:45.205 INFO kablam!    --> src/main.rs:155:1
Oct 27 04:26:45.205 INFO kablam!     |
Oct 27 04:26:45.206 INFO kablam! 155 | fn pick(a: i32, b: i32) -> i32 {
Oct 27 04:26:45.207 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.207 INFO kablam! 
Oct 27 04:26:45.208 INFO kablam! warning: function is never used: `get_rand_vector`
Oct 27 04:26:45.208 INFO kablam!    --> src/main.rs:162:1
Oct 27 04:26:45.209 INFO kablam!     |
Oct 27 04:26:45.210 INFO kablam! 162 | fn get_rand_vector(len: usize) -> Vec<i32> {
Oct 27 04:26:45.210 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.211 INFO kablam! 
Oct 27 04:26:45.211 INFO kablam! warning: function is never used: `save_vec_to_file`
Oct 27 04:26:45.212 INFO kablam!    --> src/main.rs:171:1
Oct 27 04:26:45.213 INFO kablam!     |
Oct 27 04:26:45.213 INFO kablam! 171 | fn save_vec_to_file(v: Vec<i32>) {
Oct 27 04:26:45.214 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.214 INFO kablam! 
Oct 27 04:26:45.217 INFO kablam! warning: function is never used: `read_vector_from_file`
Oct 27 04:26:45.217 INFO kablam!    --> src/main.rs:196:1
Oct 27 04:26:45.217 INFO kablam!     |
Oct 27 04:26:45.217 INFO kablam! 196 | fn read_vector_from_file(p: &str) -> Vec<i32> {
Oct 27 04:26:45.217 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.217 INFO kablam! 
Oct 27 04:26:45.283 INFO kablam! warning: unused variable: `i`
Oct 27 04:26:45.284 INFO kablam!   --> src/main.rs:63:9
Oct 27 04:26:45.285 INFO kablam!    |
Oct 27 04:26:45.285 INFO kablam! 63 |     for i in 3..(n+1) {
Oct 27 04:26:45.286 INFO kablam!    |         ^ help: consider using `_i` instead
Oct 27 04:26:45.287 INFO kablam!    |
Oct 27 04:26:45.287 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 04:26:45.288 INFO kablam! 
Oct 27 04:26:45.289 INFO kablam! warning: unused variable: `v`
Oct 27 04:26:45.289 INFO kablam!    --> src/main.rs:142:13
Oct 27 04:26:45.290 INFO kablam!     |
Oct 27 04:26:45.290 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Oct 27 04:26:45.291 INFO kablam!     |             ^ help: consider using `_v` instead
Oct 27 04:26:45.291 INFO kablam! 
Oct 27 04:26:45.292 INFO kablam! warning: unused variable: `i`
Oct 27 04:26:45.293 INFO kablam!    --> src/main.rs:164:9
Oct 27 04:26:45.294 INFO kablam!     |
Oct 27 04:26:45.294 INFO kablam! 164 |     for i in 0..len {
Oct 27 04:26:45.295 INFO kablam!     |         ^ help: consider using `_i` instead
Oct 27 04:26:45.295 INFO kablam! 
Oct 27 04:26:45.296 INFO kablam! warning: value assigned to `data` is never read
Oct 27 04:26:45.297 INFO kablam!    --> src/main.rs:199:13
Oct 27 04:26:45.297 INFO kablam!     |
Oct 27 04:26:45.298 INFO kablam! 199 |     let mut data: Vec<i32> = Vec::new();
Oct 27 04:26:45.299 INFO kablam!     |             ^^^^
Oct 27 04:26:45.299 INFO kablam!     |
Oct 27 04:26:45.300 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Oct 27 04:26:45.300 INFO kablam! 
Oct 27 04:26:45.301 INFO kablam! warning: unused variable: `n`
Oct 27 04:26:45.302 INFO kablam!    --> src/main.rs:230:17
Oct 27 04:26:45.302 INFO kablam!     |
Oct 27 04:26:45.303 INFO kablam! 230 |             let n = a.len() as i32;
Oct 27 04:26:45.304 INFO kablam!     |                 ^ help: consider using `_n` instead
Oct 27 04:26:45.304 INFO kablam! 
Oct 27 04:26:45.305 INFO kablam! warning: unused variable: `n`
Oct 27 04:26:45.306 INFO kablam!    --> src/main.rs:241:17
Oct 27 04:26:45.306 INFO kablam!     |
Oct 27 04:26:45.307 INFO kablam! 241 |             let n = a.len() as i32;
Oct 27 04:26:45.307 INFO kablam!     |                 ^ help: consider using `_n` instead
Oct 27 04:26:45.307 INFO kablam! 
Oct 27 04:26:45.331 INFO kablam! warning: variable does not need to be mutable
Oct 27 04:26:45.331 INFO kablam!    --> src/main.rs:142:9
Oct 27 04:26:45.331 INFO kablam!     |
Oct 27 04:26:45.331 INFO kablam! 142 |     let mut v: Vec<i32> = Vec::new();
Oct 27 04:26:45.331 INFO kablam!     |         ----^
Oct 27 04:26:45.331 INFO kablam!     |         |
Oct 27 04:26:45.331 INFO kablam!     |         help: remove this `mut`
Oct 27 04:26:45.331 INFO kablam!     |
Oct 27 04:26:45.331 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 27 04:26:45.331 INFO kablam! 
Oct 27 04:26:45.367 INFO kablam! warning: function is never used: `get_sort_time`
Oct 27 04:26:45.367 INFO kablam!   --> src/main.rs:17:1
Oct 27 04:26:45.367 INFO kablam!    |
Oct 27 04:26:45.368 INFO kablam! 17 | fn get_sort_time(mut v: Vec<i32>, f: fn(&mut Vec<i32>)) -> u64 {
Oct 27 04:26:45.368 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.368 INFO kablam!    |
Oct 27 04:26:45.368 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 04:26:45.368 INFO kablam! 
Oct 27 04:26:45.368 INFO kablam! warning: function is never used: `get_fibo_time`
Oct 27 04:26:45.368 INFO kablam!   --> src/main.rs:24:1
Oct 27 04:26:45.368 INFO kablam!    |
Oct 27 04:26:45.368 INFO kablam! 24 | fn get_fibo_time(n: u64, f: fn(u64) -> u64) -> u64 {
Oct 27 04:26:45.371 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.371 INFO kablam! 
Oct 27 04:26:45.371 INFO kablam! warning: function is never used: `make_test_vec_files`
Oct 27 04:26:45.371 INFO kablam!    --> src/main.rs:139:1
Oct 27 04:26:45.371 INFO kablam!     |
Oct 27 04:26:45.372 INFO kablam! 139 | fn make_test_vec_files(start: i32, end: i32) {
Oct 27 04:26:45.372 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.372 INFO kablam! 
Oct 27 04:26:45.372 INFO kablam! warning: function is never used: `pick`
Oct 27 04:26:45.372 INFO kablam!    --> src/main.rs:155:1
Oct 27 04:26:45.372 INFO kablam!     |
Oct 27 04:26:45.373 INFO kablam! 155 | fn pick(a: i32, b: i32) -> i32 {
Oct 27 04:26:45.373 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.373 INFO kablam! 
Oct 27 04:26:45.373 INFO kablam! warning: function is never used: `get_rand_vector`
Oct 27 04:26:45.373 INFO kablam!    --> src/main.rs:162:1
Oct 27 04:26:45.373 INFO kablam!     |
Oct 27 04:26:45.373 INFO kablam! 162 | fn get_rand_vector(len: usize) -> Vec<i32> {
Oct 27 04:26:45.373 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.374 INFO kablam! 
Oct 27 04:26:45.374 INFO kablam! warning: function is never used: `save_vec_to_file`
Oct 27 04:26:45.374 INFO kablam!    --> src/main.rs:171:1
Oct 27 04:26:45.374 INFO kablam!     |
Oct 27 04:26:45.374 INFO kablam! 171 | fn save_vec_to_file(v: Vec<i32>) {
Oct 27 04:26:45.374 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 04:26:45.375 INFO kablam! 
Oct 27 04:26:45.423 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Oct 27 04:26:45.429 INFO kablam! su: No module specific data is present
Oct 27 04:26:46.987 INFO running `"docker" "rm" "-f" "b2576fdc523a9e1508012a1ad600a968bcde8ecf9a78961882ca76fd5c751a95"`
Oct 27 04:26:47.335 INFO blam! b2576fdc523a9e1508012a1ad600a968bcde8ecf9a78961882ca76fd5c751a95