Dec 13 18:45:02.836 INFO testing gavrielrh/recursion-benchmarking against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550 Dec 13 18:45:02.836 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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"` Dec 13 18:45:03.291 INFO [stdout] 7b7980b4e1d7dbbac4d25e3117267b32ade29f58d84caaec877d6af873328f23 Dec 13 18:45:03.299 INFO running `"docker" "start" "-a" "7b7980b4e1d7dbbac4d25e3117267b32ade29f58d84caaec877d6af873328f23"` Dec 13 18:45:04.975 INFO [stderr] usermod: no changes Dec 13 18:45:05.039 INFO [stderr] Compiling recursion v0.1.0 (/source) Dec 13 18:45:05.555 INFO [stderr] warning: unused import: `rand::Rng` Dec 13 18:45:05.555 INFO [stderr] --> src/main.rs:13:5 Dec 13 18:45:05.555 INFO [stderr] | Dec 13 18:45:05.555 INFO [stderr] 13 | use rand::Rng; Dec 13 18:45:05.555 INFO [stderr] | ^^^^^^^^^ Dec 13 18:45:05.555 INFO [stderr] | Dec 13 18:45:05.559 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 13 18:45:05.559 INFO [stderr] Dec 13 18:45:05.683 INFO [stderr] warning: unused variable: `i` Dec 13 18:45:05.683 INFO [stderr] --> src/main.rs:63:9 Dec 13 18:45:05.683 INFO [stderr] | Dec 13 18:45:05.683 INFO [stderr] 63 | for i in 3..(n+1) { Dec 13 18:45:05.683 INFO [stderr] | ^ help: consider using `_i` instead Dec 13 18:45:05.683 INFO [stderr] | Dec 13 18:45:05.683 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 13 18:45:05.683 INFO [stderr] Dec 13 18:45:05.683 INFO [stderr] warning: unused variable: `v` Dec 13 18:45:05.683 INFO [stderr] --> src/main.rs:142:13 Dec 13 18:45:05.683 INFO [stderr] | Dec 13 18:45:05.683 INFO [stderr] 142 | let mut v: Vec = Vec::new(); Dec 13 18:45:05.683 INFO [stderr] | ^ help: consider using `_v` instead Dec 13 18:45:05.683 INFO [stderr] Dec 13 18:45:05.683 INFO [stderr] warning: unused variable: `i` Dec 13 18:45:05.683 INFO [stderr] --> src/main.rs:164:9 Dec 13 18:45:05.683 INFO [stderr] | Dec 13 18:45:05.683 INFO [stderr] 164 | for i in 0..len { Dec 13 18:45:05.683 INFO [stderr] | ^ help: consider using `_i` instead Dec 13 18:45:05.683 INFO [stderr] Dec 13 18:45:05.683 INFO [stderr] warning: value assigned to `data` is never read Dec 13 18:45:05.683 INFO [stderr] --> src/main.rs:199:13 Dec 13 18:45:05.683 INFO [stderr] | Dec 13 18:45:05.683 INFO [stderr] 199 | let mut data: Vec = Vec::new(); Dec 13 18:45:05.683 INFO [stderr] | ^^^^ Dec 13 18:45:05.683 INFO [stderr] | Dec 13 18:45:05.683 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 13 18:45:05.683 INFO [stderr] Dec 13 18:45:05.740 INFO [stderr] warning: variable does not need to be mutable Dec 13 18:45:05.740 INFO [stderr] --> src/main.rs:142:9 Dec 13 18:45:05.740 INFO [stderr] | Dec 13 18:45:05.740 INFO [stderr] 142 | let mut v: Vec = Vec::new(); Dec 13 18:45:05.740 INFO [stderr] | ----^ Dec 13 18:45:05.740 INFO [stderr] | | Dec 13 18:45:05.740 INFO [stderr] | help: remove this `mut` Dec 13 18:45:05.740 INFO [stderr] | Dec 13 18:45:05.740 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 13 18:45:05.740 INFO [stderr] Dec 13 18:45:05.740 INFO [stderr] warning: function is never used: `get_sort_time` Dec 13 18:45:05.740 INFO [stderr] --> src/main.rs:17:1 Dec 13 18:45:05.740 INFO [stderr] | Dec 13 18:45:05.740 INFO [stderr] 17 | fn get_sort_time(mut v: Vec, f: fn(&mut Vec)) -> u64 { Dec 13 18:45:05.740 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.740 INFO [stderr] | Dec 13 18:45:05.740 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 13 18:45:05.740 INFO [stderr] Dec 13 18:45:05.740 INFO [stderr] warning: function is never used: `get_fibo_time` Dec 13 18:45:05.740 INFO [stderr] --> src/main.rs:24:1 Dec 13 18:45:05.740 INFO [stderr] | Dec 13 18:45:05.740 INFO [stderr] 24 | fn get_fibo_time(n: u64, f: fn(u64) -> u64) -> u64 { Dec 13 18:45:05.740 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.740 INFO [stderr] Dec 13 18:45:05.740 INFO [stderr] warning: function is never used: `make_test_vec_files` Dec 13 18:45:05.740 INFO [stderr] --> src/main.rs:139:1 Dec 13 18:45:05.740 INFO [stderr] | Dec 13 18:45:05.740 INFO [stderr] 139 | fn make_test_vec_files(start: i32, end: i32) { Dec 13 18:45:05.740 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.740 INFO [stderr] Dec 13 18:45:05.740 INFO [stderr] warning: function is never used: `pick` Dec 13 18:45:05.740 INFO [stderr] --> src/main.rs:155:1 Dec 13 18:45:05.741 INFO [stderr] | Dec 13 18:45:05.741 INFO [stderr] 155 | fn pick(a: i32, b: i32) -> i32 { Dec 13 18:45:05.741 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.741 INFO [stderr] Dec 13 18:45:05.741 INFO [stderr] warning: function is never used: `get_rand_vector` Dec 13 18:45:05.741 INFO [stderr] --> src/main.rs:162:1 Dec 13 18:45:05.741 INFO [stderr] | Dec 13 18:45:05.741 INFO [stderr] 162 | fn get_rand_vector(len: usize) -> Vec { Dec 13 18:45:05.741 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.741 INFO [stderr] Dec 13 18:45:05.741 INFO [stderr] warning: function is never used: `save_vec_to_file` Dec 13 18:45:05.741 INFO [stderr] --> src/main.rs:171:1 Dec 13 18:45:05.741 INFO [stderr] | Dec 13 18:45:05.741 INFO [stderr] 171 | fn save_vec_to_file(v: Vec) { Dec 13 18:45:05.741 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.741 INFO [stderr] Dec 13 18:45:05.741 INFO [stderr] warning: function is never used: `read_vector_from_file` Dec 13 18:45:05.741 INFO [stderr] --> src/main.rs:196:1 Dec 13 18:45:05.741 INFO [stderr] | Dec 13 18:45:05.741 INFO [stderr] 196 | fn read_vector_from_file(p: &str) -> Vec { Dec 13 18:45:05.741 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:05.741 INFO [stderr] Dec 13 18:45:06.339 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.34s Dec 13 18:45:06.354 INFO [stderr] su: No module specific data is present Dec 13 18:45:07.404 INFO running `"docker" "inspect" "7b7980b4e1d7dbbac4d25e3117267b32ade29f58d84caaec877d6af873328f23"` Dec 13 18:45:07.947 INFO running `"docker" "rm" "-f" "7b7980b4e1d7dbbac4d25e3117267b32ade29f58d84caaec877d6af873328f23"` Dec 13 18:45:08.294 INFO [stdout] 7b7980b4e1d7dbbac4d25e3117267b32ade29f58d84caaec877d6af873328f23 Dec 13 18:45:08.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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"` Dec 13 18:45:09.034 INFO [stdout] 819a36c010f2507bc691df1ccf02a5d007bbd662df859fb2fb63b4bf8ee097de Dec 13 18:45:09.037 INFO running `"docker" "start" "-a" "819a36c010f2507bc691df1ccf02a5d007bbd662df859fb2fb63b4bf8ee097de"` Dec 13 18:45:10.256 INFO [stderr] usermod: no changes Dec 13 18:45:10.309 INFO [stderr] Compiling recursion v0.1.0 (/source) Dec 13 18:45:10.833 INFO [stderr] warning: unused import: `rand::Rng` Dec 13 18:45:10.833 INFO [stderr] --> src/main.rs:13:5 Dec 13 18:45:10.833 INFO [stderr] | Dec 13 18:45:10.833 INFO [stderr] 13 | use rand::Rng; Dec 13 18:45:10.833 INFO [stderr] | ^^^^^^^^^ Dec 13 18:45:10.833 INFO [stderr] | Dec 13 18:45:10.833 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 13 18:45:10.833 INFO [stderr] Dec 13 18:45:10.917 INFO [stderr] warning: unused variable: `i` Dec 13 18:45:10.917 INFO [stderr] --> src/main.rs:63:9 Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] 63 | for i in 3..(n+1) { Dec 13 18:45:10.917 INFO [stderr] | ^ help: consider using `_i` instead Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 13 18:45:10.917 INFO [stderr] Dec 13 18:45:10.917 INFO [stderr] warning: unused variable: `v` Dec 13 18:45:10.917 INFO [stderr] --> src/main.rs:142:13 Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] 142 | let mut v: Vec = Vec::new(); Dec 13 18:45:10.917 INFO [stderr] | ^ help: consider using `_v` instead Dec 13 18:45:10.917 INFO [stderr] Dec 13 18:45:10.917 INFO [stderr] warning: unused variable: `i` Dec 13 18:45:10.917 INFO [stderr] --> src/main.rs:164:9 Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] 164 | for i in 0..len { Dec 13 18:45:10.917 INFO [stderr] | ^ help: consider using `_i` instead Dec 13 18:45:10.917 INFO [stderr] Dec 13 18:45:10.917 INFO [stderr] warning: value assigned to `data` is never read Dec 13 18:45:10.917 INFO [stderr] --> src/main.rs:199:13 Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] 199 | let mut data: Vec = Vec::new(); Dec 13 18:45:10.917 INFO [stderr] | ^^^^ Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 13 18:45:10.917 INFO [stderr] Dec 13 18:45:10.917 INFO [stderr] warning: unused variable: `n` Dec 13 18:45:10.917 INFO [stderr] --> src/main.rs:230:17 Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] 230 | let n = a.len() as i32; Dec 13 18:45:10.917 INFO [stderr] | ^ help: consider using `_n` instead Dec 13 18:45:10.917 INFO [stderr] Dec 13 18:45:10.917 INFO [stderr] warning: unused variable: `n` Dec 13 18:45:10.917 INFO [stderr] --> src/main.rs:241:17 Dec 13 18:45:10.917 INFO [stderr] | Dec 13 18:45:10.917 INFO [stderr] 241 | let n = a.len() as i32; Dec 13 18:45:10.917 INFO [stderr] | ^ help: consider using `_n` instead Dec 13 18:45:10.917 INFO [stderr] Dec 13 18:45:10.930 INFO [stderr] warning: variable does not need to be mutable Dec 13 18:45:10.930 INFO [stderr] --> src/main.rs:142:9 Dec 13 18:45:10.930 INFO [stderr] | Dec 13 18:45:10.930 INFO [stderr] 142 | let mut v: Vec = Vec::new(); Dec 13 18:45:10.930 INFO [stderr] | ----^ Dec 13 18:45:10.930 INFO [stderr] | | Dec 13 18:45:10.930 INFO [stderr] | help: remove this `mut` Dec 13 18:45:10.930 INFO [stderr] | Dec 13 18:45:10.930 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 13 18:45:10.930 INFO [stderr] Dec 13 18:45:10.943 INFO [stderr] warning: function is never used: `get_sort_time` Dec 13 18:45:10.943 INFO [stderr] --> src/main.rs:17:1 Dec 13 18:45:10.943 INFO [stderr] | Dec 13 18:45:10.943 INFO [stderr] 17 | fn get_sort_time(mut v: Vec, f: fn(&mut Vec)) -> u64 { Dec 13 18:45:10.943 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:10.943 INFO [stderr] | Dec 13 18:45:10.943 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 13 18:45:10.943 INFO [stderr] Dec 13 18:45:10.943 INFO [stderr] warning: function is never used: `get_fibo_time` Dec 13 18:45:10.943 INFO [stderr] --> src/main.rs:24:1 Dec 13 18:45:10.943 INFO [stderr] | Dec 13 18:45:10.943 INFO [stderr] 24 | fn get_fibo_time(n: u64, f: fn(u64) -> u64) -> u64 { Dec 13 18:45:10.943 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:10.944 INFO [stderr] Dec 13 18:45:10.944 INFO [stderr] warning: function is never used: `make_test_vec_files` Dec 13 18:45:10.944 INFO [stderr] --> src/main.rs:139:1 Dec 13 18:45:10.944 INFO [stderr] | Dec 13 18:45:10.944 INFO [stderr] 139 | fn make_test_vec_files(start: i32, end: i32) { Dec 13 18:45:10.945 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:10.945 INFO [stderr] Dec 13 18:45:10.945 INFO [stderr] warning: function is never used: `pick` Dec 13 18:45:10.945 INFO [stderr] --> src/main.rs:155:1 Dec 13 18:45:10.945 INFO [stderr] | Dec 13 18:45:10.945 INFO [stderr] 155 | fn pick(a: i32, b: i32) -> i32 { Dec 13 18:45:10.945 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:10.945 INFO [stderr] Dec 13 18:45:10.945 INFO [stderr] warning: function is never used: `get_rand_vector` Dec 13 18:45:10.945 INFO [stderr] --> src/main.rs:162:1 Dec 13 18:45:10.945 INFO [stderr] | Dec 13 18:45:10.945 INFO [stderr] 162 | fn get_rand_vector(len: usize) -> Vec { Dec 13 18:45:10.945 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:10.945 INFO [stderr] Dec 13 18:45:10.951 INFO [stderr] warning: function is never used: `save_vec_to_file` Dec 13 18:45:10.951 INFO [stderr] --> src/main.rs:171:1 Dec 13 18:45:10.951 INFO [stderr] | Dec 13 18:45:10.951 INFO [stderr] 171 | fn save_vec_to_file(v: Vec) { Dec 13 18:45:10.951 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 18:45:10.951 INFO [stderr] Dec 13 18:45:11.655 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.37s Dec 13 18:45:11.660 INFO [stderr] su: No module specific data is present Dec 13 18:45:12.185 INFO running `"docker" "inspect" "819a36c010f2507bc691df1ccf02a5d007bbd662df859fb2fb63b4bf8ee097de"` Dec 13 18:45:12.484 INFO running `"docker" "rm" "-f" "819a36c010f2507bc691df1ccf02a5d007bbd662df859fb2fb63b4bf8ee097de"` Dec 13 18:45:12.779 INFO [stdout] 819a36c010f2507bc691df1ccf02a5d007bbd662df859fb2fb63b4bf8ee097de Dec 13 18:45:12.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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"` Dec 13 18:45:13.163 INFO [stdout] 26244b2e6513af5e1bbdd3685ddf0c94ca86e2224f1d47dd69e604b9dee04d92 Dec 13 18:45:13.169 INFO running `"docker" "start" "-a" "26244b2e6513af5e1bbdd3685ddf0c94ca86e2224f1d47dd69e604b9dee04d92"` Dec 13 18:45:13.591 INFO [stderr] usermod: no changes Dec 13 18:45:13.629 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s Dec 13 18:45:13.632 INFO [stderr] Running /target/debug/deps/recursion-5b04297078cfe94a Dec 13 18:45:13.639 INFO [stdout] Dec 13 18:45:13.639 INFO [stdout] running 5 tests Dec 13 18:45:13.639 INFO [stdout] test tests::bench_fibonacci_rec_memoized ... ok Dec 13 18:45:13.639 INFO [stdout] test tests::bench_fibonacci_iter ... ok Dec 13 18:45:13.642 INFO [stdout] test tests::bench_quicksort_iter ... ok Dec 13 18:45:13.645 INFO [stdout] test tests::bench_quicksort_rec ... ok Dec 13 18:45:13.647 INFO [stdout] test tests::bench_fibonacci_rec ... ok Dec 13 18:45:13.647 INFO [stdout] Dec 13 18:45:13.647 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 13 18:45:13.647 INFO [stdout] Dec 13 18:45:13.650 INFO [stderr] su: No module specific data is present Dec 13 18:45:13.976 INFO running `"docker" "inspect" "26244b2e6513af5e1bbdd3685ddf0c94ca86e2224f1d47dd69e604b9dee04d92"` Dec 13 18:45:14.310 INFO running `"docker" "rm" "-f" "26244b2e6513af5e1bbdd3685ddf0c94ca86e2224f1d47dd69e604b9dee04d92"` Dec 13 18:45:14.563 INFO [stdout] 26244b2e6513af5e1bbdd3685ddf0c94ca86e2224f1d47dd69e604b9dee04d92