Nov 17 13:08:41.717 INFO testing NewlineCoding/lab_8 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982 Nov 17 13:08:41.719 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"` Nov 17 13:08:42.099 INFO [stdout] a757fd2485806a112dfedff477e1896b6966516c13814918faba9c75bdad4797 Nov 17 13:08:42.099 INFO running `"docker" "start" "-a" "a757fd2485806a112dfedff477e1896b6966516c13814918faba9c75bdad4797"` Nov 17 13:08:42.848 INFO [stderr] usermod: no changes Nov 17 13:08:42.900 INFO [stderr] Compiling mersenne_twister v1.1.0 Nov 17 13:08:43.887 INFO [stderr] Compiling lab_8 v0.1.0 (/source) Nov 17 13:08:44.391 INFO [stderr] warning: unused imports: `IndependentSample`, `Range` Nov 17 13:08:44.391 INFO [stderr] --> src/main.rs:6:27 Nov 17 13:08:44.391 INFO [stderr] | Nov 17 13:08:44.391 INFO [stderr] 6 | use rand::distributions::{IndependentSample, Range}; Nov 17 13:08:44.391 INFO [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^ Nov 17 13:08:44.391 INFO [stderr] | Nov 17 13:08:44.391 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 17 13:08:44.391 INFO [stderr] Nov 17 13:08:44.391 INFO [stderr] warning: unused import: `std::collections::HashSet` Nov 17 13:08:44.391 INFO [stderr] --> src/main.rs:7:5 Nov 17 13:08:44.391 INFO [stderr] | Nov 17 13:08:44.391 INFO [stderr] 7 | use std::collections::HashSet; Nov 17 13:08:44.391 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 13:08:44.391 INFO [stderr] Nov 17 13:08:44.391 INFO [stderr] warning: unused import: `mersenne_twister::MersenneTwister` Nov 17 13:08:44.391 INFO [stderr] --> src/main.rs:9:5 Nov 17 13:08:44.391 INFO [stderr] | Nov 17 13:08:44.391 INFO [stderr] 9 | use mersenne_twister::MersenneTwister; Nov 17 13:08:44.391 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 13:08:44.391 INFO [stderr] Nov 17 13:08:44.391 INFO [stderr] warning: unused imports: `Rng`, `SeedableRng` Nov 17 13:08:44.391 INFO [stderr] --> src/main.rs:10:12 Nov 17 13:08:44.391 INFO [stderr] | Nov 17 13:08:44.391 INFO [stderr] 10 | use rand::{Rng, SeedableRng}; Nov 17 13:08:44.391 INFO [stderr] | ^^^ ^^^^^^^^^^^ Nov 17 13:08:44.391 INFO [stderr] Nov 17 13:08:44.391 INFO [stderr] warning: unused import: `Duration` Nov 17 13:08:44.391 INFO [stderr] --> src/main.rs:12:17 Nov 17 13:08:44.391 INFO [stderr] | Nov 17 13:08:44.391 INFO [stderr] 12 | use std::time::{Duration, Instant}; Nov 17 13:08:44.391 INFO [stderr] | ^^^^^^^^ Nov 17 13:08:44.391 INFO [stderr] Nov 17 13:08:44.471 INFO [stderr] warning: value assigned to `tests_per_core` is never read Nov 17 13:08:44.471 INFO [stderr] --> src/main.rs:85:9 Nov 17 13:08:44.471 INFO [stderr] | Nov 17 13:08:44.471 INFO [stderr] 85 | tests_per_core = n - 2 Nov 17 13:08:44.471 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 13:08:44.471 INFO [stderr] | Nov 17 13:08:44.471 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 17 13:08:44.471 INFO [stderr] Nov 17 13:08:44.471 INFO [stderr] warning: unused variable: `num_cpu` Nov 17 13:08:44.471 INFO [stderr] --> src/main.rs:113:9 Nov 17 13:08:44.471 INFO [stderr] | Nov 17 13:08:44.471 INFO [stderr] 113 | let num_cpu = num_cpus::get(); Nov 17 13:08:44.471 INFO [stderr] | ^^^^^^^ help: consider using `_num_cpu` instead Nov 17 13:08:44.471 INFO [stderr] | Nov 17 13:08:44.471 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 13:08:44.471 INFO [stderr] Nov 17 13:08:44.471 INFO [stderr] warning: value assigned to `tests_per_core` is never read Nov 17 13:08:44.471 INFO [stderr] --> src/main.rs:116:9 Nov 17 13:08:44.471 INFO [stderr] | Nov 17 13:08:44.471 INFO [stderr] 116 | tests_per_core = n - 2 Nov 17 13:08:44.471 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 13:08:44.471 INFO [stderr] Nov 17 13:08:44.471 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.471 INFO [stderr] --> src/main.rs:17:19 Nov 17 13:08:44.471 INFO [stderr] | Nov 17 13:08:44.472 INFO [stderr] 17 | fn is_prime_naive(mut n: u64) -> bool { Nov 17 13:08:44.472 INFO [stderr] | ----^ Nov 17 13:08:44.472 INFO [stderr] | | Nov 17 13:08:44.472 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.472 INFO [stderr] | Nov 17 13:08:44.472 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 17 13:08:44.472 INFO [stderr] Nov 17 13:08:44.472 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.472 INFO [stderr] --> src/main.rs:31:28 Nov 17 13:08:44.472 INFO [stderr] | Nov 17 13:08:44.472 INFO [stderr] 31 | fn modular_exp(mut a: u64, mut b: u64, mut c: u64) -> u64 { Nov 17 13:08:44.472 INFO [stderr] | ----^ Nov 17 13:08:44.472 INFO [stderr] | | Nov 17 13:08:44.472 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.472 INFO [stderr] Nov 17 13:08:44.472 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.472 INFO [stderr] --> src/main.rs:31:40 Nov 17 13:08:44.472 INFO [stderr] | Nov 17 13:08:44.472 INFO [stderr] 31 | fn modular_exp(mut a: u64, mut b: u64, mut c: u64) -> u64 { Nov 17 13:08:44.472 INFO [stderr] | ----^ Nov 17 13:08:44.472 INFO [stderr] | | Nov 17 13:08:44.472 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.472 INFO [stderr] Nov 17 13:08:44.472 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.472 INFO [stderr] --> src/main.rs:52:14 Nov 17 13:08:44.472 INFO [stderr] | Nov 17 13:08:44.472 INFO [stderr] 52 | fn tu_finder(mut n: u64) -> (u64, u64) { Nov 17 13:08:44.472 INFO [stderr] | ----^ Nov 17 13:08:44.472 INFO [stderr] | | Nov 17 13:08:44.472 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.472 INFO [stderr] Nov 17 13:08:44.485 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.485 INFO [stderr] --> src/main.rs:79:27 Nov 17 13:08:44.485 INFO [stderr] | Nov 17 13:08:44.485 INFO [stderr] 79 | fn is_prime_mr_multi_core(mut n: u64, mut tests_per_core: u64) -> bool { Nov 17 13:08:44.485 INFO [stderr] | ----^ Nov 17 13:08:44.485 INFO [stderr] | | Nov 17 13:08:44.485 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.485 INFO [stderr] Nov 17 13:08:44.485 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.485 INFO [stderr] --> src/main.rs:82:9 Nov 17 13:08:44.485 INFO [stderr] | Nov 17 13:08:44.485 INFO [stderr] 82 | let mut workers = ThreadPool::new_with_name("worker".into(), num_cpu); Nov 17 13:08:44.485 INFO [stderr] | ----^^^^^^^ Nov 17 13:08:44.485 INFO [stderr] | | Nov 17 13:08:44.485 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.485 INFO [stderr] Nov 17 13:08:44.485 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.485 INFO [stderr] --> src/main.rs:91:9 Nov 17 13:08:44.485 INFO [stderr] | Nov 17 13:08:44.485 INFO [stderr] 91 | let mut t: u64 = tu_tuple.0; Nov 17 13:08:44.485 INFO [stderr] | ----^ Nov 17 13:08:44.485 INFO [stderr] | | Nov 17 13:08:44.485 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.485 INFO [stderr] Nov 17 13:08:44.485 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.485 INFO [stderr] --> src/main.rs:92:9 Nov 17 13:08:44.485 INFO [stderr] | Nov 17 13:08:44.485 INFO [stderr] 92 | let mut u: u64 = tu_tuple.1; Nov 17 13:08:44.485 INFO [stderr] | ----^ Nov 17 13:08:44.485 INFO [stderr] | | Nov 17 13:08:44.485 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.485 INFO [stderr] Nov 17 13:08:44.485 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.485 INFO [stderr] --> src/main.rs:112:28 Nov 17 13:08:44.485 INFO [stderr] | Nov 17 13:08:44.486 INFO [stderr] 112 | fn is_prime_mr_single_core(mut n: u64, mut tests_per_core: u64) -> bool { Nov 17 13:08:44.486 INFO [stderr] | ----^ Nov 17 13:08:44.486 INFO [stderr] | | Nov 17 13:08:44.486 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.486 INFO [stderr] Nov 17 13:08:44.486 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.486 INFO [stderr] --> src/main.rs:122:9 Nov 17 13:08:44.486 INFO [stderr] | Nov 17 13:08:44.486 INFO [stderr] 122 | let mut t: u64 = tu_tuple.0; Nov 17 13:08:44.486 INFO [stderr] | ----^ Nov 17 13:08:44.486 INFO [stderr] | | Nov 17 13:08:44.486 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.486 INFO [stderr] Nov 17 13:08:44.486 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:44.486 INFO [stderr] --> src/main.rs:123:9 Nov 17 13:08:44.486 INFO [stderr] | Nov 17 13:08:44.486 INFO [stderr] 123 | let mut u: u64 = tu_tuple.1; Nov 17 13:08:44.486 INFO [stderr] | ----^ Nov 17 13:08:44.486 INFO [stderr] | | Nov 17 13:08:44.486 INFO [stderr] | help: remove this `mut` Nov 17 13:08:44.486 INFO [stderr] Nov 17 13:08:44.499 INFO [stderr] warning: function is never used: `is_prime_naive` Nov 17 13:08:44.499 INFO [stderr] --> src/main.rs:17:1 Nov 17 13:08:44.499 INFO [stderr] | Nov 17 13:08:44.499 INFO [stderr] 17 | fn is_prime_naive(mut n: u64) -> bool { Nov 17 13:08:44.499 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 13:08:44.499 INFO [stderr] | Nov 17 13:08:44.499 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 17 13:08:44.499 INFO [stderr] Nov 17 13:08:45.607 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.73s Nov 17 13:08:45.608 INFO [stderr] su: No module specific data is present Nov 17 13:08:47.093 INFO running `"docker" "inspect" "a757fd2485806a112dfedff477e1896b6966516c13814918faba9c75bdad4797"` Nov 17 13:08:47.232 INFO running `"docker" "rm" "-f" "a757fd2485806a112dfedff477e1896b6966516c13814918faba9c75bdad4797"` Nov 17 13:08:47.373 INFO [stdout] a757fd2485806a112dfedff477e1896b6966516c13814918faba9c75bdad4797 Nov 17 13:08:47.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"` Nov 17 13:08:47.611 INFO [stdout] 70fa551254e2c975dc2080d9c5e56e3e0dc5ec38c2171bbe8c5a79cda252e47a Nov 17 13:08:47.617 INFO running `"docker" "start" "-a" "70fa551254e2c975dc2080d9c5e56e3e0dc5ec38c2171bbe8c5a79cda252e47a"` Nov 17 13:08:48.846 INFO [stderr] usermod: no changes Nov 17 13:08:48.919 INFO [stderr] Compiling lab_8 v0.1.0 (/source) Nov 17 13:08:49.354 INFO [stderr] warning: unused imports: `IndependentSample`, `Range` Nov 17 13:08:49.354 INFO [stderr] --> src/main.rs:6:27 Nov 17 13:08:49.354 INFO [stderr] | Nov 17 13:08:49.354 INFO [stderr] 6 | use rand::distributions::{IndependentSample, Range}; Nov 17 13:08:49.354 INFO [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^ Nov 17 13:08:49.354 INFO [stderr] | Nov 17 13:08:49.354 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 17 13:08:49.354 INFO [stderr] Nov 17 13:08:49.354 INFO [stderr] warning: unused import: `std::collections::HashSet` Nov 17 13:08:49.354 INFO [stderr] --> src/main.rs:7:5 Nov 17 13:08:49.354 INFO [stderr] | Nov 17 13:08:49.354 INFO [stderr] 7 | use std::collections::HashSet; Nov 17 13:08:49.354 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 13:08:49.354 INFO [stderr] Nov 17 13:08:49.354 INFO [stderr] warning: unused import: `mersenne_twister::MersenneTwister` Nov 17 13:08:49.354 INFO [stderr] --> src/main.rs:9:5 Nov 17 13:08:49.354 INFO [stderr] | Nov 17 13:08:49.354 INFO [stderr] 9 | use mersenne_twister::MersenneTwister; Nov 17 13:08:49.354 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 13:08:49.354 INFO [stderr] Nov 17 13:08:49.354 INFO [stderr] warning: unused imports: `Rng`, `SeedableRng` Nov 17 13:08:49.354 INFO [stderr] --> src/main.rs:10:12 Nov 17 13:08:49.354 INFO [stderr] | Nov 17 13:08:49.354 INFO [stderr] 10 | use rand::{Rng, SeedableRng}; Nov 17 13:08:49.354 INFO [stderr] | ^^^ ^^^^^^^^^^^ Nov 17 13:08:49.354 INFO [stderr] Nov 17 13:08:49.354 INFO [stderr] warning: unused import: `Duration` Nov 17 13:08:49.354 INFO [stderr] --> src/main.rs:12:17 Nov 17 13:08:49.354 INFO [stderr] | Nov 17 13:08:49.354 INFO [stderr] 12 | use std::time::{Duration, Instant}; Nov 17 13:08:49.354 INFO [stderr] | ^^^^^^^^ Nov 17 13:08:49.354 INFO [stderr] Nov 17 13:08:49.414 INFO [stderr] warning: value assigned to `tests_per_core` is never read Nov 17 13:08:49.414 INFO [stderr] --> src/main.rs:85:9 Nov 17 13:08:49.414 INFO [stderr] | Nov 17 13:08:49.414 INFO [stderr] 85 | tests_per_core = n - 2 Nov 17 13:08:49.414 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 13:08:49.414 INFO [stderr] | Nov 17 13:08:49.414 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 17 13:08:49.414 INFO [stderr] Nov 17 13:08:49.414 INFO [stderr] warning: unused variable: `num_cpu` Nov 17 13:08:49.414 INFO [stderr] --> src/main.rs:113:9 Nov 17 13:08:49.414 INFO [stderr] | Nov 17 13:08:49.414 INFO [stderr] 113 | let num_cpu = num_cpus::get(); Nov 17 13:08:49.414 INFO [stderr] | ^^^^^^^ help: consider using `_num_cpu` instead Nov 17 13:08:49.414 INFO [stderr] | Nov 17 13:08:49.414 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 13:08:49.414 INFO [stderr] Nov 17 13:08:49.414 INFO [stderr] warning: value assigned to `tests_per_core` is never read Nov 17 13:08:49.414 INFO [stderr] --> src/main.rs:116:9 Nov 17 13:08:49.414 INFO [stderr] | Nov 17 13:08:49.414 INFO [stderr] 116 | tests_per_core = n - 2 Nov 17 13:08:49.414 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 13:08:49.414 INFO [stderr] Nov 17 13:08:49.417 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.417 INFO [stderr] --> src/main.rs:17:19 Nov 17 13:08:49.417 INFO [stderr] | Nov 17 13:08:49.417 INFO [stderr] 17 | fn is_prime_naive(mut n: u64) -> bool { Nov 17 13:08:49.417 INFO [stderr] | ----^ Nov 17 13:08:49.417 INFO [stderr] | | Nov 17 13:08:49.417 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.417 INFO [stderr] | Nov 17 13:08:49.417 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 17 13:08:49.417 INFO [stderr] Nov 17 13:08:49.420 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.420 INFO [stderr] --> src/main.rs:31:28 Nov 17 13:08:49.420 INFO [stderr] | Nov 17 13:08:49.420 INFO [stderr] 31 | fn modular_exp(mut a: u64, mut b: u64, mut c: u64) -> u64 { Nov 17 13:08:49.420 INFO [stderr] | ----^ Nov 17 13:08:49.420 INFO [stderr] | | Nov 17 13:08:49.420 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.420 INFO [stderr] Nov 17 13:08:49.420 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.420 INFO [stderr] --> src/main.rs:31:40 Nov 17 13:08:49.420 INFO [stderr] | Nov 17 13:08:49.420 INFO [stderr] 31 | fn modular_exp(mut a: u64, mut b: u64, mut c: u64) -> u64 { Nov 17 13:08:49.421 INFO [stderr] | ----^ Nov 17 13:08:49.421 INFO [stderr] | | Nov 17 13:08:49.421 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.421 INFO [stderr] Nov 17 13:08:49.421 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.421 INFO [stderr] --> src/main.rs:52:14 Nov 17 13:08:49.421 INFO [stderr] | Nov 17 13:08:49.421 INFO [stderr] 52 | fn tu_finder(mut n: u64) -> (u64, u64) { Nov 17 13:08:49.421 INFO [stderr] | ----^ Nov 17 13:08:49.421 INFO [stderr] | | Nov 17 13:08:49.421 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.421 INFO [stderr] Nov 17 13:08:49.425 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.425 INFO [stderr] --> src/main.rs:79:27 Nov 17 13:08:49.425 INFO [stderr] | Nov 17 13:08:49.425 INFO [stderr] 79 | fn is_prime_mr_multi_core(mut n: u64, mut tests_per_core: u64) -> bool { Nov 17 13:08:49.425 INFO [stderr] | ----^ Nov 17 13:08:49.425 INFO [stderr] | | Nov 17 13:08:49.425 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.425 INFO [stderr] Nov 17 13:08:49.425 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.425 INFO [stderr] --> src/main.rs:82:9 Nov 17 13:08:49.425 INFO [stderr] | Nov 17 13:08:49.425 INFO [stderr] 82 | let mut workers = ThreadPool::new_with_name("worker".into(), num_cpu); Nov 17 13:08:49.425 INFO [stderr] | ----^^^^^^^ Nov 17 13:08:49.425 INFO [stderr] | | Nov 17 13:08:49.425 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.426 INFO [stderr] Nov 17 13:08:49.426 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.426 INFO [stderr] --> src/main.rs:91:9 Nov 17 13:08:49.426 INFO [stderr] | Nov 17 13:08:49.426 INFO [stderr] 91 | let mut t: u64 = tu_tuple.0; Nov 17 13:08:49.426 INFO [stderr] | ----^ Nov 17 13:08:49.426 INFO [stderr] | | Nov 17 13:08:49.426 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.426 INFO [stderr] Nov 17 13:08:49.426 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.426 INFO [stderr] --> src/main.rs:92:9 Nov 17 13:08:49.426 INFO [stderr] | Nov 17 13:08:49.427 INFO [stderr] 92 | let mut u: u64 = tu_tuple.1; Nov 17 13:08:49.427 INFO [stderr] | ----^ Nov 17 13:08:49.427 INFO [stderr] | | Nov 17 13:08:49.427 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.427 INFO [stderr] Nov 17 13:08:49.427 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.427 INFO [stderr] --> src/main.rs:112:28 Nov 17 13:08:49.427 INFO [stderr] | Nov 17 13:08:49.427 INFO [stderr] 112 | fn is_prime_mr_single_core(mut n: u64, mut tests_per_core: u64) -> bool { Nov 17 13:08:49.427 INFO [stderr] | ----^ Nov 17 13:08:49.427 INFO [stderr] | | Nov 17 13:08:49.427 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.427 INFO [stderr] Nov 17 13:08:49.428 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.428 INFO [stderr] --> src/main.rs:122:9 Nov 17 13:08:49.428 INFO [stderr] | Nov 17 13:08:49.428 INFO [stderr] 122 | let mut t: u64 = tu_tuple.0; Nov 17 13:08:49.428 INFO [stderr] | ----^ Nov 17 13:08:49.428 INFO [stderr] | | Nov 17 13:08:49.428 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.428 INFO [stderr] Nov 17 13:08:49.428 INFO [stderr] warning: variable does not need to be mutable Nov 17 13:08:49.428 INFO [stderr] --> src/main.rs:123:9 Nov 17 13:08:49.428 INFO [stderr] | Nov 17 13:08:49.428 INFO [stderr] 123 | let mut u: u64 = tu_tuple.1; Nov 17 13:08:49.428 INFO [stderr] | ----^ Nov 17 13:08:49.429 INFO [stderr] | | Nov 17 13:08:49.429 INFO [stderr] | help: remove this `mut` Nov 17 13:08:49.429 INFO [stderr] Nov 17 13:08:49.430 INFO [stderr] warning: function is never used: `is_prime_naive` Nov 17 13:08:49.430 INFO [stderr] --> src/main.rs:17:1 Nov 17 13:08:49.430 INFO [stderr] | Nov 17 13:08:49.430 INFO [stderr] 17 | fn is_prime_naive(mut n: u64) -> bool { Nov 17 13:08:49.430 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 13:08:49.430 INFO [stderr] | Nov 17 13:08:49.430 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 17 13:08:49.430 INFO [stderr] Nov 17 13:08:49.802 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.93s Nov 17 13:08:49.806 INFO [stderr] su: No module specific data is present Nov 17 13:08:50.651 INFO running `"docker" "inspect" "70fa551254e2c975dc2080d9c5e56e3e0dc5ec38c2171bbe8c5a79cda252e47a"` Nov 17 13:08:50.850 INFO running `"docker" "rm" "-f" "70fa551254e2c975dc2080d9c5e56e3e0dc5ec38c2171bbe8c5a79cda252e47a"` Nov 17 13:08:51.134 INFO [stdout] 70fa551254e2c975dc2080d9c5e56e3e0dc5ec38c2171bbe8c5a79cda252e47a Nov 17 13:08:51.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"` Nov 17 13:08:51.519 INFO [stdout] 08aad14d3762de5c25bd3d30e54bf8c9db575cb6c77076c2372c42acfebdb823 Nov 17 13:08:51.525 INFO running `"docker" "start" "-a" "08aad14d3762de5c25bd3d30e54bf8c9db575cb6c77076c2372c42acfebdb823"` Nov 17 13:08:52.205 INFO [stderr] usermod: no changes Nov 17 13:08:52.280 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s Nov 17 13:08:52.280 INFO [stderr] Running /target/debug/deps/lab_8-7622b8633d3325fe Nov 17 13:08:52.288 INFO [stdout] Nov 17 13:08:52.288 INFO [stdout] running 0 tests Nov 17 13:08:52.288 INFO [stdout] Nov 17 13:08:52.288 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 17 13:08:52.288 INFO [stdout] Nov 17 13:08:52.291 INFO [stderr] su: No module specific data is present Nov 17 13:08:52.650 INFO running `"docker" "inspect" "08aad14d3762de5c25bd3d30e54bf8c9db575cb6c77076c2372c42acfebdb823"` Nov 17 13:08:52.760 INFO running `"docker" "rm" "-f" "08aad14d3762de5c25bd3d30e54bf8c9db575cb6c77076c2372c42acfebdb823"` Nov 17 13:08:52.919 INFO [stdout] 08aad14d3762de5c25bd3d30e54bf8c9db575cb6c77076c2372c42acfebdb823