Dec 04 18:47:57.616 INFO checking fgaray/project-euler-rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481 Dec 04 18:47:57.616 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"` Dec 04 18:47:57.937 INFO [stdout] c0d358788f6076706232401fc11cfd284423d8259930401085db8aebf65fe1e6 Dec 04 18:47:57.939 INFO running `"docker" "start" "-a" "c0d358788f6076706232401fc11cfd284423d8259930401085db8aebf65fe1e6"` Dec 04 18:47:58.508 INFO [stderr] usermod: no changes Dec 04 18:47:58.538 INFO [stderr] Checking euler v0.1.0 (/source) Dec 04 18:47:58.827 INFO [stderr] warning: unused import: `std` Dec 04 18:47:58.827 INFO [stderr] --> src/problem3/mod.rs:3:5 Dec 04 18:47:58.827 INFO [stderr] | Dec 04 18:47:58.827 INFO [stderr] 3 | use std; Dec 04 18:47:58.827 INFO [stderr] | ^^^ Dec 04 18:47:58.827 INFO [stderr] | Dec 04 18:47:58.827 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 18:47:58.827 INFO [stderr] Dec 04 18:47:58.827 INFO [stderr] warning: unnecessary parentheses around `for` head expression Dec 04 18:47:58.827 INFO [stderr] --> src/problem9/mod.rs:6:14 Dec 04 18:47:58.827 INFO [stderr] | Dec 04 18:47:58.827 INFO [stderr] 6 | for b in (1..1000) { Dec 04 18:47:58.827 INFO [stderr] | ^^^^^^^^^ help: remove these parentheses Dec 04 18:47:58.827 INFO [stderr] | Dec 04 18:47:58.827 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 04 18:47:58.827 INFO [stderr] Dec 04 18:47:58.827 INFO [stderr] warning: unnecessary parentheses around `for` head expression Dec 04 18:47:58.827 INFO [stderr] --> src/problem9/mod.rs:7:18 Dec 04 18:47:58.827 INFO [stderr] | Dec 04 18:47:58.827 INFO [stderr] 7 | for c in (1..1000) { Dec 04 18:47:58.827 INFO [stderr] | ^^^^^^^^^ help: remove these parentheses Dec 04 18:47:58.827 INFO [stderr] Dec 04 18:47:58.827 INFO [stderr] warning: unused import: `std` Dec 04 18:47:58.827 INFO [stderr] --> src/problem10/mod.rs:3:5 Dec 04 18:47:58.827 INFO [stderr] | Dec 04 18:47:58.827 INFO [stderr] 3 | use std; Dec 04 18:47:58.827 INFO [stderr] | ^^^ Dec 04 18:47:58.827 INFO [stderr] Dec 04 18:47:58.918 INFO [stderr] warning: unused variable: `d1` Dec 04 18:47:58.918 INFO [stderr] --> src/problem4/mod.rs:6:13 Dec 04 18:47:58.918 INFO [stderr] | Dec 04 18:47:58.918 INFO [stderr] 6 | let mut d1 = 1; Dec 04 18:47:58.918 INFO [stderr] | ^^ help: consider using `_d1` instead Dec 04 18:47:58.918 INFO [stderr] | Dec 04 18:47:58.918 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 18:47:58.918 INFO [stderr] Dec 04 18:47:58.918 INFO [stderr] warning: unused variable: `d2` Dec 04 18:47:58.918 INFO [stderr] --> src/problem4/mod.rs:7:13 Dec 04 18:47:58.918 INFO [stderr] | Dec 04 18:47:58.918 INFO [stderr] 7 | let mut d2 = 1; Dec 04 18:47:58.918 INFO [stderr] | ^^ help: consider using `_d2` instead Dec 04 18:47:58.918 INFO [stderr] Dec 04 18:47:58.918 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:58.918 INFO [stderr] --> src/problem3/mod.rs:20:8 Dec 04 18:47:58.918 INFO [stderr] | Dec 04 18:47:58.918 INFO [stderr] 20 | let mut v = prime.get_mem(); Dec 04 18:47:58.918 INFO [stderr] | ----^ Dec 04 18:47:58.918 INFO [stderr] | | Dec 04 18:47:58.918 INFO [stderr] | help: remove this `mut` Dec 04 18:47:58.918 INFO [stderr] | Dec 04 18:47:58.918 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 18:47:58.923 INFO [stderr] Dec 04 18:47:58.923 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:58.923 INFO [stderr] --> src/problem4/mod.rs:6:9 Dec 04 18:47:58.923 INFO [stderr] | Dec 04 18:47:58.923 INFO [stderr] 6 | let mut d1 = 1; Dec 04 18:47:58.923 INFO [stderr] | ----^^ Dec 04 18:47:58.923 INFO [stderr] | | Dec 04 18:47:58.923 INFO [stderr] | help: remove this `mut` Dec 04 18:47:58.923 INFO [stderr] Dec 04 18:47:58.923 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:58.923 INFO [stderr] --> src/problem4/mod.rs:7:9 Dec 04 18:47:58.923 INFO [stderr] | Dec 04 18:47:58.923 INFO [stderr] 7 | let mut d2 = 1; Dec 04 18:47:58.923 INFO [stderr] | ----^^ Dec 04 18:47:58.923 INFO [stderr] | | Dec 04 18:47:58.923 INFO [stderr] | help: remove this `mut` Dec 04 18:47:58.923 INFO [stderr] Dec 04 18:47:58.927 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:58.927 INFO [stderr] --> src/utils/prime.rs:23:13 Dec 04 18:47:58.927 INFO [stderr] | Dec 04 18:47:58.927 INFO [stderr] 23 | let mut v = Vec::new(); Dec 04 18:47:58.927 INFO [stderr] | ----^ Dec 04 18:47:58.927 INFO [stderr] | | Dec 04 18:47:58.927 INFO [stderr] | help: remove this `mut` Dec 04 18:47:58.927 INFO [stderr] Dec 04 18:47:58.927 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:58.927 INFO [stderr] --> src/utils/prime.rs:29:13 Dec 04 18:47:58.927 INFO [stderr] | Dec 04 18:47:58.927 INFO [stderr] 29 | let mut v = Vec::with_capacity(capacity); Dec 04 18:47:58.927 INFO [stderr] | ----^ Dec 04 18:47:58.927 INFO [stderr] | | Dec 04 18:47:58.927 INFO [stderr] | help: remove this `mut` Dec 04 18:47:58.927 INFO [stderr] Dec 04 18:47:58.930 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:58.930 INFO [stderr] --> src/problem3/mod.rs:6:1 Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] 6 | pub fn solve(n: i64) -> i64 { Dec 04 18:47:58.930 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 04 18:47:58.930 INFO [stderr] Dec 04 18:47:58.930 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:58.930 INFO [stderr] --> src/problem4/mod.rs:5:1 Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] 5 | pub fn solve() -> i32 { Dec 04 18:47:58.930 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.930 INFO [stderr] Dec 04 18:47:58.930 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:58.930 INFO [stderr] --> src/problem5/mod.rs:2:1 Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] 2 | pub fn solve(n: i64) -> i64 { Dec 04 18:47:58.930 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.930 INFO [stderr] Dec 04 18:47:58.930 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:58.930 INFO [stderr] --> src/problem6/mod.rs:3:1 Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] 3 | pub fn solve(upper: i64) -> i64 { Dec 04 18:47:58.930 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.930 INFO [stderr] Dec 04 18:47:58.930 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:58.930 INFO [stderr] --> src/problem7/mod.rs:4:1 Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] 4 | pub fn solve(n: i64) -> i64 { Dec 04 18:47:58.930 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.930 INFO [stderr] Dec 04 18:47:58.930 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:58.930 INFO [stderr] --> src/problem9/mod.rs:5:1 Dec 04 18:47:58.930 INFO [stderr] | Dec 04 18:47:58.930 INFO [stderr] 5 | pub fn solve(constant: i64) -> i64 { Dec 04 18:47:58.930 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.930 INFO [stderr] Dec 04 18:47:58.931 INFO [stderr] warning: method is never used: `get_mem` Dec 04 18:47:58.931 INFO [stderr] --> src/utils/prime.rs:54:5 Dec 04 18:47:58.931 INFO [stderr] | Dec 04 18:47:58.931 INFO [stderr] 54 | pub fn get_mem(&mut self) -> &Vec { Dec 04 18:47:58.931 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.931 INFO [stderr] Dec 04 18:47:58.931 INFO [stderr] warning: function is never used: `reverse` Dec 04 18:47:58.931 INFO [stderr] --> src/utils/number.rs:13:1 Dec 04 18:47:58.931 INFO [stderr] | Dec 04 18:47:58.931 INFO [stderr] 13 | pub fn reverse(n: i32) -> i32 { Dec 04 18:47:58.931 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:58.931 INFO [stderr] Dec 04 18:47:58.933 INFO [stderr] warning: unused import: `std` Dec 04 18:47:58.933 INFO [stderr] --> src/problem3/mod.rs:3:5 Dec 04 18:47:58.933 INFO [stderr] | Dec 04 18:47:58.933 INFO [stderr] 3 | use std; Dec 04 18:47:58.933 INFO [stderr] | ^^^ Dec 04 18:47:58.933 INFO [stderr] | Dec 04 18:47:58.937 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 18:47:58.937 INFO [stderr] Dec 04 18:47:58.937 INFO [stderr] warning: unnecessary parentheses around `for` head expression Dec 04 18:47:58.937 INFO [stderr] --> src/problem9/mod.rs:6:14 Dec 04 18:47:58.937 INFO [stderr] | Dec 04 18:47:58.937 INFO [stderr] 6 | for b in (1..1000) { Dec 04 18:47:58.937 INFO [stderr] | ^^^^^^^^^ help: remove these parentheses Dec 04 18:47:58.937 INFO [stderr] | Dec 04 18:47:58.937 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 04 18:47:58.937 INFO [stderr] Dec 04 18:47:58.937 INFO [stderr] warning: unnecessary parentheses around `for` head expression Dec 04 18:47:58.937 INFO [stderr] --> src/problem9/mod.rs:7:18 Dec 04 18:47:58.937 INFO [stderr] | Dec 04 18:47:58.937 INFO [stderr] 7 | for c in (1..1000) { Dec 04 18:47:58.937 INFO [stderr] | ^^^^^^^^^ help: remove these parentheses Dec 04 18:47:58.937 INFO [stderr] Dec 04 18:47:58.937 INFO [stderr] warning: unused import: `std` Dec 04 18:47:58.937 INFO [stderr] --> src/problem10/mod.rs:3:5 Dec 04 18:47:58.937 INFO [stderr] | Dec 04 18:47:58.937 INFO [stderr] 3 | use std; Dec 04 18:47:58.937 INFO [stderr] | ^^^ Dec 04 18:47:58.937 INFO [stderr] Dec 04 18:47:59.000 INFO [stderr] warning: unused variable: `d1` Dec 04 18:47:59.000 INFO [stderr] --> src/problem4/mod.rs:6:13 Dec 04 18:47:59.000 INFO [stderr] | Dec 04 18:47:59.000 INFO [stderr] 6 | let mut d1 = 1; Dec 04 18:47:59.000 INFO [stderr] | ^^ help: consider using `_d1` instead Dec 04 18:47:59.000 INFO [stderr] | Dec 04 18:47:59.000 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 18:47:59.000 INFO [stderr] Dec 04 18:47:59.000 INFO [stderr] warning: unused variable: `d2` Dec 04 18:47:59.000 INFO [stderr] --> src/problem4/mod.rs:7:13 Dec 04 18:47:59.000 INFO [stderr] | Dec 04 18:47:59.000 INFO [stderr] 7 | let mut d2 = 1; Dec 04 18:47:59.000 INFO [stderr] | ^^ help: consider using `_d2` instead Dec 04 18:47:59.000 INFO [stderr] Dec 04 18:47:59.005 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:59.005 INFO [stderr] --> src/problem3/mod.rs:20:8 Dec 04 18:47:59.005 INFO [stderr] | Dec 04 18:47:59.005 INFO [stderr] 20 | let mut v = prime.get_mem(); Dec 04 18:47:59.005 INFO [stderr] | ----^ Dec 04 18:47:59.005 INFO [stderr] | | Dec 04 18:47:59.005 INFO [stderr] | help: remove this `mut` Dec 04 18:47:59.005 INFO [stderr] | Dec 04 18:47:59.005 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 18:47:59.005 INFO [stderr] Dec 04 18:47:59.006 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:59.006 INFO [stderr] --> src/problem4/mod.rs:6:9 Dec 04 18:47:59.006 INFO [stderr] | Dec 04 18:47:59.006 INFO [stderr] 6 | let mut d1 = 1; Dec 04 18:47:59.006 INFO [stderr] | ----^^ Dec 04 18:47:59.006 INFO [stderr] | | Dec 04 18:47:59.006 INFO [stderr] | help: remove this `mut` Dec 04 18:47:59.006 INFO [stderr] Dec 04 18:47:59.006 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:59.006 INFO [stderr] --> src/problem4/mod.rs:7:9 Dec 04 18:47:59.006 INFO [stderr] | Dec 04 18:47:59.006 INFO [stderr] 7 | let mut d2 = 1; Dec 04 18:47:59.006 INFO [stderr] | ----^^ Dec 04 18:47:59.006 INFO [stderr] | | Dec 04 18:47:59.006 INFO [stderr] | help: remove this `mut` Dec 04 18:47:59.006 INFO [stderr] Dec 04 18:47:59.010 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:59.011 INFO [stderr] --> src/utils/prime.rs:23:13 Dec 04 18:47:59.011 INFO [stderr] | Dec 04 18:47:59.011 INFO [stderr] 23 | let mut v = Vec::new(); Dec 04 18:47:59.011 INFO [stderr] | ----^ Dec 04 18:47:59.011 INFO [stderr] | | Dec 04 18:47:59.011 INFO [stderr] | help: remove this `mut` Dec 04 18:47:59.011 INFO [stderr] Dec 04 18:47:59.011 INFO [stderr] warning: variable does not need to be mutable Dec 04 18:47:59.011 INFO [stderr] --> src/utils/prime.rs:29:13 Dec 04 18:47:59.011 INFO [stderr] | Dec 04 18:47:59.011 INFO [stderr] 29 | let mut v = Vec::with_capacity(capacity); Dec 04 18:47:59.011 INFO [stderr] | ----^ Dec 04 18:47:59.011 INFO [stderr] | | Dec 04 18:47:59.011 INFO [stderr] | help: remove this `mut` Dec 04 18:47:59.011 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:59.013 INFO [stderr] --> src/problem3/mod.rs:6:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 6 | pub fn solve(n: i64) -> i64 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:59.013 INFO [stderr] --> src/problem4/mod.rs:5:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 5 | pub fn solve() -> i32 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:59.013 INFO [stderr] --> src/problem5/mod.rs:2:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 2 | pub fn solve(n: i64) -> i64 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:59.013 INFO [stderr] --> src/problem6/mod.rs:3:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 3 | pub fn solve(upper: i64) -> i64 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:59.013 INFO [stderr] --> src/problem7/mod.rs:4:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 4 | pub fn solve(n: i64) -> i64 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `solve` Dec 04 18:47:59.013 INFO [stderr] --> src/problem9/mod.rs:5:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 5 | pub fn solve(constant: i64) -> i64 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: method is never used: `get_mem` Dec 04 18:47:59.013 INFO [stderr] --> src/utils/prime.rs:54:5 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 54 | pub fn get_mem(&mut self) -> &Vec { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.013 INFO [stderr] warning: function is never used: `reverse` Dec 04 18:47:59.013 INFO [stderr] --> src/utils/number.rs:13:1 Dec 04 18:47:59.013 INFO [stderr] | Dec 04 18:47:59.013 INFO [stderr] 13 | pub fn reverse(n: i32) -> i32 { Dec 04 18:47:59.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 18:47:59.013 INFO [stderr] Dec 04 18:47:59.024 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s Dec 04 18:47:59.026 INFO [stderr] su: No module specific data is present Dec 04 18:47:59.368 INFO running `"docker" "inspect" "c0d358788f6076706232401fc11cfd284423d8259930401085db8aebf65fe1e6"` Dec 04 18:47:59.528 INFO running `"docker" "rm" "-f" "c0d358788f6076706232401fc11cfd284423d8259930401085db8aebf65fe1e6"` Dec 04 18:47:59.735 INFO [stdout] c0d358788f6076706232401fc11cfd284423d8259930401085db8aebf65fe1e6