[INFO] updating cached repository hgentry/euler [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/hgentry/euler [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/hgentry/euler" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/hgentry/euler"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/hgentry/euler'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/hgentry/euler" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/hgentry/euler"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/hgentry/euler'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f23f520d8658f312214641f5f5b601460e946eb4 [INFO] sha for GitHub repo hgentry/euler: f23f520d8658f312214641f5f5b601460e946eb4 [INFO] validating manifest of hgentry/euler on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hgentry/euler on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hgentry/euler [INFO] finished frobbing hgentry/euler [INFO] frobbed toml for hgentry/euler written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/hgentry/euler/Cargo.toml [INFO] started frobbing hgentry/euler [INFO] finished frobbing hgentry/euler [INFO] frobbed toml for hgentry/euler written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/hgentry/euler/Cargo.toml [INFO] crate hgentry/euler has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing hgentry/euler against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/hgentry/euler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 1794df97aeb11ff24dcacef44a894ec49407c0c0647eacdf49697ce1f65e958c [INFO] running `"docker" "start" "-a" "1794df97aeb11ff24dcacef44a894ec49407c0c0647eacdf49697ce1f65e958c"` [INFO] [stderr] Compiling ord_subset v3.1.0 [INFO] [stderr] Compiling euler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/problems/p37.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | if(left_truncatable(p)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::primes` [INFO] [stderr] --> src/problems/p40.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use utils::primes; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::primes` [INFO] [stderr] --> src/problems/p42.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use utils::primes; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::vec` [INFO] [stderr] --> src/problems/p43.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use utils::vec; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::BTreeMap` [INFO] [stderr] --> src/problems/p615.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/problems/p615.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/problems/p615.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problems/p43.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | Some(i) => {}, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problems/p42.rs:6:6 [INFO] [stderr] | [INFO] [stderr] 6 | let mut list : Vec = strings::process_list(s); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problems/p43.rs:10:7 [INFO] [stderr] | [INFO] [stderr] 10 | let mut sv = to_vec(seventeen); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/utils/math.rs:97:25 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn next_permutation(mut input: &Vec) -> Vec { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/utils/math.rs:161:25 [INFO] [stderr] | [INFO] [stderr] 161 | pub fn prev_permutation(mut input: &Vec) -> Vec { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `right_truncatable` [INFO] [stderr] --> src/problems/p37.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn right_truncatable(p: i64) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `next_permutation` [INFO] [stderr] --> src/utils/math.rs:97:1 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn next_permutation(mut input: &Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `list_primes` [INFO] [stderr] --> src/utils/primes.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn list_primes(max: i64) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `char_as_val` [INFO] [stderr] --> src/utils/strings.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn char_as_val(c: char) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `subvec` [INFO] [stderr] --> src/utils/vec.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn subvec(v: &Vec, a: usize, b: usize) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.00s [INFO] running `"docker" "inspect" "1794df97aeb11ff24dcacef44a894ec49407c0c0647eacdf49697ce1f65e958c"` [INFO] running `"docker" "rm" "-f" "1794df97aeb11ff24dcacef44a894ec49407c0c0647eacdf49697ce1f65e958c"` [INFO] [stdout] 1794df97aeb11ff24dcacef44a894ec49407c0c0647eacdf49697ce1f65e958c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/hgentry/euler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 337542e140c527f4762edcf344cc2905145896447a2fa910428edceceb3b455f [INFO] running `"docker" "start" "-a" "337542e140c527f4762edcf344cc2905145896447a2fa910428edceceb3b455f"` [INFO] [stderr] Compiling euler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/problems/p37.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | if(left_truncatable(p)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::primes` [INFO] [stderr] --> src/problems/p40.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use utils::primes; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::primes` [INFO] [stderr] --> src/problems/p42.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use utils::primes; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::vec` [INFO] [stderr] --> src/problems/p43.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use utils::vec; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::BTreeMap` [INFO] [stderr] --> src/problems/p615.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/problems/p615.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/problems/p615.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/problems/p43.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | Some(i) => {}, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problems/p42.rs:6:6 [INFO] [stderr] | [INFO] [stderr] 6 | let mut list : Vec = strings::process_list(s); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problems/p43.rs:10:7 [INFO] [stderr] | [INFO] [stderr] 10 | let mut sv = to_vec(seventeen); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/utils/math.rs:97:25 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn next_permutation(mut input: &Vec) -> Vec { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/utils/math.rs:161:25 [INFO] [stderr] | [INFO] [stderr] 161 | pub fn prev_permutation(mut input: &Vec) -> Vec { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `right_truncatable` [INFO] [stderr] --> src/problems/p37.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn right_truncatable(p: i64) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `next_permutation` [INFO] [stderr] --> src/utils/math.rs:97:1 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn next_permutation(mut input: &Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `list_primes` [INFO] [stderr] --> src/utils/primes.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn list_primes(max: i64) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `char_as_val` [INFO] [stderr] --> src/utils/strings.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn char_as_val(c: char) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `subvec` [INFO] [stderr] --> src/utils/vec.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn subvec(v: &Vec, a: usize, b: usize) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `"docker" "inspect" "337542e140c527f4762edcf344cc2905145896447a2fa910428edceceb3b455f"` [INFO] running `"docker" "rm" "-f" "337542e140c527f4762edcf344cc2905145896447a2fa910428edceceb3b455f"` [INFO] [stdout] 337542e140c527f4762edcf344cc2905145896447a2fa910428edceceb3b455f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/hgentry/euler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] 586f2d992f0409881601592056d7e26b74f6bf91d28926f83aff05bcb8eb81cf [INFO] running `"docker" "start" "-a" "586f2d992f0409881601592056d7e26b74f6bf91d28926f83aff05bcb8eb81cf"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/euler-83c18fdce2e46556 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "586f2d992f0409881601592056d7e26b74f6bf91d28926f83aff05bcb8eb81cf"` [INFO] running `"docker" "rm" "-f" "586f2d992f0409881601592056d7e26b74f6bf91d28926f83aff05bcb8eb81cf"` [INFO] [stdout] 586f2d992f0409881601592056d7e26b74f6bf91d28926f83aff05bcb8eb81cf