[INFO] updating cached repository sciyoshi/euler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sciyoshi/euler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sciyoshi/euler" "work/ex/beta-1.37-6/sources/1.36.0/gh/sciyoshi/euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/sciyoshi/euler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sciyoshi/euler" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sciyoshi/euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sciyoshi/euler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82220e62954758d66ff70909e04fd7a5208addde
[INFO] sha for GitHub repo sciyoshi/euler: 82220e62954758d66ff70909e04fd7a5208addde
[INFO] validating manifest of sciyoshi/euler on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sciyoshi/euler on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sciyoshi/euler
[INFO] finished frobbing sciyoshi/euler
[INFO] frobbed toml for sciyoshi/euler written to work/ex/beta-1.37-6/sources/1.36.0/gh/sciyoshi/euler/Cargo.toml
[INFO] started frobbing sciyoshi/euler
[INFO] finished frobbing sciyoshi/euler
[INFO] frobbed toml for sciyoshi/euler written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sciyoshi/euler/Cargo.toml
[INFO] crate sciyoshi/euler already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sciyoshi/euler against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/sciyoshi/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] e8998610c3275ed71adf0e4f496573e78fbad6a80afe06a905964c05a7b12fb6
[INFO] running `"docker" "start" "-a" "e8998610c3275ed71adf0e4f496573e78fbad6a80afe06a905964c05a7b12fb6"`
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling ndarray v0.7.1
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling encode_unicode v0.2.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.12
[INFO] [stderr]    Compiling csv v0.14.7
[INFO] [stderr]    Compiling itertools v0.5.6
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling atty v0.2.1
[INFO] [stderr]    Compiling term v0.4.4
[INFO] [stderr]    Compiling primal-check v0.2.2
[INFO] [stderr]    Compiling roaring v0.4.0
[INFO] [stderr]    Compiling mod_exp v1.0.0
[INFO] [stderr]    Compiling mod_pow v0.1.0 (https://github.com/kunerd/mod_pow#c3a01b12)
[INFO] [stderr]    Compiling primal-bit v0.2.3
[INFO] [stderr]    Compiling primal-sieve v0.2.6
[INFO] [stderr]    Compiling prettytable-rs v0.6.6
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem75.rs:41:20
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for total in (sum...limit).step_by(sum) {
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for total in (sum..limit).step_by(sum) {
[INFO] [stderr]    |                          ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for total in (sum..=limit).step_by(sum) {
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem91.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for x in 1...bound {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for x in 1..bound {
[INFO] [stderr]    |               ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for x in 1..=bound {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem91.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         for y in 1...x {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 18 |         for y in 1..x {
[INFO] [stderr]    |                   ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 18 |         for y in 1..=x {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem93.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         for j in i...k {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 86 |         for j in i..k {
[INFO] [stderr]    |                   ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 86 |         for j in i..=k {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem94.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 |     for i in (3...limit).step_by(2) {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 11 |     for i in (3..limit).step_by(2) {
[INFO] [stderr]    |                ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 11 |     for i in (3..=limit).step_by(2) {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem94.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for i in (3...limit).step_by(2) {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for i in (3..limit).step_by(2) {
[INFO] [stderr]    |                ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for i in (3..=limit).step_by(2) {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem96.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for digit in 1...9 {
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for digit in 1..9 {
[INFO] [stderr]    |                       ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for digit in 1..=9 {
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem96.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 for digit in 1...9 {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 for digit in 1..9 {
[INFO] [stderr]    |                               ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 for digit in 1..=9 {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem98.rs:54:28
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let squares: Vec<u64> = (1...limit).map(|n| n * n).collect();
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let squares: Vec<u64> = (1..limit).map(|n| n * n).collect();
[INFO] [stderr]    |                               ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let squares: Vec<u64> = (1..=limit).map(|n| n * n).collect();
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]  --> src/problem124.rs:9:42
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut result: Vec<(usize, usize)> = (1...limit).map(|n| (sieve.factor(n).unwrap().iter().map(|&(p, _)| p).product(), n)).collect();
[INFO] [stderr]   |                                             ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut result: Vec<(usize, usize)> = (1..limit).map(|n| (sieve.factor(n).unwrap().iter().map(|&(p, _)| p).product(), n)).collect();
[INFO] [stderr]   |                                             ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut result: Vec<(usize, usize)> = (1..=limit).map(|n| (sieve.factor(n).unwrap().iter().map(|&(p, _)| p).product(), n)).collect();
[INFO] [stderr]   |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:29:40
[INFO] [stderr]    |
[INFO] [stderr] 29 |         diag1_max = max(diag1_max, max_sum((0...i).zip((0...i).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 29 |         diag1_max = max(diag1_max, max_sum((0..i).zip((0...i).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 29 |         diag1_max = max(diag1_max, max_sum((0..=i).zip((0...i).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:29:52
[INFO] [stderr]    |
[INFO] [stderr] 29 |         diag1_max = max(diag1_max, max_sum((0...i).zip((0...i).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                          ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 29 |         diag1_max = max(diag1_max, max_sum((0...i).zip((0..i).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                          ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 29 |         diag1_max = max(diag1_max, max_sum((0...i).zip((0..=i).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:30:50
[INFO] [stderr]    |
[INFO] [stderr] 30 |         diag2_max = max(diag2_max, max_sum((dim - 1 - i...dim - 1).zip(0...i).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                        ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 30 |         diag2_max = max(diag2_max, max_sum((dim - 1 - i..dim - 1).zip(0...i).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                        ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 30 |         diag2_max = max(diag2_max, max_sum((dim - 1 - i..=dim - 1).zip(0...i).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:30:67
[INFO] [stderr]    |
[INFO] [stderr] 30 |         diag2_max = max(diag2_max, max_sum((dim - 1 - i...dim - 1).zip(0...i).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                                         ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 30 |         diag2_max = max(diag2_max, max_sum((dim - 1 - i...dim - 1).zip(0..i).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                                         ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 30 |         diag2_max = max(diag2_max, max_sum((dim - 1 - i...dim - 1).zip(0..=i).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |         diag1_max = max(diag1_max, max_sum((i...dim - 1).zip((i...dim - 1).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 34 |         diag1_max = max(diag1_max, max_sum((i..dim - 1).zip((i...dim - 1).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 34 |         diag1_max = max(diag1_max, max_sum((i..=dim - 1).zip((i...dim - 1).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:34:58
[INFO] [stderr]    |
[INFO] [stderr] 34 |         diag1_max = max(diag1_max, max_sum((i...dim - 1).zip((i...dim - 1).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                                ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 34 |         diag1_max = max(diag1_max, max_sum((i...dim - 1).zip((i..dim - 1).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                                ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 34 |         diag1_max = max(diag1_max, max_sum((i...dim - 1).zip((i..=dim - 1).rev()).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                                ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:35:40
[INFO] [stderr]    |
[INFO] [stderr] 35 |         diag2_max = max(diag2_max, max_sum((0...i).zip(i...dim - 1).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 35 |         diag2_max = max(diag2_max, max_sum((0..i).zip(i...dim - 1).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 35 |         diag2_max = max(diag2_max, max_sum((0..=i).zip(i...dim - 1).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem149.rs:35:51
[INFO] [stderr]    |
[INFO] [stderr] 35 |         diag2_max = max(diag2_max, max_sum((0...i).zip(i...dim - 1).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                         ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 35 |         diag2_max = max(diag2_max, max_sum((0...i).zip(i..dim - 1).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                         ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 35 |         diag2_max = max(diag2_max, max_sum((0...i).zip(i..=dim - 1).map(|(i, j)| &arr[[i, j]])));
[INFO] [stderr]    |                                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem185.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |     for digit in 1...size {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 74 |     for digit in 1..size {
[INFO] [stderr]    |                   ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 74 |     for digit in 1..=size {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem185.rs:80:14
[INFO] [stderr]    |
[INFO] [stderr] 80 |     for pos in 1...size {
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 80 |     for pos in 1..size {
[INFO] [stderr]    |                 ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 80 |     for pos in 1..=size {
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem185.rs:81:17
[INFO] [stderr]    |
[INFO] [stderr] 81 |         for digit in 0...9 {
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 81 |         for digit in 0..9 {
[INFO] [stderr]    |                       ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 81 |         for digit in 0..=9 {
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `...`
[INFO] [stderr]   --> src/problem162.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 |     format!("{:X}", (1...16).map(|n| count(n)).sum::<i64>())
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] help: use `..` for an exclusive range
[INFO] [stderr]    |
[INFO] [stderr] 10 |     format!("{:X}", (1..16).map(|n| count(n)).sum::<i64>())
[INFO] [stderr]    |                       ^^
[INFO] [stderr] help: or `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] 10 |     format!("{:X}", (1..=16).map(|n| count(n)).sum::<i64>())
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(inclusive_range_syntax, step_by, conservative_impl_trait, ptr_eq)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/problem91.rs:22:45
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let min = cmp::max(-frac!(y / xp), frac!((x - bound) / yp));
[INFO] [stderr]    |                                                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/problem91.rs:23:44
[INFO] [stderr]    |
[INFO] [stderr] 23 |             let max = cmp::min(frac!(x / yp), frac!((bound - y) / xp));
[INFO] [stderr]    |                                                     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/problem75.rs:41:38
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for total in (sum...limit).step_by(sum) {
[INFO] [stderr]    |                                            ^^^ expected usize, found u64
[INFO] [stderr] help: you can convert an `u64` to `usize` and panic if the converted value wouldn't fit
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for total in (sum...limit).step_by(sum.try_into().unwrap()) {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 24 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `euler`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e8998610c3275ed71adf0e4f496573e78fbad6a80afe06a905964c05a7b12fb6"`
[INFO] running `"docker" "rm" "-f" "e8998610c3275ed71adf0e4f496573e78fbad6a80afe06a905964c05a7b12fb6"`
[INFO] [stdout] e8998610c3275ed71adf0e4f496573e78fbad6a80afe06a905964c05a7b12fb6