[INFO] updating cached repository https://github.com/sogapalag/Problems_Rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c22bcbd6f76a287581cc261ab73b53ce01fc3aca
[INFO] checking sogapalag/Problems_Rust against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsogapalag%2FProblems_Rust" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sogapalag/Problems_Rust on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sogapalag/Problems_Rust
[INFO] finished tweaking git repo https://github.com/sogapalag/Problems_Rust
[INFO] tweaked toml for git repo https://github.com/sogapalag/Problems_Rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sogapalag/Problems_Rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa8d672fb140120494dfd083f0100c8ccc3b2c216ad29e1b88fbfe6b95686b03
[INFO] running `"docker" "start" "-a" "aa8d672fb140120494dfd083f0100c8ccc3b2c216ad29e1b88fbfe6b95686b03"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking Problems_Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected item after doc comment
[INFO] [stderr]  --> src/bin/pe_009.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / /// note c = 500 -ab/1000
[INFO] [stderr] 2 | | /// => a+b = 500 + ab/1000
[INFO] [stderr] 3 | | /// simple a/5, b=200,
[INFO] [stderr] 4 | | /// => 4a/5 = 300 => a = 375
[INFO] [stderr] 5 | | /// thus 
[INFO] [stderr]   | |_________- other attributes here
[INFO] [stderr] 6 |   /// abc = 375*200*425 = 31875000
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this doc comment doesn't document anything
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `Problems_Rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `ndarray`
[INFO] [stderr]  --> src/bin/pe_237.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate ndarray;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/bin/ks_2018a3.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/bin/ks_2018a3.rs:129:14
[INFO] [stderr]     |
[INFO] [stderr] 129 |     for t in (1..T + 1) {
[INFO] [stderr]     |              ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap`, `HashSet`
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:48:24
[INFO] [stderr]    |
[INFO] [stderr] 48 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]    |                        ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `vuu` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:52:6
[INFO] [stderr]    |
[INFO] [stderr] 52 | type vuu = Vec<[u32; 2]>;
[INFO] [stderr]    |      ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vuu`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sundays_in_Jans`
[INFO] [stderr]  --> src/bin/pe_019.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn sundays_in_Jans(start_yr: i32, end_yr: i32) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:69:34
[INFO] [stderr]    |
[INFO] [stderr] 69 | use std::collections::{BTreeMap, BTreeSet};
[INFO] [stderr]    |                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap`, `HashSet`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]    |                        ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `mem`, `ptr`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:71:11
[INFO] [stderr]    |
[INFO] [stderr] 71 | use std::{mem, ptr};
[INFO] [stderr]    |           ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `vi32` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:73:6
[INFO] [stderr]    |
[INFO] [stderr] 73 | type vi32 = Vec<i32>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vi32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `vi64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:74:6
[INFO] [stderr]    |
[INFO] [stderr] 74 | type vi64 = Vec<i64>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vi64`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vu32` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:75:6
[INFO] [stderr]    |
[INFO] [stderr] 75 | type vu32 = Vec<u32>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vu32`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vu64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:76:6
[INFO] [stderr]    |
[INFO] [stderr] 76 | type vu64 = Vec<u64>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vu64`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vusz` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:77:6
[INFO] [stderr]    |
[INFO] [stderr] 77 | type vusz = Vec<usize>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vusz`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vf32` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:78:6
[INFO] [stderr]    |
[INFO] [stderr] 78 | type vf32 = Vec<f32>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vf32`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vf64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:79:6
[INFO] [stderr]    |
[INFO] [stderr] 79 | type vf64 = Vec<f64>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vf64`
[INFO] [stderr] 
[INFO] [stderr] warning: function `sundays_in_Jans` should have a snake case name
[INFO] [stderr]  --> src/bin/pe_019.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn sundays_in_Jans(start_yr: i32, end_yr: i32) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sundays_in_jans`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/bin/ks_2018b2.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap`, `HashSet`
[INFO] [stderr]   --> src/bin/ks_2018b2.rs:46:24
[INFO] [stderr]    |
[INFO] [stderr] 46 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]    |                        ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/bin/ks_2018b2.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap`, `HashSet`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:69:24
[INFO] [stderr]    |
[INFO] [stderr] 69 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]    |                        ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BTreeMap`, `BTreeSet`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 | use std::collections::{BTreeMap, BTreeSet};
[INFO] [stderr]    |                        ^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `mem`, `ptr`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:71:11
[INFO] [stderr]    |
[INFO] [stderr] 71 | use std::{mem, ptr};
[INFO] [stderr]    |           ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `vi32` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:73:6
[INFO] [stderr]    |
[INFO] [stderr] 73 | type vi32 = Vec<i32>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vi32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `vi64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:74:6
[INFO] [stderr]    |
[INFO] [stderr] 74 | type vi64 = Vec<i64>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vi64`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vu32` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:75:6
[INFO] [stderr]    |
[INFO] [stderr] 75 | type vu32 = Vec<u32>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vu32`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vu64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:76:6
[INFO] [stderr]    |
[INFO] [stderr] 76 | type vu64 = Vec<u64>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vu64`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vusz` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:77:6
[INFO] [stderr]    |
[INFO] [stderr] 77 | type vusz = Vec<usize>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vusz`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vf32` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:78:6
[INFO] [stderr]    |
[INFO] [stderr] 78 | type vf32 = Vec<f32>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vf32`
[INFO] [stderr] 
[INFO] [stderr] warning: type `vf64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:79:6
[INFO] [stderr]    |
[INFO] [stderr] 79 | type vf64 = Vec<f64>;
[INFO] [stderr]    |      ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vf64`
[INFO] [stderr] 
[INFO] [stderr] warning: type `v2i64` should have an upper camel case name
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 | type v2i64 = Vec<[i64;2]>;
[INFO] [stderr]    |      ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `V2i64`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `L`
[INFO] [stderr]   --> src/bin/ks_2018a3.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let L = read!();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_L`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `h`
[INFO] [stderr]  --> src/bin/pe_024.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let h = (1..10).fold(1, |acc, i| {
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/bin/cf_553.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{self, BufRead};
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]   --> src/bin/pe_024.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut T = 1;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/ks_2018a3.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut v: Vec<_>;
[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/bin/ks_2018a3.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut ssnabcd: Vec<_>;
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a3.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let L = read!();
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SE` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a3.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let SE = [w.as_bytes()[0], w.as_bytes()[wlen - 1]];
[INFO] [stderr]    |             ^^ help: convert the identifier to snake case: `se`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SE` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018a3.rs:111:17
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let SE = [longs[w_s], longs[w_e]];
[INFO] [stderr]     |                 ^^ help: convert the identifier to snake case: `se`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018a3.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let T = read!(usize);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut v: Vec<_>;
[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/bin/ks_2018b2_unsafe.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let mut abc: Vec<_>;
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/bin/ks_2018b2_unsafe.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         unsafe {
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `L`
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     const L: usize = 16;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/cf_553.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     stdin.read_line(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/cf_553.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         stdin.read_line(&mut buffer);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/ks_2018b2.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut v: Vec<_>;
[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/bin/ks_2018b2.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut abc: Vec<_>;
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018b2.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let T = read!(usize);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut vp: vi64;
[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/bin/ks_2018d2.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let mut vh: vi64;
[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/bin/ks_2018d2.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut vx: vi64;
[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/bin/ks_2018d2.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let mut vy: vi64;
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vi32`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | type vi32 = Vec<i32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vu32`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | type vu32 = Vec<u32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vu64`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | type vu64 = Vec<u64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vusz`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | type vusz = Vec<usize>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vf32`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | type vf32 = Vec<f32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vf64`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | type vf64 = Vec<f64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `v2i64`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | type v2i64 = Vec<[i64;2]>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MOD`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:83:1
[INFO] [stderr]    |
[INFO] [stderr] 83 | const MOD: u64 = 1_000_000_007;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `NINF`
[INFO] [stderr]   --> src/bin/ks_2018d2.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | const NINF: i64 = i64::min_value();
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `PH` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018d2.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut PH = [0, 0];
[INFO] [stderr]     |             ^^ help: convert the identifier to snake case: `ph`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018d2.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let T = read!(usize);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vi32`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | type vi32 = Vec<i32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vi64`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | type vi64 = Vec<i64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vu32`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | type vu32 = Vec<u32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vu64`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | type vu64 = Vec<u64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vusz`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | type vusz = Vec<usize>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vf32`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | type vf32 = Vec<f32>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `vf64`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | type vf64 = Vec<f64>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MOD`
[INFO] [stderr]   --> src/bin/ks_2018d1.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | const MOD: u64 = 1_000_000_007;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018d1.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let T = read!(usize);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `dp` should have an upper case name
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 | static mut dp: &'static mut [[u64; (1u32 << 16) as usize]; 101] =
[INFO] [stderr]    |            ^^ help: convert the identifier to upper case: `DP`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `ok` should have an upper case name
[INFO] [stderr]   --> src/bin/ks_2018b2_unsafe.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 | static mut ok: &'static mut [[bool; (1u32 << 16) as usize]; 101] =
[INFO] [stderr]    |            ^^ help: convert the identifier to upper case (notice the capitalization): `OK`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]    --> src/bin/ks_2018b2_unsafe.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let T = read!(usize);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "aa8d672fb140120494dfd083f0100c8ccc3b2c216ad29e1b88fbfe6b95686b03"`
[INFO] running `"docker" "rm" "-f" "aa8d672fb140120494dfd083f0100c8ccc3b2c216ad29e1b88fbfe6b95686b03"`
[INFO] [stdout] aa8d672fb140120494dfd083f0100c8ccc3b2c216ad29e1b88fbfe6b95686b03