[INFO] updating cached repository sogapalag/Problems_Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sogapalag/Problems_Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sogapalag/Problems_Rust" "work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/sogapalag/Problems_Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/sogapalag/Problems_Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sogapalag/Problems_Rust" "work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/sogapalag/Problems_Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/sogapalag/Problems_Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a83deb179e94eb54d2472548fcaf158b025d819
[INFO] sha for GitHub repo sogapalag/Problems_Rust: 9a83deb179e94eb54d2472548fcaf158b025d819
[INFO] validating manifest of sogapalag/Problems_Rust on toolchain master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sogapalag/Problems_Rust on toolchain try#097e26225c5cc28d3042ad4c80eac7c488f78ee7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sogapalag/Problems_Rust
[INFO] finished frobbing sogapalag/Problems_Rust
[INFO] frobbed toml for sogapalag/Problems_Rust written to work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/sogapalag/Problems_Rust/Cargo.toml
[INFO] started frobbing sogapalag/Problems_Rust
[INFO] finished frobbing sogapalag/Problems_Rust
[INFO] frobbed toml for sogapalag/Problems_Rust written to work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/sogapalag/Problems_Rust/Cargo.toml
[INFO] crate sogapalag/Problems_Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/sogapalag/Problems_Rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sogapalag/Problems_Rust against master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4 for pr-60932
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60932/worker-3/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/sogapalag/Problems_Rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d997249d0f695d0d11b561c04aecbee8aa3adcc5490ae8f670f158f7c0c418a
[INFO] running `"docker" "start" "-a" "7d997249d0f695d0d11b561c04aecbee8aa3adcc5490ae8f670f158f7c0c418a"`
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]     Checking Problems_Rust v0.1.0 (/opt/crater/workdir)
[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: unused import: `Primes`
[INFO] [stderr]  --> src/bin/pe_012.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use primal::{Primes, Sieve};
[INFO] [stderr]   |              ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check`
[INFO] [stderr]   --> src/bin/pe_044.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn check(p: u64) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `P`
[INFO] [stderr]   --> src/bin/pe_044.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn P(n: u64) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `P` should have a snake case name
[INFO] [stderr]   --> src/bin/pe_044.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn P(n: u64) -> u64 {
[INFO] [stderr]    |    ^ help: convert the identifier to snake case: `p`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] 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] 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] error: Could not compile `Problems_Rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/bin/pe_067.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, BufReader};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | 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` head expression
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:79:14
[INFO] [stderr]    |
[INFO] [stderr] 79 |     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: `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] error: expected item after doc comment
[INFO] [stderr]  --> src/bin/pe_009.rs:6:1
[INFO] [stderr]   |
[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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `Primes`
[INFO] [stderr]  --> src/bin/pe_023.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | use primal::{Primes, Sieve};
[INFO] [stderr]   |              ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] 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] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn compute(N: usize, K: usize, v: &Vec<f64>) -> f64 {
[INFO] [stderr]    |            ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `K` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn compute(N: usize, K: usize, v: &Vec<f64>) -> f64 {
[INFO] [stderr]    |                      ^ help: convert the identifier to snake case: `k`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Ev` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let Ev = rsum[0] / n;
[INFO] [stderr]    |         ^^ help: convert the identifier to snake case: `ev`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let N = nk[0];
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `K` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let K = nk[1];
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `k`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let T = read!(usize);
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `t`
[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] 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] error: Could not compile `Problems_Rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | 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` head expression
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:79:14
[INFO] [stderr]    |
[INFO] [stderr] 79 |     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: variable `N` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn compute(N: usize, K: usize, v: &Vec<f64>) -> f64 {
[INFO] [stderr]    |            ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `K` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn compute(N: usize, K: usize, v: &Vec<f64>) -> f64 {
[INFO] [stderr]    |                      ^ help: convert the identifier to snake case: `k`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Ev` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let Ev = rsum[0] / n;
[INFO] [stderr]    |         ^^ help: convert the identifier to snake case: `ev`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let N = nk[0];
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `K` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let K = nk[1];
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `k`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]   --> src/bin/ks_2018a2.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let T = read!(usize);
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/bin/pe_034.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let L = 3_000_000;
[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] error: build failed
[INFO] running `"docker" "inspect" "7d997249d0f695d0d11b561c04aecbee8aa3adcc5490ae8f670f158f7c0c418a"`
[INFO] running `"docker" "rm" "-f" "7d997249d0f695d0d11b561c04aecbee8aa3adcc5490ae8f670f158f7c0c418a"`
[INFO] [stdout] 7d997249d0f695d0d11b561c04aecbee8aa3adcc5490ae8f670f158f7c0c418a