[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-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/sogapalag/Problems_Rust"` [INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/sogapalag/Problems_Rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sogapalag/Problems_Rust" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sogapalag/Problems_Rust"` [INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sogapalag/Problems_Rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c22bcbd6f76a287581cc261ab73b53ce01fc3aca [INFO] sha for GitHub repo sogapalag/Problems_Rust: c22bcbd6f76a287581cc261ab73b53ce01fc3aca [INFO] validating manifest of sogapalag/Problems_Rust on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sogapalag/Problems_Rust on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-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-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/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-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sogapalag/Problems_Rust/Cargo.toml [INFO] crate sogapalag/Problems_Rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/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/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking sogapalag/Problems_Rust against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sogapalag/Problems_Rust:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0403b1547dcf1b06884db8bd1f0cd572a685d02a647c19b0d83e4997123fc21f [INFO] running `"docker" "start" "-a" "0403b1547dcf1b06884db8bd1f0cd572a685d02a647c19b0d83e4997123fc21f"` [INFO] [stderr] Checking num-bigint v0.2.2 [INFO] [stderr] Checking primal-check v0.2.3 [INFO] [stderr] Checking chrono v0.4.7 [INFO] [stderr] Checking primal v0.2.3 [INFO] [stderr] Checking num-rational v0.2.2 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking Problems_Rust v0.1.0 (/opt/crater/workdir) [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: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/bin/ks_2018a1.rs:75:14 [INFO] [stderr] | [INFO] [stderr] 75 | 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: crate `Problems_Rust` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `problems_rust` [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 `N` should have a snake case name [INFO] [stderr] --> src/bin/ks_2018a1.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | fn compute(N: &String) -> u64 { [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 `SUB` should have a snake case name [INFO] [stderr] --> src/bin/ks_2018a1.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let SUB = n - down.parse::().unwrap(); [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `sub` [INFO] [stderr] [INFO] [stderr] warning: variable `ADD` should have a snake case name [INFO] [stderr] --> src/bin/ks_2018a1.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | let ADD = up.parse::().unwrap() - n; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `add` [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> src/bin/ks_2018a1.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let N = read!(String); [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] [INFO] [stderr] warning: variable `T` should have a snake case name [INFO] [stderr] --> src/bin/ks_2018a1.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | let T = read!(usize); [INFO] [stderr] | ^ help: convert the identifier to snake case: `t` [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: unused import: `std::cmp` [INFO] [stderr] --> src/bin/ks_2018b1.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | 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_2018b1.rs:41:24 [INFO] [stderr] | [INFO] [stderr] 41 | use std::collections::{HashMap, HashSet}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/bin/ks_2018b1.rs:90:14 [INFO] [stderr] | [INFO] [stderr] 90 | 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 does not need to be mutable [INFO] [stderr] --> src/bin/ks_2018b1.rs:82:9 [INFO] [stderr] | [INFO] [stderr] 82 | let mut fl: 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 `T` should have a snake case name [INFO] [stderr] --> src/bin/ks_2018b1.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | 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] error: build failed [INFO] running `"docker" "inspect" "0403b1547dcf1b06884db8bd1f0cd572a685d02a647c19b0d83e4997123fc21f"` [INFO] running `"docker" "rm" "-f" "0403b1547dcf1b06884db8bd1f0cd572a685d02a647c19b0d83e4997123fc21f"` [INFO] [stdout] 0403b1547dcf1b06884db8bd1f0cd572a685d02a647c19b0d83e4997123fc21f