[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/beta-1.38-1/sources/1.37.0/gh/sogapalag/Problems_Rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sogapalag/Problems_Rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sogapalag/Problems_Rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sogapalag/Problems_Rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sogapalag/Problems_Rust on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml"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" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sogapalag/Problems_Rust against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 80c89b64208b1864ac624fd7265ec4a1639839fe2b0a778233fc844305b5e5c4 [INFO] running `"docker" "start" "-a" "80c89b64208b1864ac624fd7265ec4a1639839fe2b0a778233fc844305b5e5c4"` [INFO] [stderr] Compiling primal-bit v0.2.4 [INFO] [stderr] Compiling primal-check v0.2.3 [INFO] [stderr] Compiling chrono v0.4.7 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling primal-sieve v0.2.9 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling primal v0.2.3 [INFO] [stderr] Compiling Problems_Rust v0.1.0 (/opt/crater/workdir) [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: `Duration` [INFO] [stderr] --> src/bin/pe_036.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [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 does not need to be mutable [INFO] [stderr] --> src/bin/ks_2018a2.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | let mut nk: 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 `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 { [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 { [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: unnecessary parentheses around function argument [INFO] [stderr] --> src/bin/pe_030.rs:23:19 [INFO] [stderr] | [INFO] [stderr] 23 | sp += pow((x % 10), 5); [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/pe_030.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let N: usize = 360_000; [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] error: build failed [INFO] running `"docker" "inspect" "80c89b64208b1864ac624fd7265ec4a1639839fe2b0a778233fc844305b5e5c4"` [INFO] running `"docker" "rm" "-f" "80c89b64208b1864ac624fd7265ec4a1639839fe2b0a778233fc844305b5e5c4"` [INFO] [stdout] 80c89b64208b1864ac624fd7265ec4a1639839fe2b0a778233fc844305b5e5c4