[INFO] cloning repository https://github.com/sogapalag/Problems_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sogapalag/Problems_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsogapalag%2FProblems_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsogapalag%2FProblems_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c22bcbd6f76a287581cc261ab73b53ce01fc3aca [INFO] checking sogapalag/Problems_Rust against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsogapalag%2FProblems_Rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sogapalag/Problems_Rust on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-7/source/Cargo.toml [INFO] crate git repo https://github.com/sogapalag/Problems_Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-7/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7fc69da7146ea854945c490242d22a26cacafbc89d5dfea17c66761fa716e2f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e7fc69da7146ea854945c490242d22a26cacafbc89d5dfea17c66761fa716e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7fc69da7146ea854945c490242d22a26cacafbc89d5dfea17c66761fa716e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7fc69da7146ea854945c490242d22a26cacafbc89d5dfea17c66761fa716e2f", kill_on_drop: false }` [INFO] [stdout] e7fc69da7146ea854945c490242d22a26cacafbc89d5dfea17c66761fa716e2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b58e9fd1b5d376e54d7e2f6167ea2dee453b2f24cb72d8036226731db5845d6a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b58e9fd1b5d376e54d7e2f6167ea2dee453b2f24cb72d8036226731db5845d6a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling libc v0.2.84 [INFO] [stderr] Checking hamming v0.1.3 [INFO] [stderr] Checking primal-estimate v0.2.1 [INFO] [stderr] Checking primal-bit v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking primal-sieve v0.2.9 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking primal-check v0.2.3 [INFO] [stderr] Checking chrono v0.4.19 [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] [stdout] error: expected item after doc comment [INFO] [stdout] --> src/bin/pe_009.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 1 | / /// note c = 500 -ab/1000 [INFO] [stdout] 2 | | /// => a+b = 500 + ab/1000 [INFO] [stdout] 3 | | /// simple a/5, b=200, [INFO] [stdout] 4 | | /// => 4a/5 = 300 => a = 375 [INFO] [stdout] 5 | | /// thus [INFO] [stdout] | |_________- other attributes here [INFO] [stdout] 6 | /// abc = 375*200*425 = 31875000 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this doc comment doesn't document anything [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [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] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/bin/ks_2018b1.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Primes` [INFO] [stdout] --> src/bin/pe_021.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | use primal::{Primes, Sieve}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashMap`, `HashSet` [INFO] [stdout] --> src/bin/ks_2018b1.rs:41:24 [INFO] [stdout] | [INFO] [stdout] 41 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/bin/ks_2018b1.rs:90:14 [INFO] [stdout] | [INFO] [stdout] 90 | for t in (1..T + 1) { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/bin/ks_2018b2.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashMap`, `HashSet` [INFO] [stdout] --> src/bin/ks_2018b2.rs:46:24 [INFO] [stdout] | [INFO] [stdout] 46 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/bin/ks_2018b2.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `naive` [INFO] [stdout] --> src/bin/pe_256.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn naive() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `target` [INFO] [stdout] --> src/bin/pe_256.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | const target: usize = 200; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/bin/pe_256.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut T = vec![0; S]; [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `target` should have an upper case name [INFO] [stdout] --> src/bin/pe_256.rs:60:11 [INFO] [stdout] | [INFO] [stdout] 60 | const target: usize = 200; [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `TARGET` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/bin/pe_256.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut T = vec![0; 5 + N >> 1]; [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SQN` should have a snake case name [INFO] [stdout] --> src/bin/pe_256.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let SQN = (N as f64).sqrt() as usize; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `sqn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `LIMIT` should have a snake case name [INFO] [stdout] --> src/bin/pe_021.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | fn solve(LIMIT: usize) -> usize { [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `limit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ks_2018b1.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | let mut fl: Vec<_>; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/bin/ks_2018b1.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let T = read!(usize); [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/bin/cf_553.rs:8:21 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{self, BufRead}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ks_2018b2.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let mut v: Vec<_>; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ks_2018b2.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut abc: Vec<_>; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/bin/ks_2018b2.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | let T = read!(usize); [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/cf_553.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | stdin.read_line(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/cf_553.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | stdin.read_line(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b58e9fd1b5d376e54d7e2f6167ea2dee453b2f24cb72d8036226731db5845d6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b58e9fd1b5d376e54d7e2f6167ea2dee453b2f24cb72d8036226731db5845d6a", kill_on_drop: false }` [INFO] [stdout] b58e9fd1b5d376e54d7e2f6167ea2dee453b2f24cb72d8036226731db5845d6a