[INFO] cloning repository https://github.com/feadoor/projecteuler-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/feadoor/projecteuler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeadoor%2Fprojecteuler-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeadoor%2Fprojecteuler-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 483b93800c46dde820c057b6628aa3284acbd7bf [INFO] checking feadoor/projecteuler-rs against try#e251c42c969d6f8dbaae00e1028489c3a29f8789 for pr-94081 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeadoor%2Fprojecteuler-rs" "/workspace/builds/worker-52/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/feadoor/projecteuler-rs on toolchain e251c42c969d6f8dbaae00e1028489c3a29f8789 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/feadoor/projecteuler-rs [INFO] finished tweaking git repo https://github.com/feadoor/projecteuler-rs [INFO] tweaked toml for git repo https://github.com/feadoor/projecteuler-rs written to /workspace/builds/worker-52/source/Cargo.toml [INFO] crate git repo https://github.com/feadoor/projecteuler-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "fetch" "--manifest-path" "Cargo.toml", 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] Downloading crates ... [INFO] [stderr] Downloaded interleave v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e65d1bdf8414004e816ee97ddbf266b43316704b06a1962e763ce5976910e91b [INFO] running `Command { std: "docker" "start" "-a" "e65d1bdf8414004e816ee97ddbf266b43316704b06a1962e763ce5976910e91b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e65d1bdf8414004e816ee97ddbf266b43316704b06a1962e763ce5976910e91b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e65d1bdf8414004e816ee97ddbf266b43316704b06a1962e763ce5976910e91b", kill_on_drop: false }` [INFO] [stdout] e65d1bdf8414004e816ee97ddbf266b43316704b06a1962e763ce5976910e91b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 321560dcac70fa3aebe618241e83a6c25497251ba93859835e75b2e906742bb4 [INFO] running `Command { std: "docker" "start" "-a" "321560dcac70fa3aebe618241e83a6c25497251ba93859835e75b2e906742bb4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking numeric_traits v0.1.0 (/opt/rustwide/workdir/libs/numeric_traits) [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking search v0.1.0 (/opt/rustwide/workdir/libs/search) [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking interleave v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking combinatorics v0.1.0 (/opt/rustwide/workdir/libs/combinatorics) [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking modular_arithmetic v0.1.0 (/opt/rustwide/workdir/libs/modular_arithmetic) [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking number_theory v0.1.0 (/opt/rustwide/workdir/libs/number_theory) [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mertens_recurrence v0.1.0 (/opt/rustwide/workdir/libs/mertens_recurrence) [INFO] [stderr] Checking primesieve v0.2.0 (/opt/rustwide/workdir/libs/primesieve) [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> libs/mertens_recurrence/src/lib.rs:45:38 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn calculate_value_at(&self, N: u64) -> i64 { [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `K` should have a snake case name [INFO] [stdout] --> libs/mertens_recurrence/src/lib.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let K = integer_sqrt(N); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `M` should have a snake case name [INFO] [stdout] --> libs/mertens_recurrence/src/lib.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let M = N / K; [INFO] [stdout] | ^ help: convert the identifier to snake case: `m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `set_on` [INFO] [stdout] --> libs/primesieve/src/segment.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn set_on(segment: &mut [u64], idx: u64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking continued_fractions v0.1.0 (/opt/rustwide/workdir/libs/continued_fractions) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> libs/continued_fractions/src/lib.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | replace(&mut self.numers.0, replace(&mut self.numers.1, next_numer.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> libs/continued_fractions/src/lib.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | replace(&mut self.denoms.0, replace(&mut self.denoms.1, next_denom.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking projecteuler-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/interleave-1.0.1/src/lib.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | );* [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `projecteuler-rs` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name problem098 --edition=2018 src/bin/problem098.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=08e26c25aaac8a8f -C extra-filename=-08e26c25aaac8a8f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-ea6913e3a9926d4e.rmeta --extern combinatorics=/opt/rustwide/target/debug/deps/libcombinatorics-1014d2e7b70c7280.rmeta --extern continued_fractions=/opt/rustwide/target/debug/deps/libcontinued_fractions-c90bfb7905e8036d.rmeta --extern interleave=/opt/rustwide/target/debug/deps/libinterleave-e146a95e512d331f.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6062404b3123959f.rmeta --extern mertens_recurrence=/opt/rustwide/target/debug/deps/libmertens_recurrence-20140be3a4ac0d6f.rmeta --extern modular_arithmetic=/opt/rustwide/target/debug/deps/libmodular_arithmetic-2c477893efcb7d05.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-8e17b1be71fe5b2c.rmeta --extern number_theory=/opt/rustwide/target/debug/deps/libnumber_theory-d8062384f23a034e.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-5926de041d9fa5b7.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-56b65296bb30ce14.rmeta --extern primesieve=/opt/rustwide/target/debug/deps/libprimesieve-a9fa733ca7ee2703.rmeta --extern projecteuler_rs=/opt/rustwide/target/debug/deps/libprojecteuler_rs-160dd3b133b90248.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-68b74b3f6067eddd.rmeta --extern search=/opt/rustwide/target/debug/deps/libsearch-04e81b21accf8006.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "321560dcac70fa3aebe618241e83a6c25497251ba93859835e75b2e906742bb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "321560dcac70fa3aebe618241e83a6c25497251ba93859835e75b2e906742bb4", kill_on_drop: false }` [INFO] [stdout] 321560dcac70fa3aebe618241e83a6c25497251ba93859835e75b2e906742bb4