[INFO] cloning repository https://github.com/danielgak/collatz_conjecture [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielgak/collatz_conjecture" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielgak%2Fcollatz_conjecture", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielgak%2Fcollatz_conjecture'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0432939a3455a494e1f2e75848aad163f3aafbeb [INFO] testing danielgak/collatz_conjecture against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielgak%2Fcollatz_conjecture" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/danielgak/collatz_conjecture [INFO] finished tweaking git repo https://github.com/danielgak/collatz_conjecture [INFO] tweaked toml for git repo https://github.com/danielgak/collatz_conjecture written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/danielgak/collatz_conjecture on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/danielgak/collatz_conjecture already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b60ba364fe44a397fa7cdefafc1b3b35572dc5d1543ee8699a3d569d1012353 [INFO] running `Command { std: "docker" "start" "-a" "0b60ba364fe44a397fa7cdefafc1b3b35572dc5d1543ee8699a3d569d1012353", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b60ba364fe44a397fa7cdefafc1b3b35572dc5d1543ee8699a3d569d1012353", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b60ba364fe44a397fa7cdefafc1b3b35572dc5d1543ee8699a3d569d1012353", kill_on_drop: false }` [INFO] [stdout] 0b60ba364fe44a397fa7cdefafc1b3b35572dc5d1543ee8699a3d569d1012353 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 294d7ff4574127326b351b9b895d5badda9169ec0eff4488dc4652ce3341c41f [INFO] running `Command { std: "docker" "start" "-a" "294d7ff4574127326b351b9b895d5badda9169ec0eff4488dc4652ce3341c41f", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling once_cell v1.20.3 [INFO] [stderr] Compiling log v0.4.26 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling ctrlc v3.4.5 [INFO] [stderr] Compiling collatz_conjecture v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/version_2.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn run_steps_until_reaching_base(mut proven_base: &BigUint) -> BigUint { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `isEven` should have a snake case name [INFO] [stdout] --> src/version_2.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn isEven(n: &BigUint) -> bool { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `is_even` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.74s [INFO] running `Command { std: "docker" "inspect" "294d7ff4574127326b351b9b895d5badda9169ec0eff4488dc4652ce3341c41f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "294d7ff4574127326b351b9b895d5badda9169ec0eff4488dc4652ce3341c41f", kill_on_drop: false }` [INFO] [stdout] 294d7ff4574127326b351b9b895d5badda9169ec0eff4488dc4652ce3341c41f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fbb4be16cf91a61b16d0663e2158309f2d14b22f6a5f6a66859f04e7e18e081 [INFO] running `Command { std: "docker" "start" "-a" "7fbb4be16cf91a61b16d0663e2158309f2d14b22f6a5f6a66859f04e7e18e081", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling clap_lex v0.7.4 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling portable-atomic v1.11.0 [INFO] [stderr] Compiling smallvec v1.14.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling camino v1.1.9 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling unicode-width v0.2.0 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling clap_builder v4.5.31 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling anyhow v1.0.97 [INFO] [stderr] Compiling bytemuck v1.22.0 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling arrayvec v0.7.6 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling rgb v0.8.50 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling console v0.15.11 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling num-format v0.4.4 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling quick-xml v0.37.2 [INFO] [stderr] Compiling str_stack v0.1.0 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling number_prefix v0.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling indexmap v2.7.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.14 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling quote v1.0.39 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling dashmap v6.1.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling indicatif v0.17.11 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/version_2.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn run_steps_until_reaching_base(mut proven_base: &BigUint) -> BigUint { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `isEven` should have a snake case name [INFO] [stdout] --> src/version_2.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn isEven(n: &BigUint) -> bool { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `is_even` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling inferno v0.12.1 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling bstr v1.11.3 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling clap_derive v4.5.28 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling opener v0.7.2 [INFO] [stderr] Compiling clap v4.5.31 [INFO] [stderr] Compiling clap_complete v4.5.46 [INFO] [stderr] Compiling cargo-platform v0.1.9 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling cargo_metadata v0.19.2 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Compiling flamegraph v0.6.7 [INFO] [stderr] Compiling collatz_conjecture v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/version_2.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn run_steps_until_reaching_base(mut proven_base: &BigUint) -> BigUint { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `isEven` should have a snake case name [INFO] [stdout] --> src/version_2.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn isEven(n: &BigUint) -> bool { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `is_even` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 35.41s [INFO] running `Command { std: "docker" "inspect" "7fbb4be16cf91a61b16d0663e2158309f2d14b22f6a5f6a66859f04e7e18e081", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fbb4be16cf91a61b16d0663e2158309f2d14b22f6a5f6a66859f04e7e18e081", kill_on_drop: false }` [INFO] [stdout] 7fbb4be16cf91a61b16d0663e2158309f2d14b22f6a5f6a66859f04e7e18e081 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 629fc7003dbd989f11675cfc9e72045c5a2110a0bb9901e0ca3660d3c5a2ee60 [INFO] running `Command { std: "docker" "start" "-a" "629fc7003dbd989f11675cfc9e72045c5a2110a0bb9901e0ca3660d3c5a2ee60", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/version_2.rs:18:38 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn run_steps_until_reaching_base(mut proven_base: &BigUint) -> BigUint { [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `isEven` should have a snake case name [INFO] [stderr] --> src/version_2.rs:37:8 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn isEven(n: &BigUint) -> bool { [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `is_even` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `collatz_conjecture` (lib) generated 2 warnings (run `cargo fix --lib -p collatz_conjecture` to apply 1 suggestion) [INFO] [stderr] warning: `collatz_conjecture` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/runners-68c2a8bfe5fb8632) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test step_test::tests::one_step_version_0 ... ok [INFO] [stdout] test step_test::tests::one_step_version_2 ... ok [INFO] [stdout] test step_test::tests::last_digit_check_extraction_for_even_big_u_int ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/collatz_conjecture-0b69270527638b3e) [INFO] [stdout] test step_test::tests::last_digit_check_extraction_for_odd_big_u_int ... ok [INFO] [stdout] test step_test::tests::one_step_version_1 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests runners [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "629fc7003dbd989f11675cfc9e72045c5a2110a0bb9901e0ca3660d3c5a2ee60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "629fc7003dbd989f11675cfc9e72045c5a2110a0bb9901e0ca3660d3c5a2ee60", kill_on_drop: false }` [INFO] [stdout] 629fc7003dbd989f11675cfc9e72045c5a2110a0bb9901e0ca3660d3c5a2ee60