[INFO] cloning repository https://github.com/Eirik0/project_euler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eirik0/project_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEirik0%2Fproject_euler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEirik0%2Fproject_euler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 60b7c66194f456c1bc4819d5307ec1f174c591e8 [INFO] testing Eirik0/project_euler against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEirik0%2Fproject_euler" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Eirik0/project_euler on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Eirik0/project_euler [INFO] finished tweaking git repo https://github.com/Eirik0/project_euler [INFO] tweaked toml for git repo https://github.com/Eirik0/project_euler written to /workspace/builds/worker-93/source/Cargo.toml [INFO] crate git repo https://github.com/Eirik0/project_euler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de6ead07477c22effdb5902f364686ec07c084bae2af975b63923dfca2fe054f [INFO] running `Command { std: "docker" "start" "-a" "de6ead07477c22effdb5902f364686ec07c084bae2af975b63923dfca2fe054f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de6ead07477c22effdb5902f364686ec07c084bae2af975b63923dfca2fe054f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de6ead07477c22effdb5902f364686ec07c084bae2af975b63923dfca2fe054f", kill_on_drop: false }` [INFO] [stdout] de6ead07477c22effdb5902f364686ec07c084bae2af975b63923dfca2fe054f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd039eb76460955b575ccbd76a44af76483c9d18dd5ae71ce46a48d1daaf9612 [INFO] running `Command { std: "docker" "start" "-a" "dd039eb76460955b575ccbd76a44af76483c9d18dd5ae71ce46a48d1daaf9612", kill_on_drop: false }` [INFO] [stderr] Compiling project_euler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/problems/problem005.rs:29:34 [INFO] [stdout] | [INFO] [stdout] 29 | for div_list in all_divisors.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 29 | for div_list in all_divisors.iter() { [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 29 | for div_list in all_divisors { [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "dd039eb76460955b575ccbd76a44af76483c9d18dd5ae71ce46a48d1daaf9612", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd039eb76460955b575ccbd76a44af76483c9d18dd5ae71ce46a48d1daaf9612", kill_on_drop: false }` [INFO] [stdout] dd039eb76460955b575ccbd76a44af76483c9d18dd5ae71ce46a48d1daaf9612 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35b7d305ffaaaaef8dcd3c83cf8db1ef5cce84e56af7c77308322648a057de81 [INFO] running `Command { std: "docker" "start" "-a" "35b7d305ffaaaaef8dcd3c83cf8db1ef5cce84e56af7c77308322648a057de81", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling project_euler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/problems/problem005.rs:29:34 [INFO] [stdout] | [INFO] [stdout] 29 | for div_list in all_divisors.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 29 | for div_list in all_divisors.iter() { [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 29 | for div_list in all_divisors { [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.96s [INFO] running `Command { std: "docker" "inspect" "35b7d305ffaaaaef8dcd3c83cf8db1ef5cce84e56af7c77308322648a057de81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35b7d305ffaaaaef8dcd3c83cf8db1ef5cce84e56af7c77308322648a057de81", kill_on_drop: false }` [INFO] [stdout] 35b7d305ffaaaaef8dcd3c83cf8db1ef5cce84e56af7c77308322648a057de81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 11fd76e2ea79516e5809c7f837db8cac107a01de40514f686109922ca753aac9 [INFO] running `Command { std: "docker" "start" "-a" "11fd76e2ea79516e5809c7f837db8cac107a01de40514f686109922ca753aac9", kill_on_drop: false }` [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stderr] --> src/problems/problem005.rs:29:34 [INFO] [stderr] | [INFO] [stderr] 29 | for div_list in all_divisors.into_iter() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 29 | for div_list in all_divisors.iter() { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: or remove `.into_iter()` to iterate by value [INFO] [stderr] | [INFO] [stderr] 29 | for div_list in all_divisors { [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: `project_euler` (bin "project_euler" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/project_euler-6b1b5315c8db03a7) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test problems::problem004::tests::check_is_palendrome ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "11fd76e2ea79516e5809c7f837db8cac107a01de40514f686109922ca753aac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11fd76e2ea79516e5809c7f837db8cac107a01de40514f686109922ca753aac9", kill_on_drop: false }` [INFO] [stdout] 11fd76e2ea79516e5809c7f837db8cac107a01de40514f686109922ca753aac9