[INFO] cloning repository https://github.com/BenSchZA/project-euler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenSchZA/project-euler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSchZA%2Fproject-euler-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSchZA%2Fproject-euler-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1918030594a415e73f91bf192c6fcbe1469a637
[INFO] testing BenSchZA/project-euler-rust against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSchZA%2Fproject-euler-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BenSchZA/project-euler-rust on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BenSchZA/project-euler-rust
[INFO] finished tweaking git repo https://github.com/BenSchZA/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/BenSchZA/project-euler-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BenSchZA/project-euler-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fce9ab276b573203b7a275c88a1a708c282864d0b04d9de8f47f586aaae566b1
[INFO] running `Command { std: "docker" "start" "-a" "fce9ab276b573203b7a275c88a1a708c282864d0b04d9de8f47f586aaae566b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fce9ab276b573203b7a275c88a1a708c282864d0b04d9de8f47f586aaae566b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce9ab276b573203b7a275c88a1a708c282864d0b04d9de8f47f586aaae566b1", kill_on_drop: false }`
[INFO] [stdout] fce9ab276b573203b7a275c88a1a708c282864d0b04d9de8f47f586aaae566b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 330c622d28e5003874d404be2c2a7c527ec7ab89c04a0fbdb6822e435c4f98f2
[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" "330c622d28e5003874d404be2c2a7c527ec7ab89c04a0fbdb6822e435c4f98f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]  --> src/problem_5.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         'inner: for x in range.clone() {
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "330c622d28e5003874d404be2c2a7c527ec7ab89c04a0fbdb6822e435c4f98f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330c622d28e5003874d404be2c2a7c527ec7ab89c04a0fbdb6822e435c4f98f2", kill_on_drop: false }`
[INFO] [stdout] 330c622d28e5003874d404be2c2a7c527ec7ab89c04a0fbdb6822e435c4f98f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe13ee8d95a36a92a7a17f7f6ff7cf64eacb4131f743c56bc591603c5551cd5d
[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" "fe13ee8d95a36a92a7a17f7f6ff7cf64eacb4131f743c56bc591603c5551cd5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]  --> src/problem_5.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         'inner: for x in range.clone() {
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "fe13ee8d95a36a92a7a17f7f6ff7cf64eacb4131f743c56bc591603c5551cd5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe13ee8d95a36a92a7a17f7f6ff7cf64eacb4131f743c56bc591603c5551cd5d", kill_on_drop: false }`
[INFO] [stdout] fe13ee8d95a36a92a7a17f7f6ff7cf64eacb4131f743c56bc591603c5551cd5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f096b43f56faf7b5c61bf6b0a1c3ba194ed9e48bb9ab1f1db96b5fc02e81e84e
[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" "f096b43f56faf7b5c61bf6b0a1c3ba194ed9e48bb9ab1f1db96b5fc02e81e84e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused label
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/problem_5.rs:8:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 8 |         'inner: for x in range.clone() {
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/project_euler_rust-e48b69dbc20ef7f5
[INFO] running `Command { std: "docker" "inspect" "f096b43f56faf7b5c61bf6b0a1c3ba194ed9e48bb9ab1f1db96b5fc02e81e84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f096b43f56faf7b5c61bf6b0a1c3ba194ed9e48bb9ab1f1db96b5fc02e81e84e", kill_on_drop: false }`
[INFO] [stdout] f096b43f56faf7b5c61bf6b0a1c3ba194ed9e48bb9ab1f1db96b5fc02e81e84e