[INFO] updating cached repository https://github.com/asampley/project-euler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c116df1938fd8af0bb11844d6b93febca0fbac4e
[INFO] testing asampley/project-euler-rust against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Fproject-euler-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asampley/project-euler-rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asampley/project-euler-rust
[INFO] finished tweaking git repo https://github.com/asampley/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/asampley/project-euler-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/asampley/project-euler-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 386e9a69b19e9515067539dbd0768a853ecb92b5534cb91dadd262649e1650dc
[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" "386e9a69b19e9515067539dbd0768a853ecb92b5534cb91dadd262649e1650dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "386e9a69b19e9515067539dbd0768a853ecb92b5534cb91dadd262649e1650dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386e9a69b19e9515067539dbd0768a853ecb92b5534cb91dadd262649e1650dc", kill_on_drop: false }`
[INFO] [stdout] 386e9a69b19e9515067539dbd0768a853ecb92b5534cb91dadd262649e1650dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58adfec8eec06317e15f3f9b93d0fa93db6d0162e94afb07a6da0e209019e06f
[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" "58adfec8eec06317e15f3f9b93d0fa93db6d0162e94afb07a6da0e209019e06f", kill_on_drop: false }`
[INFO] [stderr]    Compiling project-euler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / macro_rules! mods {
[INFO] [stdout] 3 | |     ( $( $x:ident ),* ) => ( $(mod $x;)* );
[INFO] [stdout] 4 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_prime`
[INFO] [stdout]   --> src/numbers/prime.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn is_prime(&mut self, x: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "58adfec8eec06317e15f3f9b93d0fa93db6d0162e94afb07a6da0e209019e06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58adfec8eec06317e15f3f9b93d0fa93db6d0162e94afb07a6da0e209019e06f", kill_on_drop: false }`
[INFO] [stdout] 58adfec8eec06317e15f3f9b93d0fa93db6d0162e94afb07a6da0e209019e06f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca33c3281dc610250624b2f7e85f11bb151ced14f1cecd07a4f5c3117acdf543
[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" "ca33c3281dc610250624b2f7e85f11bb151ced14f1cecd07a4f5c3117acdf543", kill_on_drop: false }`
[INFO] [stderr]    Compiling project-euler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / macro_rules! mods {
[INFO] [stdout] 3 | |     ( $( $x:ident ),* ) => ( $(mod $x;)* );
[INFO] [stdout] 4 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_prime`
[INFO] [stdout]   --> src/numbers/prime.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn is_prime(&mut self, x: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "ca33c3281dc610250624b2f7e85f11bb151ced14f1cecd07a4f5c3117acdf543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca33c3281dc610250624b2f7e85f11bb151ced14f1cecd07a4f5c3117acdf543", kill_on_drop: false }`
[INFO] [stdout] ca33c3281dc610250624b2f7e85f11bb151ced14f1cecd07a4f5c3117acdf543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6156fd8cfb8404b8e426215c64ae488b8d6f133d0e763a449cf4ef0f5f7512d6
[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" "6156fd8cfb8404b8e426215c64ae488b8d6f133d0e763a449cf4ef0f5f7512d6", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/macros.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | / macro_rules! mods {
[INFO] [stderr] 3 | |     ( $( $x:ident ),* ) => ( $(mod $x;)* );
[INFO] [stderr] 4 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_prime`
[INFO] [stderr]   --> src/numbers/prime.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn is_prime(&mut self, x: u64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/project_euler_rust-8d2428ed11479432
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6156fd8cfb8404b8e426215c64ae488b8d6f133d0e763a449cf4ef0f5f7512d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6156fd8cfb8404b8e426215c64ae488b8d6f133d0e763a449cf4ef0f5f7512d6", kill_on_drop: false }`
[INFO] [stdout] 6156fd8cfb8404b8e426215c64ae488b8d6f133d0e763a449cf4ef0f5f7512d6