[INFO] cloning repository https://github.com/jarhill0/rusty_euler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jarhill0/rusty_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarhill0%2Frusty_euler"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarhill0%2Frusty_euler'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f45512de86ad26810dacf1e1d5059bbf6f1826f5
[INFO] testing jarhill0/rusty_euler against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarhill0%2Frusty_euler" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jarhill0/rusty_euler on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jarhill0/rusty_euler
[INFO] finished tweaking git repo https://github.com/jarhill0/rusty_euler
[INFO] tweaked toml for git repo https://github.com/jarhill0/rusty_euler written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jarhill0/rusty_euler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80929d3535b29d3509d1818e5664fc97c24cf5bf038168f89f9e93b3a0948f4a
[INFO] running `"docker" "start" "-a" "80929d3535b29d3509d1818e5664fc97c24cf5bf038168f89f9e93b3a0948f4a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusty_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/interface/mod.rs:61:16
[INFO] [stderr]    |
[INFO] [stderr] 61 |     F: Fn() -> (u32),
[INFO] [stderr]    |                ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "80929d3535b29d3509d1818e5664fc97c24cf5bf038168f89f9e93b3a0948f4a"`
[INFO] running `"docker" "rm" "-f" "80929d3535b29d3509d1818e5664fc97c24cf5bf038168f89f9e93b3a0948f4a"`
[INFO] [stdout] 80929d3535b29d3509d1818e5664fc97c24cf5bf038168f89f9e93b3a0948f4a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afb88c4142121b8dfbf2335931223b063526b59e5e8d89911fb4c92f46d360f6
[INFO] running `"docker" "start" "-a" "afb88c4142121b8dfbf2335931223b063526b59e5e8d89911fb4c92f46d360f6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusty_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/interface/mod.rs:61:16
[INFO] [stderr]    |
[INFO] [stderr] 61 |     F: Fn() -> (u32),
[INFO] [stderr]    |                ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "afb88c4142121b8dfbf2335931223b063526b59e5e8d89911fb4c92f46d360f6"`
[INFO] running `"docker" "rm" "-f" "afb88c4142121b8dfbf2335931223b063526b59e5e8d89911fb4c92f46d360f6"`
[INFO] [stdout] afb88c4142121b8dfbf2335931223b063526b59e5e8d89911fb4c92f46d360f6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5824ddf9a3548e8d0c06c12ad3c2ccae71ee68c11875f34a4ea1cccfef01cea9
[INFO] running `"docker" "start" "-a" "5824ddf9a3548e8d0c06c12ad3c2ccae71ee68c11875f34a4ea1cccfef01cea9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/interface/mod.rs:61:16
[INFO] [stderr]    |
[INFO] [stderr] 61 |     F: Fn() -> (u32),
[INFO] [stderr]    |                ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_euler-b7772591b56307f7
[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 `"docker" "inspect" "5824ddf9a3548e8d0c06c12ad3c2ccae71ee68c11875f34a4ea1cccfef01cea9"`
[INFO] running `"docker" "rm" "-f" "5824ddf9a3548e8d0c06c12ad3c2ccae71ee68c11875f34a4ea1cccfef01cea9"`
[INFO] [stdout] 5824ddf9a3548e8d0c06c12ad3c2ccae71ee68c11875f34a4ea1cccfef01cea9