[INFO] updating cached repository https://github.com/maciejgaleja/loop_utility
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c7566003486fb4812e72acfab1fbe7387f45a6ca
[INFO] testing maciejgaleja/loop_utility against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejgaleja%2Floop_utility" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maciejgaleja/loop_utility on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/maciejgaleja/loop_utility
[INFO] finished tweaking git repo https://github.com/maciejgaleja/loop_utility
[INFO] tweaked toml for git repo https://github.com/maciejgaleja/loop_utility written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/maciejgaleja/loop_utility already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 839c338459bf058c66e7b63bcec7400a59c9d705b2ad8601841965336d5eef7f
[INFO] running `"docker" "start" "-a" "839c338459bf058c66e7b63bcec7400a59c9d705b2ad8601841965336d5eef7f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling loop_utility v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `period`
[INFO] [stderr]   --> src/executor.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_every(period: time::Duration) {
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_period`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "839c338459bf058c66e7b63bcec7400a59c9d705b2ad8601841965336d5eef7f"`
[INFO] running `"docker" "rm" "-f" "839c338459bf058c66e7b63bcec7400a59c9d705b2ad8601841965336d5eef7f"`
[INFO] [stdout] 839c338459bf058c66e7b63bcec7400a59c9d705b2ad8601841965336d5eef7f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 799a4c1e4a4a047fbb2e41bb8d3eb86699ed8055553bcfd1cd30e50a49209d0d
[INFO] running `"docker" "start" "-a" "799a4c1e4a4a047fbb2e41bb8d3eb86699ed8055553bcfd1cd30e50a49209d0d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling loop_utility v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `period`
[INFO] [stderr]   --> src/executor.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_every(period: time::Duration) {
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_period`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `period`
[INFO] [stderr]   --> src/executor.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_every(period: time::Duration) {
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_period`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "799a4c1e4a4a047fbb2e41bb8d3eb86699ed8055553bcfd1cd30e50a49209d0d"`
[INFO] running `"docker" "rm" "-f" "799a4c1e4a4a047fbb2e41bb8d3eb86699ed8055553bcfd1cd30e50a49209d0d"`
[INFO] [stdout] 799a4c1e4a4a047fbb2e41bb8d3eb86699ed8055553bcfd1cd30e50a49209d0d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 28231f80ffdbf1c2c15f366f7c50eb80a8410320dc819baaa6ea5c332eb82b47
[INFO] running `"docker" "start" "-a" "28231f80ffdbf1c2c15f366f7c50eb80a8410320dc819baaa6ea5c332eb82b47"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `period`
[INFO] [stderr]   --> src/executor.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_every(period: time::Duration) {
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_period`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `period`
[INFO] [stderr]   --> src/executor.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_every(period: time::Duration) {
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_period`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loop_utility-47cd05344d0271e6
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loop_utility-bb3286a67a0d46e5
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loop_utility
[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] [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" "28231f80ffdbf1c2c15f366f7c50eb80a8410320dc819baaa6ea5c332eb82b47"`
[INFO] running `"docker" "rm" "-f" "28231f80ffdbf1c2c15f366f7c50eb80a8410320dc819baaa6ea5c332eb82b47"`
[INFO] [stdout] 28231f80ffdbf1c2c15f366f7c50eb80a8410320dc819baaa6ea5c332eb82b47