[INFO] updating cached repository https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[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] bea8951e68a9121b6768852f35eefa7d33fc1f39
[INFO] testing intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintrepion%2Fexample-x-rust-x-rustbyexample-com-x-error-and_then" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then 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/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] finished tweaking git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then
[INFO] tweaked toml for git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-error-and_then 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 50ffc9216453be4a04a0777b395063a15ac699a2aaf5fa4200cc0dfd673b99e1
[INFO] running `"docker" "start" "-a" "50ffc9216453be4a04a0777b395063a15ac699a2aaf5fa4200cc0dfd673b99e1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-error-and_then v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "50ffc9216453be4a04a0777b395063a15ac699a2aaf5fa4200cc0dfd673b99e1"`
[INFO] running `"docker" "rm" "-f" "50ffc9216453be4a04a0777b395063a15ac699a2aaf5fa4200cc0dfd673b99e1"`
[INFO] [stdout] 50ffc9216453be4a04a0777b395063a15ac699a2aaf5fa4200cc0dfd673b99e1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 2385464b2b3e5c1a48b054043421de908efa462eea473742b685ff2b2eb5e337
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2385464b2b3e5c1a48b054043421de908efa462eea473742b685ff2b2eb5e337"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-error-and_then v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "2385464b2b3e5c1a48b054043421de908efa462eea473742b685ff2b2eb5e337"`
[INFO] running `"docker" "rm" "-f" "2385464b2b3e5c1a48b054043421de908efa462eea473742b685ff2b2eb5e337"`
[INFO] [stdout] 2385464b2b3e5c1a48b054043421de908efa462eea473742b685ff2b2eb5e337
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8875422041c28bf2afc300f73305282c27e243cbf3e3c71e9b9b73637032e5c3
[INFO] running `"docker" "start" "-a" "8875422041c28bf2afc300f73305282c27e243cbf3e3c71e9b9b73637032e5c3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example_x_rust_x_rustbyexample_com_x_error_and_then-543db065c6d82f10
[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" "8875422041c28bf2afc300f73305282c27e243cbf3e3c71e9b9b73637032e5c3"`
[INFO] running `"docker" "rm" "-f" "8875422041c28bf2afc300f73305282c27e243cbf3e3c71e9b9b73637032e5c3"`
[INFO] [stdout] 8875422041c28bf2afc300f73305282c27e243cbf3e3c71e9b9b73637032e5c3