[INFO] cloning repository https://github.com/BenWiederhake/macroback-mre
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenWiederhake/macroback-mre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenWiederhake%2Fmacroback-mre"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenWiederhake%2Fmacroback-mre'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6f48300ba61d2be074b9c42badbcffa8953b47b9
[INFO] testing BenWiederhake/macroback-mre against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenWiederhake%2Fmacroback-mre" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BenWiederhake/macroback-mre 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/BenWiederhake/macroback-mre
[INFO] finished tweaking git repo https://github.com/BenWiederhake/macroback-mre
[INFO] tweaked toml for git repo https://github.com/BenWiederhake/macroback-mre written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/BenWiederhake/macroback-mre 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bca5c597bc16c4acce95a43b741a9bc273f2ff4eafadc5a503924f31b99aba71
[INFO] running `"docker" "start" "-a" "bca5c597bc16c4acce95a43b741a9bc273f2ff4eafadc5a503924f31b99aba71"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling macroback-mre v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     unreachable!();
[INFO] [stderr]   |     --------------- any code following this expression is unreachable
[INFO] [stderr] 3 |     println!("Hello, world!");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "bca5c597bc16c4acce95a43b741a9bc273f2ff4eafadc5a503924f31b99aba71"`
[INFO] running `"docker" "rm" "-f" "bca5c597bc16c4acce95a43b741a9bc273f2ff4eafadc5a503924f31b99aba71"`
[INFO] [stdout] bca5c597bc16c4acce95a43b741a9bc273f2ff4eafadc5a503924f31b99aba71
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d6ef95a6fc7273d3cf80869a7576f92fb800117341efee0c5ec7f5abc7edca79
[INFO] running `"docker" "start" "-a" "d6ef95a6fc7273d3cf80869a7576f92fb800117341efee0c5ec7f5abc7edca79"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling macroback-mre v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     unreachable!();
[INFO] [stderr]   |     --------------- any code following this expression is unreachable
[INFO] [stderr] 3 |     println!("Hello, world!");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "d6ef95a6fc7273d3cf80869a7576f92fb800117341efee0c5ec7f5abc7edca79"`
[INFO] running `"docker" "rm" "-f" "d6ef95a6fc7273d3cf80869a7576f92fb800117341efee0c5ec7f5abc7edca79"`
[INFO] [stdout] d6ef95a6fc7273d3cf80869a7576f92fb800117341efee0c5ec7f5abc7edca79
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ada18ca15b3c2ee0e2595824ea04b380eadf540d5a9c7be0c65654dad1cd7521
[INFO] running `"docker" "start" "-a" "ada18ca15b3c2ee0e2595824ea04b380eadf540d5a9c7be0c65654dad1cd7521"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     unreachable!();
[INFO] [stderr]   |     --------------- any code following this expression is unreachable
[INFO] [stderr] 3 |     println!("Hello, world!");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macroback_mre-b0c24e277caa0c29
[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" "ada18ca15b3c2ee0e2595824ea04b380eadf540d5a9c7be0c65654dad1cd7521"`
[INFO] running `"docker" "rm" "-f" "ada18ca15b3c2ee0e2595824ea04b380eadf540d5a9c7be0c65654dad1cd7521"`
[INFO] [stdout] ada18ca15b3c2ee0e2595824ea04b380eadf540d5a9c7be0c65654dad1cd7521