[INFO] updating cached repository https://github.com/aaaandrea/rust-ngw [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 0c2637949df4ac89e6a79c8e38a2f5de70a30932 [INFO] testing aaaandrea/rust-ngw against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaaandrea%2Frust-ngw" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aaaandrea/rust-ngw on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/aaaandrea/rust-ngw [INFO] finished tweaking git repo https://github.com/aaaandrea/rust-ngw [INFO] tweaked toml for git repo https://github.com/aaaandrea/rust-ngw written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/aaaandrea/rust-ngw already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "build" "--frozen"` [INFO] [stdout] 206c52efe762386b8c61b7d374b3fe34dde37880b806cfb64775a5d2ef441f74 [INFO] running `"docker" "start" "-a" "206c52efe762386b8c61b7d374b3fe34dde37880b806cfb64775a5d2ef441f74"` [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling bytes v0.4.8 [INFO] [stderr] Compiling rust-ngw v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:7:29 [INFO] [stderr] | [INFO] [stderr] 7 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 20 | / loop { [INFO] [stderr] 21 | | // we want just the newly received bytes, we can take a len-long slice of buf: [INFO] [stderr] 22 | | let len = recv(sock, &mut buf, MsgFlags::empty())?; [INFO] [stderr] 23 | | let new_bytes = &buf[..len]; [INFO] [stderr] 24 | | io::stdout().write(new_bytes); [INFO] [stderr] 25 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 30 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | io::stdout().write(new_bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.79s [INFO] running `"docker" "inspect" "206c52efe762386b8c61b7d374b3fe34dde37880b806cfb64775a5d2ef441f74"` [INFO] running `"docker" "rm" "-f" "206c52efe762386b8c61b7d374b3fe34dde37880b806cfb64775a5d2ef441f74"` [INFO] [stdout] 206c52efe762386b8c61b7d374b3fe34dde37880b806cfb64775a5d2ef441f74 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] ef126b6aebc8d6fb4e2435094f7b2185df4593e3195e3fabdfe11b52ae5d5968 [INFO] running `"docker" "start" "-a" "ef126b6aebc8d6fb4e2435094f7b2185df4593e3195e3fabdfe11b52ae5d5968"` [INFO] [stderr] Compiling rust-ngw v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:7:29 [INFO] [stderr] | [INFO] [stderr] 7 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 20 | / loop { [INFO] [stderr] 21 | | // we want just the newly received bytes, we can take a len-long slice of buf: [INFO] [stderr] 22 | | let len = recv(sock, &mut buf, MsgFlags::empty())?; [INFO] [stderr] 23 | | let new_bytes = &buf[..len]; [INFO] [stderr] 24 | | io::stdout().write(new_bytes); [INFO] [stderr] 25 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 30 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | io::stdout().write(new_bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `"docker" "inspect" "ef126b6aebc8d6fb4e2435094f7b2185df4593e3195e3fabdfe11b52ae5d5968"` [INFO] running `"docker" "rm" "-f" "ef126b6aebc8d6fb4e2435094f7b2185df4593e3195e3fabdfe11b52ae5d5968"` [INFO] [stdout] ef126b6aebc8d6fb4e2435094f7b2185df4593e3195e3fabdfe11b52ae5d5968 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen"` [INFO] [stdout] dde70033cd55a93fb6b7974900d1ec2fd70237ec885d66a6808e7c2a76d5169f [INFO] running `"docker" "start" "-a" "dde70033cd55a93fb6b7974900d1ec2fd70237ec885d66a6808e7c2a76d5169f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_ngw-d46ce207af929988 [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" "dde70033cd55a93fb6b7974900d1ec2fd70237ec885d66a6808e7c2a76d5169f"` [INFO] running `"docker" "rm" "-f" "dde70033cd55a93fb6b7974900d1ec2fd70237ec885d66a6808e7c2a76d5169f"` [INFO] [stdout] dde70033cd55a93fb6b7974900d1ec2fd70237ec885d66a6808e7c2a76d5169f