[INFO] updating cached repository https://github.com/aaaandrea/rust-ngw [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] 0c2637949df4ac89e6a79c8e38a2f5de70a30932 [INFO] testing aaaandrea/rust-ngw against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaaandrea%2Frust-ngw" "/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/aaaandrea/rust-ngw 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/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 /workspace/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 `"/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-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" "+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] 08b927875e8f53204a4ea10717175091372b7fca3f31097b8105d664806c16b5 [INFO] running `"docker" "start" "-a" "08b927875e8f53204a4ea10717175091372b7fca3f31097b8105d664806c16b5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling bitflags v1.0.3 [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] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.32s [INFO] running `"docker" "inspect" "08b927875e8f53204a4ea10717175091372b7fca3f31097b8105d664806c16b5"` [INFO] running `"docker" "rm" "-f" "08b927875e8f53204a4ea10717175091372b7fca3f31097b8105d664806c16b5"` [INFO] [stdout] 08b927875e8f53204a4ea10717175091372b7fca3f31097b8105d664806c16b5 [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" "+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] 8c87c21af3e434a4302d5195468214b9e7bd888ae0ca639263cc8eb1bf7df3cd [INFO] running `"docker" "start" "-a" "8c87c21af3e434a4302d5195468214b9e7bd888ae0ca639263cc8eb1bf7df3cd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `"docker" "inspect" "8c87c21af3e434a4302d5195468214b9e7bd888ae0ca639263cc8eb1bf7df3cd"` [INFO] running `"docker" "rm" "-f" "8c87c21af3e434a4302d5195468214b9e7bd888ae0ca639263cc8eb1bf7df3cd"` [INFO] [stdout] 8c87c21af3e434a4302d5195468214b9e7bd888ae0ca639263cc8eb1bf7df3cd [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" "+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] b6ff7df64d8ba05ae44016f794293766438f1349a314c959232ea39b2b15dc7a [INFO] running `"docker" "start" "-a" "b6ff7df64d8ba05ae44016f794293766438f1349a314c959232ea39b2b15dc7a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_ngw-43017b80ed3d15e3 [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" "b6ff7df64d8ba05ae44016f794293766438f1349a314c959232ea39b2b15dc7a"` [INFO] running `"docker" "rm" "-f" "b6ff7df64d8ba05ae44016f794293766438f1349a314c959232ea39b2b15dc7a"` [INFO] [stdout] b6ff7df64d8ba05ae44016f794293766438f1349a314c959232ea39b2b15dc7a