[INFO] fetching crate nc 0.6.2... [INFO] checking nc-0.6.2 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] extracting crate nc 0.6.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate nc 0.6.2 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nc 0.6.2 [INFO] finished tweaking crates.io crate nc 0.6.2 [INFO] tweaked toml for crates.io crate nc 0.6.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate nc 0.6.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7d34f32eab8cc071d8fe7d0c58823deca7da844db7782b9c6315c13edde3d973 [INFO] running `Command { std: "docker" "start" "-a" "7d34f32eab8cc071d8fe7d0c58823deca7da844db7782b9c6315c13edde3d973", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d34f32eab8cc071d8fe7d0c58823deca7da844db7782b9c6315c13edde3d973", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d34f32eab8cc071d8fe7d0c58823deca7da844db7782b9c6315c13edde3d973", kill_on_drop: false }` [INFO] [stdout] 7d34f32eab8cc071d8fe7d0c58823deca7da844db7782b9c6315c13edde3d973 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0a8a827c8afcdf3ec1a03ac55133ada081433511261d8e80904c5866633bf18 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a0a8a827c8afcdf3ec1a03ac55133ada081433511261d8e80904c5866633bf18", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling nc v0.6.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::mem::size_of_val` [INFO] [stdout] --> examples/sched.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::mem::size_of_val; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> examples/socket.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 27 | / loop { [INFO] [stdout] 28 | | let mut conn_addr = nc::sockaddr_in_t::default(); [INFO] [stdout] 29 | | let mut conn_addr_len: nc::socklen_t = 0; [INFO] [stdout] 30 | | let conn_fd = nc::accept(listen_fd, &mut conn_addr, &mut conn_addr_len)?; [INFO] [stdout] 31 | | println!("conn_fd: {:?}", conn_fd); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 33 | [INFO] [stdout] 34 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.79s [INFO] running `Command { std: "docker" "inspect" "a0a8a827c8afcdf3ec1a03ac55133ada081433511261d8e80904c5866633bf18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0a8a827c8afcdf3ec1a03ac55133ada081433511261d8e80904c5866633bf18", kill_on_drop: false }` [INFO] [stdout] a0a8a827c8afcdf3ec1a03ac55133ada081433511261d8e80904c5866633bf18