[INFO] fetching crate nc 0.5.1... [INFO] testing nc-0.5.1 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate nc 0.5.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate nc 0.5.1 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate nc 0.5.1 [INFO] finished tweaking crates.io crate nc 0.5.1 [INFO] tweaked toml for crates.io crate nc 0.5.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate nc 0.5.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f37c133cf9005a36e29a7b80e3958a21365e7c65e67655c2ecb04d3473c660ad [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" "f37c133cf9005a36e29a7b80e3958a21365e7c65e67655c2ecb04d3473c660ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f37c133cf9005a36e29a7b80e3958a21365e7c65e67655c2ecb04d3473c660ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f37c133cf9005a36e29a7b80e3958a21365e7c65e67655c2ecb04d3473c660ad", kill_on_drop: false }` [INFO] [stdout] f37c133cf9005a36e29a7b80e3958a21365e7c65e67655c2ecb04d3473c660ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88068a67df6b195b59eb72a2e2d30c3eb35452ae1ea5495c07991fa6c34977e3 [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" "88068a67df6b195b59eb72a2e2d30c3eb35452ae1ea5495c07991fa6c34977e3", kill_on_drop: false }` [INFO] [stderr] Compiling nc v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.29s [INFO] running `Command { std: "docker" "inspect" "88068a67df6b195b59eb72a2e2d30c3eb35452ae1ea5495c07991fa6c34977e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88068a67df6b195b59eb72a2e2d30c3eb35452ae1ea5495c07991fa6c34977e3", kill_on_drop: false }` [INFO] [stdout] 88068a67df6b195b59eb72a2e2d30c3eb35452ae1ea5495c07991fa6c34977e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", 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] 9b6dff96f862a5aca9ecad4fa335d824a4718faaa139f23b2696c0a89db319bb [INFO] running `Command { std: "docker" "start" "-a" "9b6dff96f862a5aca9ecad4fa335d824a4718faaa139f23b2696c0a89db319bb", kill_on_drop: false }` [INFO] [stderr] Compiling nc v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `KEY_SPACE` [INFO] [stdout] --> examples/keyboard.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | const KEY_SPACE: usize = 57; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [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: unreachable statement [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 | return Ok(()); [INFO] [stdout] | ^^^^^^^^^^^^^^ unreachable statement [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] [stdout] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stdout] --> examples/file.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | match nc::read(self.fd, buf) { [INFO] [stdout] | ^^^^^^^^ ------- --- supplied 2 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 3 arguments [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0061`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nc` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9b6dff96f862a5aca9ecad4fa335d824a4718faaa139f23b2696c0a89db319bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b6dff96f862a5aca9ecad4fa335d824a4718faaa139f23b2696c0a89db319bb", kill_on_drop: false }` [INFO] [stdout] 9b6dff96f862a5aca9ecad4fa335d824a4718faaa139f23b2696c0a89db319bb