[INFO] cloning repository https://github.com/antage/netcat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antage/netcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantage%2Fnetcat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantage%2Fnetcat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 17229a5c79e074b37a3836deb24e24b178f091b0 [INFO] checking antage/netcat against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantage%2Fnetcat" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/antage/netcat on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/antage/netcat [INFO] finished tweaking git repo https://github.com/antage/netcat [INFO] tweaked toml for git repo https://github.com/antage/netcat written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/antage/netcat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ecdc57eea86eb0a2743171d3f48f3aa53c570926b28faf07af19baf11444004 [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" "2ecdc57eea86eb0a2743171d3f48f3aa53c570926b28faf07af19baf11444004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ecdc57eea86eb0a2743171d3f48f3aa53c570926b28faf07af19baf11444004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ecdc57eea86eb0a2743171d3f48f3aa53c570926b28faf07af19baf11444004", kill_on_drop: false }` [INFO] [stdout] 2ecdc57eea86eb0a2743171d3f48f3aa53c570926b28faf07af19baf11444004 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11263ef07827daf734ae2c16d5a0f27c15c1c2857312c680e9a6b0f7539932e2 [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" "11263ef07827daf734ae2c16d5a0f27c15c1c2857312c680e9a6b0f7539932e2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking netcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let listener = try!(std::net::TcpListener::bind(("0.0.0.0", port))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:23:24 [INFO] [stdout] | [INFO] [stdout] 23 | let (mut stream, _) = try!(listener.accept()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:24:2 [INFO] [stdout] | [INFO] [stdout] 24 | try!(std::io::copy(&mut stream, &mut std::io::stdout())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 29 | let mut stream = try!(std::net::TcpStream::connect((hostname, port))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:30:2 [INFO] [stdout] | [INFO] [stdout] 30 | try!(std::io::copy(&mut std::io::stdin(), &mut stream)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | let matches = try!(opts.parse(&args[1..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:66:20 [INFO] [stdout] | [INFO] [stdout] 66 | let port: u16 = try!(matches.free[1].parse()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/netcat/error.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(&self) -> Option<&std::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/netcat/error.rs:34:33 [INFO] [stdout] | [INFO] [stdout] 34 | Error::PortParse(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let listener = try!(std::net::TcpListener::bind(("0.0.0.0", port))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:23:24 [INFO] [stdout] | [INFO] [stdout] 23 | let (mut stream, _) = try!(listener.accept()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:24:2 [INFO] [stdout] | [INFO] [stdout] 24 | try!(std::io::copy(&mut stream, &mut std::io::stdout())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 29 | let mut stream = try!(std::net::TcpStream::connect((hostname, port))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:30:2 [INFO] [stdout] | [INFO] [stdout] 30 | try!(std::io::copy(&mut std::io::stdin(), &mut stream)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | let matches = try!(opts.parse(&args[1..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/netcat/mod.rs:66:20 [INFO] [stdout] | [INFO] [stdout] 66 | let port: u16 = try!(matches.free[1].parse()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/netcat/error.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(&self) -> Option<&std::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/netcat/error.rs:34:33 [INFO] [stdout] | [INFO] [stdout] 34 | Error::PortParse(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/netcat/error.rs:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | Error::GetoptsFail(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/netcat/error.rs:35:30 [INFO] [stdout] | [INFO] [stdout] 35 | Error::IO(ref err) => err.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/netcat/error.rs:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | Error::GetoptsFail(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/netcat/error.rs:35:30 [INFO] [stdout] | [INFO] [stdout] 35 | Error::IO(ref err) => err.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `Command { std: "docker" "inspect" "11263ef07827daf734ae2c16d5a0f27c15c1c2857312c680e9a6b0f7539932e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11263ef07827daf734ae2c16d5a0f27c15c1c2857312c680e9a6b0f7539932e2", kill_on_drop: false }` [INFO] [stdout] 11263ef07827daf734ae2c16d5a0f27c15c1c2857312c680e9a6b0f7539932e2