[INFO] cloning repository https://github.com/antage/netcat [INFO] running `"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"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantage%2Fnetcat'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17229a5c79e074b37a3836deb24e24b178f091b0 [INFO] checking antage/netcat against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantage%2Fnetcat" "/workspace/builds/worker-7/source"` [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 ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [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 `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0818829073caace566521c6c9559f1d537c765fea6096cae28cffe7f82e3a197 [INFO] running `"docker" "start" "-a" "0818829073caace566521c6c9559f1d537c765fea6096cae28cffe7f82e3a197"` [INFO] [stderr] Checking netcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | let listener = try!(std::net::TcpListener::bind(("0.0.0.0", port))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:23:24 [INFO] [stderr] | [INFO] [stderr] 23 | let (mut stream, _) = try!(listener.accept()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:24:2 [INFO] [stderr] | [INFO] [stderr] 24 | try!(std::io::copy(&mut stream, &mut std::io::stdout())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:29:19 [INFO] [stderr] | [INFO] [stderr] 29 | let mut stream = try!(std::net::TcpStream::connect((hostname, port))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:30:2 [INFO] [stderr] | [INFO] [stderr] 30 | try!(std::io::copy(&mut std::io::stdin(), &mut stream)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:42:16 [INFO] [stderr] | [INFO] [stderr] 42 | let matches = try!(opts.parse(&args[1..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:49:4 [INFO] [stderr] | [INFO] [stderr] 49 | try!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | try!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:66:20 [INFO] [stderr] | [INFO] [stderr] 66 | let port: u16 = try!(matches.free[1].parse()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/netcat/error.rs:39:29 [INFO] [stderr] | [INFO] [stderr] 39 | fn cause(&self) -> Option<&std::error::Error> { [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: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | let listener = try!(std::net::TcpListener::bind(("0.0.0.0", port))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:23:24 [INFO] [stderr] | [INFO] [stderr] 23 | let (mut stream, _) = try!(listener.accept()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:24:2 [INFO] [stderr] | [INFO] [stderr] 24 | try!(std::io::copy(&mut stream, &mut std::io::stdout())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:29:19 [INFO] [stderr] | [INFO] [stderr] 29 | let mut stream = try!(std::net::TcpStream::connect((hostname, port))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:30:2 [INFO] [stderr] | [INFO] [stderr] 30 | try!(std::io::copy(&mut std::io::stdin(), &mut stream)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:42:16 [INFO] [stderr] | [INFO] [stderr] 42 | let matches = try!(opts.parse(&args[1..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:49:4 [INFO] [stderr] | [INFO] [stderr] 49 | try!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | try!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/netcat/mod.rs:66:20 [INFO] [stderr] | [INFO] [stderr] 66 | let port: u16 = try!(matches.free[1].parse()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/netcat/error.rs:39:29 [INFO] [stderr] | [INFO] [stderr] 39 | fn cause(&self) -> Option<&std::error::Error> { [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] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `"docker" "inspect" "0818829073caace566521c6c9559f1d537c765fea6096cae28cffe7f82e3a197"` [INFO] running `"docker" "rm" "-f" "0818829073caace566521c6c9559f1d537c765fea6096cae28cffe7f82e3a197"` [INFO] [stdout] 0818829073caace566521c6c9559f1d537c765fea6096cae28cffe7f82e3a197