[INFO] crate gaffer_udp 0.1.4 is already in cache
[INFO] checking gaffer_udp-0.1.4 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] extracting crate gaffer_udp 0.1.4 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate gaffer_udp 0.1.4 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gaffer_udp 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gaffer_udp 0.1.4
[INFO] tweaked toml for crates.io crate gaffer_udp 0.1.4 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d8ef176b6a6bc1481a3fdd675af7ba83c5811f28983dcd31afc6d427bd971f0f
[INFO] running `"docker" "start" "-a" "d8ef176b6a6bc1481a3fdd675af7ba83c5811f28983dcd31afc6d427bd971f0f"`
[INFO] [stderr]    Compiling syntex_errors v0.39.0
[INFO] [stderr]     Checking gaffer_udp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packet.rs:63:15
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let seq = try!(rdr.read_u16::<BigEndian>());
[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/packet.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let ack_seq = try!(rdr.read_u16::<BigEndian>());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packet.rs:65:21
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let ack_field = try!(rdr.read_u32::<BigEndian>());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/socket/blocking.rs:55:7
[INFO] [stderr]    |
[INFO] [stderr] 55 |       try!(self.single_send(packet));
[INFO] [stderr]    |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:62:7
[INFO] [stderr]    |
[INFO] [stderr] 62 |       try!(self.single_send(packet));
[INFO] [stderr]    |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket': use net module instead
[INFO] [stderr]  --> src/socket/non_blocking.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use mio::udp::UdpSocket;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 |   udp_socket: UdpSocket,
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket::bind': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket::recv_from': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 |     self.udp_socket.recv_from(&mut self.recv_buffer)
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket::send_to': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |     self.udp_socket.send_to(payload.as_ref(), &destination)
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]    Compiling syntex_syntax v0.39.0
[INFO] [stderr] warning[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.39.0/src/ext/expand.rs:659:25
[INFO] [stderr]     |
[INFO] [stderr] 649 |         let mut expander = MacroExpander::new(&mut cx);
[INFO] [stderr]     |                                               ------- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 659 |         let err_count = cx.parse_sess.span_diagnostic.err_count();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] 660 |         let mut ret = expander.fold_crate(c);
[INFO] [stderr]     |                       -------- mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling aster v0.22.1
[INFO] [stderr]    Compiling syntex v0.39.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.4.0
[INFO] [stderr]    Compiling quasi v0.16.0
[INFO] [stderr]    Compiling quasi_codegen v0.16.0
[INFO] [stderr]    Compiling serde_codegen v0.7.15
[INFO] [stderr]    Compiling cucumber v0.1.3
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packet.rs:63:15
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let seq = try!(rdr.read_u16::<BigEndian>());
[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/packet.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let ack_seq = try!(rdr.read_u16::<BigEndian>());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packet.rs:65:21
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let ack_field = try!(rdr.read_u32::<BigEndian>());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/socket/blocking.rs:55:7
[INFO] [stderr]    |
[INFO] [stderr] 55 |       try!(self.single_send(packet));
[INFO] [stderr]    |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:62:7
[INFO] [stderr]    |
[INFO] [stderr] 62 |       try!(self.single_send(packet));
[INFO] [stderr]    |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket': use net module instead
[INFO] [stderr]  --> src/socket/non_blocking.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use mio::udp::UdpSocket;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 |   udp_socket: UdpSocket,
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket::bind': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket::recv_from': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 |     self.udp_socket.recv_from(&mut self.recv_buffer)
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'mio::udp::UdpSocket::send_to': use net module instead
[INFO] [stderr]   --> src/socket/non_blocking.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |     self.udp_socket.send_to(payload.as_ref(), &destination)
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> features/support/packets.rs:35:22
[INFO] [stderr]    |
[INFO] [stderr] 35 |           seq = Some(try!(u16::from_str(value).map_err(|_| {InvokeResponse::fail_from_str("Could not convert seq to u16")})));
[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]   --> features/support/packets.rs:38:26
[INFO] [stderr]    |
[INFO] [stderr] 38 |           ack_seq = Some(try!(u16::from_str(value).map_err(|_| {InvokeResponse::fail_from_str("Could not convert ack_seq to u16")})));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> features/support/packets.rs:41:28
[INFO] [stderr]    |
[INFO] [stderr] 41 |           ack_field = Some(try!(u32::from_str(value).map_err(|_| {InvokeResponse::fail_from_str("Could not convert ack_field tf u32")})));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> features/support/packets.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |             let val = try!(u8::from_str(num).map_err(|_| {InvokeResponse::fail_from_str("Could not convert a value in payload to u8")}));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> features/support/packets.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |       payload.push(try!(u8::from_str(&value).map_err(|_| InvokeResponse::fail_from_str("Could not convert an entry in GafferPayload to u8"))));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> features/step_definitions/socket_steps.rs:19:31
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn register_steps(c: &mut CucumberRegistrar<SocketWorld>) {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<SocketWorld>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> features/step_definitions/gaffer_socket_steps.rs:19:31
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn register_steps(c: &mut CucumberRegistrar<SocketWorld>) {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<SocketWorld>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `"docker" "inspect" "d8ef176b6a6bc1481a3fdd675af7ba83c5811f28983dcd31afc6d427bd971f0f"`
[INFO] running `"docker" "rm" "-f" "d8ef176b6a6bc1481a3fdd675af7ba83c5811f28983dcd31afc6d427bd971f0f"`
[INFO] [stdout] d8ef176b6a6bc1481a3fdd675af7ba83c5811f28983dcd31afc6d427bd971f0f