[INFO] fetching crate gopher 0.0.3...
[INFO] building gopher-0.0.3 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate gopher 0.0.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate gopher 0.0.3 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gopher 0.0.3
[INFO] finished tweaking crates.io crate gopher 0.0.3
[INFO] tweaked toml for crates.io crate gopher 0.0.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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] 78dc46ca69eaa205bcf9aa1c75ae406cd52474d40827d4ee1d5b52a5a15cdf9a
[INFO] running `Command { std: "docker" "start" "-a" "78dc46ca69eaa205bcf9aa1c75ae406cd52474d40827d4ee1d5b52a5a15cdf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78dc46ca69eaa205bcf9aa1c75ae406cd52474d40827d4ee1d5b52a5a15cdf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78dc46ca69eaa205bcf9aa1c75ae406cd52474d40827d4ee1d5b52a5a15cdf9a", kill_on_drop: false }`
[INFO] [stdout] 78dc46ca69eaa205bcf9aa1c75ae406cd52474d40827d4ee1d5b52a5a15cdf9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--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] d2c190bed62730bba356c6753a907a6d64762b69fe36f65235254588594432ff
[INFO] running `Command { std: "docker" "start" "-a" "d2c190bed62730bba356c6753a907a6d64762b69fe36f65235254588594432ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling gopher v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `io`
[INFO] [stdout]  --> src/client.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::net::tcp::TcpStream;
[INFO] [stdout]   |              ^^^ could not find `net` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::IoResult`
[INFO] [stdout]  --> src/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::IoResult;
[INFO] [stdout]   |     ^^^^^^^^^--------
[INFO] [stdout]   |     |        |
[INFO] [stdout]   |     |        help: a similar name exists in the module: `Result`
[INFO] [stdout]   |     no `IoResult` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufferedReader`
[INFO] [stdout]   --> src/client.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use std::io::BufferedReader;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ no `BufferedReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::Reader`, `std::io::IoResult`
[INFO] [stdout]  --> src/protocol.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Reader, IoResult};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^ no `IoResult` in `io`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               no `Reader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Read, IoResult};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Reader, Result};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/protocol.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[deriving(Copy, Show, PartialEq, Eq, FromPrimitive)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/protocol.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[deriving(Copy, Show, PartialEq, Eq)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/protocol.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[deriving(Show, PartialEq, Eq)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `FromPrimitive`
[INFO] [stdout]   --> src/protocol.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |         match FromPrimitive::from_u8(byte) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^ use of undeclared type `FromPrimitive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stdout]   --> src/client.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&self) -> IoResult<TcpStream> {
[INFO] [stdout]    |                                   ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::net::TcpStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TcpStream`
[INFO] [stdout]   --> src/client.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         TcpStream::connect((self.host.as_slice(), self.port))
[INFO] [stdout]    |         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::net::TcpStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]   --> src/protocol.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             reader: box reader as Box<Reader>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/client.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut stream = try!(self.connect());
[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/client.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(stream.write(selector));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/client.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(stream.write(b"\r\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/client.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut parser = try!(Parser::new(BufferedReader::new(stream)));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/protocol.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     reader: Box<Reader + 'a>,
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn Reader + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         try!(parser.bump());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(self.bump());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:91:39
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let display = bytes_to_string(try!(self.parse_field()).as_slice());
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let selector = try!(self.parse_field());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:93:36
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let host = bytes_to_string(try!(self.parse_field()).as_slice());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let port = bytes_to_string(try!(self.parse_field()).as_slice());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:98:38
[INFO] [stdout]    |
[INFO] [stdout] 98 |             if self.byte == b'\r' && try!(self.peek()) == b'\n' {
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 try!(self.bump()); try!(self.bump());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/protocol.rs:99:36
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 try!(self.bump()); try!(self.bump());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |             try!(self.bump());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:120:22
[INFO] [stdout]     |
[INFO] [stdout] 120 |             out.push(try!(self.parse_direntity()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 try!(self.bump());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 if try!(self.peek()) == b'\n' {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             try!(self.bump());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:152:28
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let byte = try!(self.reader.read_byte());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/protocol.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |             None => try!(self.reader.read_byte())
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gopher`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d2c190bed62730bba356c6753a907a6d64762b69fe36f65235254588594432ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2c190bed62730bba356c6753a907a6d64762b69fe36f65235254588594432ff", kill_on_drop: false }`
[INFO] [stdout] d2c190bed62730bba356c6753a907a6d64762b69fe36f65235254588594432ff
