[INFO] fetching crate utp2 0.1.0...
[INFO] checking utp2-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate utp2 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate utp2 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate utp2 0.1.0
[INFO] finished tweaking crates.io crate utp2 0.1.0
[INFO] tweaked toml for crates.io crate utp2 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f9150c70aa23b097d3d644e50a27dc1d12cc4f3b2b450b80891de15334d56ac9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f9150c70aa23b097d3d644e50a27dc1d12cc4f3b2b450b80891de15334d56ac9"`
[INFO] [stderr]     Checking utp2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/in_queue.rs:124:25
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 let n = try!(buf.read(dst));
[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/socket.rs:294:21
[INFO] [stderr]     |
[INFO] [stderr] 294 |                     try!(connection.update_readiness());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:372:17
[INFO] [stderr]     |
[INFO] [stderr] 372 |                 try!(conn.update_readiness());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:378:17
[INFO] [stderr]     |
[INFO] [stderr] 378 |                 try!(self.listener.set_readiness(Ready::empty()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:398:17
[INFO] [stderr]     |
[INFO] [stderr] 398 |                 try!(conn.update_readiness());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:403:17
[INFO] [stderr]     |
[INFO] [stderr] 403 |                 try!(conn.update_readiness());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:533:13
[INFO] [stderr]     |
[INFO] [stderr] 533 |             try!(self.connections[idx].tick(&mut self.shared));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:559:29
[INFO] [stderr]     |
[INFO] [stderr] 559 | ...                   try!(conn.process(packet, &mut self.shared))
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:654:9
[INFO] [stderr]     |
[INFO] [stderr] 654 |         try!(self.listener.set_readiness(Ready::readable()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:665:29
[INFO] [stderr]     |
[INFO] [stderr] 665 |             let (n, addr) = try!(self.shared.socket.recv_from(self.in_buf.bytes_mut()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:671:22
[INFO] [stderr]     |
[INFO] [stderr] 671 |         let packet = try!(Packet::parse(self.in_buf.take()));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:728:13
[INFO] [stderr]     |
[INFO] [stderr] 728 |             try!(self.update_readiness());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:800:9
[INFO] [stderr]     |
[INFO] [stderr] 800 |         try!(self.update_readiness());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `rand` is imported redundantly
[INFO] [stderr]   --> src/util.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |     use rand::{self, Rng};
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | extern crate rand;
[INFO] [stderr]    | ------------------ the item `rand` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/in_queue.rs:124:25
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 let n = try!(buf.read(dst));
[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/socket.rs:294:21
[INFO] [stderr]     |
[INFO] [stderr] 294 |                     try!(connection.update_readiness());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:372:17
[INFO] [stderr]     |
[INFO] [stderr] 372 |                 try!(conn.update_readiness());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:378:17
[INFO] [stderr]     |
[INFO] [stderr] 378 |                 try!(self.listener.set_readiness(Ready::empty()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:398:17
[INFO] [stderr]     |
[INFO] [stderr] 398 |                 try!(conn.update_readiness());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:403:17
[INFO] [stderr]     |
[INFO] [stderr] 403 |                 try!(conn.update_readiness());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:533:13
[INFO] [stderr]     |
[INFO] [stderr] 533 |             try!(self.connections[idx].tick(&mut self.shared));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:559:29
[INFO] [stderr]     |
[INFO] [stderr] 559 | ...                   try!(conn.process(packet, &mut self.shared))
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:654:9
[INFO] [stderr]     |
[INFO] [stderr] 654 |         try!(self.listener.set_readiness(Ready::readable()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:665:29
[INFO] [stderr]     |
[INFO] [stderr] 665 |             let (n, addr) = try!(self.shared.socket.recv_from(self.in_buf.bytes_mut()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:671:22
[INFO] [stderr]     |
[INFO] [stderr] 671 |         let packet = try!(Packet::parse(self.in_buf.take()));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:728:13
[INFO] [stderr]     |
[INFO] [stderr] 728 |             try!(self.update_readiness());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:800:9
[INFO] [stderr]     |
[INFO] [stderr] 800 |         try!(self.update_readiness());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `utp`
[INFO] [stderr]  --> examples/server.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate utp;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `utp`
[INFO] [stderr]  --> examples/client.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate utp;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `utp2`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `utp2`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f9150c70aa23b097d3d644e50a27dc1d12cc4f3b2b450b80891de15334d56ac9"`
[INFO] running `"docker" "rm" "-f" "f9150c70aa23b097d3d644e50a27dc1d12cc4f3b2b450b80891de15334d56ac9"`
[INFO] [stdout] f9150c70aa23b097d3d644e50a27dc1d12cc4f3b2b450b80891de15334d56ac9