[INFO] fetching crate unreliable-message 0.1.0...
[INFO] checking unreliable-message-0.1.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate unreliable-message 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate unreliable-message 0.1.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unreliable-message 0.1.0
[INFO] finished tweaking crates.io crate unreliable-message 0.1.0
[INFO] tweaked toml for crates.io crate unreliable-message 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 23f7c6e0b340d3e8c3033acd2e47c7b61bd153c00c585cb82d326a73d839b526
[INFO] running `Command { std: "docker" "start" "-a" "23f7c6e0b340d3e8c3033acd2e47c7b61bd153c00c585cb82d326a73d839b526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23f7c6e0b340d3e8c3033acd2e47c7b61bd153c00c585cb82d326a73d839b526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f7c6e0b340d3e8c3033acd2e47c7b61bd153c00c585cb82d326a73d839b526", kill_on_drop: false }`
[INFO] [stdout] 23f7c6e0b340d3e8c3033acd2e47c7b61bd153c00c585cb82d326a73d839b526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--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] eb7518030f6fbe09b38c5b8de14a3d9b8f257c8769ceb443f297b4fb82fd7942
[INFO] running `Command { std: "docker" "start" "-a" "eb7518030f6fbe09b38c5b8de14a3d9b8f257c8769ceb443f297b4fb82fd7942", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking vec_map v0.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking bincode v0.5.9
[INFO] [stderr]     Checking unreliable-message v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/network.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let iter = try!(socket_addrs.to_socket_addrs());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/network.rs:89:32
[INFO] [stdout]    |
[INFO] [stdout] 89 |             let (amnt, from) = try!(self.socket.recv_from(&mut buf[..]));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/network.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let chunk: MsgChunk = try!(bincode::rustc_serialize::decode(data));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:134:21
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let addrs = try!(AddrsContainer::from_to_sock(addrs));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:163:25
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let bytes = try!(bincode::rustc_serialize::encode(&next, bound));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             try!(self.socket.send_to(&bytes[..], addrs));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:172:15
[INFO] [stdout]     |
[INFO] [stdout] 172 |         while try!(self.send_one()) {}
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/network.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let iter = try!(socket_addrs.to_socket_addrs());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/network.rs:89:32
[INFO] [stdout]    |
[INFO] [stdout] 89 |             let (amnt, from) = try!(self.socket.recv_from(&mut buf[..]));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/network.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let chunk: MsgChunk = try!(bincode::rustc_serialize::decode(data));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:134:21
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let addrs = try!(AddrsContainer::from_to_sock(addrs));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:163:25
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let bytes = try!(bincode::rustc_serialize::encode(&next, bound));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             try!(self.socket.send_to(&bytes[..], addrs));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/network.rs:172:15
[INFO] [stdout]     |
[INFO] [stdout] 172 |         while try!(self.send_one()) {}
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "eb7518030f6fbe09b38c5b8de14a3d9b8f257c8769ceb443f297b4fb82fd7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7518030f6fbe09b38c5b8de14a3d9b8f257c8769ceb443f297b4fb82fd7942", kill_on_drop: false }`
[INFO] [stdout] eb7518030f6fbe09b38c5b8de14a3d9b8f257c8769ceb443f297b4fb82fd7942