[INFO] cloning repository https://github.com/bschwind/mqtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bschwind/mqtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36acbe04a81231bfb4c7c24fe654bb7d2b7fd7da
[INFO] checking bschwind/mqtt against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bschwind/mqtt on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bschwind/mqtt
[INFO] finished tweaking git repo https://github.com/bschwind/mqtt
[INFO] tweaked toml for git repo https://github.com/bschwind/mqtt written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bschwind/mqtt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 9e24dee5e27d69d816257aaec25971dd1231b89083b84f6a6fc41485ef228ed2
[INFO] running `Command { std: "docker" "start" "-a" "9e24dee5e27d69d816257aaec25971dd1231b89083b84f6a6fc41485ef228ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e24dee5e27d69d816257aaec25971dd1231b89083b84f6a6fc41485ef228ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e24dee5e27d69d816257aaec25971dd1231b89083b84f6a6fc41485ef228ed2", kill_on_drop: false }`
[INFO] [stdout] 9e24dee5e27d69d816257aaec25971dd1231b89083b84f6a6fc41485ef228ed2
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ec4390942d6517d85453a3eafb4f4a9bac2bfe362e43538eab7faa98a61888
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58ec4390942d6517d85453a3eafb4f4a9bac2bfe362e43538eab7faa98a61888", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking mio v0.6.0
[INFO] [stderr]     Checking mqtt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0437]: type `Err` is not a member of trait `TryFrom`
[INFO] [stdout]   --> src/protocol/control_packet_type.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 |     type Err = MqttParseError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `TryFrom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Err` is not a member of trait `TryFrom`
[INFO] [stdout]   --> src/protocol/control_packet_type.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 |     type Err = MqttParseError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `TryFrom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/mqtt_handler.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |                                 try!(MqttHandler::register_new_connection(poll, &new_session, new_token));
[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/mqtt_handler.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 |                         try!(connection.handle_event(poll, event_type));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mqtt_handler.rs:141:3
[INFO] [stdout]     |
[INFO] [stdout] 141 |         try!(self.register(poll));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mqtt_handler.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 |             try!(poll.poll(&mut events, None)); // None means no timeout
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parser.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |         match ControlPacketType::try_from(((first_byte & 0b11110000) >> 4)) {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 try!(self.read(poll));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(self.reregister(poll));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::control_packet_type::ControlPacketType`
[INFO] [stdout]  --> src/protocol/variable_header.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use protocol::control_packet_type::ControlPacketType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/mqtt_handler.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |                                 try!(MqttHandler::register_new_connection(poll, &new_session, new_token));
[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/mqtt_handler.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 |                         try!(connection.handle_event(poll, event_type));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mqtt_handler.rs:141:3
[INFO] [stdout]     |
[INFO] [stdout] 141 |         try!(self.register(poll));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mqtt_handler.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 |             try!(poll.poll(&mut events, None)); // None means no timeout
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Err::NodePosition`
[INFO] [stdout]  --> src/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nom::Err::NodePosition;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::ErrorKind::Custom`
[INFO] [stdout]  --> src/parser.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::ErrorKind::Custom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parser.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |         match ControlPacketType::try_from(((first_byte & 0b11110000) >> 4)) {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 try!(self.read(poll));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/session.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(self.reregister(poll));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::control_packet_type::ControlPacketType`
[INFO] [stdout]  --> src/protocol/variable_header.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use protocol::control_packet_type::ControlPacketType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::control_packet_type::ControlPacketType`
[INFO] [stdout]  --> src/protocol/payload.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use protocol::control_packet_type::ControlPacketType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::control_packet_type::ControlPacketType`
[INFO] [stdout]  --> src/protocol/payload.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use protocol::control_packet_type::ControlPacketType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Error`
[INFO] [stdout]   --> src/protocol/control_packet_type.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl TryFrom<u8> for ControlPacketType {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Error` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `type Error = Type;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Error`
[INFO] [stdout]   --> src/protocol/control_packet_type.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl TryFrom<u8> for ControlPacketType {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Error` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `type Error = Type;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0437.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0437.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "58ec4390942d6517d85453a3eafb4f4a9bac2bfe362e43538eab7faa98a61888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ec4390942d6517d85453a3eafb4f4a9bac2bfe362e43538eab7faa98a61888", kill_on_drop: false }`
[INFO] [stdout] 58ec4390942d6517d85453a3eafb4f4a9bac2bfe362e43538eab7faa98a61888