[INFO] updating cached repository https://github.com/bschwind/mqtt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 36acbe04a81231bfb4c7c24fe654bb7d2b7fd7da [INFO] testing bschwind/mqtt against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bschwind/mqtt on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-5/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fe30913fe47efd7f4054d5fc1eb763aef30d8054086fc29bd14551cc06be824 [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" "4fe30913fe47efd7f4054d5fc1eb763aef30d8054086fc29bd14551cc06be824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fe30913fe47efd7f4054d5fc1eb763aef30d8054086fc29bd14551cc06be824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fe30913fe47efd7f4054d5fc1eb763aef30d8054086fc29bd14551cc06be824", kill_on_drop: false }` [INFO] [stdout] 4fe30913fe47efd7f4054d5fc1eb763aef30d8054086fc29bd14551cc06be824 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] c5a7960947396f44110b03efb377dfe2a10cb957f8f396bd10b441785e7bea81 [INFO] running `Command { std: "docker" "start" "-a" "c5a7960947396f44110b03efb377dfe2a10cb957f8f396bd10b441785e7bea81", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling libc v0.2.15 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling lazycell v0.4.0 [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling nom v1.2.4 [INFO] [stderr] Compiling bytes v0.3.0 [INFO] [stderr] Compiling net2 v0.2.26 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling mio v0.6.0 [INFO] [stderr] Compiling 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[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 item '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: use of deprecated item '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 item '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: `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: 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] 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 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 3 previous errors; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0437, E0554. [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] running `Command { std: "docker" "inspect" "c5a7960947396f44110b03efb377dfe2a10cb957f8f396bd10b441785e7bea81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a7960947396f44110b03efb377dfe2a10cb957f8f396bd10b441785e7bea81", kill_on_drop: false }` [INFO] [stdout] c5a7960947396f44110b03efb377dfe2a10cb957f8f396bd10b441785e7bea81