[INFO] cloning repository https://github.com/logannc/valence [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/logannc/valence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogannc%2Fvalence", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogannc%2Fvalence'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25508413302813b1624d80dff886ce3c0b257ab5 [INFO] checking logannc/valence against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogannc%2Fvalence" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/logannc/valence on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/logannc/valence [INFO] finished tweaking git repo https://github.com/logannc/valence [INFO] tweaked toml for git repo https://github.com/logannc/valence written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/logannc/valence already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-uds v0.2.3 [INFO] [stderr] Downloaded tokio-current-thread v0.1.3 [INFO] [stderr] Downloaded tokio v0.1.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e2549b228056607ebf8575bbaaaf4fe2b52656651a41bb82f41559bc007a44c [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" "1e2549b228056607ebf8575bbaaaf4fe2b52656651a41bb82f41559bc007a44c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e2549b228056607ebf8575bbaaaf4fe2b52656651a41bb82f41559bc007a44c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e2549b228056607ebf8575bbaaaf4fe2b52656651a41bb82f41559bc007a44c", kill_on_drop: false }` [INFO] [stdout] 1e2549b228056607ebf8575bbaaaf4fe2b52656651a41bb82f41559bc007a44c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 796cef48cecb3a683245d6231f6b58d70bc26664b305b8938d1395f6cb513585 [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" "796cef48cecb3a683245d6231f6b58d70bc26664b305b8938d1395f6cb513585", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling proc-macro2 v0.4.21 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking bincode v1.0.1 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.18 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking valence v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/client.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 40 | / loop { [INFO] [stdout] 41 | | let mut buf = String::new(); [INFO] [stdout] 42 | | std::io::stdin().read_line(&mut buf); [INFO] [stdout] 43 | | let msg = serialize(&ClientMessage::Message(buf)).unwrap().into(); [INFO] [stdout] 44 | | writer = writer.send(msg).wait().unwrap(); [INFO] [stdout] 45 | | } [INFO] [stdout] | |_____________- any code following this expression is unreachable [INFO] [stdout] 46 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/network.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 143 | panic!("error: {}", err); [INFO] [stdout] | ------------------------- any code following this expression is unreachable [INFO] [stdout] 144 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/network.rs:87:35 [INFO] [stdout] | [INFO] [stdout] 87 | .filter(|(&k, v)| k != ID) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/network.rs:111:29 [INFO] [stdout] | [INFO] [stdout] 111 | ClientMessage::Join(name) => Ok(()), // Ignore this misbehaving message. [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/network.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | Err(err) => Err(Error::from(ErrorKind::InvalidData)), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/client.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 40 | / loop { [INFO] [stdout] 41 | | let mut buf = String::new(); [INFO] [stdout] 42 | | std::io::stdin().read_line(&mut buf); [INFO] [stdout] 43 | | let msg = serialize(&ClientMessage::Message(buf)).unwrap().into(); [INFO] [stdout] 44 | | writer = writer.send(msg).wait().unwrap(); [INFO] [stdout] 45 | | } [INFO] [stdout] | |_____________- any code following this expression is unreachable [INFO] [stdout] 46 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | std::io::stdin().read_line(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | peer.writer.start_send(serialized_msg.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | peer.writer.poll_complete(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 58 | let ID = Uuid::new_v4(); [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:77:46 [INFO] [stdout] | [INFO] [stdout] 77 | fn handle_client_message(msg: ClientMessage, ID: Uuid, peers: &mut Peers) -> Result<(), Error> { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:115:34 [INFO] [stdout] | [INFO] [stdout] 115 | fn handle_frame(frame: BytesMut, ID: Uuid, mut peers: Peers) -> Result<(), Error> { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | peer.writer.poll_complete(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:126:22 [INFO] [stdout] | [INFO] [stdout] 126 | fn handle_disconnect(ID: Uuid, mut peers: Peers) -> Result<(), Error> { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | peer.writer.poll_complete(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:137:10 [INFO] [stdout] | [INFO] [stdout] 137 | let (ID, framed_reader) = input; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/network.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 143 | panic!("error: {}", err); [INFO] [stdout] | ------------------------- any code following this expression is unreachable [INFO] [stdout] 144 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/network.rs:87:35 [INFO] [stdout] | [INFO] [stdout] 87 | .filter(|(&k, v)| k != ID) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/network.rs:111:29 [INFO] [stdout] | [INFO] [stdout] 111 | ClientMessage::Join(name) => Ok(()), // Ignore this misbehaving message. [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/network.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | Err(err) => Err(Error::from(ErrorKind::InvalidData)), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | std::io::stdin().read_line(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | peer.writer.start_send(serialized_msg.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | peer.writer.poll_complete(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 58 | let ID = Uuid::new_v4(); [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:77:46 [INFO] [stdout] | [INFO] [stdout] 77 | fn handle_client_message(msg: ClientMessage, ID: Uuid, peers: &mut Peers) -> Result<(), Error> { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:115:34 [INFO] [stdout] | [INFO] [stdout] 115 | fn handle_frame(frame: BytesMut, ID: Uuid, mut peers: Peers) -> Result<(), Error> { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | peer.writer.poll_complete(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:126:22 [INFO] [stdout] | [INFO] [stdout] 126 | fn handle_disconnect(ID: Uuid, mut peers: Peers) -> Result<(), Error> { [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | peer.writer.poll_complete(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ID` should have a snake case name [INFO] [stdout] --> src/network.rs:137:10 [INFO] [stdout] | [INFO] [stdout] 137 | let (ID, framed_reader) = input; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.78s [INFO] running `Command { std: "docker" "inspect" "796cef48cecb3a683245d6231f6b58d70bc26664b305b8938d1395f6cb513585", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "796cef48cecb3a683245d6231f6b58d70bc26664b305b8938d1395f6cb513585", kill_on_drop: false }` [INFO] [stdout] 796cef48cecb3a683245d6231f6b58d70bc26664b305b8938d1395f6cb513585