[INFO] cloning repository https://github.com/dat2/rust-raft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dat2/rust-raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8881ddba811664ddb4f67e143b876fc7f06a5c9d [INFO] testing dat2/rust-raft against master#9847c6406dc8182abb417b69000fcd0bc5f4a1b7 for pr-115315-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdat2%2Frust-raft" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dat2/rust-raft on toolchain 9847c6406dc8182abb417b69000fcd0bc5f4a1b7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dat2/rust-raft [INFO] finished tweaking git repo https://github.com/dat2/rust-raft [INFO] tweaked toml for git repo https://github.com/dat2/rust-raft written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dat2/rust-raft already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.4.1 [INFO] [stderr] Downloaded serde_derive_internals v0.15.0 [INFO] [stderr] Downloaded error-chain v0.7.2 [INFO] [stderr] Downloaded unreachable v0.1.1 [INFO] [stderr] Downloaded iovec v0.1.0 [INFO] [stderr] Downloaded void v1.0.2 [INFO] [stderr] Downloaded take v0.1.0 [INFO] [stderr] Downloaded rustc-demangle v0.1.4 [INFO] [stderr] Downloaded cfg-if v0.1.0 [INFO] [stderr] Downloaded thread-id v3.0.0 [INFO] [stderr] Downloaded serde_derive v1.0.4 [INFO] [stderr] Downloaded term_size v0.2.3 [INFO] [stderr] Downloaded log v0.3.6 [INFO] [stderr] Downloaded backtrace v0.3.0 [INFO] [stderr] Downloaded synom v0.11.3 [INFO] [stderr] Downloaded tokio-io v0.1.1 [INFO] [stderr] Downloaded tokio-proto v0.1.1 [INFO] [stderr] Downloaded regex-syntax v0.4.0 [INFO] [stderr] Downloaded futures v0.1.13 [INFO] [stderr] Downloaded backtrace-sys v0.1.10 [INFO] [stderr] Downloaded syn v0.11.11 [INFO] [stderr] Downloaded regex v0.2.1 [INFO] [stderr] Downloaded bincode v0.8.0 [INFO] [stderr] Downloaded mio v0.6.7 [INFO] [stderr] Downloaded libc v0.2.21 [INFO] [stderr] Downloaded bytes v0.4.3 [INFO] [stderr] Downloaded quote v0.3.15 [INFO] [stderr] Downloaded unicode-segmentation v1.1.0 [INFO] [stderr] Downloaded aho-corasick v0.6.2 [INFO] [stderr] Downloaded serde v1.0.4 [INFO] [stderr] Downloaded rand v0.3.15 [INFO] [stderr] Downloaded tokio-core v0.1.7 [INFO] [stderr] Downloaded vec_map v0.6.0 [INFO] [stderr] Downloaded gcc v0.3.43 [INFO] [stderr] Downloaded scoped-tls v0.1.0 [INFO] [stderr] Downloaded dbghelp-sys v0.2.0 [INFO] [stderr] Downloaded unicode-xid v0.0.4 [INFO] [stderr] Downloaded ansi_term v0.9.0 [INFO] [stderr] Downloaded bitflags v0.7.0 [INFO] [stderr] Downloaded num-traits v0.1.37 [INFO] [stderr] Downloaded lazycell v0.4.0 [INFO] [stderr] Downloaded net2 v0.2.29 [INFO] [stderr] Downloaded byteorder v1.0.0 [INFO] [stderr] Downloaded tokio-service v0.1.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.0 [INFO] [stderr] Downloaded unicode-width v0.1.4 [INFO] [stderr] Downloaded memchr v1.0.1 [INFO] [stderr] Downloaded slab v0.3.0 [INFO] [stderr] Downloaded thread_local v0.3.3 [INFO] [stderr] Downloaded strsim v0.6.0 [INFO] [stderr] Downloaded smallvec v0.2.1 [INFO] [stderr] Downloaded clap v2.20.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b715627ce6a99daabbcbfffc2a952b47b6eb826166ecf887c154b22e25680f1 [INFO] running `Command { std: "docker" "start" "-a" "6b715627ce6a99daabbcbfffc2a952b47b6eb826166ecf887c154b22e25680f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b715627ce6a99daabbcbfffc2a952b47b6eb826166ecf887c154b22e25680f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b715627ce6a99daabbcbfffc2a952b47b6eb826166ecf887c154b22e25680f1", kill_on_drop: false }` [INFO] [stdout] 6b715627ce6a99daabbcbfffc2a952b47b6eb826166ecf887c154b22e25680f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 826d6168972fdd432ea40723989708982d67d15b1a0606a5c557e190676ebb8d [INFO] running `Command { std: "docker" "start" "-a" "826d6168972fdd432ea40723989708982d67d15b1a0606a5c557e190676ebb8d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling gcc v0.3.43 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling futures v0.1.13 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling lazycell v0.4.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling iovec v0.1.0 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling bytes v0.4.3 [INFO] [stderr] Compiling net2 v0.2.29 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling aho-corasick v0.6.2 [INFO] [stderr] Compiling regex-syntax v0.4.0 [INFO] [stderr] Compiling scoped-tls v0.1.0 [INFO] [stderr] Compiling rustc-demangle v0.1.4 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling backtrace-sys v0.1.10 [INFO] [stderr] Compiling mio v0.6.7 [INFO] [stderr] Compiling term_size v0.2.3 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling num-traits v0.1.37 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling tokio-io v0.1.1 [INFO] [stderr] Compiling serde_derive_internals v0.15.0 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling serde v1.0.4 [INFO] [stderr] Compiling tokio-core v0.1.7 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.4 [INFO] [stderr] Compiling clap v2.20.5 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling env_logger v0.4.1 [INFO] [stderr] Compiling bincode v0.8.0 [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling raft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/server.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnboundedReceiver` [INFO] [stdout] --> src/server.rs:13:55 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | types { [INFO] [stdout] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 12 | | } [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | types { [INFO] [stdout] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 12 | | } [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:34:62 [INFO] [stdout] | [INFO] [stdout] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:53:60 [INFO] [stdout] | [INFO] [stdout] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:87:85 [INFO] [stdout] | [INFO] [stdout] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:89:87 [INFO] [stdout] | [INFO] [stdout] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/client.rs:33:62 [INFO] [stdout] | [INFO] [stdout] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/client.rs:52:60 [INFO] [stdout] | [INFO] [stdout] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `state` is never read [INFO] [stdout] --> src/state.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct RaftState { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 3 | state: StateEnum [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RaftState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `vote` are never used [INFO] [stdout] --> src/state.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 6 | impl RaftState { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 7 | pub fn new() -> RaftState { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Follower`, `Candidate`, and `Leader` are never constructed [INFO] [stdout] --> src/state.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 19 | pub enum StateEnum { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 20 | Follower(StateMachine), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 21 | Candidate(StateMachine), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 22 | Leader(StateMachine) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StateEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `init`, `vote`, `complete_vote`, and `election_timeout` are never used [INFO] [stdout] --> src/state.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 40 | impl StateMachine { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 41 | // everyone starts off as a follower [INFO] [stdout] 42 | pub fn init() -> StateMachine { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `failed_majority_timeout`, `other_leader_elected`, and `elected` are never used [INFO] [stdout] --> src/state.rs:64:10 [INFO] [stdout] | [INFO] [stdout] 62 | impl StateMachine { [INFO] [stdout] | ---------------------------- methods in this implementation [INFO] [stdout] 63 | // if no majority was reached, then we just need to increment term and try again [INFO] [stdout] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn elected(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `voted_for` is never read [INFO] [stdout] --> src/state.rs:81:3 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Follower { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 81 | voted_for: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Follower` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:107:7 [INFO] [stdout] | [INFO] [stdout] 107 | v.send(rng.gen()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = v.send(rng.gen()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | Err(e) => Err(e.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.25s [INFO] running `Command { std: "docker" "inspect" "826d6168972fdd432ea40723989708982d67d15b1a0606a5c557e190676ebb8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "826d6168972fdd432ea40723989708982d67d15b1a0606a5c557e190676ebb8d", kill_on_drop: false }` [INFO] [stdout] 826d6168972fdd432ea40723989708982d67d15b1a0606a5c557e190676ebb8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e8f34736b5945312a89ff2d6e8f8e50ff43abe588f7a5d159fa29d280fee1ab [INFO] running `Command { std: "docker" "start" "-a" "5e8f34736b5945312a89ff2d6e8f8e50ff43abe588f7a5d159fa29d280fee1ab", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/server.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnboundedReceiver` [INFO] [stdout] --> src/server.rs:13:55 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | types { [INFO] [stdout] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 12 | | } [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | types { [INFO] [stdout] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 12 | | } [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:34:62 [INFO] [stdout] | [INFO] [stdout] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:53:60 [INFO] [stdout] | [INFO] [stdout] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:87:85 [INFO] [stdout] | [INFO] [stdout] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:89:87 [INFO] [stdout] | [INFO] [stdout] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/client.rs:33:62 [INFO] [stdout] | [INFO] [stdout] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/client.rs:52:60 [INFO] [stdout] | [INFO] [stdout] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `state` is never read [INFO] [stdout] --> src/state.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct RaftState { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 3 | state: StateEnum [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RaftState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `vote` are never used [INFO] [stdout] --> src/state.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 6 | impl RaftState { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 7 | pub fn new() -> RaftState { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Follower`, `Candidate`, and `Leader` are never constructed [INFO] [stdout] --> src/state.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 19 | pub enum StateEnum { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 20 | Follower(StateMachine), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 21 | Candidate(StateMachine), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 22 | Leader(StateMachine) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StateEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling raft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `init`, `vote`, `complete_vote`, and `election_timeout` are never used [INFO] [stdout] --> src/state.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 40 | impl StateMachine { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 41 | // everyone starts off as a follower [INFO] [stdout] 42 | pub fn init() -> StateMachine { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `failed_majority_timeout`, `other_leader_elected`, and `elected` are never used [INFO] [stdout] --> src/state.rs:64:10 [INFO] [stdout] | [INFO] [stdout] 62 | impl StateMachine { [INFO] [stdout] | ---------------------------- methods in this implementation [INFO] [stdout] 63 | // if no majority was reached, then we just need to increment term and try again [INFO] [stdout] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn elected(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `voted_for` is never read [INFO] [stdout] --> src/state.rs:81:3 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Follower { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 81 | voted_for: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Follower` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:107:7 [INFO] [stdout] | [INFO] [stdout] 107 | v.send(rng.gen()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = v.send(rng.gen()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | Err(e) => Err(e.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/server.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnboundedReceiver` [INFO] [stdout] --> src/server.rs:13:55 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | types { [INFO] [stdout] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 12 | | } [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | types { [INFO] [stdout] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 12 | | } [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:34:62 [INFO] [stdout] | [INFO] [stdout] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:53:60 [INFO] [stdout] | [INFO] [stdout] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:87:85 [INFO] [stdout] | [INFO] [stdout] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/server.rs:89:87 [INFO] [stdout] | [INFO] [stdout] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/client.rs:33:62 [INFO] [stdout] | [INFO] [stdout] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/client.rs:52:60 [INFO] [stdout] | [INFO] [stdout] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `state` is never read [INFO] [stdout] --> src/state.rs:3:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct RaftState { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 3 | state: StateEnum [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RaftState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `vote` are never used [INFO] [stdout] --> src/state.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 6 | impl RaftState { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 7 | pub fn new() -> RaftState { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Follower`, `Candidate`, and `Leader` are never constructed [INFO] [stdout] --> src/state.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 19 | pub enum StateEnum { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 20 | Follower(StateMachine), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 21 | Candidate(StateMachine), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 22 | Leader(StateMachine) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StateEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `init`, `vote`, `complete_vote`, and `election_timeout` are never used [INFO] [stdout] --> src/state.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 40 | impl StateMachine { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 41 | // everyone starts off as a follower [INFO] [stdout] 42 | pub fn init() -> StateMachine { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `failed_majority_timeout`, `other_leader_elected`, and `elected` are never used [INFO] [stdout] --> src/state.rs:64:10 [INFO] [stdout] | [INFO] [stdout] 62 | impl StateMachine { [INFO] [stdout] | ---------------------------- methods in this implementation [INFO] [stdout] 63 | // if no majority was reached, then we just need to increment term and try again [INFO] [stdout] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn elected(self) -> StateMachine { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `voted_for` is never read [INFO] [stdout] --> src/state.rs:81:3 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Follower { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 81 | voted_for: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Follower` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/server.rs:107:7 [INFO] [stdout] | [INFO] [stdout] 107 | v.send(rng.gen()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = v.send(rng.gen()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "5e8f34736b5945312a89ff2d6e8f8e50ff43abe588f7a5d159fa29d280fee1ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e8f34736b5945312a89ff2d6e8f8e50ff43abe588f7a5d159fa29d280fee1ab", kill_on_drop: false }` [INFO] [stdout] 5e8f34736b5945312a89ff2d6e8f8e50ff43abe588f7a5d159fa29d280fee1ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+9847c6406dc8182abb417b69000fcd0bc5f4a1b7" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fdbf9438de0b321fbb2b8df9db4b44e9fa340dc388cee54b0477c760c82d5c26 [INFO] running `Command { std: "docker" "start" "-a" "fdbf9438de0b321fbb2b8df9db4b44e9fa340dc388cee54b0477c760c82d5c26", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/server.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:13:55 [INFO] [stderr] | [INFO] [stderr] 13 | use futures::sync::mpsc::{unbounded, UnboundedSender, UnboundedReceiver}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | types { [INFO] [stderr] 4 | | Error, ErrorKind, ResultExt, Result; [INFO] [stderr] ... | [INFO] [stderr] 12 | | } [INFO] [stderr] 13 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:34:62 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:53:60 [INFO] [stderr] | [INFO] [stderr] 53 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:87:85 [INFO] [stderr] | [INFO] [stderr] 87 | self.tx.send(oneshot_tx).map_err(|e| io::Error::new(io::ErrorKind::Other, e.description())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/server.rs:89:87 [INFO] [stderr] | [INFO] [stderr] 89 | .and_then(|_| oneshot_rx.map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:33:62 [INFO] [stderr] | [INFO] [stderr] 33 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/client.rs:52:60 [INFO] [stderr] | [INFO] [stderr] 52 | Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `state` is never read [INFO] [stderr] --> src/state.rs:3:3 [INFO] [stderr] | [INFO] [stderr] 2 | pub struct RaftState { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] 3 | state: StateEnum [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `RaftState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `new` and `vote` are never used [INFO] [stderr] --> src/state.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 6 | impl RaftState { [INFO] [stderr] | -------------- associated items in this implementation [INFO] [stderr] 7 | pub fn new() -> RaftState { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 11 | pub fn vote(&mut self, candidate: String) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variants `Follower`, `Candidate`, and `Leader` are never constructed [INFO] [stderr] --> src/state.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 19 | pub enum StateEnum { [INFO] [stderr] | --------- variants in this enum [INFO] [stderr] 20 | Follower(StateMachine), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 21 | Candidate(StateMachine), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 22 | Leader(StateMachine) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `StateEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: associated items `init`, `vote`, `complete_vote`, and `election_timeout` are never used [INFO] [stderr] --> src/state.rs:42:10 [INFO] [stderr] | [INFO] [stderr] 40 | impl StateMachine { [INFO] [stderr] | --------------------------- associated items in this implementation [INFO] [stderr] 41 | // everyone starts off as a follower [INFO] [stderr] 42 | pub fn init() -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 47 | pub fn vote(self, candidate: String) -> StateMachine { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 52 | pub fn complete_vote(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 57 | pub fn election_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `failed_majority_timeout`, `other_leader_elected`, and `elected` are never used [INFO] [stderr] --> src/state.rs:64:10 [INFO] [stderr] | [INFO] [stderr] 62 | impl StateMachine { [INFO] [stderr] | ---------------------------- methods in this implementation [INFO] [stderr] 63 | // if no majority was reached, then we just need to increment term and try again [INFO] [stderr] 64 | pub fn failed_majority_timeout(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 69 | pub fn other_leader_elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 74 | pub fn elected(self) -> StateMachine { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `voted_for` is never read [INFO] [stderr] --> src/state.rs:81:3 [INFO] [stderr] | [INFO] [stderr] 80 | pub struct Follower { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] 81 | voted_for: Option, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Follower` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:107:7 [INFO] [stderr] | [INFO] [stderr] 107 | v.send(rng.gen()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 107 | let _ = v.send(rng.gen()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `raft` (lib) generated 18 warnings (run `cargo fix --lib -p raft` to apply 3 suggestions) [INFO] [stderr] warning: `raft` (lib test) generated 18 warnings (18 duplicates) [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:35:21 [INFO] [stderr] | [INFO] [stderr] 35 | Err(e) => Err(e.description().to_string()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `raft` (bin "raftd" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/raft-544d64b3f81377c4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/raftd-c78227686ee4263c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests raft [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fdbf9438de0b321fbb2b8df9db4b44e9fa340dc388cee54b0477c760c82d5c26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdbf9438de0b321fbb2b8df9db4b44e9fa340dc388cee54b0477c760c82d5c26", kill_on_drop: false }` [INFO] [stdout] fdbf9438de0b321fbb2b8df9db4b44e9fa340dc388cee54b0477c760c82d5c26