[INFO] cloning repository https://github.com/natassaf/ID2203-MMO
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natassaf/ID2203-MMO" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatassaf%2FID2203-MMO", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatassaf%2FID2203-MMO'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7223c3d153953c28af9d73541cbbd0446a37d25d
[INFO] checking natassaf/ID2203-MMO against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatassaf%2FID2203-MMO" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natassaf/ID2203-MMO on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natassaf/ID2203-MMO
[INFO] finished tweaking git repo https://github.com/natassaf/ID2203-MMO
[INFO] tweaked toml for git repo https://github.com/natassaf/ID2203-MMO written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/natassaf/ID2203-MMO 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking natassaf/ID2203-MMO against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatassaf%2FID2203-MMO" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natassaf/ID2203-MMO on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natassaf/ID2203-MMO
[INFO] finished tweaking git repo https://github.com/natassaf/ID2203-MMO
[INFO] tweaked toml for git repo https://github.com/natassaf/ID2203-MMO written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/natassaf/ID2203-MMO 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded omnipaxos v0.2.2
[INFO] [stderr]   Downloaded omnipaxos_storage v0.2.2
[INFO] [stderr]   Downloaded commitlog v0.2.0
[INFO] [stderr]   Downloaded omnipaxos_macros v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c16923f3da6f12a6f1a384de266ce0eab4b4d3f193b41186b02777443758321
[INFO] running `Command { std: "docker" "start" "-a" "3c16923f3da6f12a6f1a384de266ce0eab4b4d3f193b41186b02777443758321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c16923f3da6f12a6f1a384de266ce0eab4b4d3f193b41186b02777443758321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c16923f3da6f12a6f1a384de266ce0eab4b4d3f193b41186b02777443758321", kill_on_drop: false }`
[INFO] [stdout] 3c16923f3da6f12a6f1a384de266ce0eab4b4d3f193b41186b02777443758321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 750378e72b4a3a80d1706cb768708ce788b7d53b45a66d6864baa4279034d667
[INFO] running `Command { std: "docker" "start" "-a" "750378e72b4a3a80d1706cb768708ce788b7d53b45a66d6864baa4279034d667", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
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[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking commitlog v0.2.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling zerocopy-derive v0.6.6
[INFO] [stderr]    Compiling omnipaxos_macros v0.1.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking zerocopy v0.6.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking omnipaxos v0.2.2
[INFO] [stderr]     Checking omnipaxos_storage v0.2.2
[INFO] [stderr]     Checking omni-spacetimedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `fs::File`
[INFO] [stdout]  --> src/durability/omnipaxos_durability.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     io::{Read, Write},
[INFO] [stdout] 8 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `omnipaxos::OmniPaxos`
[INFO] [stdout]   --> src/node/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use omnipaxos::OmniPaxos;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `omnipaxos_storage::memory_storage::MemoryStorage`
[INFO] [stdout]   --> src/node/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use omnipaxos_storage::memory_storage::MemoryStorage;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]    --> src/datastore/tx_data/serde.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     use super::*;
[INFO] [stdout]     |         -------- the item `Arc` is already imported here
[INFO] [stdout] 163 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]    --> src/durability/example_durability.rs:171:15
[INFO] [stdout]     |
[INFO] [stdout] 170 |     use super::*;
[INFO] [stdout]     |         -------- the item `Arc` is already imported here
[INFO] [stdout] 171 |     use std::{sync::Arc, time::Duration};
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `fs::File`
[INFO] [stdout]  --> src/durability/omnipaxos_durability.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     io::{Read, Write},
[INFO] [stdout] 8 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `omnipaxos::OmniPaxos`
[INFO] [stdout]   --> src/node/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use omnipaxos::OmniPaxos;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DurabilityLayer` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |     use crate::durability::DurabilityLayer;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `DurabilityLayer` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Message` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `Message` is already imported here
[INFO] [stdout] 254 |     use omnipaxos::messages::Message;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NodeId` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `NodeId` is already imported here
[INFO] [stdout] 254 |     use omnipaxos::messages::Message;
[INFO] [stdout] 255 |     use omnipaxos::util::NodeId;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `HashMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 257 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `Arc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 258 |     use std::sync::{Arc, Mutex};
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Mutex` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:258:26
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `Mutex` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 258 |     use std::sync::{Arc, Mutex};
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mpsc` is imported redundantly
[INFO] [stdout]    --> src/node/mod.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use crate::node::*;
[INFO] [stdout]     |         -------------- the item `mpsc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 260 |     use tokio::sync::mpsc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remove_disconnected_nodes_interval`
[INFO] [stdout]   --> src/node/mod.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut remove_disconnected_nodes_interval = time::interval(UPDATE_DB_PERIOD );
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_disconnected_nodes_interval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]   --> src/node/mod.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     let receiver = msg.get_receiver();
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remove_disconnected_nodes_interval`
[INFO] [stdout]   --> src/node/mod.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut remove_disconnected_nodes_interval = time::interval(UPDATE_DB_PERIOD );
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_disconnected_nodes_interval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]   --> src/node/mod.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     let receiver = msg.get_receiver();
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/node/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut remove_disconnected_nodes_interval = time::interval(UPDATE_DB_PERIOD );
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/node/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut remove_disconnected_nodes_interval = time::interval(UPDATE_DB_PERIOD );
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/durability/omnipaxos_durability.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |             Ok(res) => println!("entry appended successfully!"),
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx_offset`
[INFO] [stdout]    --> src/node/mod.rs:173:14
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for (tx_offset, tx_data) in decided_entries.into_iter() {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_offset`
[INFO] [stdout]    --> src/node/mod.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 192 |             let current_offset = self.datastore.get_cur_offset();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repl_offset`
[INFO] [stdout]    --> src/node/mod.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |             let repl_offset = self.datastore.get_replicated_offset();
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_repl_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/durability/mod.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ObserverId(u64);
[INFO] [stdout]    |            ---------- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ObserverId` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ObserverId(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize` and `deserialize` are never used
[INFO] [stdout]   --> src/durability/omnipaxos_durability.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl OmniLogEntry {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn serialize<W: Write>(&self, writer: &mut W) -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn deserialize<R: Read>(reader: &mut R) -> std::io::Result<Self> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/durability/omnipaxos_durability.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |             Ok(res) => println!("entry appended successfully!"),
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx_offset`
[INFO] [stdout]    --> src/node/mod.rs:173:14
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for (tx_offset, tx_data) in decided_entries.into_iter() {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_offset`
[INFO] [stdout]    --> src/node/mod.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 192 |             let current_offset = self.datastore.get_cur_offset();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repl_offset`
[INFO] [stdout]    --> src/node/mod.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |             let repl_offset = self.datastore.get_replicated_offset();
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_repl_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]    --> src/node/mod.rs:298:17
[INFO] [stdout]     |
[INFO] [stdout] 298 |         let mut nodes: HashMap<u64, (Arc<Mutex<Node>>, JoinHandle<()>)> = HashMap::new();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/node/mod.rs:298:13
[INFO] [stdout]     |
[INFO] [stdout] 298 |         let mut nodes: HashMap<u64, (Arc<Mutex<Node>>, JoinHandle<()>)> = HashMap::new();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]    --> src/node/mod.rs:427:28
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let (alive_server, handler) = nodes.get(alive_servers[0]).unwrap();
[INFO] [stdout]     |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]    --> src/node/mod.rs:483:28
[INFO] [stdout]     |
[INFO] [stdout] 483 |         let (alive_server, handler) = nodes.get(alive_servers[0]).unwrap();
[INFO] [stdout]     |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_leader`
[INFO] [stdout]    --> src/node/mod.rs:490:14
[INFO] [stdout]     |
[INFO] [stdout] 490 |         let (new_leader,_) = nodes.get(&new_leader_id).unwrap();
[INFO] [stdout]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_leader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leader_server`
[INFO] [stdout]    --> src/node/mod.rs:611:14
[INFO] [stdout]     |
[INFO] [stdout] 611 |         let (leader_server,_ )= nodes.get(&leader_id).unwrap();
[INFO] [stdout]     |              ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leader_server`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_replicated_tx`
[INFO] [stdout]    --> src/node/mod.rs:740:17
[INFO] [stdout]     |
[INFO] [stdout] 740 |             let last_replicated_tx: example_datastore::Tx = following_server
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_replicated_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_replicated_tx`
[INFO] [stdout]    --> src/node/mod.rs:753:17
[INFO] [stdout]     |
[INFO] [stdout] 753 |             let last_replicated_tx: example_datastore::Tx = following_server
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_replicated_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/durability/mod.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ObserverId(u64);
[INFO] [stdout]    |            ---------- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ObserverId` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ObserverId(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize` and `deserialize` are never used
[INFO] [stdout]   --> src/durability/omnipaxos_durability.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl OmniLogEntry {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn serialize<W: Write>(&self, writer: &mut W) -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn deserialize<R: Read>(reader: &mut R) -> std::io::Result<Self> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_example_transaction` is never used
[INFO] [stdout]    --> src/node/mod.rs:265:8
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn get_example_transaction(datastore: &ExampleDatastore)->example_datastore::MutTx{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.89s
[INFO] running `Command { std: "docker" "inspect" "750378e72b4a3a80d1706cb768708ce788b7d53b45a66d6864baa4279034d667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750378e72b4a3a80d1706cb768708ce788b7d53b45a66d6864baa4279034d667", kill_on_drop: false }`
[INFO] [stdout] 750378e72b4a3a80d1706cb768708ce788b7d53b45a66d6864baa4279034d667
