[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] testing natassaf/ID2203-MMO against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatassaf%2FID2203-MMO" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[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-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/natassaf/ID2203-MMO on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3792e364d3e24ad583bdd1a76820849ef88e1f387ced56bab311c31232ad616d
[INFO] running `Command { std: "docker" "start" "-a" "3792e364d3e24ad583bdd1a76820849ef88e1f387ced56bab311c31232ad616d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3792e364d3e24ad583bdd1a76820849ef88e1f387ced56bab311c31232ad616d", kill_on_drop: false }`
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[INFO] [stdout] 3792e364d3e24ad583bdd1a76820849ef88e1f387ced56bab311c31232ad616d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f910bbb2c6988420b73dbd325c1637c1526e12ff5a80d39fed98cf2126756f7
[INFO] running `Command { std: "docker" "start" "-a" "7f910bbb2c6988420b73dbd325c1637c1526e12ff5a80d39fed98cf2126756f7", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rand_core v0.6.4
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[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling commitlog v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling parking_lot v0.12.1
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling rand v0.8.5
[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]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling zerocopy v0.6.6
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling omnipaxos v0.2.2
[INFO] [stderr]    Compiling omnipaxos_storage v0.2.2
[INFO] [stderr]    Compiling omni-spacetimedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remove_disconnected_nodes_interval`
[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]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_disconnected_nodes_interval`
[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: `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]    = help: consider removing this field
[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)]` (part of `#[warn(unused)]`) on by default
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.34s
[INFO] running `Command { std: "docker" "inspect" "7f910bbb2c6988420b73dbd325c1637c1526e12ff5a80d39fed98cf2126756f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f910bbb2c6988420b73dbd325c1637c1526e12ff5a80d39fed98cf2126756f7", kill_on_drop: false }`
[INFO] [stdout] 7f910bbb2c6988420b73dbd325c1637c1526e12ff5a80d39fed98cf2126756f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 381d2db3bd8c3e0511f10fbb5a072127089e1169538b74397bb35bcbb2305cd4
[INFO] running `Command { std: "docker" "start" "-a" "381d2db3bd8c3e0511f10fbb5a072127089e1169538b74397bb35bcbb2305cd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling omni-spacetimedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remove_disconnected_nodes_interval`
[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]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_disconnected_nodes_interval`
[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: `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: 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: `nodes`
[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]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[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]    = help: consider removing this field
[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)]` (part of `#[warn(unused)]`) on by default
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "381d2db3bd8c3e0511f10fbb5a072127089e1169538b74397bb35bcbb2305cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381d2db3bd8c3e0511f10fbb5a072127089e1169538b74397bb35bcbb2305cd4", kill_on_drop: false }`
[INFO] [stdout] 381d2db3bd8c3e0511f10fbb5a072127089e1169538b74397bb35bcbb2305cd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce9e0482a2824808278a84caf1d11b347da87aac11bf1fa6278916406c843b82
[INFO] running `Command { std: "docker" "start" "-a" "ce9e0482a2824808278a84caf1d11b347da87aac11bf1fa6278916406c843b82", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Arc`, `Mutex`, and `fs::File`
[INFO] [stderr]  --> src/durability/omnipaxos_durability.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fs::File,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 7 |     io::{Read, Write},
[INFO] [stderr] 8 |     sync::{Arc, Mutex},
[INFO] [stderr]   |            ^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `omnipaxos::OmniPaxos`
[INFO] [stderr]   --> src/node/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use omnipaxos::OmniPaxos;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/node/mod.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut remove_disconnected_nodes_interval = time::interval(UPDATE_DB_PERIOD );
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/durability/omnipaxos_durability.rs:91:16
[INFO] [stderr]    |
[INFO] [stderr] 91 |             Ok(res) => println!("entry appended successfully!"),
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remove_disconnected_nodes_interval`
[INFO] [stderr]   --> src/node/mod.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut remove_disconnected_nodes_interval = time::interval(UPDATE_DB_PERIOD );
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_disconnected_nodes_interval`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `receiver`
[INFO] [stderr]   --> src/node/mod.rs:94:25
[INFO] [stderr]    |
[INFO] [stderr] 94 |                     let receiver = msg.get_receiver();
[INFO] [stderr]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx_offset`
[INFO] [stderr]    --> src/node/mod.rs:173:14
[INFO] [stderr]     |
[INFO] [stderr] 173 |         for (tx_offset, tx_data) in decided_entries.into_iter() {
[INFO] [stderr]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_offset`
[INFO] [stderr]    --> src/node/mod.rs:192:17
[INFO] [stderr]     |
[INFO] [stderr] 192 |             let current_offset = self.datastore.get_cur_offset();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repl_offset`
[INFO] [stderr]    --> src/node/mod.rs:193:17
[INFO] [stderr]     |
[INFO] [stderr] 193 |             let repl_offset = self.datastore.get_replicated_offset();
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_repl_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/node/mod.rs:298:13
[INFO] [stderr]     |
[INFO] [stderr] 298 |         let mut nodes: HashMap<u64, (Arc<Mutex<Node>>, JoinHandle<()>)> = HashMap::new();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]    --> src/node/mod.rs:298:13
[INFO] [stderr]     |
[INFO] [stderr] 298 |         let mut nodes: HashMap<u64, (Arc<Mutex<Node>>, JoinHandle<()>)> = HashMap::new();
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/node/mod.rs:427:28
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let (alive_server, handler) = nodes.get(alive_servers[0]).unwrap();
[INFO] [stderr]     |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/node/mod.rs:483:28
[INFO] [stderr]     |
[INFO] [stderr] 483 |         let (alive_server, handler) = nodes.get(alive_servers[0]).unwrap();
[INFO] [stderr]     |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_leader`
[INFO] [stderr]    --> src/node/mod.rs:490:14
[INFO] [stderr]     |
[INFO] [stderr] 490 |         let (new_leader,_) = nodes.get(&new_leader_id).unwrap();
[INFO] [stderr]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_leader`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `leader_server`
[INFO] [stderr]    --> src/node/mod.rs:611:14
[INFO] [stderr]     |
[INFO] [stderr] 611 |         let (leader_server,_ )= nodes.get(&leader_id).unwrap();
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leader_server`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last_replicated_tx`
[INFO] [stderr]    --> src/node/mod.rs:740:17
[INFO] [stderr]     |
[INFO] [stderr] 740 |             let last_replicated_tx: example_datastore::Tx = following_server
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_replicated_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last_replicated_tx`
[INFO] [stderr]    --> src/node/mod.rs:753:17
[INFO] [stderr]     |
[INFO] [stderr] 753 |             let last_replicated_tx: example_datastore::Tx = following_server
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_replicated_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/durability/mod.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct ObserverId(u64);
[INFO] [stderr]    |            ---------- ^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `ObserverId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `serialize` and `deserialize` are never used
[INFO] [stderr]   --> src/durability/omnipaxos_durability.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl OmniLogEntry {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 22 |     fn serialize<W: Write>(&self, writer: &mut W) -> std::io::Result<()> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     fn deserialize<R: Read>(reader: &mut R) -> std::io::Result<Self> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_example_transaction` is never used
[INFO] [stderr]    --> src/node/mod.rs:265:8
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn get_example_transaction(datastore: &ExampleDatastore)->example_datastore::MutTx{
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `omni-spacetimedb` (bin "omni-spacetimedb" test) generated 20 warnings (run `cargo fix --bin "omni-spacetimedb" -p omni-spacetimedb --tests` to apply 17 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/omni_spacetimedb-214966ce47719cd7)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test datastore::tx_data::serde::tests::test_serialize_tx_data_2 ... ok
[INFO] [stdout] test datastore::example_datastore::tests::text_example_datastore_replicated_durability ... ok
[INFO] [stdout] test datastore::example_datastore::tests::test_example_datastore_replay ... ok
[INFO] [stdout] test datastore::example_datastore::tests::test_example_datastore_replay_invalid_offset ... ok
[INFO] [stdout] test datastore::tx_data::serde::tests::test_serialize_tx_data_3 ... ok
[INFO] [stdout] test datastore::example_datastore::tests::test_example_datastore ... ok
[INFO] [stdout] test datastore::tx_data::serde::tests::test_serialize_tx_data ... ok
[INFO] [stdout] test datastore::tx_data::serde::tests::test_serialize_empty_tx_data ... ok
[INFO] [stdout] test durability::example_durability::tests::test_append_tx ... ok
[INFO] [stdout] test node::tests::test_find_leader_and_commit_transaction ... ok
[INFO] [stdout] test node::tests::test_kill_leader_and_elect_new_leader ... ok
[INFO] [stdout] test node::tests::test_disconnect_leader_and_rollback_transactions ... ok
[INFO] [stdout] test node::tests::test_partial_connectivity_scenarios_2 ... ok
[INFO] [stdout] test node::tests::test_partial_connectivity_scenarios_3 ... ok
[INFO] [stdout] test node::tests::test_partial_connectivity_scenarios_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce9e0482a2824808278a84caf1d11b347da87aac11bf1fa6278916406c843b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9e0482a2824808278a84caf1d11b347da87aac11bf1fa6278916406c843b82", kill_on_drop: false }`
[INFO] [stdout] ce9e0482a2824808278a84caf1d11b347da87aac11bf1fa6278916406c843b82
