[INFO] cloning repository https://github.com/SAdams601/rust-maelstrom [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SAdams601/rust-maelstrom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAdams601%2Frust-maelstrom", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAdams601%2Frust-maelstrom'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b7f176b9712f6ae47ad8fe0f5e303ce6bcf1c200 [INFO] testing SAdams601/rust-maelstrom against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAdams601%2Frust-maelstrom" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SAdams601/rust-maelstrom on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SAdams601/rust-maelstrom [INFO] finished tweaking git repo https://github.com/SAdams601/rust-maelstrom [INFO] tweaked toml for git repo https://github.com/SAdams601/rust-maelstrom written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/SAdams601/rust-maelstrom already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08de30acd466e3446f0addc7333b5616c610bf6a9d6164b40fc7d5ad17ad9205 [INFO] running `Command { std: "docker" "start" "-a" "08de30acd466e3446f0addc7333b5616c610bf6a9d6164b40fc7d5ad17ad9205", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08de30acd466e3446f0addc7333b5616c610bf6a9d6164b40fc7d5ad17ad9205", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08de30acd466e3446f0addc7333b5616c610bf6a9d6164b40fc7d5ad17ad9205", kill_on_drop: false }` [INFO] [stdout] 08de30acd466e3446f0addc7333b5616c610bf6a9d6164b40fc7d5ad17ad9205 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4efa5262d7145c37e9cf1cd8ba785643f4f5c2c919aa10a7e61a8e7ece2d9a45 [INFO] running `Command { std: "docker" "start" "-a" "4efa5262d7145c37e9cf1cd8ba785643f4f5c2c919aa10a7e61a8e7ece2d9a45", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling json v0.12.4 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling maelstrom-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `borrow::BorrowMut` [INFO] [stdout] --> src/message_handler/txn_handler.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | borrow::BorrowMut, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude::ThreadRng` [INFO] [stdout] --> src/message_handler/txn_handler.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::prelude::ThreadRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write`, `stderr` [INFO] [stdout] --> src/states/serializable_map.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | io::{stderr, Write}, [INFO] [stdout] | ^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stringify` [INFO] [stdout] --> src/states/serializable_map.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | use json::{stringify, JsonValue}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stderr` [INFO] [stdout] --> src/states/thunk.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | io::{stderr, Write}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `json::JsonValue` [INFO] [stdout] --> src/states/thunk.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use json::JsonValue; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/states/thunk.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | io::{stderr, Write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/lin_kv_service.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | / while let rpc_response = self.send_rpc(&mut request_body) { [INFO] [stdout] 100 | | if rpc_response["body"]["type"] != "error" { [INFO] [stdout] 101 | | return rpc_response["body"].clone(); [INFO] [stdout] 102 | | } [INFO] [stdout] 103 | | thread::sleep(Duration::from_millis(10)); [INFO] [stdout] 104 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 78 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/message_handler/replicate_handler.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | message: &JsonValue, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `curr_state` [INFO] [stdout] --> src/message_handler/replicate_handler.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | curr_state: &NodeState, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_json` [INFO] [stdout] --> src/counters/g_counter.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn to_json(&self) -> JsonValue { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_json` [INFO] [stdout] --> src/counters/pn_counter.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn to_json(&self) -> JsonValue { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `node_not_found` [INFO] [stdout] --> src/error.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn node_not_found(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `not_supported` [INFO] [stdout] --> src/error.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn not_supported(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `temporarily_unavailable` [INFO] [stdout] --> src/error.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn temporarily_unavailable(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `malformed_request` [INFO] [stdout] --> src/error.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn malformed_request(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `key_does_not_exist` [INFO] [stdout] --> src/error.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn key_does_not_exist(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `key_already_exists` [INFO] [stdout] --> src/error.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn key_already_exists(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `precondition_failed` [INFO] [stdout] --> src/error.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn precondition_failed(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `other_nodes` [INFO] [stdout] --> src/states/node_state.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn other_nodes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `counters_state` [INFO] [stdout] --> src/states/node_state.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn counters_state(&self) -> JsonValue { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/states/node_state.rs:57:20 [INFO] [stdout] | [INFO] [stdout] 57 | panic!(format!( [INFO] [stdout] | ____________________^ [INFO] [stdout] 58 | | "Tried to get id generator but it has not been inialized. Id is: {}", [INFO] [stdout] 59 | | self.node_id() [INFO] [stdout] 60 | | )); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 57 | panic!( [INFO] [stdout] 58 | "Tried to get id generator but it has not been inialized. Id is: {}", [INFO] [stdout] 59 | self.node_id() [INFO] [stdout] 60 | ); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | io::stderr().write(format!("Received {}\n", line).as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:63:29 [INFO] [stdout] | [INFO] [stdout] 63 | ... sender.send(parsed); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | stdout.write_all(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | stdout.write_all("\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | stdout.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | stderr().write(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:108:5 [INFO] [stdout] | [INFO] [stdout] 108 | stderr().write(b"\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | stderr().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | thunk.save(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | / stderr() [INFO] [stdout] 61 | | .write_all(format!("Cas failed to update root at {}\n", original_id).as_bytes()); [INFO] [stdout] | |_________________________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | / stderr().write_all( [INFO] [stdout] 72 | | format!( [INFO] [stdout] 73 | | "Reading {}, from cache {:?}\n", [INFO] [stdout] 74 | | thunk.id.clone(), [INFO] [stdout] ... | [INFO] [stdout] 77 | | .as_bytes(), [INFO] [stdout] 78 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | self.state.get_channel().send(stringify(request)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | curr_state.get_channel().send(stringify(response)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | curr_state.get_channel().send(stringify(response)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler/txn_handler.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | arr.push(txn2); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler/txn_handler.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | stderr().write_all(format!("Received unknown transaction {:?}\n", txn).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/states/kv_thunk.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | arr.push(*i); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/states/serializable_map.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | jv.insert(&k.to_string(), thunk.id.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 42 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.04s [INFO] running `Command { std: "docker" "inspect" "4efa5262d7145c37e9cf1cd8ba785643f4f5c2c919aa10a7e61a8e7ece2d9a45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4efa5262d7145c37e9cf1cd8ba785643f4f5c2c919aa10a7e61a8e7ece2d9a45", kill_on_drop: false }` [INFO] [stdout] 4efa5262d7145c37e9cf1cd8ba785643f4f5c2c919aa10a7e61a8e7ece2d9a45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0504f2299cfa697ce931ad809cfef2c788191c10031836ff554291d82c5cb06f [INFO] running `Command { std: "docker" "start" "-a" "0504f2299cfa697ce931ad809cfef2c788191c10031836ff554291d82c5cb06f", kill_on_drop: false }` [INFO] [stderr] Compiling maelstrom-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `borrow::BorrowMut` [INFO] [stdout] --> src/message_handler/txn_handler.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | borrow::BorrowMut, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude::ThreadRng` [INFO] [stdout] --> src/message_handler/txn_handler.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::prelude::ThreadRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write`, `stderr` [INFO] [stdout] --> src/states/serializable_map.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | io::{stderr, Write}, [INFO] [stdout] | ^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stringify` [INFO] [stdout] --> src/states/serializable_map.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | use json::{stringify, JsonValue}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stderr` [INFO] [stdout] --> src/states/thunk.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | io::{stderr, Write}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `json::JsonValue` [INFO] [stdout] --> src/states/thunk.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use json::JsonValue; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/states/thunk.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | io::{stderr, Write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/lin_kv_service.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | / while let rpc_response = self.send_rpc(&mut request_body) { [INFO] [stdout] 100 | | if rpc_response["body"]["type"] != "error" { [INFO] [stdout] 101 | | return rpc_response["body"].clone(); [INFO] [stdout] 102 | | } [INFO] [stdout] 103 | | thread::sleep(Duration::from_millis(10)); [INFO] [stdout] 104 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 78 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/message_handler/replicate_handler.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | message: &JsonValue, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `curr_state` [INFO] [stdout] --> src/message_handler/replicate_handler.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | curr_state: &NodeState, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_json` [INFO] [stdout] --> src/counters/g_counter.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn to_json(&self) -> JsonValue { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_json` [INFO] [stdout] --> src/counters/pn_counter.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn to_json(&self) -> JsonValue { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `node_not_found` [INFO] [stdout] --> src/error.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn node_not_found(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `not_supported` [INFO] [stdout] --> src/error.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn not_supported(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `temporarily_unavailable` [INFO] [stdout] --> src/error.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn temporarily_unavailable(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `malformed_request` [INFO] [stdout] --> src/error.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn malformed_request(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `key_does_not_exist` [INFO] [stdout] --> src/error.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn key_does_not_exist(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `key_already_exists` [INFO] [stdout] --> src/error.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn key_already_exists(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `precondition_failed` [INFO] [stdout] --> src/error.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn precondition_failed(text: String) -> DefiniteError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `other_nodes` [INFO] [stdout] --> src/states/node_state.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn other_nodes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `counters_state` [INFO] [stdout] --> src/states/node_state.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn counters_state(&self) -> JsonValue { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/states/node_state.rs:57:20 [INFO] [stdout] | [INFO] [stdout] 57 | panic!(format!( [INFO] [stdout] | ____________________^ [INFO] [stdout] 58 | | "Tried to get id generator but it has not been inialized. Id is: {}", [INFO] [stdout] 59 | | self.node_id() [INFO] [stdout] 60 | | )); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 57 | panic!( [INFO] [stdout] 58 | "Tried to get id generator but it has not been inialized. Id is: {}", [INFO] [stdout] 59 | self.node_id() [INFO] [stdout] 60 | ); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | io::stderr().write(format!("Received {}\n", line).as_ref()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:63:29 [INFO] [stdout] | [INFO] [stdout] 63 | ... sender.send(parsed); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | stdout.write_all(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | stdout.write_all("\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | stdout.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | stderr().write(msg.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:108:5 [INFO] [stdout] | [INFO] [stdout] 108 | stderr().write(b"\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | stderr().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | thunk.save(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | / stderr() [INFO] [stdout] 61 | | .write_all(format!("Cas failed to update root at {}\n", original_id).as_bytes()); [INFO] [stdout] | |_________________________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | / stderr().write_all( [INFO] [stdout] 72 | | format!( [INFO] [stdout] 73 | | "Reading {}, from cache {:?}\n", [INFO] [stdout] 74 | | thunk.id.clone(), [INFO] [stdout] ... | [INFO] [stdout] 77 | | .as_bytes(), [INFO] [stdout] 78 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lin_kv_service.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | self.state.get_channel().send(stringify(request)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | curr_state.get_channel().send(stringify(response)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | curr_state.get_channel().send(stringify(response)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler/txn_handler.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | arr.push(txn2); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/message_handler/txn_handler.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | stderr().write_all(format!("Received unknown transaction {:?}\n", txn).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/states/kv_thunk.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | arr.push(*i); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/states/serializable_map.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | jv.insert(&k.to_string(), thunk.id.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 42 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "0504f2299cfa697ce931ad809cfef2c788191c10031836ff554291d82c5cb06f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0504f2299cfa697ce931ad809cfef2c788191c10031836ff554291d82c5cb06f", kill_on_drop: false }` [INFO] [stdout] 0504f2299cfa697ce931ad809cfef2c788191c10031836ff554291d82c5cb06f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f12ae10d952b40066e918bf0547258af00947d2576863e4d52191285f9d9d246 [INFO] running `Command { std: "docker" "start" "-a" "f12ae10d952b40066e918bf0547258af00947d2576863e4d52191285f9d9d246", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `borrow::BorrowMut` [INFO] [stderr] --> src/message_handler/txn_handler.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | borrow::BorrowMut, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::ThreadRng` [INFO] [stderr] --> src/message_handler/txn_handler.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use rand::prelude::ThreadRng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Write`, `stderr` [INFO] [stderr] --> src/states/serializable_map.rs:3:10 [INFO] [stderr] | [INFO] [stderr] 3 | io::{stderr, Write}, [INFO] [stderr] | ^^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `stringify` [INFO] [stderr] --> src/states/serializable_map.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | use json::{stringify, JsonValue}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `stderr` [INFO] [stderr] --> src/states/thunk.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | io::{stderr, Write}, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `json::JsonValue` [INFO] [stderr] --> src/states/thunk.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use json::JsonValue; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/states/thunk.rs:2:18 [INFO] [stderr] | [INFO] [stderr] 2 | io::{stderr, Write}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: irrefutable `while let` pattern [INFO] [stderr] --> src/lin_kv_service.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | / while let rpc_response = self.send_rpc(&mut request_body) { [INFO] [stderr] 100 | | if rpc_response["body"]["type"] != "error" { [INFO] [stderr] 101 | | return rpc_response["body"].clone(); [INFO] [stderr] 102 | | } [INFO] [stderr] 103 | | thread::sleep(Duration::from_millis(10)); [INFO] [stderr] 104 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] = note: this pattern will always match, so the loop will never exit [INFO] [stderr] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:78:25 [INFO] [stderr] | [INFO] [stderr] 78 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:83:17 [INFO] [stderr] | [INFO] [stderr] 83 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `message` [INFO] [stderr] --> src/message_handler/replicate_handler.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | message: &JsonValue, [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_state` [INFO] [stderr] --> src/message_handler/replicate_handler.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | curr_state: &NodeState, [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_state` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `to_json` [INFO] [stderr] --> src/counters/g_counter.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn to_json(&self) -> JsonValue { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `to_json` [INFO] [stderr] --> src/counters/pn_counter.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn to_json(&self) -> JsonValue { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `node_not_found` [INFO] [stderr] --> src/error.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn node_not_found(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `not_supported` [INFO] [stderr] --> src/error.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn not_supported(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `temporarily_unavailable` [INFO] [stderr] --> src/error.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn temporarily_unavailable(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `malformed_request` [INFO] [stderr] --> src/error.rs:33:8 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn malformed_request(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `key_does_not_exist` [INFO] [stderr] --> src/error.rs:47:8 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn key_does_not_exist(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `key_already_exists` [INFO] [stderr] --> src/error.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn key_already_exists(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `precondition_failed` [INFO] [stderr] --> src/error.rs:61:8 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn precondition_failed(text: String) -> DefiniteError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `other_nodes` [INFO] [stderr] --> src/states/node_state.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn other_nodes(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `counters_state` [INFO] [stderr] --> src/states/node_state.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn counters_state(&self) -> JsonValue { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/states/node_state.rs:57:20 [INFO] [stderr] | [INFO] [stderr] 57 | panic!(format!( [INFO] [stderr] | ____________________^ [INFO] [stderr] 58 | | "Tried to get id generator but it has not been inialized. Id is: {}", [INFO] [stderr] 59 | | self.node_id() [INFO] [stderr] 60 | | )); [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 57 | panic!( [INFO] [stderr] 58 | "Tried to get id generator but it has not been inialized. Id is: {}", [INFO] [stderr] 59 | self.node_id() [INFO] [stderr] 60 | ); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | io::stderr().write(format!("Received {}\n", line).as_ref()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:63:29 [INFO] [stderr] | [INFO] [stderr] 63 | ... sender.send(parsed); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 101 | stdout.write_all(msg.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | stdout.write_all("\n".as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:103:5 [INFO] [stderr] | [INFO] [stderr] 103 | stdout.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:107:5 [INFO] [stderr] | [INFO] [stderr] 107 | stderr().write(msg.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | stderr().write(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:109:5 [INFO] [stderr] | [INFO] [stderr] 109 | stderr().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lin_kv_service.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | thunk.save(self); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lin_kv_service.rs:60:13 [INFO] [stderr] | [INFO] [stderr] 60 | / stderr() [INFO] [stderr] 61 | | .write_all(format!("Cas failed to update root at {}\n", original_id).as_bytes()); [INFO] [stderr] | |_________________________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lin_kv_service.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | / stderr().write_all( [INFO] [stderr] 72 | | format!( [INFO] [stderr] 73 | | "Reading {}, from cache {:?}\n", [INFO] [stderr] 74 | | thunk.id.clone(), [INFO] [stderr] ... | [INFO] [stderr] 77 | | .as_bytes(), [INFO] [stderr] 78 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lin_kv_service.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | self.state.get_channel().send(stringify(request)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/message_handler.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | curr_state.get_channel().send(stringify(response)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/message_handler.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | curr_state.get_channel().send(stringify(response)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/message_handler/txn_handler.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | arr.push(txn2); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/message_handler/txn_handler.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | stderr().write_all(format!("Received unknown transaction {:?}\n", txn).as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/states/kv_thunk.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | arr.push(*i); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/states/serializable_map.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | jv.insert(&k.to_string(), thunk.id.clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 42 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/maelstrom_rust-64d8686ed956553b) [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" "f12ae10d952b40066e918bf0547258af00947d2576863e4d52191285f9d9d246", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f12ae10d952b40066e918bf0547258af00947d2576863e4d52191285f9d9d246", kill_on_drop: false }` [INFO] [stdout] f12ae10d952b40066e918bf0547258af00947d2576863e4d52191285f9d9d246