[INFO] cloning repository https://github.com/ameyand98/RustProject
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ameyand98/RustProject" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fameyand98%2FRustProject", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fameyand98%2FRustProject'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ebab605a3d5aea88b321fb94ecd0ea429f1720f
[INFO] testing ameyand98/RustProject against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fameyand98%2FRustProject" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  99% (505/507)
Updating files: 100% (507/507)
Updating files: 100% (507/507), done.
[INFO] started tweaking git repo https://github.com/ameyand98/RustProject
[INFO] finished tweaking git repo https://github.com/ameyand98/RustProject
[INFO] tweaked toml for git repo https://github.com/ameyand98/RustProject written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ameyand98/RustProject on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ameyand98/RustProject 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v2.1.0
[INFO] [stderr]   Downloaded ctrlc v3.1.8
[INFO] [stderr]   Downloaded atomic-counter v1.0.1
[INFO] [stderr]   Downloaded stderrlog v0.4.3
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e8a2b2344dbc59e8f5aa3700585aa35ca332fbb5d237f0cee1e3e5f6e5f3b09
[INFO] running `Command { std: "docker" "start" "-a" "4e8a2b2344dbc59e8f5aa3700585aa35ca332fbb5d237f0cee1e3e5f6e5f3b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e8a2b2344dbc59e8f5aa3700585aa35ca332fbb5d237f0cee1e3e5f6e5f3b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8a2b2344dbc59e8f5aa3700585aa35ca332fbb5d237f0cee1e3e5f6e5f3b09", kill_on_drop: false }`
[INFO] [stdout] 4e8a2b2344dbc59e8f5aa3700585aa35ca332fbb5d237f0cee1e3e5f6e5f3b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c89fde28c529b40092a69e3c2f8681c07f25ec4a02d96d367f4330af684d44e2
[INFO] running `Command { std: "docker" "start" "-a" "c89fde28c529b40092a69e3c2f8681c07f25ec4a02d96d367f4330af684d44e2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling atomic-counter v1.0.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling stderrlog v0.4.3
[INFO] [stderr]    Compiling ctrlc v3.1.8
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling concurrency-2pc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/coordinator.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 | use coordinator::rand::prelude::*;use std::thread;
[INFO] [stdout]   |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]   --> src/coordinator.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicI32`
[INFO] [stdout]   --> src/coordinator.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::sync::atomic::{AtomicI32};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `message::RequestStatus`
[INFO] [stdout]   --> src/coordinator.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use message::RequestStatus;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/participant.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/participant.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicI32`
[INFO] [stdout]   --> src/participant.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::atomic::{AtomicI32};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/participant.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/participant.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/client.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/client.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `message::MessageType`
[INFO] [stdout]   --> src/client.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use message::MessageType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `message::RequestStatus`
[INFO] [stdout]   --> src/client.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use message::RequestStatus;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/main.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:257:26
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     for (key, val) in self.participant_data.iter() {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:297:26
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     for (key, val) in self.participant_data.iter() {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:336:18
[INFO] [stdout]     |
[INFO] [stdout] 336 |             for (key, val) in self.participant_data.iter() {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:346:18
[INFO] [stdout]     |
[INFO] [stdout] 346 |             for (key, val) in self.client_data.iter() {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `res` is assigned to, but never used
[INFO] [stdout]    --> src/participant.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                     let res;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_res` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:172:25
[INFO] [stdout]     |
[INFO] [stdout] 172 |                         res = self.send(vabort);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |                         res = self.send_unreliable(vabort);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `res` is assigned to, but never used
[INFO] [stdout]    --> src/participant.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     let res;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_res` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         res = self.send(vcommit);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:200:25
[INFO] [stdout]     |
[INFO] [stdout] 200 |                         res = self.send_unreliable(vcommit);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `success_prob_op`
[INFO] [stdout]   --> src/main.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     success_prob_op: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success_prob_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `success_prob_msg`
[INFO] [stdout]   --> src/main.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     success_prob_msg: f64) -> Vec<Participant> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success_prob_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/oplog.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct OpLog {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id_str` and `state` are never read
[INFO] [stdout]   --> src/participant.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Participant {    
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 40 |     pub id: i32,
[INFO] [stdout] 41 |     id_str: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     state: ParticipantState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Participant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/client.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         drop(&self.ports.0);
[INFO] [stdout]     |         ^^^^^-------------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&std::sync::mpsc::Sender<ProtocolMessage>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 183 -         drop(&self.ports.0);
[INFO] [stdout] 183 +         let _ = &self.ports.0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `Command { std: "docker" "inspect" "c89fde28c529b40092a69e3c2f8681c07f25ec4a02d96d367f4330af684d44e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89fde28c529b40092a69e3c2f8681c07f25ec4a02d96d367f4330af684d44e2", kill_on_drop: false }`
[INFO] [stdout] c89fde28c529b40092a69e3c2f8681c07f25ec4a02d96d367f4330af684d44e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fe5d625ed3782c812f235d79f01c54dacfe1ac578146c99e1b9b2f854f1eeab0
[INFO] running `Command { std: "docker" "start" "-a" "fe5d625ed3782c812f235d79f01c54dacfe1ac578146c99e1b9b2f854f1eeab0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling concurrency-2pc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/coordinator.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 | use coordinator::rand::prelude::*;use std::thread;
[INFO] [stdout]   |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]   --> src/coordinator.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicI32`
[INFO] [stdout]   --> src/coordinator.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::sync::atomic::{AtomicI32};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `message::RequestStatus`
[INFO] [stdout]   --> src/coordinator.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use message::RequestStatus;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/participant.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/participant.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicI32`
[INFO] [stdout]   --> src/participant.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::atomic::{AtomicI32};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/participant.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/participant.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/client.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/client.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `message::MessageType`
[INFO] [stdout]   --> src/client.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use message::MessageType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `message::RequestStatus`
[INFO] [stdout]   --> src/client.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use message::RequestStatus;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/main.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:257:26
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     for (key, val) in self.participant_data.iter() {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:297:26
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     for (key, val) in self.participant_data.iter() {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:336:18
[INFO] [stdout]     |
[INFO] [stdout] 336 |             for (key, val) in self.participant_data.iter() {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/coordinator.rs:346:18
[INFO] [stdout]     |
[INFO] [stdout] 346 |             for (key, val) in self.client_data.iter() {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `res` is assigned to, but never used
[INFO] [stdout]    --> src/participant.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                     let res;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_res` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:172:25
[INFO] [stdout]     |
[INFO] [stdout] 172 |                         res = self.send(vabort);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |                         res = self.send_unreliable(vabort);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `res` is assigned to, but never used
[INFO] [stdout]    --> src/participant.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |                     let res;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_res` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         res = self.send(vcommit);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/participant.rs:200:25
[INFO] [stdout]     |
[INFO] [stdout] 200 |                         res = self.send_unreliable(vcommit);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `success_prob_op`
[INFO] [stdout]   --> src/main.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     success_prob_op: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success_prob_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `success_prob_msg`
[INFO] [stdout]   --> src/main.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     success_prob_msg: f64) -> Vec<Participant> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success_prob_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/oplog.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct OpLog {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id_str` and `state` are never read
[INFO] [stdout]   --> src/participant.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Participant {    
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 40 |     pub id: i32,
[INFO] [stdout] 41 |     id_str: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     state: ParticipantState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Participant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/client.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         drop(&self.ports.0);
[INFO] [stdout]     |         ^^^^^-------------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&std::sync::mpsc::Sender<ProtocolMessage>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 183 -         drop(&self.ports.0);
[INFO] [stdout] 183 +         let _ = &self.ports.0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "fe5d625ed3782c812f235d79f01c54dacfe1ac578146c99e1b9b2f854f1eeab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5d625ed3782c812f235d79f01c54dacfe1ac578146c99e1b9b2f854f1eeab0", kill_on_drop: false }`
[INFO] [stdout] fe5d625ed3782c812f235d79f01c54dacfe1ac578146c99e1b9b2f854f1eeab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3cc20427d72136f742b692647d3ae873e4f8c89f0afbb3855745fae2d3aa6090
[INFO] running `Command { std: "docker" "start" "-a" "3cc20427d72136f742b692647d3ae873e4f8c89f0afbb3855745fae2d3aa6090", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/coordinator.rs:8:39
[INFO] [stderr]   |
[INFO] [stderr] 8 | use coordinator::rand::prelude::*;use std::thread;
[INFO] [stderr]   |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Mutex`
[INFO] [stderr]   --> src/coordinator.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::Mutex;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AtomicI32`
[INFO] [stderr]   --> src/coordinator.rs:16:25
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::sync::atomic::{AtomicI32};
[INFO] [stderr]    |                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `message::RequestStatus`
[INFO] [stderr]   --> src/coordinator.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use message::RequestStatus;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]  --> src/participant.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::mpsc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/participant.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AtomicI32`
[INFO] [stderr]   --> src/participant.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::sync::atomic::{AtomicI32};
[INFO] [stderr]    |                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/participant.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/participant.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/client.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/client.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `message::MessageType`
[INFO] [stderr]   --> src/client.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use message::MessageType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `message::RequestStatus`
[INFO] [stderr]   --> src/client.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use message::RequestStatus;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/main.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/coordinator.rs:257:26
[INFO] [stderr]     |
[INFO] [stderr] 257 |                     for (key, val) in self.participant_data.iter() {
[INFO] [stderr]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/coordinator.rs:297:26
[INFO] [stderr]     |
[INFO] [stderr] 297 |                     for (key, val) in self.participant_data.iter() {
[INFO] [stderr]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/coordinator.rs:336:18
[INFO] [stderr]     |
[INFO] [stderr] 336 |             for (key, val) in self.participant_data.iter() {
[INFO] [stderr]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/coordinator.rs:346:18
[INFO] [stderr]     |
[INFO] [stderr] 346 |             for (key, val) in self.client_data.iter() {
[INFO] [stderr]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `res` is assigned to, but never used
[INFO] [stderr]    --> src/participant.rs:170:25
[INFO] [stderr]     |
[INFO] [stderr] 170 |                     let res;
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_res` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/participant.rs:172:25
[INFO] [stderr]     |
[INFO] [stderr] 172 |                         res = self.send(vabort);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/participant.rs:174:25
[INFO] [stderr]     |
[INFO] [stderr] 174 |                         res = self.send_unreliable(vabort);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `res` is assigned to, but never used
[INFO] [stderr]    --> src/participant.rs:196:25
[INFO] [stderr]     |
[INFO] [stderr] 196 |                     let res;
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_res` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/participant.rs:198:25
[INFO] [stderr]     |
[INFO] [stderr] 198 |                         res = self.send(vcommit);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/participant.rs:200:25
[INFO] [stderr]     |
[INFO] [stderr] 200 |                         res = self.send_unreliable(vcommit);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success_prob_op`
[INFO] [stderr]   --> src/main.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     success_prob_op: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success_prob_op`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success_prob_msg`
[INFO] [stderr]   --> src/main.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     success_prob_msg: f64) -> Vec<Participant> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success_prob_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: field `path` is never read
[INFO] [stderr]   --> src/oplog.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct OpLog {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 19 |     path: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `OpLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id_str` and `state` are never read
[INFO] [stderr]   --> src/participant.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub struct Participant {    
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 40 |     pub id: i32,
[INFO] [stderr] 41 |     id_str: String,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 42 |     state: ParticipantState,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Participant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/client.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |         drop(&self.ports.0);
[INFO] [stderr]     |         ^^^^^-------------^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&std::sync::mpsc::Sender<ProtocolMessage>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 183 -         drop(&self.ports.0);
[INFO] [stderr] 183 +         let _ = &self.ports.0;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `concurrency-2pc` (bin "concurrency-2pc" test) generated 31 warnings (run `cargo fix --bin "concurrency-2pc" --tests` to apply 16 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/concurrency_2pc-9685f291efd254b9)
[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" "3cc20427d72136f742b692647d3ae873e4f8c89f0afbb3855745fae2d3aa6090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc20427d72136f742b692647d3ae873e4f8c89f0afbb3855745fae2d3aa6090", kill_on_drop: false }`
[INFO] [stdout] 3cc20427d72136f742b692647d3ae873e4f8c89f0afbb3855745fae2d3aa6090