[INFO] cloning repository https://github.com/eleboucher/online-voting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eleboucher/online-voting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleboucher%2Fonline-voting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleboucher%2Fonline-voting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c184c6da37c0795cdc6722d9f3b7d8fe8d2a9be
[INFO] testing eleboucher/online-voting against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feleboucher%2Fonline-voting" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eleboucher/online-voting
[INFO] finished tweaking git repo https://github.com/eleboucher/online-voting
[INFO] tweaked toml for git repo https://github.com/eleboucher/online-voting written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eleboucher/online-voting on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eleboucher/online-voting 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8df5cd656f647622bfb130bbdc8daa821c91f123920a328143dfc8325f9e9756
[INFO] running `Command { std: "docker" "start" "-a" "8df5cd656f647622bfb130bbdc8daa821c91f123920a328143dfc8325f9e9756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8df5cd656f647622bfb130bbdc8daa821c91f123920a328143dfc8325f9e9756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df5cd656f647622bfb130bbdc8daa821c91f123920a328143dfc8325f9e9756", kill_on_drop: false }`
[INFO] [stdout] 8df5cd656f647622bfb130bbdc8daa821c91f123920a328143dfc8325f9e9756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f68e7fc635f17d4f75e364a7e38fbbff02c71751339400f2569ab05e70d617c4
[INFO] running `Command { std: "docker" "start" "-a" "f68e7fc635f17d4f75e364a7e38fbbff02c71751339400f2569ab05e70d617c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling voting-core v0.1.0 (/opt/rustwide/workdir/voting-core)
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> voting-core/src/crypto/parameters.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num_traits::{One, Zero};
[INFO] [stdout]   |                  ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VotingError`
[INFO] [stdout]  --> voting-core/src/models/election.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::error::{Result, VotingError};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `decode_choice` and `decrypt`
[INFO] [stdout]  --> voting-core/src/services/voting.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::crypto::elgamal::{decode_choice, decrypt};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> voting-core/src/services/voting.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> voting-core/src/services/voting.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let c = b.iter().collect::<String>();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling voting-client-cli v0.1.0 (/opt/rustwide/workdir/voting-client-cli)
[INFO] [stderr]    Compiling voting-server v0.1.0 (/opt/rustwide/workdir/voting-server)
[INFO] [stdout] warning: unused imports: `ballot::Ballot` and `parameters::CryptoParams`
[INFO] [stdout]  --> voting-client-cli/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         parameters::CryptoParams,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     },
[INFO] [stdout] 6 |     models::{ballot::Ballot, election::Election, voter::Voter},
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.02s
[INFO] running `Command { std: "docker" "inspect" "f68e7fc635f17d4f75e364a7e38fbbff02c71751339400f2569ab05e70d617c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68e7fc635f17d4f75e364a7e38fbbff02c71751339400f2569ab05e70d617c4", kill_on_drop: false }`
[INFO] [stdout] f68e7fc635f17d4f75e364a7e38fbbff02c71751339400f2569ab05e70d617c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 643531352f4b13490ef8243a868085fa6ed8595b716ddc0eb4ee19daef884001
[INFO] running `Command { std: "docker" "start" "-a" "643531352f4b13490ef8243a868085fa6ed8595b716ddc0eb4ee19daef884001", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling clap_builder v4.5.38
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling clap v4.5.38
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling voting-core v0.1.0 (/opt/rustwide/workdir/voting-core)
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> voting-core/src/crypto/parameters.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num_traits::{One, Zero};
[INFO] [stdout]   |                  ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VotingError`
[INFO] [stdout]  --> voting-core/src/models/election.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::error::{Result, VotingError};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `decode_choice` and `decrypt`
[INFO] [stdout]  --> voting-core/src/services/voting.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::crypto::elgamal::{decode_choice, decrypt};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> voting-core/src/services/voting.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> voting-core/src/services/voting.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let c = b.iter().collect::<String>();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling voting-server v0.1.0 (/opt/rustwide/workdir/voting-server)
[INFO] [stderr]    Compiling voting-client-cli v0.1.0 (/opt/rustwide/workdir/voting-client-cli)
[INFO] [stdout] warning: unused imports: `ballot::Ballot` and `parameters::CryptoParams`
[INFO] [stdout]  --> voting-client-cli/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         parameters::CryptoParams,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     },
[INFO] [stdout] 6 |     models::{ballot::Ballot, election::Election, voter::Voter},
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> voting-core/src/crypto/parameters.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num_traits::{One, Zero};
[INFO] [stdout]   |                  ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VotingError`
[INFO] [stdout]  --> voting-core/src/models/election.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::error::{Result, VotingError};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `decode_choice` and `decrypt`
[INFO] [stdout]  --> voting-core/src/services/voting.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::crypto::elgamal::{decode_choice, decrypt};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> voting-core/src/services/voting.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> voting-core/src/services/voting.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let c = b.iter().collect::<String>();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.68s
[INFO] running `Command { std: "docker" "inspect" "643531352f4b13490ef8243a868085fa6ed8595b716ddc0eb4ee19daef884001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643531352f4b13490ef8243a868085fa6ed8595b716ddc0eb4ee19daef884001", kill_on_drop: false }`
[INFO] [stdout] 643531352f4b13490ef8243a868085fa6ed8595b716ddc0eb4ee19daef884001
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 336814cca4da9863f0f228c14115c83531e7b430ffe7cba01473184165d8edf0
[INFO] running `Command { std: "docker" "start" "-a" "336814cca4da9863f0f228c14115c83531e7b430ffe7cba01473184165d8edf0", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `One` and `Zero`
[INFO] [stderr]  --> voting-core/src/crypto/parameters.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use num_traits::{One, Zero};
[INFO] [stderr]   |                  ^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `VotingError`
[INFO] [stderr]  --> voting-core/src/models/election.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::error::{Result, VotingError};
[INFO] [stderr]   |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `decode_choice` and `decrypt`
[INFO] [stderr]  --> voting-core/src/services/voting.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::crypto::elgamal::{decode_choice, decrypt};
[INFO] [stderr]   |                              ^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::vec`
[INFO] [stderr]  --> voting-core/src/services/voting.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::vec;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> voting-core/src/services/voting.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |         let c = b.iter().collect::<String>();
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `voting-core` (lib) generated 5 warnings (run `cargo fix --lib -p voting-core` to apply 4 suggestions)
[INFO] [stderr] warning: `voting-core` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused imports: `ballot::Ballot` and `parameters::CryptoParams`
[INFO] [stderr]  --> voting-client-cli/src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |         parameters::CryptoParams,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     },
[INFO] [stderr] 6 |     models::{ballot::Ballot, election::Election, voter::Voter},
[INFO] [stderr]   |              ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `voting-client-cli` (bin "voting-client-cli" test) generated 1 warning (run `cargo fix --bin "voting-client-cli" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/voting_client_cli-96f523d2ce7668f4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/voting_core-9a696c96d61e6d35)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/crypto_test.rs (/opt/rustwide/target/debug/deps/crypto_test-c8e0fa8fda6c9d2f)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_basic_encryption ... ok
[INFO] [stderr]      Running tests/election_test.rs (/opt/rustwide/target/debug/deps/election_test-8dc4821b718865ea)
[INFO] [stdout] test test_vote_encryption ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_double_voting_prevented ... ok
[INFO] [stdout] test test_basic_election_flow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/voting_server-70eed8bed181a470)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests voting_core
[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" "336814cca4da9863f0f228c14115c83531e7b430ffe7cba01473184165d8edf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336814cca4da9863f0f228c14115c83531e7b430ffe7cba01473184165d8edf0", kill_on_drop: false }`
[INFO] [stdout] 336814cca4da9863f0f228c14115c83531e7b430ffe7cba01473184165d8edf0