[INFO] cloning repository https://github.com/NeutronStarPRO/WorkLove
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NeutronStarPRO/WorkLove" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeutronStarPRO%2FWorkLove", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeutronStarPRO%2FWorkLove'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5404414a46dd7cd16ba19585f063f6e77aa0f80
[INFO] checking NeutronStarPRO/WorkLove against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeutronStarPRO%2FWorkLove" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NeutronStarPRO/WorkLove
[INFO] finished tweaking git repo https://github.com/NeutronStarPRO/WorkLove
[INFO] tweaked toml for git repo https://github.com/NeutronStarPRO/WorkLove written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NeutronStarPRO/WorkLove on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NeutronStarPRO/WorkLove 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440
[INFO] running `Command { std: "docker" "start" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
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[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling cfg-if v1.0.0
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[INFO] [stderr]    Compiling either v1.6.1
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[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling parking_lot v0.12.0
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[INFO] [stderr]    Compiling futures-task v0.3.24
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[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
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[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking pin-utils v0.1.0
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[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling crc v1.8.1
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[INFO] [stderr]     Checking md2 v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking crc8 v0.1.1
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[INFO] [stderr]     Checking json_pretty v0.1.2
[INFO] [stderr]     Checking easy-hasher v2.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling rstest v0.12.0
[INFO] [stderr]    Compiling libsecp256k1 v0.6.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lalrpop-util v0.19.8
[INFO] [stderr]    Compiling lalrpop v0.19.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling candid_derive v0.4.5
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling ic-event-hub-macros v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling logos v0.12.0
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]    Compiling candid v0.7.14
[INFO] [stderr]     Checking serde_bytes v0.11.6
[INFO] [stderr]     Checking email_address v0.2.3
[INFO] [stderr]     Checking ic-types v0.3.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling serde_tokenstream v0.1.3
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]    Compiling num_enum v0.5.7
[INFO] [stderr]     Checking ic-cdk v0.4.0
[INFO] [stderr]     Checking ic-cdk v0.5.2
[INFO] [stderr]     Checking ic-event-hub v0.3.2
[INFO] [stderr]    Compiling ic-cdk-macros v0.4.0
[INFO] [stderr]    Compiling ic-cdk-macros v0.5.2
[INFO] [stderr]     Checking ic-cron v0.7.0
[INFO] [stderr]     Checking user_profile v0.1.0 (/opt/rustwide/workdir/src/rust_backend/user_profile)
[INFO] [stderr]     Checking post_service v0.1.0 (/opt/rustwide/workdir/src/rust_backend/post_service)
[INFO] [stdout] warning: unused import: `candid::Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use candid::Principal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/rust_backend/post_service/src/actor.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |             .map(|(_k, v)| (v.clone())));
[INFO] [stdout]    |                            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 -             .map(|(_k, v)| (v.clone())));
[INFO] [stdout] 60 +             .map(|(_k, v)| v.clone()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::VecDeque`, `str::FromStr`, and `string::ParseError`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/domain.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::VecDeque,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     string::ParseError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     str::FromStr
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/domain.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 | use candid::{CandidType, Deserialize, Principal};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `candid::Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/service.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use candid::Principal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/service.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     str::FromStr,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/context.rs:2:39
[INFO] [stdout]   |
[INFO] [stdout] 2 | use candid::{CandidType, Deserialize, Principal};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `candid::Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use candid::Principal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/rust_backend/post_service/src/actor.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |             .map(|(_k, v)| (v.clone())));
[INFO] [stdout]    |                            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 -             .map(|(_k, v)| (v.clone())));
[INFO] [stdout] 60 +             .map(|(_k, v)| v.clone()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::VecDeque`, `str::FromStr`, and `string::ParseError`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/domain.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::VecDeque,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     string::ParseError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     str::FromStr
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/domain.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 | use candid::{CandidType, Deserialize, Principal};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `candid::Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/service.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use candid::Principal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]  --> src/rust_backend/post_service/src/post/service.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     str::FromStr,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Principal`
[INFO] [stdout]  --> src/rust_backend/post_service/src/context.rs:2:39
[INFO] [stdout]   |
[INFO] [stdout] 2 | use candid::{CandidType, Deserialize, Principal};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/rust_backend/post_service/src/post/service.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |        let mut invitation_post_store = &self.invitations;
[INFO] [stdout]    |            ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut invitation_post_store = &self.invitations;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let mut posts_map_store = &self.posts.clone();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut post_id = invitation_post_store.get(&invitation_code).unwrap().clone();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let mut remainder_string: String;
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/rust_backend/post_service/src/context.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut invitations: Vec<Post> = posts
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/rust_backend/post_service/src/post/service.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |                &self.invitations.insert(invitation_code.clone(),post_id);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |                let _ = &self.invitations.insert(invitation_code.clone(),post_id);
[INFO] [stdout]    |                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/rust_backend/post_service/src/post/service.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |                &self.posts.insert(post_id,post.clone());
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 91 |                let _ = &self.posts.insert(post_id,post.clone());
[INFO] [stdout]    |                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/rust_backend/post_service/src/post/service.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |        let mut invitation_post_store = &self.invitations;
[INFO] [stdout]    |            ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut invitation_post_store = &self.invitations;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let mut posts_map_store = &self.posts.clone();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut post_id = invitation_post_store.get(&invitation_code).unwrap().clone();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rust_backend/post_service/src/post/service.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let mut remainder_string: String;
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/rust_backend/post_service/src/context.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut invitations: Vec<Post> = posts
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/rust_backend/post_service/src/post/service.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |                &self.invitations.insert(invitation_code.clone(),post_id);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |                let _ = &self.invitations.insert(invitation_code.clone(),post_id);
[INFO] [stdout]    |                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/rust_backend/post_service/src/post/service.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |                &self.posts.insert(post_id,post.clone());
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 91 |                let _ = &self.posts.insert(post_id,post.clone());
[INFO] [stdout]    |                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `email_address`
[INFO] [stderr]   --> src/rust_backend/post_service/Cargo.toml:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | email_address = "0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `email_address`
[INFO] [stderr] warning: unused dependency `ic-cron`
[INFO] [stderr]   --> src/rust_backend/post_service/Cargo.toml:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | ic-cron = "0.7"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `ic-cron`
[INFO] [stderr] warning: unused dependency `ic-event-hub`
[INFO] [stderr]   --> src/rust_backend/post_service/Cargo.toml:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | ic-event-hub = "0.3"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `ic-event-hub`
[INFO] [stderr] warning: unused dependency `ic-event-hub-macros`
[INFO] [stderr]   --> src/rust_backend/post_service/Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | ic-event-hub-macros = "0.3"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `ic-event-hub-macros`
[INFO] [stderr] warning: unused dependency `json_pretty`
[INFO] [stderr]   --> src/rust_backend/post_service/Cargo.toml:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | json_pretty = "0.1.2"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `json_pretty`
[INFO] [stderr] warning: `post_service` (manifest) generated 5 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440", kill_on_drop: false }`
[INFO] [stdout] d4f1b5b6978cc6eb4d73118c51f02f4a8846475acea9c429a3186ed96b420440
