[INFO] cloning repository https://github.com/slowpeace2020/post_service
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slowpeace2020/post_service" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslowpeace2020%2Fpost_service", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslowpeace2020%2Fpost_service'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60fe4ff109d9e8eb380833eb402800f7003cd67a
[INFO] checking slowpeace2020/post_service against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslowpeace2020%2Fpost_service" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/slowpeace2020/post_service
[INFO] finished tweaking git repo https://github.com/slowpeace2020/post_service
[INFO] tweaked toml for git repo https://github.com/slowpeace2020/post_service written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/slowpeace2020/post_service on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/slowpeace2020/post_service 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05760c2f089723f3a1b3a26e2e62666a3c6f8f1f930383b137463b07e9d05d60
[INFO] running `Command { std: "docker" "start" "-a" "05760c2f089723f3a1b3a26e2e62666a3c6f8f1f930383b137463b07e9d05d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05760c2f089723f3a1b3a26e2e62666a3c6f8f1f930383b137463b07e9d05d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05760c2f089723f3a1b3a26e2e62666a3c6f8f1f930383b137463b07e9d05d60", kill_on_drop: false }`
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[INFO] [stdout] b77182b51f933b794cc6f7d0e45c932c3bfdedefbb01a6baac9df80bf19fc8ec
[INFO] running `Command { std: "docker" "start" "-a" "b77182b51f933b794cc6f7d0e45c932c3bfdedefbb01a6baac9df80bf19fc8ec", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
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[INFO] [stdout] warning: unused import: `candid::Principal`
[INFO] [stdout]  --> src/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/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/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/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/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/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/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/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/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/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/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/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/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/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/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/post_service/src/post/service.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         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/post_service/src/post/service.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         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/post_service/src/post/service.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |             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/post_service/src/post/service.rs:171:17
[INFO] [stdout]     |
[INFO] [stdout] 171 |             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/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/post_service/src/post/service.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |                &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] 89 |                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/post_service/src/post/service.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |                &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] 90 |                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/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/post_service/src/post/service.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         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/post_service/src/post/service.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         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/post_service/src/post/service.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |             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/post_service/src/post/service.rs:171:17
[INFO] [stdout]     |
[INFO] [stdout] 171 |             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/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/post_service/src/post/service.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |                &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] 89 |                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/post_service/src/post/service.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |                &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] 90 |                let _ = &self.posts.insert(post_id,post.clone());
[INFO] [stdout]    |                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.13s
[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 10`
[INFO] running `Command { std: "docker" "inspect" "b77182b51f933b794cc6f7d0e45c932c3bfdedefbb01a6baac9df80bf19fc8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77182b51f933b794cc6f7d0e45c932c3bfdedefbb01a6baac9df80bf19fc8ec", kill_on_drop: false }`
[INFO] [stdout] b77182b51f933b794cc6f7d0e45c932c3bfdedefbb01a6baac9df80bf19fc8ec
