[INFO] cloning repository https://github.com/nikhilkumar1612/rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikhilkumar1612/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilkumar1612%2Frust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilkumar1612%2Frust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ced59d44f5d9fac339dd8264851142cbc69e8862
[INFO] checking nikhilkumar1612/rust-example against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilkumar1612%2Frust-example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nikhilkumar1612/rust-example
[INFO] finished tweaking git repo https://github.com/nikhilkumar1612/rust-example
[INFO] tweaked toml for git repo https://github.com/nikhilkumar1612/rust-example written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nikhilkumar1612/rust-example on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nikhilkumar1612/rust-example 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7a2a7a46c44a69c7fabd04e1bb1226b3da0b7c7872ccfe78d83c49539b274216", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/controller/paymaster.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[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: `abi::Function`
[INFO] [stdout]  --> src/controller/paymaster.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use abi::Function;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/apikeys.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::schema::{self, apikeys};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stderr] warning: #[table_name] attribute form is deprecated
[INFO] [stderr]   = help: use `#[diesel(table_name = apikeys)]` instead
[INFO] [stderr] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/controller/paymaster.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[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: `abi::Function`
[INFO] [stdout]  --> src/controller/paymaster.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use abi::Function;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/apikeys.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::schema::{self, apikeys};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/controller/paymaster.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub async fn whitelist(req: HttpRequest, body: web::Bytes) -> impl Responder{
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/controller/paymaster.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub async fn save_key(req: HttpRequest, body: web::Bytes) -> impl Responder {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/controller/paymaster.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub async fn whitelist(req: HttpRequest, body: web::Bytes) -> impl Responder{
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/controller/paymaster.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub async fn save_key(req: HttpRequest, body: web::Bytes) -> impl Responder {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let add = |a:i32, b:i32| -> i32 {a+b};
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_add`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let add = |a:i32, b:i32| -> i32 {a+b};
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_add`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, i32>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<i32, Infallible>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::option::Option<std::string::String>>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<std::string::String>, Infallible>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, i32>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<i32, Infallible>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::option::Option<std::string::String>>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<std::string::String>, Infallible>
[INFO] [stdout]   --> src/apikeys.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Queryable)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arka-in-rust` (bin "arka-in-rust") due to 7 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `arka-in-rust` (bin "arka-in-rust" test) due to 7 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f47f36bb699c86ce9ac5be3bc25d3d37c5a8d74d0062e6a1be2c9a4c8c7b87e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47f36bb699c86ce9ac5be3bc25d3d37c5a8d74d0062e6a1be2c9a4c8c7b87e9", kill_on_drop: false }`
[INFO] [stdout] f47f36bb699c86ce9ac5be3bc25d3d37c5a8d74d0062e6a1be2c9a4c8c7b87e9
