[INFO] fetching crate churn-server 0.1.0...
[INFO] checking churn-server-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate churn-server 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate churn-server 0.1.0
[INFO] finished tweaking crates.io crate churn-server 0.1.0
[INFO] tweaked toml for crates.io crate churn-server 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate churn-server 0.1.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate churn-server 0.1.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55f9324b84ad215e8fa2f7aac6dbd1306461f5b79ec4bed4dc52003ebb0d5fb1
[INFO] running `Command { std: "docker" "start" "-a" "55f9324b84ad215e8fa2f7aac6dbd1306461f5b79ec4bed4dc52003ebb0d5fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55f9324b84ad215e8fa2f7aac6dbd1306461f5b79ec4bed4dc52003ebb0d5fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f9324b84ad215e8fa2f7aac6dbd1306461f5b79ec4bed4dc52003ebb0d5fb1", kill_on_drop: false }`
[INFO] [stdout] 55f9324b84ad215e8fa2f7aac6dbd1306461f5b79ec4bed4dc52003ebb0d5fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8b01bcb71341a20bfc2ce3e4f2fbe7f997aed86e7c27ff7bd21a05f254d7a4a
[INFO] running `Command { std: "docker" "start" "-a" "c8b01bcb71341a20bfc2ce3e4f2fbe7f997aed86e7c27ff7bd21a05f254d7a4a", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.28
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[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling axum-macros v0.3.8
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]     Checking churn-domain v0.1.0
[INFO] [stderr]     Checking churn-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/event.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[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: `churn_domain::ServerEnrollReq`
[INFO] [stdout]  --> src/event.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use churn_domain::ServerEnrollReq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ser::SerializeStruct`
[INFO] [stdout]  --> src/event.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{ser::SerializeStruct, Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/event.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::sync::{Mutex, RwLock};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/event.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[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: `churn_domain::ServerEnrollReq`
[INFO] [stdout]  --> src/event.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use churn_domain::ServerEnrollReq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ser::SerializeStruct`
[INFO] [stdout]  --> src/event.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{ser::SerializeStruct, Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/event.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::sync::{Mutex, RwLock};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/main.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | async fn agent_ping() -> impl IntoResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: IntoResponse` will fail
[INFO] [stdout]    --> src/main.rs:144:44
[INFO] [stdout]     |
[INFO] [stdout] 144 |   async fn agent_ping() -> impl IntoResponse {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 145 | |     todo!()
[INFO] [stdout] 146 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/main.rs:148:1
[INFO] [stdout]     |
[INFO] [stdout] 148 | async fn get_tasks() -> impl IntoResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: IntoResponse` will fail
[INFO] [stdout]    --> src/main.rs:148:43
[INFO] [stdout]     |
[INFO] [stdout] 148 |   async fn get_tasks() -> impl IntoResponse {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 149 | |     todo!()
[INFO] [stdout] 150 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/main.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | async fn agent_ping() -> impl IntoResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: IntoResponse` will fail
[INFO] [stdout]    --> src/main.rs:144:44
[INFO] [stdout]     |
[INFO] [stdout] 144 |   async fn agent_ping() -> impl IntoResponse {
[INFO] [stdout]     |  ____________________________________________^
[INFO] [stdout] 145 | |     todo!()
[INFO] [stdout] 146 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/main.rs:148:1
[INFO] [stdout]     |
[INFO] [stdout] 148 | async fn get_tasks() -> impl IntoResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: IntoResponse` will fail
[INFO] [stdout]    --> src/main.rs:148:43
[INFO] [stdout]     |
[INFO] [stdout] 148 |   async fn get_tasks() -> impl IntoResponse {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 149 | |     todo!()
[INFO] [stdout] 150 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `churn-server` (bin "churn-server" test) due to 4 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `churn-server` (bin "churn-server") due to 4 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c8b01bcb71341a20bfc2ce3e4f2fbe7f997aed86e7c27ff7bd21a05f254d7a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b01bcb71341a20bfc2ce3e4f2fbe7f997aed86e7c27ff7bd21a05f254d7a4a", kill_on_drop: false }`
[INFO] [stdout] c8b01bcb71341a20bfc2ce3e4f2fbe7f997aed86e7c27ff7bd21a05f254d7a4a
