[INFO] fetching crate derive-aktor 0.1.6...
[INFO] checking derive-aktor-0.1.6 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate derive-aktor 0.1.6 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate derive-aktor 0.1.6
[INFO] finished tweaking crates.io crate derive-aktor 0.1.6
[INFO] tweaked toml for crates.io crate derive-aktor 0.1.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-aktor 0.1.6 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 derive-aktor 0.1.6 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 }`
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[INFO] [stdout] 75bc623fa93b0cd35607254e5e15b871f9992ffbc3cd370de599d2b771ff13ec
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[INFO] [stdout] 75bc623fa93b0cd35607254e5e15b871f9992ffbc3cd370de599d2b771ff13ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 054c344dd43b2a368b3de117f6794dafd80486e45f2cbdb7938acb2b77293d03
[INFO] running `Command { std: "docker" "start" "-a" "054c344dd43b2a368b3de117f6794dafd80486e45f2cbdb7938acb2b77293d03", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
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[INFO] [stderr]     Checking derive-aktor v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::runtime::Runtime`
[INFO] [stdout]  --> src/bin/ex.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::runtime::Runtime;
[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: `Receiver`
[INFO] [stdout]   --> src/bin/ex.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/bin/ex.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering`
[INFO] [stdout]   --> src/bin/ex.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout]    |                         ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/bin/ex.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kv_store_handle`
[INFO] [stdout]    --> src/bin/ex.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let (kv_store, kv_store_handle) = KeyValueStoreActor::new(KeyValueStore::new()).await;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_kv_store_handle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ping`
[INFO] [stdout]    --> src/bin/ex.rs:150:34
[INFO] [stdout]     |
[INFO] [stdout] 150 |         pub async fn pong(&self, ping: PingActor) {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_ping`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::runtime::Runtime`
[INFO] [stdout]  --> src/bin/ex.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::runtime::Runtime;
[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: `Receiver`
[INFO] [stdout]   --> src/bin/ex.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/bin/ex.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering`
[INFO] [stdout]   --> src/bin/ex.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout]    |                         ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/bin/ex.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `on_error` is never used
[INFO] [stdout]   --> src/bin/ex.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl<U: Hash + Debug + Eq + Send + Sync + 'static> KeyValueStore<U> {
[INFO] [stdout]    | ------------------------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     async fn on_error(
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/bin/ex.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 50 |         panic!(value);
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |         panic!("{}", value);
[INFO] [stdout]    |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/ex.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         ping_handle.await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 159 |         let _ = ping_handle.await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/ex.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         pong_handle.await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let _ = pong_handle.await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/ex.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         ping_handle.await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let _ = ping_handle.await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kv_store_handle`
[INFO] [stdout]    --> src/bin/ex.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let (kv_store, kv_store_handle) = KeyValueStoreActor::new(KeyValueStore::new()).await;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_kv_store_handle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `on_error` is never used
[INFO] [stdout]   --> src/bin/ex.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl<U: Hash + Debug + Eq + Send + Sync + 'static> KeyValueStore<U> {
[INFO] [stdout]    | ------------------------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     async fn on_error(
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/bin/ex.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 50 |         panic!(value);
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |         panic!("{}", value);
[INFO] [stdout]    |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "054c344dd43b2a368b3de117f6794dafd80486e45f2cbdb7938acb2b77293d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054c344dd43b2a368b3de117f6794dafd80486e45f2cbdb7938acb2b77293d03", kill_on_drop: false }`
[INFO] [stdout] 054c344dd43b2a368b3de117f6794dafd80486e45f2cbdb7938acb2b77293d03
