[INFO] fetching crate stayalive 0.5.0...
[INFO] building stayalive-0.5.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate stayalive 0.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stayalive 0.5.0
[INFO] finished tweaking crates.io crate stayalive 0.5.0
[INFO] tweaked toml for crates.io crate stayalive 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stayalive 0.5.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ec7e0913def61e080180e06cd68c335272c5fce016447bc2ea336cea1530b84
[INFO] running `Command { std: "docker" "start" "-a" "6ec7e0913def61e080180e06cd68c335272c5fce016447bc2ea336cea1530b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ec7e0913def61e080180e06cd68c335272c5fce016447bc2ea336cea1530b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec7e0913def61e080180e06cd68c335272c5fce016447bc2ea336cea1530b84", kill_on_drop: false }`
[INFO] [stdout] 6ec7e0913def61e080180e06cd68c335272c5fce016447bc2ea336cea1530b84
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b015df48dbd66ced95bd375aaebb53e4cc358b02d10cc220b6e3e0c14968f4e
[INFO] running `Command { std: "docker" "start" "-a" "3b015df48dbd66ced95bd375aaebb53e4cc358b02d10cc220b6e3e0c14968f4e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling stayalive v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bulkheads/concurrency_limiters.rs:241:19
[INFO] [stdout]     |
[INFO] [stdout] 241 |     exec_cmd: Arc<Fn(C, P::Resource) -> Result<T, E> + Send + Sync + 'static>,
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 241 |     exec_cmd: Arc<dyn Fn(C, P::Resource) -> Result<T, E> + Send + Sync + 'static>,
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` cannot be shared between threads safely
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:10:10
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `E` cannot be shared between threads safely
[INFO] [stdout]     |
[INFO] [stdout] note: required because it appears within the type `CircuitBreakerError<E>`
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:10:10
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:108:42
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                                          ^^^^ required by this bound in `Fail`
[INFO] [stdout] help: consider further restricting type parameter `E` with trait `Sync`
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display + std::marker::Sync> {
[INFO] [stdout]     |                                              +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` cannot be shared between threads safely
[INFO] [stdout]    --> src/bulkheads/mod.rs:13:10
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `E` cannot be shared between threads safely
[INFO] [stdout]     |
[INFO] [stdout] note: required because it appears within the type `BulkheadError<E>`
[INFO] [stdout]    --> src/bulkheads/mod.rs:13:10
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:108:42
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                                          ^^^^ required by this bound in `Fail`
[INFO] [stdout] help: consider further restricting type parameter `E` with trait `Sync`
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display + std::marker::Sync> {
[INFO] [stdout]     |                                        +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` cannot be sent between threads safely
[INFO] [stdout]    --> src/bulkheads/mod.rs:13:10
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `E` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout] note: required because it appears within the type `BulkheadError<E>`
[INFO] [stdout]    --> src/bulkheads/mod.rs:13:10
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:108:35
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                                   ^^^^ required by this bound in `Fail`
[INFO] [stdout] help: consider further restricting type parameter `E` with trait `Send`
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display + std::marker::Send> {
[INFO] [stdout]     |                                        +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` doesn't implement `Debug`
[INFO] [stdout]    --> src/bulkheads/mod.rs:13:10
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Debug` is not implemented for `E`
[INFO] [stdout]     |
[INFO] [stdout] note: required for `BulkheadError<E>` to implement `Debug`
[INFO] [stdout]    --> src/bulkheads/mod.rs:12:10
[INFO] [stdout]     |
[INFO] [stdout]  12 | #[derive(Debug, Clone, Fail)]
[INFO] [stdout]     |          ^^^^^ unsatisfied trait bound introduced in this `derive` macro
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:108:27
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Fail`
[INFO] [stdout] help: consider further restricting type parameter `E` with trait `Debug`
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum BulkheadError<E: fmt::Display + std::fmt::Debug> {
[INFO] [stdout]     |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` cannot be sent between threads safely
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:10:10
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `E` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout] note: required because it appears within the type `CircuitBreakerError<E>`
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:10:10
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:108:35
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                                   ^^^^ required by this bound in `Fail`
[INFO] [stdout] help: consider further restricting type parameter `E` with trait `Send`
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display + std::marker::Send> {
[INFO] [stdout]     |                                              +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` doesn't implement `Debug`
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:10:10
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Debug` is not implemented for `E`
[INFO] [stdout]     |
[INFO] [stdout] note: required for `CircuitBreakerError<E>` to implement `Debug`
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:9:10
[INFO] [stdout]     |
[INFO] [stdout]   9 | #[derive(Debug, Clone, Fail)]
[INFO] [stdout]     |          ^^^^^ unsatisfied trait bound introduced in this `derive` macro
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:108:27
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Fail`
[INFO] [stdout] help: consider further restricting type parameter `E` with trait `Debug`
[INFO] [stdout]     |
[INFO] [stdout]  10 | pub enum CircuitBreakerError<E: fmt::Display + std::fmt::Debug> {
[INFO] [stdout]     |                                              +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stayalive` (lib) due to 6 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3b015df48dbd66ced95bd375aaebb53e4cc358b02d10cc220b6e3e0c14968f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b015df48dbd66ced95bd375aaebb53e4cc358b02d10cc220b6e3e0c14968f4e", kill_on_drop: false }`
[INFO] [stdout] 3b015df48dbd66ced95bd375aaebb53e4cc358b02d10cc220b6e3e0c14968f4e