[INFO] fetching crate stayalive 0.5.0...
[INFO] testing stayalive-0.5.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stayalive 0.5.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate stayalive 0.5.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee46452f44fffa4db6fbbe79cffd9879e6e83cc565b6e5dbe295be5ff98ba5f1
[INFO] running `Command { std: "docker" "start" "-a" "ee46452f44fffa4db6fbbe79cffd9879e6e83cc565b6e5dbe295be5ff98ba5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee46452f44fffa4db6fbbe79cffd9879e6e83cc565b6e5dbe295be5ff98ba5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee46452f44fffa4db6fbbe79cffd9879e6e83cc565b6e5dbe295be5ff98ba5f1", kill_on_drop: false }`
[INFO] [stdout] ee46452f44fffa4db6fbbe79cffd9879e6e83cc565b6e5dbe295be5ff98ba5f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f52685ae76657ece5ecc90799103c6e9bbaff788197570e1075ef96361d0490b
[INFO] running `Command { std: "docker" "start" "-a" "f52685ae76657ece5ecc90799103c6e9bbaff788197570e1075ef96361d0490b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling stayalive v0.5.0 (/opt/rustwide/workdir)
[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]     = note: `#[warn(bare_trait_objects)]` on by default
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 241 -     exec_cmd: Arc<Fn(C, P::Resource) -> Result<T, E> + Send + Sync + 'static>,
[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:9:24
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(Debug, Clone, Fail)]
[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/github.com-1ecc6299db9ec823/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 `failure::Fail`
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting this bound
[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 sent between threads safely
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:9:24
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(Debug, Clone, Fail)]
[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/github.com-1ecc6299db9ec823/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 `failure::Fail`
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting this bound
[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:9:24
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(Debug, Clone, Fail)]
[INFO] [stdout]     |                        ^^^^ `E` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |
[INFO] [stdout] note: required because of the requirements on the impl of `Debug` for `CircuitBreakerError<E>`
[INFO] [stdout]    --> src/circuitbreakers/mod.rs:9:10
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(Debug, Clone, Fail)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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 `failure::Fail`
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 10  | pub enum CircuitBreakerError<E: fmt::Display + std::fmt::Debug> {
[INFO] [stdout]     |                                              +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` cannot be shared between threads safely
[INFO] [stdout]    --> src/bulkheads/mod.rs:12:24
[INFO] [stdout]     |
[INFO] [stdout] 12  | #[derive(Debug, Clone, Fail)]
[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/github.com-1ecc6299db9ec823/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 `failure::Fail`
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting this bound
[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:12:24
[INFO] [stdout]     |
[INFO] [stdout] 12  | #[derive(Debug, Clone, Fail)]
[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/github.com-1ecc6299db9ec823/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 `failure::Fail`
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting this bound
[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:12:24
[INFO] [stdout]     |
[INFO] [stdout] 12  | #[derive(Debug, Clone, Fail)]
[INFO] [stdout]     |                        ^^^^ `E` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |
[INFO] [stdout] note: required because of the requirements on the impl of `Debug` for `BulkheadError<E>`
[INFO] [stdout]    --> src/bulkheads/mod.rs:12:10
[INFO] [stdout]     |
[INFO] [stdout] 12  | #[derive(Debug, Clone, Fail)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] note: required by a bound in `failure::Fail`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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 `failure::Fail`
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 13  | pub enum BulkheadError<E: fmt::Display + std::fmt::Debug> {
[INFO] [stdout]     |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[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` due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f52685ae76657ece5ecc90799103c6e9bbaff788197570e1075ef96361d0490b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52685ae76657ece5ecc90799103c6e9bbaff788197570e1075ef96361d0490b", kill_on_drop: false }`
[INFO] [stdout] f52685ae76657ece5ecc90799103c6e9bbaff788197570e1075ef96361d0490b