[INFO] fetching crate zookeeper 0.8.0...
[INFO] testing zookeeper-0.8.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zookeeper 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate zookeeper 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zookeeper 0.8.0
[INFO] tweaked toml for crates.io crate zookeeper 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zookeeper 0.8.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zookeeper 0.8.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/test_zk.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8caaf1e11f5f0d51772f6b9015c9f50566a534984af106471ea164d8f4755926
[INFO] running `Command { std: "docker" "start" "-a" "8caaf1e11f5f0d51772f6b9015c9f50566a534984af106471ea164d8f4755926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8caaf1e11f5f0d51772f6b9015c9f50566a534984af106471ea164d8f4755926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8caaf1e11f5f0d51772f6b9015c9f50566a534984af106471ea164d8f4755926", kill_on_drop: false }`
[INFO] [stdout] 8caaf1e11f5f0d51772f6b9015c9f50566a534984af106471ea164d8f4755926
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0e0920c508e3a92f7282867132b5febfd1e573b64ca9556c0e55515e4ff92b7
[INFO] running `Command { std: "docker" "start" "-a" "b0e0920c508e3a92f7282867132b5febfd1e573b64ca9556c0e55515e4ff92b7", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/test_zk.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.38
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling zookeeper_derive v0.4.1
[INFO] [stderr]    Compiling zookeeper v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/zookeeper.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 504 | /     pub fn add_watch<W: Watcher + 'static>(&self,
[INFO] [stdout] 505 | |                                            path: &str,
[INFO] [stdout] 506 | |                                            mode: AddWatchMode,
[INFO] [stdout] 507 | |                                            watcher: W)
[INFO] [stdout] 508 | |                                            -> ZkResult<()> {
[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 `!: proto::ReadFrom` will fail
[INFO] [stdout]    --> src/zookeeper.rs:521:19
[INFO] [stdout]     |
[INFO] [stdout] 521 |         try!(self.request(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 521 |         try!(self.request::<_, ()>(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                          +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/zookeeper.rs:526:5
[INFO] [stdout]     |
[INFO] [stdout] 526 | /     pub fn remove_watches(&self,
[INFO] [stdout] 527 | |                           path: &str,
[INFO] [stdout] 528 | |                           watcher_type: WatcherType)
[INFO] [stdout] 529 | |                           -> ZkResult<()> {
[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 `!: proto::ReadFrom` will fail
[INFO] [stdout]    --> src/zookeeper.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |         try!(self.request(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 543 |         try!(self.request::<_, ()>(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                          +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TryAccept` is never used
[INFO] [stdout]   --> src/try_io.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub(crate) trait TryAccept {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Shutdown` is never constructed
[INFO] [stdout]   --> src/recipes/cache.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum Operation {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 40 |     Initialize,
[INFO] [stdout] 41 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: zookeeper v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b0e0920c508e3a92f7282867132b5febfd1e573b64ca9556c0e55515e4ff92b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e0920c508e3a92f7282867132b5febfd1e573b64ca9556c0e55515e4ff92b7", kill_on_drop: false }`
[INFO] [stdout] b0e0920c508e3a92f7282867132b5febfd1e573b64ca9556c0e55515e4ff92b7
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd2b3e290aeb98d12be982d9bcc318968d4f920d8bede368c0aefb9dc3cada47
[INFO] running `Command { std: "docker" "start" "-a" "dd2b3e290aeb98d12be982d9bcc318968d4f920d8bede368c0aefb9dc3cada47", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/test_zk.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/zookeeper.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 504 | /     pub fn add_watch<W: Watcher + 'static>(&self,
[INFO] [stdout] 505 | |                                            path: &str,
[INFO] [stdout] 506 | |                                            mode: AddWatchMode,
[INFO] [stdout] 507 | |                                            watcher: W)
[INFO] [stdout] 508 | |                                            -> ZkResult<()> {
[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 `!: proto::ReadFrom` will fail
[INFO] [stdout]    --> src/zookeeper.rs:521:19
[INFO] [stdout]     |
[INFO] [stdout] 521 |         try!(self.request(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 521 |         try!(self.request::<_, ()>(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                          +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/zookeeper.rs:526:5
[INFO] [stdout]     |
[INFO] [stdout] 526 | /     pub fn remove_watches(&self,
[INFO] [stdout] 527 | |                           path: &str,
[INFO] [stdout] 528 | |                           watcher_type: WatcherType)
[INFO] [stdout] 529 | |                           -> ZkResult<()> {
[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 `!: proto::ReadFrom` will fail
[INFO] [stdout]    --> src/zookeeper.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |         try!(self.request(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 543 |         try!(self.request::<_, ()>(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                          +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TryAccept` is never used
[INFO] [stdout]   --> src/try_io.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub(crate) trait TryAccept {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Shutdown` is never constructed
[INFO] [stdout]   --> src/recipes/cache.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum Operation {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 40 |     Initialize,
[INFO] [stdout] 41 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling zookeeper v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/zookeeper.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 504 | /     pub fn add_watch<W: Watcher + 'static>(&self,
[INFO] [stdout] 505 | |                                            path: &str,
[INFO] [stdout] 506 | |                                            mode: AddWatchMode,
[INFO] [stdout] 507 | |                                            watcher: W)
[INFO] [stdout] 508 | |                                            -> ZkResult<()> {
[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 `!: proto::ReadFrom` will fail
[INFO] [stdout]    --> src/zookeeper.rs:521:19
[INFO] [stdout]     |
[INFO] [stdout] 521 |         try!(self.request(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 521 |         try!(self.request::<_, ()>(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                          +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/zookeeper.rs:526:5
[INFO] [stdout]     |
[INFO] [stdout] 526 | /     pub fn remove_watches(&self,
[INFO] [stdout] 527 | |                           path: &str,
[INFO] [stdout] 528 | |                           watcher_type: WatcherType)
[INFO] [stdout] 529 | |                           -> ZkResult<()> {
[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 `!: proto::ReadFrom` will fail
[INFO] [stdout]    --> src/zookeeper.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |         try!(self.request(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 543 |         try!(self.request::<_, ()>(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stdout]     |                          +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TryAccept` is never used
[INFO] [stdout]   --> src/try_io.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub(crate) trait TryAccept {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Shutdown` is never constructed
[INFO] [stdout]   --> src/recipes/cache.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum Operation {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 40 |     Initialize,
[INFO] [stdout] 41 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: zookeeper v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "dd2b3e290aeb98d12be982d9bcc318968d4f920d8bede368c0aefb9dc3cada47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2b3e290aeb98d12be982d9bcc318968d4f920d8bede368c0aefb9dc3cada47", kill_on_drop: false }`
[INFO] [stdout] dd2b3e290aeb98d12be982d9bcc318968d4f920d8bede368c0aefb9dc3cada47
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a08ada1723c0b81009bc821b7b47f7dddaf4f1af137db4fb1eb52b5d03058121
[INFO] running `Command { std: "docker" "start" "-a" "a08ada1723c0b81009bc821b7b47f7dddaf4f1af137db4fb1eb52b5d03058121", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/test_zk.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]    --> src/zookeeper.rs:504:5
[INFO] [stderr]     |
[INFO] [stderr] 504 | /     pub fn add_watch<W: Watcher + 'static>(&self,
[INFO] [stderr] 505 | |                                            path: &str,
[INFO] [stderr] 506 | |                                            mode: AddWatchMode,
[INFO] [stderr] 507 | |                                            watcher: W)
[INFO] [stderr] 508 | |                                            -> ZkResult<()> {
[INFO] [stderr]     | |__________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]     = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: proto::ReadFrom` will fail
[INFO] [stderr]    --> src/zookeeper.rs:521:19
[INFO] [stderr]     |
[INFO] [stderr] 521 |         try!(self.request(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: use `()` annotations to avoid fallback changes
[INFO] [stderr]     |
[INFO] [stderr] 521 |         try!(self.request::<_, ()>(OpCode::AddWatch, self.xid(), req, Some(watch)));
[INFO] [stderr]     |                          +++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]    --> src/zookeeper.rs:526:5
[INFO] [stderr]     |
[INFO] [stderr] 526 | /     pub fn remove_watches(&self,
[INFO] [stderr] 527 | |                           path: &str,
[INFO] [stderr] 528 | |                           watcher_type: WatcherType)
[INFO] [stderr] 529 | |                           -> ZkResult<()> {
[INFO] [stderr]     | |_________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]     = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: proto::ReadFrom` will fail
[INFO] [stderr]    --> src/zookeeper.rs:543:19
[INFO] [stderr]     |
[INFO] [stderr] 543 |         try!(self.request(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr] help: use `()` annotations to avoid fallback changes
[INFO] [stderr]     |
[INFO] [stderr] 543 |         try!(self.request::<_, ()>(OpCode::RemoveWatches, self.xid(), req, Some(watch)));
[INFO] [stderr]     |                          +++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: trait `TryAccept` is never used
[INFO] [stderr]   --> src/try_io.rs:78:18
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub(crate) trait TryAccept {
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Shutdown` is never constructed
[INFO] [stderr]   --> src/recipes/cache.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 39 | enum Operation {
[INFO] [stderr]    |      --------- variant in this enum
[INFO] [stderr] 40 |     Initialize,
[INFO] [stderr] 41 |     Shutdown,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `zookeeper` (lib) generated 4 warnings (run `cargo fix --lib -p zookeeper` to apply 2 suggestions)
[INFO] [stderr] warning: `zookeeper` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: zookeeper v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zookeeper-805369dc9faa7099)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test acl::tests::permission_bitor ... ok
[INFO] [stdout] test acl::tests::permission_can ... ok
[INFO] [stdout] test acl::tests::permission_format ... ok
[INFO] [stdout] test listeners::tests::test_add_listener_to_set ... ok
[INFO] [stdout] test listeners::tests::test_new_listener_for_chan ... ok
[INFO] [stdout] test listeners::tests::test_remove_listener_from_set ... ok
[INFO] [stdout] test paths::make_path_tests ... ok
[INFO] [stdout] test listeners::tests::test_new_listener_set ... ok
[INFO] [stdout] test zookeeper::tests::parse_connect_string_fails - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-769ac37263e2c0f0)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stdout] test test_leader::leader_latch_test ... FAILED
[INFO] [stderr] 
[INFO] [stderr] thread 'test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed' (32) panicked at library/core/src/panicking.rs:233:5:
[INFO] [stderr] panic in a destructor during cleanup
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[INFO] [stdout] 
[INFO] [stdout] thread 'test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed' (32) panicked at tests/test_persistent_recursive_watch.rs:91:6:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: BadArguments
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57f931df4c12 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57f931df4c12 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57f931df4c12 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57f931df4c12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57f931e05fcf - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57f931e05fcf - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57f931dc0c81 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57f931dc0c81 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57f931dcd722 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57f931dd274f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57f931dd25e1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57f931bab10e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57f931bab10e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57f931dd2e0f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57f931dd2e0f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57f931dd2c6a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x57f931dcd859 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57f931db4d3d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57f931e0f490 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57f931e0e9e6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x57f931b69f61 - core::result::Result<T,E>::unwrap::h9de1d3b6d7b39c56
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x57f931b69f61 - test::test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed::hedd05db8eb142518
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_persistent_recursive_watch.rs:91:6
[INFO] [stdout]   22:     0x57f931b6aca7 - test::test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed::{{closure}}::hafb7aed10caf4386
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_persistent_recursive_watch.rs:80:69
[INFO] [stdout]   23:     0x57f931b83f36 - core::ops::function::FnOnce::call_once::h428ea33ae6e6df58
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57f931baaecb - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x57f931baaecb - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x57f931bc0b35 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x57f931bc0b35 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x57f931bc0b35 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x57f931bc0b35 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x57f931bc0b35 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x57f931bc0b35 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x57f931bc0b35 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x57f931b97324 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x57f931b97324 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x57f931b9abea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x57f931b9abea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x57f931b9abea - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x57f931b9abea - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x57f931b9abea - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x57f931b9abea - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x57f931b9abea - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x57f931dc889f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x57f931dc889f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x73a7c9096aa4 - <unknown>
[INFO] [stdout]   45:     0x73a7c9123a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed' (32) panicked at tests/test.rs:60:62:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 32, kind: BrokenPipe, message: "Broken pipe" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57f931df4c12 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57f931df4c12 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57f931df4c12 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57f931df4c12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57f931e05fcf - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57f931e05fcf - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57f931dc0c81 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57f931dc0c81 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57f931dcd722 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57f931dd274f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57f931dd25e1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57f931bab10e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57f931bab10e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57f931dd2e0f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57f931dd2e0f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57f931dd2c6a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x57f931dcd859 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57f931db4d3d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57f931e0f490 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57f931e0e9e6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x57f931b736ee - core::result::Result<T,E>::unwrap::h7648908a571eacd0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x57f931b736ee - test::ZkCluster::shutdown::hcb004412204b1e33
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test.rs:60:62
[INFO] [stdout]   22:     0x57f931b7385a - <test::ZkCluster as core::ops::drop::Drop>::drop::he8c1fe31c7e0d0f1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test.rs:69:14
[INFO] [stdout]   23:     0x57f931b87a93 - core::ptr::drop_in_place<test::ZkCluster>::h0a579caacd293800
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ptr/mod.rs:804:1
[INFO] [stdout]   24:     0x57f931b69e5e - test::test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed::hedd05db8eb142518
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_persistent_recursive_watch.rs:113:1
[INFO] [stdout]   25:     0x57f931b6aca7 - test::test_persistent_recursive_watch::persistent_recursive_watch_stops_receiving_updates_when_removed::{{closure}}::hafb7aed10caf4386
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_persistent_recursive_watch.rs:80:69
[INFO] [stdout]   26:     0x57f931b83f36 - core::ops::function::FnOnce::call_once::h428ea33ae6e6df58
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x57f931baaecb - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x57f931baaecb - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   29:     0x57f931bc0b35 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   30:     0x57f931bc0b35 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   31:     0x57f931bc0b35 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   32:     0x57f931bc0b35 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   33:     0x57f931bc0b35 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x57f931bc0b35 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   35:     0x57f931bc0b35 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   36:     0x57f931b97324 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   37:     0x57f931b97324 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   38:     0x57f931b9abea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   39:     0x57f931b9abea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x57f931b9abea - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   41:     0x57f931b9abea - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   42:     0x57f931b9abea - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x57f931b9abea - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   44:     0x57f931b9abea - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x57f931dc889f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   46:     0x57f931dc889f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   47:     0x73a7c9096aa4 - <unknown>
[INFO] [stdout]   48:     0x73a7c9123a34 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test test`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test-769ac37263e2c0f0` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "a08ada1723c0b81009bc821b7b47f7dddaf4f1af137db4fb1eb52b5d03058121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08ada1723c0b81009bc821b7b47f7dddaf4f1af137db4fb1eb52b5d03058121", kill_on_drop: false }`
[INFO] [stdout] a08ada1723c0b81009bc821b7b47f7dddaf4f1af137db4fb1eb52b5d03058121
