[INFO] fetching crate zookeeper 0.8.0...
[INFO] testing zookeeper-0.8.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-3
[INFO] extracting crate zookeeper 0.8.0 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zookeeper 0.8.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: 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_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_zk.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: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `zookeeper` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded zookeeper_derive v0.4.1
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded getrandom v0.2.8
[INFO] [stderr]   Downloaded quote v1.0.23
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded syn v1.0.107
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded libc v0.2.139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e
[INFO] running `Command { std: "docker" "start" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: 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_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_zk.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: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `zookeeper` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[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]     = 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]     = 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]     = 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]     = 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]     = 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: 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 `release` profile [optimized] target(s) in 9.30s
[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" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: 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_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_zk.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: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `zookeeper` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling regex v1.7.1
[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]     = 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]     = 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]     = 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]     = 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]     = 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: 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 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]     = 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]     = 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]     = 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]     = 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]     = 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: 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 `release` profile [optimized] target(s) in 19.00s
[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 4`
[INFO] running `Command { std: "docker" "inspect" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: 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_recursive.rs
[INFO] [stderr] * tests/test_leader.rs
[INFO] [stderr] * tests/test_cache.rs
[INFO] [stderr] * tests/test_persistent_recursive_watch.rs
[INFO] [stderr] * tests/test_zk.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: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `zookeeper` (manifest) generated 2 warnings
[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]     = 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]     = 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]     = 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]     = 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]     = 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: 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 `release` profile [optimized] target(s) in 0.07s
[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 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/zookeeper-c49a99ac7142bc85)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test acl::tests::permission_can ... ok
[INFO] [stdout] test acl::tests::permission_bitor ... 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] test acl::tests::permission_format ... ok
[INFO] [stdout] test listeners::tests::test_new_listener_for_chan ... ok
[INFO] [stdout] test paths::make_path_tests ... ok
[INFO] [stdout] test listeners::tests::test_add_listener_to_set ... ok
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/release/deps/test-46e55213e4559d30)
[INFO] [stdout] test listeners::tests::test_remove_listener_from_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jarError: 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] 
[INFO] [stderr] thread 'test_recursive::delete_recursive_test' (914) panicked at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/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] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] thread 'test_recursive::delete_recursive_test' (914) panicked at tests/test_recursive.rs:93:7:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: BadArguments
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60cb246ba0d1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x60cb246d07ba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x60cb246bedac - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x60cb246955c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x60cb246b1ff9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x60cb245a69c0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x60cb246b21b2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x60cb24695672 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x60cb2468e319 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x60cb2469645d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x60cb246d0f1c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x60cb246d0cf2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x60cb2459129b - test[367b519557e50d66]::test_recursive::delete_recursive_test
[INFO] [stdout]   13:     0x60cb24596429 - <test[367b519557e50d66]::test_recursive::delete_recursive_test::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x60cb24599cab - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x60cb245a7315 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x60cb245a0bd4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x60cb245aa472 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x60cb246b9609 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7191b3d15dfa - <unknown>
[INFO] [stdout]   20:     0x7191b3da93d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'test_recursive::delete_recursive_test' (914) 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:     0x60cb246ba0d1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x60cb246d07ba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x60cb246bedac - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x60cb246955c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x60cb246b1ff9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x60cb245a69c0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x60cb246b21b2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x60cb24695672 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x60cb2468e319 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x60cb2469645d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x60cb246d0f1c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x60cb246d0cf2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x60cb24595e0e - <test[367b519557e50d66]::ZkCluster>::shutdown
[INFO] [stdout]   13:     0x60cb24590e3c - core[df12db4294e9bfd3]::ptr::drop_glue::<test[367b519557e50d66]::ZkCluster>
[INFO] [stdout]   14:     0x60cb24591348 - test[367b519557e50d66]::test_recursive::delete_recursive_test
[INFO] [stdout]   15:     0x60cb24596429 - <test[367b519557e50d66]::test_recursive::delete_recursive_test::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   16:     0x60cb24599cab - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   17:     0x60cb245a7315 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   18:     0x60cb245a0bd4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   19:     0x60cb245aa472 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   20:     0x60cb246b9609 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   21:     0x7191b3d15dfa - <unknown>
[INFO] [stdout]   22:     0x7191b3da93d4 - clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stderr] Error: Unable to access jarfile zk-test-cluster/target/main.jar
[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/release/deps/test-46e55213e4559d30` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e", kill_on_drop: false }`
[INFO] [stdout] ffeb2f584bc85431241b39dbcf4b5a03266a61f83d8c94aa9678663e2c3d073e
