[INFO] fetching crate eppo 5.2.0...
[INFO] testing eppo-5.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate eppo 5.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate eppo 5.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate eppo 5.2.0
[INFO] tweaked toml for crates.io crate eppo 5.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eppo 5.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate eppo 5.2.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 703befbe42daea21833e0fb4156f0e82171d56eb10b120aea6423acc9af47033
[INFO] running `Command { std: "docker" "start" "-a" "703befbe42daea21833e0fb4156f0e82171d56eb10b120aea6423acc9af47033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "703befbe42daea21833e0fb4156f0e82171d56eb10b120aea6423acc9af47033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703befbe42daea21833e0fb4156f0e82171d56eb10b120aea6423acc9af47033", kill_on_drop: false }`
[INFO] [stdout] 703befbe42daea21833e0fb4156f0e82171d56eb10b120aea6423acc9af47033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 256a4a393163dd8c5289ce74f2ed9f5bad2d028a9626991bff225176da7d49e7
[INFO] running `Command { std: "docker" "start" "-a" "256a4a393163dd8c5289ce74f2ed9f5bad2d028a9626991bff225176da7d49e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling webpki-roots v1.0.3
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling rustls-webpki v0.103.7
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling serde_with_macros v3.15.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_with v3.15.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling serde_fmt v1.0.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde-bool v0.1.4
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling faststr v0.2.32
[INFO] [stderr]    Compiling value-bag-serde1 v1.11.1
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling reqwest v0.12.24
[INFO] [stderr]    Compiling eppo_core v9.3.0
[INFO] [stderr]    Compiling eppo v5.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `eppo_core::background::BackgroundThread::graceful_shutdown`
[INFO] [stdout]    --> src/poller.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |         self.thread.graceful_shutdown();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.95s
[INFO] running `Command { std: "docker" "inspect" "256a4a393163dd8c5289ce74f2ed9f5bad2d028a9626991bff225176da7d49e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256a4a393163dd8c5289ce74f2ed9f5bad2d028a9626991bff225176da7d49e7", kill_on_drop: false }`
[INFO] [stdout] 256a4a393163dd8c5289ce74f2ed9f5bad2d028a9626991bff225176da7d49e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0a1f327f40248fa5640398db60be57fb036fe4e5ad17b6cf26a3c0e2c2b366d
[INFO] running `Command { std: "docker" "start" "-a" "f0a1f327f40248fa5640398db60be57fb036fe4e5ad17b6cf26a3c0e2c2b366d", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stdout] warning: use of deprecated method `eppo_core::background::BackgroundThread::graceful_shutdown`
[INFO] [stdout]    --> src/poller.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |         self.thread.graceful_shutdown();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling eppo v5.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `eppo_core::background::BackgroundThread::graceful_shutdown`
[INFO] [stdout]    --> src/poller.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |         self.thread.graceful_shutdown();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "f0a1f327f40248fa5640398db60be57fb036fe4e5ad17b6cf26a3c0e2c2b366d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a1f327f40248fa5640398db60be57fb036fe4e5ad17b6cf26a3c0e2c2b366d", kill_on_drop: false }`
[INFO] [stdout] f0a1f327f40248fa5640398db60be57fb036fe4e5ad17b6cf26a3c0e2c2b366d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ee6826abe2ac60d2103902e0317d86c1b81abd63a1b16ebd19723dc280eded1
[INFO] running `Command { std: "docker" "start" "-a" "0ee6826abe2ac60d2103902e0317d86c1b81abd63a1b16ebd19723dc280eded1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `eppo_core::background::BackgroundThread::graceful_shutdown`
[INFO] [stderr]    --> src/poller.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |         self.thread.graceful_shutdown();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `eppo` (lib) generated 1 warning
[INFO] [stderr] warning: `eppo` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eppo-c6d0a27105c37ace)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests eppo
[INFO] [stdout] test client::tests::returns_none_while_no_configuration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/client.rs - client::Client<'a>::get_boolean_assignment (line 264) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client<'a>::get_integer_assignment (line 178) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client<'a>::get_numeric_assignment (line 221) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client<'a>::get_assignment (line 94) - compile ... ok
[INFO] [stdout] test src/assignment_logger.rs - assignment_logger::AssignmentLogger::log_assignment (line 14) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client<'a>::get_string_assignment (line 135) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client (line 31) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client<'a>::get_json_assignment (line 307) - compile ... ok
[INFO] [stdout] test src/poller.rs - poller::PollerThread::shutdown (line 162) ... ok
[INFO] [stdout] test src/poller.rs - poller::PollerThread::wait_for_configuration_timeout (line 125) ... ok
[INFO] [stdout] test src/config.rs - config::ClientConfig<'a>::to_client (line 62) ... ok
[INFO] [stdout] test src/poller.rs - poller::PollerThread::wait_for_configuration (line 89) ... ok
[INFO] [stdout] test src/config.rs - config::ClientConfig (line 6) ... ok
[INFO] [stdout] test src/client.rs - client::Client<'a>::new (line 45) ... ok
[INFO] [stdout] test src/config.rs - config::ClientConfig<'a>::assignment_logger (line 37) ... ok
[INFO] [stdout] test src/config.rs - config::ClientConfig<'a>::from_api_key (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ee6826abe2ac60d2103902e0317d86c1b81abd63a1b16ebd19723dc280eded1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee6826abe2ac60d2103902e0317d86c1b81abd63a1b16ebd19723dc280eded1", kill_on_drop: false }`
[INFO] [stdout] 0ee6826abe2ac60d2103902e0317d86c1b81abd63a1b16ebd19723dc280eded1