[INFO] fetching crate rl-core 1.18.0...
[INFO] testing rl-core-1.18.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rl-core 1.18.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rl-core 1.18.0
[INFO] finished tweaking crates.io crate rl-core 1.18.0
[INFO] tweaked toml for crates.io crate rl-core 1.18.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rl-core 1.18.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rl-core 1.18.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d153a49e8775f87a4d1029731e19657c68d82e332ecf44797dda53eb719ef5f
[INFO] running `Command { std: "docker" "start" "-a" "8d153a49e8775f87a4d1029731e19657c68d82e332ecf44797dda53eb719ef5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d153a49e8775f87a4d1029731e19657c68d82e332ecf44797dda53eb719ef5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d153a49e8775f87a4d1029731e19657c68d82e332ecf44797dda53eb719ef5f", kill_on_drop: false }`
[INFO] [stdout] 8d153a49e8775f87a4d1029731e19657c68d82e332ecf44797dda53eb719ef5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7d12596f5b8bbb9f9c803b2e2b77d8dcaa9d893cc294cffa84570c993793e5f
[INFO] running `Command { std: "docker" "start" "-a" "d7d12596f5b8bbb9f9c803b2e2b77d8dcaa9d893cc294cffa84570c993793e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rl-core v1.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "d7d12596f5b8bbb9f9c803b2e2b77d8dcaa9d893cc294cffa84570c993793e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d12596f5b8bbb9f9c803b2e2b77d8dcaa9d893cc294cffa84570c993793e5f", kill_on_drop: false }`
[INFO] [stdout] d7d12596f5b8bbb9f9c803b2e2b77d8dcaa9d893cc294cffa84570c993793e5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f76cf68a5acfa992f1c084d9f8d6cdd5599fddf6a3441dfd426791979785de19
[INFO] running `Command { std: "docker" "start" "-a" "f76cf68a5acfa992f1c084d9f8d6cdd5599fddf6a3441dfd426791979785de19", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rl-core v1.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: extern crate `serde_json` is unused in crate `rl_core`
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the dependency or add `use serde_json as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 26 |     unused_crate_dependencies,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.91s
[INFO] running `Command { std: "docker" "inspect" "f76cf68a5acfa992f1c084d9f8d6cdd5599fddf6a3441dfd426791979785de19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f76cf68a5acfa992f1c084d9f8d6cdd5599fddf6a3441dfd426791979785de19", kill_on_drop: false }`
[INFO] [stdout] f76cf68a5acfa992f1c084d9f8d6cdd5599fddf6a3441dfd426791979785de19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a22ac5865be3e8a57aecb0116c3d134fba780e1d70b4e0fb997d69c2b86154a9
[INFO] running `Command { std: "docker" "start" "-a" "a22ac5865be3e8a57aecb0116c3d134fba780e1d70b4e0fb997d69c2b86154a9", kill_on_drop: false }`
[INFO] [stderr] warning: extern crate `serde_json` is unused in crate `rl_core`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 25 tests
[INFO] [stderr]    = help: remove the dependency or add `use serde_json as _;` to the crate root
[INFO] [stdout] test tracker_test::test_acquire_overflow ... ok
[INFO] [stderr] note: the lint level is defined here
[INFO] [stdout] test tracker_test::test_add_capacity ... ok
[INFO] [stderr]   --> src/lib.rs:26:2
[INFO] [stdout] test tracker_test::test_add_capacity_overflow ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tracker_test::test_disabled_acquire_range ... ok
[INFO] [stderr] 26 |     unused_crate_dependencies,
[INFO] [stdout] test tracker_test::test_disabled_acquire_up_to ... ok
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test tracker_test::test_disabled_add_capacity ... ok
[INFO] [stderr] 
[INFO] [stdout] test tracker_test::test_disabled_empty ... ok
[INFO] [stderr] warning: `rl-core` (lib test) generated 1 warning
[INFO] [stdout] test tracker_test::test_disabled_overfull ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] test tracker_test::test_force_acquire ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rl_core-bbb1961b996f55a3)
[INFO] [stdout] test tracker_test::test_rate_limit_acquire_range_zero ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_active_acquire ... ok
[INFO] [stdout] test tracker_test::test_add_capacity_stale ... ok
[INFO] [stdout] test tracker_test::test_overfull ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_active_capacity ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_fresh ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_slow ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_acquire_up_to ... ok
[INFO] [stdout] test tracker_test::test_negative_capacity ... ok
[INFO] [stdout] test tracker_test::test_simplify ... ok
[INFO] [stdout] test tracker_test::test_with_capacity ... ok
[INFO] [stdout] test tracker_test::test_unlimited ... ok
[INFO] [stdout] test tracker_time_test::test_time_now ... ok
[INFO] [stdout] test tracker_test::test_with_limited_capacity ... ok
[INFO] [stdout] test tracker_test::test_add_limited_capacity ... ok
[INFO] [stdout] test tracker_test::test_disabled_full ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rl_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a22ac5865be3e8a57aecb0116c3d134fba780e1d70b4e0fb997d69c2b86154a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a22ac5865be3e8a57aecb0116c3d134fba780e1d70b4e0fb997d69c2b86154a9", kill_on_drop: false }`
[INFO] [stdout] a22ac5865be3e8a57aecb0116c3d134fba780e1d70b4e0fb997d69c2b86154a9
