[INFO] fetching crate thesis 0.7.0...
[INFO] testing thesis-0.7.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate thesis 0.7.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate thesis 0.7.0
[INFO] finished tweaking crates.io crate thesis 0.7.0
[INFO] tweaked toml for crates.io crate thesis 0.7.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thesis 0.7.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[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] 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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 274ce412e5dc35e817b6fa9fd37e568c829007810a4105f877e644cbd90b6d0f
[INFO] running `Command { std: "docker" "start" "-a" "274ce412e5dc35e817b6fa9fd37e568c829007810a4105f877e644cbd90b6d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "274ce412e5dc35e817b6fa9fd37e568c829007810a4105f877e644cbd90b6d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274ce412e5dc35e817b6fa9fd37e568c829007810a4105f877e644cbd90b6d0f", kill_on_drop: false }`
[INFO] [stdout] 274ce412e5dc35e817b6fa9fd37e568c829007810a4105f877e644cbd90b6d0f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 441e2bd39f84666bf81d2e1c30d33dee54b18e0ad574840a8bb8d56bc88dd844
[INFO] running `Command { std: "docker" "start" "-a" "441e2bd39f84666bf81d2e1c30d33dee54b18e0ad574840a8bb8d56bc88dd844", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling metrics v0.24.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling thesis v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `Command { std: "docker" "inspect" "441e2bd39f84666bf81d2e1c30d33dee54b18e0ad574840a8bb8d56bc88dd844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441e2bd39f84666bf81d2e1c30d33dee54b18e0ad574840a8bb8d56bc88dd844", kill_on_drop: false }`
[INFO] [stdout] 441e2bd39f84666bf81d2e1c30d33dee54b18e0ad574840a8bb8d56bc88dd844
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11efd5a50074a4f7d3dd043c17983795c122ec0e747fa36d2d57d02413b502c1
[INFO] running `Command { std: "docker" "start" "-a" "11efd5a50074a4f7d3dd043c17983795c122ec0e747fa36d2d57d02413b502c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling thesis v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "11efd5a50074a4f7d3dd043c17983795c122ec0e747fa36d2d57d02413b502c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11efd5a50074a4f7d3dd043c17983795c122ec0e747fa36d2d57d02413b502c1", kill_on_drop: false }`
[INFO] [stdout] 11efd5a50074a4f7d3dd043c17983795c122ec0e747fa36d2d57d02413b502c1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75f5c8e7c8d21b44bd380e8c7c561a143e1ed8918f7f00e0b3045b662050ff72
[INFO] running `Command { std: "docker" "start" "-a" "75f5c8e7c8d21b44bd380e8c7c561a143e1ed8918f7f00e0b3045b662050ff72", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thesis-fe0de9ab402527b4)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test experiment::tests::it_calls_mismatch_when_control_errs_and_experiment_is_ok ... ok
[INFO] [stdout] test experiment::tests::it_falls_back_to_control_when_experimental_fails ... ok
[INFO] [stdout] test experiment::tests::it_resolves_conflict_with_mismatch ... ok
[INFO] [stdout] test experiment::tests::it_runs_experimental_result_and_ignores_control ... ok
[INFO] [stdout] test experiment::tests::it_works_with_non_partialeq_errs ... ok
[INFO] [stdout] test experiment::tests::it_works_with_results ... ok
[INFO] [stdout] test experiment::tests::test_experiment_is_send ... ok
[INFO] [stdout] test experiment::tests::it_runs_experimental_and_ignores_control ... ok
[INFO] [stdout] test experiment::tests::it_rolls_out_correctly ... ok
[INFO] [stderr]    Doc-tests thesis
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75f5c8e7c8d21b44bd380e8c7c561a143e1ed8918f7f00e0b3045b662050ff72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f5c8e7c8d21b44bd380e8c7c561a143e1ed8918f7f00e0b3045b662050ff72", kill_on_drop: false }`
[INFO] [stdout] 75f5c8e7c8d21b44bd380e8c7c561a143e1ed8918f7f00e0b3045b662050ff72