[INFO] fetching crate rfs-runner 0.1.4...
[INFO] testing rfs-runner-0.1.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rfs-runner 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rfs-runner 0.1.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rfs-runner 0.1.4
[INFO] tweaked toml for crates.io crate rfs-runner 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rfs-runner 0.1.4 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 rfs-runner 0.1.4 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f21ad318307842e98a73f21406b07c16242598b80340e1ff80621686f0bad91
[INFO] running `Command { std: "docker" "start" "-a" "4f21ad318307842e98a73f21406b07c16242598b80340e1ff80621686f0bad91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f21ad318307842e98a73f21406b07c16242598b80340e1ff80621686f0bad91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f21ad318307842e98a73f21406b07c16242598b80340e1ff80621686f0bad91", kill_on_drop: false }`
[INFO] [stdout] 4f21ad318307842e98a73f21406b07c16242598b80340e1ff80621686f0bad91
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91bc6e165578ae4f93113835cd8a9d3c05256f311755028ff3f51ba1de5a8586
[INFO] running `Command { std: "docker" "start" "-a" "91bc6e165578ae4f93113835cd8a9d3c05256f311755028ff3f51ba1de5a8586", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling rfs-runner v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `Command { std: "docker" "inspect" "91bc6e165578ae4f93113835cd8a9d3c05256f311755028ff3f51ba1de5a8586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91bc6e165578ae4f93113835cd8a9d3c05256f311755028ff3f51ba1de5a8586", kill_on_drop: false }`
[INFO] [stdout] 91bc6e165578ae4f93113835cd8a9d3c05256f311755028ff3f51ba1de5a8586
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f808cb33442e2956233e0aa332f3a0e3b707cbf721fcaa306f790ec4ba013de
[INFO] running `Command { std: "docker" "start" "-a" "4f808cb33442e2956233e0aa332f3a0e3b707cbf721fcaa306f790ec4ba013de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.0
[INFO] [stderr]    Compiling cc v1.2.22
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling hostname v0.4.1
[INFO] [stderr]    Compiling quoted_printable v0.5.1
[INFO] [stderr]    Compiling email_address v0.2.9
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling openssl-sys v0.9.108
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling email-encoding v0.4.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling chumsky v0.9.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.0
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling lettre v0.11.15
[INFO] [stderr]    Compiling rfs-runner v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.20s
[INFO] running `Command { std: "docker" "inspect" "4f808cb33442e2956233e0aa332f3a0e3b707cbf721fcaa306f790ec4ba013de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f808cb33442e2956233e0aa332f3a0e3b707cbf721fcaa306f790ec4ba013de", kill_on_drop: false }`
[INFO] [stdout] 4f808cb33442e2956233e0aa332f3a0e3b707cbf721fcaa306f790ec4ba013de
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7970eec5a2f2a4bf81661901c34f9c1d694d397b7787d2e52b126e6b1171c3d1
[INFO] running `Command { std: "docker" "start" "-a" "7970eec5a2f2a4bf81661901c34f9c1d694d397b7787d2e52b126e6b1171c3d1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rfs_runner-59078b9a6a217718)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test worker_handle::test::test_build ... ok
[INFO] [stdout] test worker_handle::test::test_capture_owned_var ... ok
[INFO] [stdout] test worker_pool::test::worker_pool_should_not_be_sync ... ok
[INFO] [stderr]    Doc-tests rfs_runner
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/worker_pool.rs - worker_pool (line 8) - compile ... 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] all doctests ran in 1.31s; merged doctests compilation took 1.30s
[INFO] running `Command { std: "docker" "inspect" "7970eec5a2f2a4bf81661901c34f9c1d694d397b7787d2e52b126e6b1171c3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7970eec5a2f2a4bf81661901c34f9c1d694d397b7787d2e52b126e6b1171c3d1", kill_on_drop: false }`
[INFO] [stdout] 7970eec5a2f2a4bf81661901c34f9c1d694d397b7787d2e52b126e6b1171c3d1
