[INFO] fetching crate r2u2_cli 4.0.0...
[INFO] testing r2u2_cli-4.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate r2u2_cli 4.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate r2u2_cli 4.0.0
[INFO] finished tweaking crates.io crate r2u2_cli 4.0.0
[INFO] tweaked toml for crates.io crate r2u2_cli 4.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r2u2_cli 4.0.0 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] crate crates.io crate r2u2_cli 4.0.0 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-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] 0a8d4acbc4314b7881780f3bce97b4df83f6320613316bb814b2d7f99600383a
[INFO] running `Command { std: "docker" "start" "-a" "0a8d4acbc4314b7881780f3bce97b4df83f6320613316bb814b2d7f99600383a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a8d4acbc4314b7881780f3bce97b4df83f6320613316bb814b2d7f99600383a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a8d4acbc4314b7881780f3bce97b4df83f6320613316bb814b2d7f99600383a", kill_on_drop: false }`
[INFO] [stdout] 0a8d4acbc4314b7881780f3bce97b4df83f6320613316bb814b2d7f99600383a
[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] 30ef01f6d73d92e181db74ef7fdb4bcd6ca551247a418fb2a6d6ac3e423a50a6
[INFO] running `Command { std: "docker" "start" "-a" "30ef01f6d73d92e181db74ef7fdb4bcd6ca551247a418fb2a6d6ac3e423a50a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling pyo3-build-config v0.24.2
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling pyo3-macros-backend v0.24.2
[INFO] [stderr]    Compiling pyo3-ffi v0.24.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling pyo3 v0.24.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling fixedstr v0.5.9
[INFO] [stderr]    Compiling srfng v1.0.1
[INFO] [stderr]    Compiling const_env_impl v0.1.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling const_env v0.1.2
[INFO] [stderr]    Compiling r2u2_core v4.0.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling pyo3-macros v0.24.2
[INFO] [stderr]    Compiling r2u2_cli v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.82s
[INFO] running `Command { std: "docker" "inspect" "30ef01f6d73d92e181db74ef7fdb4bcd6ca551247a418fb2a6d6ac3e423a50a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ef01f6d73d92e181db74ef7fdb4bcd6ca551247a418fb2a6d6ac3e423a50a6", kill_on_drop: false }`
[INFO] [stdout] 30ef01f6d73d92e181db74ef7fdb4bcd6ca551247a418fb2a6d6ac3e423a50a6
[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] 8a1cb5f134b1a864a4a419be9699ffc3484c36969feed1cd68fc7e7e15cfc452
[INFO] running `Command { std: "docker" "start" "-a" "8a1cb5f134b1a864a4a419be9699ffc3484c36969feed1cd68fc7e7e15cfc452", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "8a1cb5f134b1a864a4a419be9699ffc3484c36969feed1cd68fc7e7e15cfc452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1cb5f134b1a864a4a419be9699ffc3484c36969feed1cd68fc7e7e15cfc452", kill_on_drop: false }`
[INFO] [stdout] 8a1cb5f134b1a864a4a419be9699ffc3484c36969feed1cd68fc7e7e15cfc452
[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] bef0aaf8adc2d53a85bbc5574cc17c3933671809ad5feb9df16567a1fb643ba1
[INFO] running `Command { std: "docker" "start" "-a" "bef0aaf8adc2d53a85bbc5574cc17c3933671809ad5feb9df16567a1fb643ba1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "bef0aaf8adc2d53a85bbc5574cc17c3933671809ad5feb9df16567a1fb643ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef0aaf8adc2d53a85bbc5574cc17c3933671809ad5feb9df16567a1fb643ba1", kill_on_drop: false }`
[INFO] [stdout] bef0aaf8adc2d53a85bbc5574cc17c3933671809ad5feb9df16567a1fb643ba1