[INFO] fetching crate reft 0.2.0...
[INFO] testing reft-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate reft 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate reft 0.2.0
[INFO] finished tweaking crates.io crate reft 0.2.0
[INFO] tweaked toml for crates.io crate reft 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reft 0.2.0 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 reft 0.2.0 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" "+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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 896cadd3bdc5a21719b100f2bfb7a26625abf2eac9cc276620ef9b2baed74626
[INFO] running `Command { std: "docker" "start" "-a" "896cadd3bdc5a21719b100f2bfb7a26625abf2eac9cc276620ef9b2baed74626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "896cadd3bdc5a21719b100f2bfb7a26625abf2eac9cc276620ef9b2baed74626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "896cadd3bdc5a21719b100f2bfb7a26625abf2eac9cc276620ef9b2baed74626", kill_on_drop: false }`
[INFO] [stdout] 896cadd3bdc5a21719b100f2bfb7a26625abf2eac9cc276620ef9b2baed74626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c2491e7fa38b98c0322cd71e044a1ff0359023d09a125df5034490482b5ca5ed
[INFO] running `Command { std: "docker" "start" "-a" "c2491e7fa38b98c0322cd71e044a1ff0359023d09a125df5034490482b5ca5ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling reft v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "c2491e7fa38b98c0322cd71e044a1ff0359023d09a125df5034490482b5ca5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2491e7fa38b98c0322cd71e044a1ff0359023d09a125df5034490482b5ca5ed", kill_on_drop: false }`
[INFO] [stdout] c2491e7fa38b98c0322cd71e044a1ff0359023d09a125df5034490482b5ca5ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9457fc0e318d232170fcde2c6ee29d4de7bf89997111d59ab625454ff9861953
[INFO] running `Command { std: "docker" "start" "-a" "9457fc0e318d232170fcde2c6ee29d4de7bf89997111d59ab625454ff9861953", kill_on_drop: false }`
[INFO] [stderr]    Compiling reft v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "9457fc0e318d232170fcde2c6ee29d4de7bf89997111d59ab625454ff9861953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9457fc0e318d232170fcde2c6ee29d4de7bf89997111d59ab625454ff9861953", kill_on_drop: false }`
[INFO] [stdout] 9457fc0e318d232170fcde2c6ee29d4de7bf89997111d59ab625454ff9861953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b78b416b40ff133e4c3adb62ccbde54fda6758fee8ab5f23a7b744a4bac9001e
[INFO] running `Command { std: "docker" "start" "-a" "b78b416b40ff133e4c3adb62ccbde54fda6758fee8ab5f23a7b744a4bac9001e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reft-6d4388d94ca583d9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reft
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b78b416b40ff133e4c3adb62ccbde54fda6758fee8ab5f23a7b744a4bac9001e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b78b416b40ff133e4c3adb62ccbde54fda6758fee8ab5f23a7b744a4bac9001e", kill_on_drop: false }`
[INFO] [stdout] b78b416b40ff133e4c3adb62ccbde54fda6758fee8ab5f23a7b744a4bac9001e