[INFO] fetching crate futures-sink 0.3.31...
[INFO] testing futures-sink-0.3.31 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate futures-sink 0.3.31 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate futures-sink 0.3.31
[INFO] finished tweaking crates.io crate futures-sink 0.3.31
[INFO] tweaked toml for crates.io crate futures-sink 0.3.31 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-sink 0.3.31 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] 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7c606675c376b2750facdf4b6f769779a56104e21079f54558c5d447ef0fb1e6
[INFO] running `Command { std: "docker" "start" "-a" "7c606675c376b2750facdf4b6f769779a56104e21079f54558c5d447ef0fb1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c606675c376b2750facdf4b6f769779a56104e21079f54558c5d447ef0fb1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c606675c376b2750facdf4b6f769779a56104e21079f54558c5d447ef0fb1e6", kill_on_drop: false }`
[INFO] [stdout] 7c606675c376b2750facdf4b6f769779a56104e21079f54558c5d447ef0fb1e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a01b8c900fcef8ae457631057de940889ae23d06a382b123a7b3ad114b3024c9
[INFO] running `Command { std: "docker" "start" "-a" "a01b8c900fcef8ae457631057de940889ae23d06a382b123a7b3ad114b3024c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "a01b8c900fcef8ae457631057de940889ae23d06a382b123a7b3ad114b3024c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01b8c900fcef8ae457631057de940889ae23d06a382b123a7b3ad114b3024c9", kill_on_drop: false }`
[INFO] [stdout] a01b8c900fcef8ae457631057de940889ae23d06a382b123a7b3ad114b3024c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c02a203fde59874fdc2669d63ca4f4aed59ff54d004acf2549aa7229648cd37f
[INFO] running `Command { std: "docker" "start" "-a" "c02a203fde59874fdc2669d63ca4f4aed59ff54d004acf2549aa7229648cd37f", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "c02a203fde59874fdc2669d63ca4f4aed59ff54d004acf2549aa7229648cd37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02a203fde59874fdc2669d63ca4f4aed59ff54d004acf2549aa7229648cd37f", kill_on_drop: false }`
[INFO] [stdout] c02a203fde59874fdc2669d63ca4f4aed59ff54d004acf2549aa7229648cd37f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 46480fa9437d6ab95cbc1ad2defca0855760b023c51b3091976df889a4068e50
[INFO] running `Command { std: "docker" "start" "-a" "46480fa9437d6ab95cbc1ad2defca0855760b023c51b3091976df889a4068e50", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_sink-1e416419065722e7)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures_sink
[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" "46480fa9437d6ab95cbc1ad2defca0855760b023c51b3091976df889a4068e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46480fa9437d6ab95cbc1ad2defca0855760b023c51b3091976df889a4068e50", kill_on_drop: false }`
[INFO] [stdout] 46480fa9437d6ab95cbc1ad2defca0855760b023c51b3091976df889a4068e50