[INFO] fetching crate datagram 0.0.2...
[INFO] testing datagram-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate datagram 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate datagram 0.0.2
[INFO] finished tweaking crates.io crate datagram 0.0.2
[INFO] tweaked toml for crates.io crate datagram 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate datagram 0.0.2 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] f6120580e7ffadd3f3eead3a36f7985e18eadda867471d442a8b2bbe07f60034
[INFO] running `Command { std: "docker" "start" "-a" "f6120580e7ffadd3f3eead3a36f7985e18eadda867471d442a8b2bbe07f60034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6120580e7ffadd3f3eead3a36f7985e18eadda867471d442a8b2bbe07f60034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6120580e7ffadd3f3eead3a36f7985e18eadda867471d442a8b2bbe07f60034", kill_on_drop: false }`
[INFO] [stdout] f6120580e7ffadd3f3eead3a36f7985e18eadda867471d442a8b2bbe07f60034
[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] 09d873c06d7ec9926ed72edcc567a1cf7b87ba07605a318c46e65f4223c02d84
[INFO] running `Command { std: "docker" "start" "-a" "09d873c06d7ec9926ed72edcc567a1cf7b87ba07605a318c46e65f4223c02d84", kill_on_drop: false }`
[INFO] [stderr]    Compiling datagram v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "09d873c06d7ec9926ed72edcc567a1cf7b87ba07605a318c46e65f4223c02d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d873c06d7ec9926ed72edcc567a1cf7b87ba07605a318c46e65f4223c02d84", kill_on_drop: false }`
[INFO] [stdout] 09d873c06d7ec9926ed72edcc567a1cf7b87ba07605a318c46e65f4223c02d84
[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] cb241c7d13a67d387146b2fe33fbc229429fed2f613bdbde2a2088013bd16f19
[INFO] running `Command { std: "docker" "start" "-a" "cb241c7d13a67d387146b2fe33fbc229429fed2f613bdbde2a2088013bd16f19", kill_on_drop: false }`
[INFO] [stderr]    Compiling datagram v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "cb241c7d13a67d387146b2fe33fbc229429fed2f613bdbde2a2088013bd16f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb241c7d13a67d387146b2fe33fbc229429fed2f613bdbde2a2088013bd16f19", kill_on_drop: false }`
[INFO] [stdout] cb241c7d13a67d387146b2fe33fbc229429fed2f613bdbde2a2088013bd16f19
[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] 8ae7dbf678eb55217da9914aa0032e4f0f5cf79a6e0d9ac4e7049667bc69f813
[INFO] running `Command { std: "docker" "start" "-a" "8ae7dbf678eb55217da9914aa0032e4f0f5cf79a6e0d9ac4e7049667bc69f813", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/datagram-008e88daf606403a)
[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] [stderr]    Doc-tests datagram
[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" "8ae7dbf678eb55217da9914aa0032e4f0f5cf79a6e0d9ac4e7049667bc69f813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae7dbf678eb55217da9914aa0032e4f0f5cf79a6e0d9ac4e7049667bc69f813", kill_on_drop: false }`
[INFO] [stdout] 8ae7dbf678eb55217da9914aa0032e4f0f5cf79a6e0d9ac4e7049667bc69f813