[INFO] fetching crate drawbridge-byte 0.4.2...
[INFO] testing drawbridge-byte-0.4.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate drawbridge-byte 0.4.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate drawbridge-byte 0.4.2
[INFO] finished tweaking crates.io crate drawbridge-byte 0.4.2
[INFO] tweaked toml for crates.io crate drawbridge-byte 0.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate drawbridge-byte 0.4.2 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9ddd5f980c20ca2e14df7c62792fe8f90369740c1ea9fed23f79aac6863335b
[INFO] running `Command { std: "docker" "start" "-a" "e9ddd5f980c20ca2e14df7c62792fe8f90369740c1ea9fed23f79aac6863335b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9ddd5f980c20ca2e14df7c62792fe8f90369740c1ea9fed23f79aac6863335b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ddd5f980c20ca2e14df7c62792fe8f90369740c1ea9fed23f79aac6863335b", kill_on_drop: false }`
[INFO] [stdout] e9ddd5f980c20ca2e14df7c62792fe8f90369740c1ea9fed23f79aac6863335b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7dd4574f78662d4728e49cd7b54b9b4d7090d2d9eb5241fb244ab86404916b
[INFO] running `Command { std: "docker" "start" "-a" "3f7dd4574f78662d4728e49cd7b54b9b4d7090d2d9eb5241fb244ab86404916b", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling drawbridge-byte v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "3f7dd4574f78662d4728e49cd7b54b9b4d7090d2d9eb5241fb244ab86404916b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7dd4574f78662d4728e49cd7b54b9b4d7090d2d9eb5241fb244ab86404916b", kill_on_drop: false }`
[INFO] [stdout] 3f7dd4574f78662d4728e49cd7b54b9b4d7090d2d9eb5241fb244ab86404916b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 700a58605ff77edf3568f38e9b264dbad6c795d5f48d3df5f4b733cbf71fc366
[INFO] running `Command { std: "docker" "start" "-a" "700a58605ff77edf3568f38e9b264dbad6c795d5f48d3df5f4b733cbf71fc366", kill_on_drop: false }`
[INFO] [stderr]    Compiling drawbridge-byte v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "700a58605ff77edf3568f38e9b264dbad6c795d5f48d3df5f4b733cbf71fc366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700a58605ff77edf3568f38e9b264dbad6c795d5f48d3df5f4b733cbf71fc366", kill_on_drop: false }`
[INFO] [stdout] 700a58605ff77edf3568f38e9b264dbad6c795d5f48d3df5f4b733cbf71fc366
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d8c3e3a48c3f6387394cc5a89c1bceb96be94b4cefafdd77224d791707fb468
[INFO] running `Command { std: "docker" "start" "-a" "5d8c3e3a48c3f6387394cc5a89c1bceb96be94b4cefafdd77224d791707fb468", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/drawbridge_byte-6d58034b64732710)
[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 drawbridge_byte
[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" "5d8c3e3a48c3f6387394cc5a89c1bceb96be94b4cefafdd77224d791707fb468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8c3e3a48c3f6387394cc5a89c1bceb96be94b4cefafdd77224d791707fb468", kill_on_drop: false }`
[INFO] [stdout] 5d8c3e3a48c3f6387394cc5a89c1bceb96be94b4cefafdd77224d791707fb468