[INFO] fetching crate deltas 0.0.1...
[INFO] testing deltas-0.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate deltas 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate deltas 0.0.1
[INFO] finished tweaking crates.io crate deltas 0.0.1
[INFO] tweaked toml for crates.io crate deltas 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate deltas 0.0.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 04382ad871be69562deba57fb23d2bdb3b70070117a5155647cf1cbb8a4da2bf
[INFO] running `Command { std: "docker" "start" "-a" "04382ad871be69562deba57fb23d2bdb3b70070117a5155647cf1cbb8a4da2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04382ad871be69562deba57fb23d2bdb3b70070117a5155647cf1cbb8a4da2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04382ad871be69562deba57fb23d2bdb3b70070117a5155647cf1cbb8a4da2bf", kill_on_drop: false }`
[INFO] [stdout] 04382ad871be69562deba57fb23d2bdb3b70070117a5155647cf1cbb8a4da2bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 71696933a3cf0dd9c2889c1027075e90233ac57a8337d2638634bd5a44435e4d
[INFO] running `Command { std: "docker" "start" "-a" "71696933a3cf0dd9c2889c1027075e90233ac57a8337d2638634bd5a44435e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling deltas v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "71696933a3cf0dd9c2889c1027075e90233ac57a8337d2638634bd5a44435e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71696933a3cf0dd9c2889c1027075e90233ac57a8337d2638634bd5a44435e4d", kill_on_drop: false }`
[INFO] [stdout] 71696933a3cf0dd9c2889c1027075e90233ac57a8337d2638634bd5a44435e4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2044b8d2dd1a8ca85fc34edebef68dc9d5726d2401ebf101113505701f3fdfa1
[INFO] running `Command { std: "docker" "start" "-a" "2044b8d2dd1a8ca85fc34edebef68dc9d5726d2401ebf101113505701f3fdfa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling deltas v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2044b8d2dd1a8ca85fc34edebef68dc9d5726d2401ebf101113505701f3fdfa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2044b8d2dd1a8ca85fc34edebef68dc9d5726d2401ebf101113505701f3fdfa1", kill_on_drop: false }`
[INFO] [stdout] 2044b8d2dd1a8ca85fc34edebef68dc9d5726d2401ebf101113505701f3fdfa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d2605a1cb937fe80c1fdb887ad4c23e66b8866ffa3c4521f52f47ba797387cd8
[INFO] running `Command { std: "docker" "start" "-a" "d2605a1cb937fe80c1fdb887ad4c23e66b8866ffa3c4521f52f47ba797387cd8", 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/deltas-c0bf55643d78a37f)
[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 deltas
[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" "d2605a1cb937fe80c1fdb887ad4c23e66b8866ffa3c4521f52f47ba797387cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2605a1cb937fe80c1fdb887ad4c23e66b8866ffa3c4521f52f47ba797387cd8", kill_on_drop: false }`
[INFO] [stdout] d2605a1cb937fe80c1fdb887ad4c23e66b8866ffa3c4521f52f47ba797387cd8