[INFO] fetching crate krait-engine 0.1.3...
[INFO] testing krait-engine-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate krait-engine 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate krait-engine 0.1.3
[INFO] finished tweaking crates.io crate krait-engine 0.1.3
[INFO] tweaked toml for crates.io crate krait-engine 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate krait-engine 0.1.3 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]     Blocking waiting for file lock on package cache
[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] ed5373b5cd567edfe22689885198eb574d4a3b44fe80791e78d2c53fb8192d86
[INFO] running `Command { std: "docker" "start" "-a" "ed5373b5cd567edfe22689885198eb574d4a3b44fe80791e78d2c53fb8192d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed5373b5cd567edfe22689885198eb574d4a3b44fe80791e78d2c53fb8192d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5373b5cd567edfe22689885198eb574d4a3b44fe80791e78d2c53fb8192d86", kill_on_drop: false }`
[INFO] [stdout] ed5373b5cd567edfe22689885198eb574d4a3b44fe80791e78d2c53fb8192d86
[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] 68649a97679274f18fb96d93b1cee49de1b1e73ec65ae22d97766b0e9efcd276
[INFO] running `Command { std: "docker" "start" "-a" "68649a97679274f18fb96d93b1cee49de1b1e73ec65ae22d97766b0e9efcd276", kill_on_drop: false }`
[INFO] [stderr]    Compiling krait-engine v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "68649a97679274f18fb96d93b1cee49de1b1e73ec65ae22d97766b0e9efcd276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68649a97679274f18fb96d93b1cee49de1b1e73ec65ae22d97766b0e9efcd276", kill_on_drop: false }`
[INFO] [stdout] 68649a97679274f18fb96d93b1cee49de1b1e73ec65ae22d97766b0e9efcd276
[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] 9360080a37f7a38b307809bf014ff56811088aee6f0662c0abb8bc7f512be561
[INFO] running `Command { std: "docker" "start" "-a" "9360080a37f7a38b307809bf014ff56811088aee6f0662c0abb8bc7f512be561", kill_on_drop: false }`
[INFO] [stderr]    Compiling krait-engine v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "9360080a37f7a38b307809bf014ff56811088aee6f0662c0abb8bc7f512be561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9360080a37f7a38b307809bf014ff56811088aee6f0662c0abb8bc7f512be561", kill_on_drop: false }`
[INFO] [stdout] 9360080a37f7a38b307809bf014ff56811088aee6f0662c0abb8bc7f512be561
[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] 9c44e5ffd7a3475c1005e8682dcf03bfa8a8e2baeca5e3a1f3dac32d0aa2cedb
[INFO] running `Command { std: "docker" "start" "-a" "9c44e5ffd7a3475c1005e8682dcf03bfa8a8e2baeca5e3a1f3dac32d0aa2cedb", 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/krait_engine-580d070bd2622476)
[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 krait_engine
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c44e5ffd7a3475c1005e8682dcf03bfa8a8e2baeca5e3a1f3dac32d0aa2cedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c44e5ffd7a3475c1005e8682dcf03bfa8a8e2baeca5e3a1f3dac32d0aa2cedb", kill_on_drop: false }`
[INFO] [stdout] 9c44e5ffd7a3475c1005e8682dcf03bfa8a8e2baeca5e3a1f3dac32d0aa2cedb