[INFO] fetching crate bdecode 0.1.0...
[INFO] testing bdecode-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate bdecode 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bdecode 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bdecode 0.1.0
[INFO] finished tweaking crates.io crate bdecode 0.1.0
[INFO] tweaked toml for crates.io crate bdecode 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded criterion-cycles-per-byte v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b10d569b744e050d07aa4b9b966b1b6e34728a7e79bacbfa256653a96aeed0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1b10d569b744e050d07aa4b9b966b1b6e34728a7e79bacbfa256653a96aeed0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b10d569b744e050d07aa4b9b966b1b6e34728a7e79bacbfa256653a96aeed0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b10d569b744e050d07aa4b9b966b1b6e34728a7e79bacbfa256653a96aeed0f", kill_on_drop: false }`
[INFO] [stdout] 1b10d569b744e050d07aa4b9b966b1b6e34728a7e79bacbfa256653a96aeed0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d8e93cdf3989e7a236205445c6eda87bd41d0cdd2ac9b8e549190430af44fe7
[INFO] running `Command { std: "docker" "start" "-a" "4d8e93cdf3989e7a236205445c6eda87bd41d0cdd2ac9b8e549190430af44fe7", kill_on_drop: false }`
[INFO] [stderr] Compiling memchr v2.4.1
[INFO] [stderr] Compiling bdecode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cached_lookup`
[INFO] [stdout] --> src/lib.rs:575:5
[INFO] [stdout] |
[INFO] [stdout] 575 | cached_lookup: Cell