[INFO] fetching crate lw 0.6.7...
[INFO] testing lw-0.6.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lw 0.6.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate lw 0.6.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lw 0.6.7
[INFO] finished tweaking crates.io crate lw 0.6.7
[INFO] tweaked toml for crates.io crate lw 0.6.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate lw 0.6.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d23b5e67e96f8693f4525a3bf08bb4fbde7172eee3c655f7ca1a4bcf2b28be6
[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" "6d23b5e67e96f8693f4525a3bf08bb4fbde7172eee3c655f7ca1a4bcf2b28be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d23b5e67e96f8693f4525a3bf08bb4fbde7172eee3c655f7ca1a4bcf2b28be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d23b5e67e96f8693f4525a3bf08bb4fbde7172eee3c655f7ca1a4bcf2b28be6", kill_on_drop: false }`
[INFO] [stdout] 6d23b5e67e96f8693f4525a3bf08bb4fbde7172eee3c655f7ca1a4bcf2b28be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abc3751a6aba86fbc20f884cef6e4c3a036123f4f6e8b887a505aa8360580a6
[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" "3abc3751a6aba86fbc20f884cef6e4c3a036123f4f6e8b887a505aa8360580a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling nanoserde-derive v0.1.14
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling nanoserde v0.1.22
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling kqueue2-sys v0.1.5
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.21
[INFO] [stdout] error[E0412]: cannot find type `EventFilter` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kqueue2-sys-0.1.5/src/lib.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub filter: EventFilter,
[INFO] [stdout]    |                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventFlag` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kqueue2-sys-0.1.5/src/lib.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub flags: EventFlag,
[INFO] [stdout]    |                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `FilterFlag` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kqueue2-sys-0.1.5/src/lib.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fflags: FilterFlag,
[INFO] [stdout]    |                 ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kqueue2-sys` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3abc3751a6aba86fbc20f884cef6e4c3a036123f4f6e8b887a505aa8360580a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abc3751a6aba86fbc20f884cef6e4c3a036123f4f6e8b887a505aa8360580a6", kill_on_drop: false }`
[INFO] [stdout] 3abc3751a6aba86fbc20f884cef6e4c3a036123f4f6e8b887a505aa8360580a6