[INFO] fetching crate peepmatic 0.78.0...
[INFO] testing peepmatic-0.78.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate peepmatic 0.78.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate peepmatic 0.78.0 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 peepmatic 0.78.0
[INFO] finished tweaking crates.io crate peepmatic 0.78.0
[INFO] tweaked toml for crates.io crate peepmatic 0.78.0 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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca4176f90b68bd85f26ae77f895f2f8bfd0a2aafa5ca60ccbe60a4b2e8bd3305
[INFO] running `Command { std: "docker" "start" "-a" "ca4176f90b68bd85f26ae77f895f2f8bfd0a2aafa5ca60ccbe60a4b2e8bd3305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca4176f90b68bd85f26ae77f895f2f8bfd0a2aafa5ca60ccbe60a4b2e8bd3305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4176f90b68bd85f26ae77f895f2f8bfd0a2aafa5ca60ccbe60a4b2e8bd3305", kill_on_drop: false }`
[INFO] [stdout] ca4176f90b68bd85f26ae77f895f2f8bfd0a2aafa5ca60ccbe60a4b2e8bd3305
[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] [stdout] 379b0adb6afa420b719c6808986d3969e74a3793a268e87a8965868ba749a6da
[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" "379b0adb6afa420b719c6808986d3969e74a3793a268e87a8965868ba749a6da", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling peepmatic-traits v0.78.0
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling z3-sys v0.6.3
[INFO] [stderr]    Compiling wast v38.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling peepmatic-macro v0.78.0
[INFO] [stderr] error: could not compile `wast`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wast --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wast-38.0.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="wasm-module"' -C metadata=912ec6ba0e1a03a1 -C extra-filename=-912ec6ba0e1a03a1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern leb128=/opt/rustwide/target/debug/deps/libleb128-23545b5101c90c9e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "379b0adb6afa420b719c6808986d3969e74a3793a268e87a8965868ba749a6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379b0adb6afa420b719c6808986d3969e74a3793a268e87a8965868ba749a6da", kill_on_drop: false }`
[INFO] [stdout] 379b0adb6afa420b719c6808986d3969e74a3793a268e87a8965868ba749a6da