[INFO] fetching crate wasmi 0.10.0...
[INFO] checking wasmi-0.10.0 against master#ad0d4190facd509a5c79dce427bb7deb2824046e for pr-92472
[INFO] extracting crate wasmi 0.10.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wasmi 0.10.0 on toolchain ad0d4190facd509a5c79dce427bb7deb2824046e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking crates.io crate wasmi 0.10.0
[INFO] finished tweaking crates.io crate wasmi 0.10.0
[INFO] tweaked toml for crates.io crate wasmi 0.10.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate wasmi 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "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] 7c162ffcc53756da873473f793ee185fc37e227b7a837bbfa9f433e4471422dd
[INFO] running `Command { std: "docker" "start" "-a" "7c162ffcc53756da873473f793ee185fc37e227b7a837bbfa9f433e4471422dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c162ffcc53756da873473f793ee185fc37e227b7a837bbfa9f433e4471422dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c162ffcc53756da873473f793ee185fc37e227b7a837bbfa9f433e4471422dd", kill_on_drop: false }`
[INFO] [stdout] 7c162ffcc53756da873473f793ee185fc37e227b7a837bbfa9f433e4471422dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "check" "--frozen" "--all" "--all-targets" "--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] 7e58f989ba1123c4e20101051ffc6a43f30075436a793afaf54b025dd65cda55
[INFO] running `Command { std: "docker" "start" "-a" "7e58f989ba1123c4e20101051ffc6a43f30075436a793afaf54b025dd65cda55", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]     Checking parity-wasm v0.42.2
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]    Compiling wabt-sys v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking wasmi-validation v0.4.1
[INFO] [stderr]     Checking wasmi v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.82/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=56c549439b3d55e5 -C extra-filename=-56c549439b3d55e5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-73542db712a23dc4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-467300d4e0c3276e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --cap-lints allow --cap-lints=forbid` (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" "7e58f989ba1123c4e20101051ffc6a43f30075436a793afaf54b025dd65cda55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e58f989ba1123c4e20101051ffc6a43f30075436a793afaf54b025dd65cda55", kill_on_drop: false }`
[INFO] [stdout] 7e58f989ba1123c4e20101051ffc6a43f30075436a793afaf54b025dd65cda55