[INFO] fetching crate casper-executor-wasm-host 0.1.3...
[INFO] building casper-executor-wasm-host-0.1.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate casper-executor-wasm-host 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate casper-executor-wasm-host 0.1.3
[INFO] finished tweaking crates.io crate casper-executor-wasm-host 0.1.3
[INFO] tweaked toml for crates.io crate casper-executor-wasm-host 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate casper-executor-wasm-host 0.1.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate casper-executor-wasm-host 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f573174817bca249aac2d4b64a8f73d99f29a83550afffd358265c23df97747
[INFO] running `Command { std: "docker" "start" "-a" "4f573174817bca249aac2d4b64a8f73d99f29a83550afffd358265c23df97747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f573174817bca249aac2d4b64a8f73d99f29a83550afffd358265c23df97747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f573174817bca249aac2d4b64a8f73d99f29a83550afffd358265c23df97747", kill_on_drop: false }`
[INFO] [stdout] 4f573174817bca249aac2d4b64a8f73d99f29a83550afffd358265c23df97747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d100cc136701667f8f13d1015743562d23a1ff03235c0c8c07154f98d08ebad3
[INFO] running `Command { std: "docker" "start" "-a" "d100cc136701667f8f13d1015743562d23a1ff03235c0c8c07154f98d08ebad3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling derp v0.0.14
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling base16 v0.2.1
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling casper-contract-sdk-sys v0.1.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling safe-transmute v0.11.3
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.11.2
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=d96c107fed961ed7 -C extra-filename=-ba19de617ecbe125 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d100cc136701667f8f13d1015743562d23a1ff03235c0c8c07154f98d08ebad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d100cc136701667f8f13d1015743562d23a1ff03235c0c8c07154f98d08ebad3", kill_on_drop: false }`
[INFO] [stdout] d100cc136701667f8f13d1015743562d23a1ff03235c0c8c07154f98d08ebad3