[INFO] fetching crate wasm-contract 0.0.0...
[INFO] checking wasm-contract-0.0.0 against master#24606deaf48e56f604a6125fa11fb9f70cf4f1f4 for pr-105085
[INFO] extracting crate wasm-contract 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wasm-contract 0.0.0 on toolchain 24606deaf48e56f604a6125fa11fb9f70cf4f1f4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+24606deaf48e56f604a6125fa11fb9f70cf4f1f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-contract 0.0.0
[INFO] finished tweaking crates.io crate wasm-contract 0.0.0
[INFO] tweaked toml for crates.io crate wasm-contract 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+24606deaf48e56f604a6125fa11fb9f70cf4f1f4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+24606deaf48e56f604a6125fa11fb9f70cf4f1f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmparser v0.30.0
[INFO] [stderr]   Downloaded wabt v0.7.4
[INFO] [stderr]   Downloaded wabt-sys v0.5.4
[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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+24606deaf48e56f604a6125fa11fb9f70cf4f1f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54197ca38c42ee5810e997defb6616f9cf5405ccee1b12816222a6f0ff9a2350
[INFO] running `Command { std: "docker" "start" "-a" "54197ca38c42ee5810e997defb6616f9cf5405ccee1b12816222a6f0ff9a2350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54197ca38c42ee5810e997defb6616f9cf5405ccee1b12816222a6f0ff9a2350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54197ca38c42ee5810e997defb6616f9cf5405ccee1b12816222a6f0ff9a2350", kill_on_drop: false }`
[INFO] [stdout] 54197ca38c42ee5810e997defb6616f9cf5405ccee1b12816222a6f0ff9a2350
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+24606deaf48e56f604a6125fa11fb9f70cf4f1f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d210c1ba478bba50af45c1b16a83b331ed9c18e96bbf1f230cdc02df1301698
[INFO] running `Command { std: "docker" "start" "-a" "3d210c1ba478bba50af45c1b16a83b331ed9c18e96bbf1f230cdc02df1301698", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking wasmparser v0.30.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling wabt-sys v0.5.4
[INFO] [stderr]     Checking wasm-contract v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.148/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=c11af70f2b273773 -C extra-filename=-c11af70f2b273773 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1af62450dcf11fe8.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-2302df77fd6b8693.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-02e70f1d7abeb0ec.rlib --extern proc_macro --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" "3d210c1ba478bba50af45c1b16a83b331ed9c18e96bbf1f230cdc02df1301698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d210c1ba478bba50af45c1b16a83b331ed9c18e96bbf1f230cdc02df1301698", kill_on_drop: false }`
[INFO] [stdout] 3d210c1ba478bba50af45c1b16a83b331ed9c18e96bbf1f230cdc02df1301698