[INFO] fetching crate pwasm-utils 0.18.1...
[INFO] building pwasm-utils-0.18.1 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate pwasm-utils 0.18.1 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate pwasm-utils 0.18.1 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwasm-utils 0.18.1
[INFO] finished tweaking crates.io crate pwasm-utils 0.18.1
[INFO] tweaked toml for crates.io crate pwasm-utils 0.18.1 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] crate crates.io crate pwasm-utils 0.18.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f07c25696bd2fe43a265e8cfe50a06eda7961f81964e9be2b7d578b859348466
[INFO] running `Command { std: "docker" "start" "-a" "f07c25696bd2fe43a265e8cfe50a06eda7961f81964e9be2b7d578b859348466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f07c25696bd2fe43a265e8cfe50a06eda7961f81964e9be2b7d578b859348466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07c25696bd2fe43a265e8cfe50a06eda7961f81964e9be2b7d578b859348466", kill_on_drop: false }`
[INFO] [stdout] f07c25696bd2fe43a265e8cfe50a06eda7961f81964e9be2b7d578b859348466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0c23c39e6bf5189748f6e50b682b76afa7789965a43f5208a59088becc395a7
[INFO] running `Command { std: "docker" "start" "-a" "a0c23c39e6bf5189748f6e50b682b76afa7789965a43f5208a59088becc395a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling parity-wasm v0.42.2
[INFO] [stderr]    Compiling pwasm-utils v0.18.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "a0c23c39e6bf5189748f6e50b682b76afa7789965a43f5208a59088becc395a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c23c39e6bf5189748f6e50b682b76afa7789965a43f5208a59088becc395a7", kill_on_drop: false }`
[INFO] [stdout] a0c23c39e6bf5189748f6e50b682b76afa7789965a43f5208a59088becc395a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74559bad02eb6201d43d1e03f951d2ec0429e09f51a7ab69cfa41be2c7a04924
[INFO] running `Command { std: "docker" "start" "-a" "74559bad02eb6201d43d1e03f951d2ec0429e09f51a7ab69cfa41be2c7a04924", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling binaryen-sys v0.12.0
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_json --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.57/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=1e22270f2ae79e19 -C extra-filename=-1e22270f2ae79e19 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itoa=/opt/rustwide/target/debug/deps/libitoa-575c3e24a388664a.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-c6b398e009bbe53f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-629d8f93b6f11b55.rmeta --cap-lints allow --cap-lints=forbid --cfg limb_width_64` (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" "74559bad02eb6201d43d1e03f951d2ec0429e09f51a7ab69cfa41be2c7a04924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74559bad02eb6201d43d1e03f951d2ec0429e09f51a7ab69cfa41be2c7a04924", kill_on_drop: false }`
[INFO] [stdout] 74559bad02eb6201d43d1e03f951d2ec0429e09f51a7ab69cfa41be2c7a04924