[INFO] cloning repository https://github.com/enigmampc/WasmiMemoryTest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enigmampc/WasmiMemoryTest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenigmampc%2FWasmiMemoryTest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenigmampc%2FWasmiMemoryTest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c37910ab082a18dcf6d7de6009c9ea5751807aa1
[INFO] checking enigmampc/WasmiMemoryTest against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenigmampc%2FWasmiMemoryTest" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enigmampc/WasmiMemoryTest on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enigmampc/WasmiMemoryTest
[INFO] finished tweaking git repo https://github.com/enigmampc/WasmiMemoryTest
[INFO] tweaked toml for git repo https://github.com/enigmampc/WasmiMemoryTest written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/enigmampc/WasmiMemoryTest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5b8b11a6f40f9c168d76dccb2cfcc3c2d48b000bce17d01a6035fe7604e8289
[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" "e5b8b11a6f40f9c168d76dccb2cfcc3c2d48b000bce17d01a6035fe7604e8289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5b8b11a6f40f9c168d76dccb2cfcc3c2d48b000bce17d01a6035fe7604e8289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b8b11a6f40f9c168d76dccb2cfcc3c2d48b000bce17d01a6035fe7604e8289", kill_on_drop: false }`
[INFO] [stdout] e5b8b11a6f40f9c168d76dccb2cfcc3c2d48b000bce17d01a6035fe7604e8289
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9195394b42205e86f871634efad388c69a4a586ac4bf919337b1157a034da47
[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" "d9195394b42205e86f871634efad388c69a4a586ac4bf919337b1157a034da47", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling wabt-sys v0.7.1
[INFO] [stderr]     Checking wasmi-validation v0.3.0 (https://github.com/paritytech/wasmi?branch=master#39a18a43)
[INFO] [stderr]     Checking wasmi v0.6.2 (https://github.com/paritytech/wasmi?branch=master#39a18a43)
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]    Compiling serde_derive v1.0.106
[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-1.0.51/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=df66ac105746b38f -C extra-filename=-df66ac105746b38f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itoa=/opt/rustwide/target/debug/deps/libitoa-87fa691dcef325dc.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-634dc19fb0b9ac34.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b2d061be3e1babcb.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" "d9195394b42205e86f871634efad388c69a4a586ac4bf919337b1157a034da47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9195394b42205e86f871634efad388c69a4a586ac4bf919337b1157a034da47", kill_on_drop: false }`
[INFO] [stdout] d9195394b42205e86f871634efad388c69a4a586ac4bf919337b1157a034da47