[INFO] crate wasmi 0.6.2 is already in cache
[INFO] checking wasmi-0.6.2 against master#7f940ef5d91b53e889f111f27e00849f2f5ae4a2 for pr-72493
[INFO] extracting crate wasmi 0.6.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate wasmi 0.6.2 on toolchain 7f940ef5d91b53e889f111f27e00849f2f5ae4a2
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wasmi 0.6.2
[INFO] finished tweaking crates.io crate wasmi 0.6.2
[INFO] tweaked toml for crates.io crate wasmi 0.6.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate wasmi 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fcae4caa6619030d87af648c8938eb631e667b1e75705d6291bc115a74f2a3af
[INFO] running `"docker" "start" "-a" "fcae4caa6619030d87af648c8938eb631e667b1e75705d6291bc115a74f2a3af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking rand v0.4.5
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling wabt-sys v0.7.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking wasmi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr] error: could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.85/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=4f6000138db3dfd0 -C extra-filename=-4f6000138db3dfd0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "fcae4caa6619030d87af648c8938eb631e667b1e75705d6291bc115a74f2a3af"`
[INFO] running `"docker" "rm" "-f" "fcae4caa6619030d87af648c8938eb631e667b1e75705d6291bc115a74f2a3af"`
[INFO] [stdout] fcae4caa6619030d87af648c8938eb631e667b1e75705d6291bc115a74f2a3af