[INFO] fetching crate casperlabs-engine-grpc-server 0.20.1...
[INFO] checking casperlabs-engine-grpc-server-0.20.1 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate casperlabs-engine-grpc-server 0.20.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate casperlabs-engine-grpc-server 0.20.1 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casperlabs-engine-grpc-server 0.20.1
[INFO] finished tweaking crates.io crate casperlabs-engine-grpc-server 0.20.1
[INFO] tweaked toml for crates.io crate casperlabs-engine-grpc-server 0.20.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate casperlabs-engine-grpc-server 0.20.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb9c716b7b0b6b812c15ddc4c6f67bbb9c26521f7523260c3fcd0e71ef976908
[INFO] running `Command { std: "docker" "start" "-a" "fb9c716b7b0b6b812c15ddc4c6f67bbb9c26521f7523260c3fcd0e71ef976908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb9c716b7b0b6b812c15ddc4c6f67bbb9c26521f7523260c3fcd0e71ef976908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9c716b7b0b6b812c15ddc4c6f67bbb9c26521f7523260c3fcd0e71ef976908", kill_on_drop: false }`
[INFO] [stdout] fb9c716b7b0b6b812c15ddc4c6f67bbb9c26521f7523260c3fcd0e71ef976908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 030f03a9b03e0fd811e2c5ca9db3afe5774605bc842719c3aac9a01b98031ab0
[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" "030f03a9b03e0fd811e2c5ca9db3afe5774605bc842719c3aac9a01b98031ab0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling protobuf v2.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling httpbis v0.7.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking lmdb v0.8.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.17.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=bdd231f1b6823352 -C extra-filename=-bdd231f1b6823352 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-58aa9227c8b3902c.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-98285b08aa84c694.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-28c5223f16133a3c.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-56eae46330807fb7.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" "030f03a9b03e0fd811e2c5ca9db3afe5774605bc842719c3aac9a01b98031ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030f03a9b03e0fd811e2c5ca9db3afe5774605bc842719c3aac9a01b98031ab0", kill_on_drop: false }`
[INFO] [stdout] 030f03a9b03e0fd811e2c5ca9db3afe5774605bc842719c3aac9a01b98031ab0