[INFO] fetching crate lucet-wasi 0.6.1...
[INFO] checking lucet-wasi-0.6.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate lucet-wasi 0.6.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lucet-wasi 0.6.1 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lucet-wasi 0.6.1
[INFO] finished tweaking crates.io crate lucet-wasi 0.6.1
[INFO] tweaked toml for crates.io crate lucet-wasi 0.6.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate lucet-wasi 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40aa88a596d3178843d98e9624bb74c622d84ac95a3696f24ae4cd645ba869ec
[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" "40aa88a596d3178843d98e9624bb74c622d84ac95a3696f24ae4cd645ba869ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40aa88a596d3178843d98e9624bb74c622d84ac95a3696f24ae4cd645ba869ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40aa88a596d3178843d98e9624bb74c622d84ac95a3696f24ae4cd645ba869ec", kill_on_drop: false }`
[INFO] [stdout] 40aa88a596d3178843d98e9624bb74c622d84ac95a3696f24ae4cd645ba869ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c182e1ff4b59be1bc3688b22cb4f55eb19a2601ef0136d134245e90ef8609c89
[INFO] running `Command { std: "docker" "start" "-a" "c182e1ff4b59be1bc3688b22cb4f55eb19a2601ef0136d134245e90ef8609c89", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling packed_struct v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cranelift-entity v0.51.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking human-size v0.4.0
[INFO] [stderr]     Checking wasmparser v0.39.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling lucetc v0.6.1
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling lucet-wasi v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking xfailure v0.1.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking bimap v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking cranelift-bforest v0.51.0
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling wast v3.0.4
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling lucet-runtime-internals v0.6.1
[INFO] [stderr]    Compiling wabt-sys v0.7.0
[INFO] [stderr]    Compiling lucet-runtime v0.6.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking getrandom v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking scrypt v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking minisign v0.5.14
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/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="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=71f9e9acd6b180a6 -C extra-filename=-71f9e9acd6b180a6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-5e807deedeef1036.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-b641ecf5907f3c52.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-df474a8ca45884a8.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-802379fb3524d342.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-60621051abfcb17d.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-79b8b0ff3a77c502.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-08722e269333ade1.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" "c182e1ff4b59be1bc3688b22cb4f55eb19a2601ef0136d134245e90ef8609c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c182e1ff4b59be1bc3688b22cb4f55eb19a2601ef0136d134245e90ef8609c89", kill_on_drop: false }`
[INFO] [stdout] c182e1ff4b59be1bc3688b22cb4f55eb19a2601ef0136d134245e90ef8609c89