[INFO] fetching crate ursa 0.3.5...
[INFO] checking ursa-0.3.5 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate ursa 0.3.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ursa 0.3.5 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ursa 0.3.5
[INFO] finished tweaking crates.io crate ursa 0.3.5
[INFO] tweaked toml for crates.io crate ursa 0.3.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded ffi-support v0.4.2
[INFO] [stderr]   Downloaded packed_simd v0.3.3
[INFO] [stderr]   Downloaded bindgen v0.52.0
[INFO] [stderr]   Downloaded sha2-asm v0.5.5
[INFO] [stderr]   Downloaded curl v0.4.36
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded curl-sys v0.4.42+curl-7.76.0
[INFO] [stderr]   Downloaded libsodium-ffi v0.2.2
[INFO] [stderr]   Downloaded bytebuffer-rs v0.3.1
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43d00cec6e63ed817571a5e9933654a8be6971a7876b57373f4bb1345ac427ca
[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" "43d00cec6e63ed817571a5e9933654a8be6971a7876b57373f4bb1345ac427ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43d00cec6e63ed817571a5e9933654a8be6971a7876b57373f4bb1345ac427ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d00cec6e63ed817571a5e9933654a8be6971a7876b57373f4bb1345ac427ca", kill_on_drop: false }`
[INFO] [stdout] 43d00cec6e63ed817571a5e9933654a8be6971a7876b57373f4bb1345ac427ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdd89c235c91db665d3f8e0e91c9c060a20e08db2253207ed6fa889e90dd394f
[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" "bdd89c235c91db665d3f8e0e91c9c060a20e08db2253207ed6fa889e90dd394f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling curl v0.4.36
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]    Compiling vcpkg v0.2.12
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking miracl_core v1.0.0
[INFO] [stderr]     Checking int_traits v0.1.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking amcl v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bytebuffer-rs v0.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking c2-chacha v0.2.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.42+curl-7.76.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking stream-cipher v0.4.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking block-modes v0.4.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]     Checking backtrace v0.3.57
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr] error: could not compile `clang-sys`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clang_sys /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.28.1/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="clang_6_0"' --cfg 'feature="gte_clang_3_6"' --cfg 'feature="gte_clang_3_7"' --cfg 'feature="gte_clang_3_8"' --cfg 'feature="gte_clang_3_9"' --cfg 'feature="gte_clang_4_0"' --cfg 'feature="gte_clang_5_0"' --cfg 'feature="gte_clang_6_0"' --cfg 'feature="libloading"' --cfg 'feature="runtime"' -C metadata=5f9d8ed66aec0bcd -C extra-filename=-5f9d8ed66aec0bcd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern glob=/opt/rustwide/target/debug/deps/libglob-bebc8faa8687c1c0.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3b8e6d0e981cb486.rmeta --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-ac175a8b9902703e.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/libloading-ea864dea6674ece3/out` (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" "bdd89c235c91db665d3f8e0e91c9c060a20e08db2253207ed6fa889e90dd394f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd89c235c91db665d3f8e0e91c9c060a20e08db2253207ed6fa889e90dd394f", kill_on_drop: false }`
[INFO] [stdout] bdd89c235c91db665d3f8e0e91c9c060a20e08db2253207ed6fa889e90dd394f