[INFO] cloning repository https://github.com/Lymia/sylph-verifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lymia/sylph-verifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLymia%2Fsylph-verifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLymia%2Fsylph-verifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d3b5a03b0cd90a4ff0e1f9357a3514f09765a60
[INFO] checking Lymia/sylph-verifier against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLymia%2Fsylph-verifier" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lymia/sylph-verifier on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lymia/sylph-verifier
[INFO] finished tweaking git repo https://github.com/Lymia/sylph-verifier
[INFO] tweaked toml for git repo https://github.com/Lymia/sylph-verifier written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Lymia/sylph-verifier already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] dce368f485d6f5daf465ecbb290b72f6e193f91bfa8aa742ed8543481c36ba87
[INFO] running `Command { std: "docker" "start" "-a" "dce368f485d6f5daf465ecbb290b72f6e193f91bfa8aa742ed8543481c36ba87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dce368f485d6f5daf465ecbb290b72f6e193f91bfa8aa742ed8543481c36ba87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce368f485d6f5daf465ecbb290b72f6e193f91bfa8aa742ed8543481c36ba87", kill_on_drop: false }`
[INFO] [stdout] dce368f485d6f5daf465ecbb290b72f6e193f91bfa8aa742ed8543481c36ba87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a5fa018f7faaf239d658ef29520a817239ff4920fd4227f5245bcb666538d9c
[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" "9a5fa018f7faaf239d658ef29520a817239ff4920fd4227f5245bcb666538d9c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling openssl v0.9.24 (https://github.com/Lymia/rust-openssl?branch=0.9.x#3b73dda4)
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling failure_derive v1.0.0 (https://github.com/withoutboats/failure.git#514aa258)
[INFO] [stderr]    Compiling display_derive v1.0.0 (https://github.com/withoutboats/display_derive#5d6bac2f)
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.27
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking failure v1.0.0 (https://github.com/withoutboats/failure.git#514aa258)
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking evzht9h3nznqzwl v0.0.3
[INFO] [stderr]     Checking hyper-native-tls v0.2.4
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking mortal v0.1.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking linefeed v0.5.4
[INFO] [stderr] error: could not compile `html5ever`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/html5ever-0.25.1/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=b5a0f62749cec12f -C extra-filename=-b5a0f62749cec12f --out-dir /opt/rustwide/target/debug/build/html5ever-b5a0f62749cec12f -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cf6fe1cad81ca6ef.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-93aded557d4a3ad7.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-6673484acf99811a.rlib --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" "9a5fa018f7faaf239d658ef29520a817239ff4920fd4227f5245bcb666538d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5fa018f7faaf239d658ef29520a817239ff4920fd4227f5245bcb666538d9c", kill_on_drop: false }`
[INFO] [stdout] 9a5fa018f7faaf239d658ef29520a817239ff4920fd4227f5245bcb666538d9c