[INFO] cloning repository https://github.com/smallglitch/tranquility
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smallglitch/tranquility" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmallglitch%2Ftranquility", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmallglitch%2Ftranquility'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 582049476256f5da657eb3e9b9731b6aff7f7167
[INFO] checking smallglitch/tranquility against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmallglitch%2Ftranquility" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smallglitch/tranquility on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smallglitch/tranquility
[INFO] finished tweaking git repo https://github.com/smallglitch/tranquility
[INFO] tweaked toml for git repo https://github.com/smallglitch/tranquility written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/smallglitch/tranquility already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multipart v0.17.1
[INFO] [stderr]   Downloaded spki v0.3.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.13.0
[INFO] [stderr]   Downloaded no-std-compat v0.4.1
[INFO] [stderr]   Downloaded quanta v0.4.1
[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded pkcs8 v0.6.1
[INFO] [stderr]   Downloaded sha-1 v0.9.6
[INFO] [stderr]   Downloaded http-body v0.4.2
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded headers v0.3.4
[INFO] [stderr]   Downloaded tokio-stream v0.1.6
[INFO] [stderr]   Downloaded pem v0.8.3
[INFO] [stderr]   Downloaded validator v0.13.0
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded async-trait v0.1.50
[INFO] [stderr]   Downloaded sqlx v0.5.5
[INFO] [stderr]   Downloaded bitvec v0.19.5
[INFO] [stderr]   Downloaded tap v1.0.1
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded simple_asn1 v0.5.3
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded integer-encoding v1.1.7
[INFO] [stderr]   Downloaded thrift v0.13.0
[INFO] [stderr]   Downloaded jemallocator v0.3.2
[INFO] [stderr]   Downloaded mimalloc v0.1.25
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.13.0
[INFO] [stderr]   Downloaded markup5ever v0.10.1
[INFO] [stderr]   Downloaded html5ever v0.25.1
[INFO] [stderr]   Downloaded ormx-macros v0.7.0
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded askama_shared v0.11.1
[INFO] [stderr]   Downloaded rsa v0.4.0
[INFO] [stderr]   Downloaded sha2 v0.9.5
[INFO] [stderr]   Downloaded warp v0.3.1
[INFO] [stderr]   Downloaded tokio-macros v1.2.0
[INFO] [stderr]   Downloaded num-bigint-dig v0.7.0
[INFO] [stderr]   Downloaded lexical-core v0.7.6
[INFO] [stderr]   Downloaded sqlx-core v0.5.5
[INFO] [stderr]   Downloaded tokio v1.6.0
[INFO] [stderr]   Downloaded tokio-util v0.6.7
[INFO] [stderr]   Downloaded string_cache v0.8.1
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.1
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.21
[INFO] [stderr]   Downloaded xml5ever v0.16.1
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.1.0
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded ammonia v3.1.1
[INFO] [stderr]   Downloaded argh_derive v0.1.4
[INFO] [stderr]   Downloaded argh_shared v0.1.4
[INFO] [stderr]   Downloaded argh v0.1.4
[INFO] [stderr]   Downloaded askama_derive v0.10.5
[INFO] [stderr]   Downloaded askama_escape v0.10.1
[INFO] [stderr]   Downloaded askama v0.10.5
[INFO] [stderr]   Downloaded ormx v0.7.0
[INFO] [stderr]   Downloaded serde_qs v0.8.3
[INFO] [stderr]   Downloaded atoi v0.4.0
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded hashlink v0.7.0
[INFO] [stderr]   Downloaded sqlformat v0.1.6
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded whoami v1.1.2
[INFO] [stderr]   Downloaded funty v1.1.0
[INFO] [stderr]   Downloaded sqlx-rt v0.5.5
[INFO] [stderr]   Downloaded sqlx-macros v0.5.5
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.13.0
[INFO] [stderr]   Downloaded opentelemetry v0.14.0
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.18
[INFO] [stderr]   Downloaded if_chain v1.0.1
[INFO] [stderr]   Downloaded validator_derive v0.13.0
[INFO] [stderr]   Downloaded validator_types v0.12.0
[INFO] [stderr]   Downloaded der v0.3.5
[INFO] [stderr]   Downloaded const-oid v0.5.2
[INFO] [stderr]   Downloaded nonzero_ext v0.2.0
[INFO] [stderr]   Downloaded cpufeatures v0.1.4
[INFO] [stderr]   Downloaded futures-macro v0.3.15
[INFO] [stderr]   Downloaded tokio-rustls v0.22.0
[INFO] [stderr]   Downloaded input_buffer v0.4.0
[INFO] [stderr]   Downloaded utf-8 v0.7.6
[INFO] [stderr]   Downloaded tungstenite v0.12.0
[INFO] [stderr]   Downloaded reqwest v0.11.3
[INFO] [stderr]   Downloaded governor v0.3.2
[INFO] [stderr]   Downloaded dashmap v4.0.2
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded h2 v0.3.3
[INFO] [stderr]   Downloaded httpdate v1.0.0
[INFO] [stderr]   Downloaded hyper v0.14.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b10e0fa436523a5fec917f7f169827f4c5c520bec64c72c464ee3e6fb9c1d430
[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" "b10e0fa436523a5fec917f7f169827f4c5c520bec64c72c464ee3e6fb9c1d430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b10e0fa436523a5fec917f7f169827f4c5c520bec64c72c464ee3e6fb9c1d430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10e0fa436523a5fec917f7f169827f4c5c520bec64c72c464ee3e6fb9c1d430", kill_on_drop: false }`
[INFO] [stdout] b10e0fa436523a5fec917f7f169827f4c5c520bec64c72c464ee3e6fb9c1d430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 527bc5a0177ad1a888ab288ce0f18387106039f5db29cb1ac41e8d656547d29a
[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" "527bc5a0177ad1a888ab288ce0f18387106039f5db29cb1ac41e8d656547d29a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking const-oid v0.5.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]     Checking nonzero_ext v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling validator_types v0.12.0
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]    Compiling if_chain v1.0.1
[INFO] [stderr]    Compiling tranquility v0.1.0 (/opt/rustwide/workdir/tranquility)
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling num-bigint-dig v0.7.0
[INFO] [stderr]     Checking der v0.3.5
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking spki v0.3.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking quanta v0.4.1
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking sqlformat v0.1.6
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking multipart v0.17.1
[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 markup5ever v0.10.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]    Compiling validator_derive v0.13.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking pkcs8 v0.6.1
[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=d6da942ab445aa75 -C extra-filename=-d6da942ab445aa75 --out-dir /opt/rustwide/target/debug/build/html5ever-d6da942ab445aa75 -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-223cc1bf4c7d615f.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-9c9c6fb7ecc8d1ce.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-82b48f0b00021104.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" "527bc5a0177ad1a888ab288ce0f18387106039f5db29cb1ac41e8d656547d29a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527bc5a0177ad1a888ab288ce0f18387106039f5db29cb1ac41e8d656547d29a", kill_on_drop: false }`
[INFO] [stdout] 527bc5a0177ad1a888ab288ce0f18387106039f5db29cb1ac41e8d656547d29a