[INFO] fetching crate mwbot 0.4.0-alpha.2...
[INFO] testing mwbot-0.4.0-alpha.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mwbot 0.4.0-alpha.2 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate mwbot 0.4.0-alpha.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mwbot 0.4.0-alpha.2
[INFO] finished tweaking crates.io crate mwbot 0.4.0-alpha.2
[INFO] tweaked toml for crates.io crate mwbot 0.4.0-alpha.2 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997b1db4a917685e5c6b97bd839765545591021c2a388b75c3a5d81c8f919f3c
[INFO] running `Command { std: "docker" "start" "-a" "997b1db4a917685e5c6b97bd839765545591021c2a388b75c3a5d81c8f919f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997b1db4a917685e5c6b97bd839765545591021c2a388b75c3a5d81c8f919f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997b1db4a917685e5c6b97bd839765545591021c2a388b75c3a5d81c8f919f3c", kill_on_drop: false }`
[INFO] [stdout] 997b1db4a917685e5c6b97bd839765545591021c2a388b75c3a5d81c8f919f3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f8b4743663296b191ee6e3a05c68c079b4aa958e6ed83d7bc1023e9facb356d
[INFO] running `Command { std: "docker" "start" "-a" "4f8b4743663296b191ee6e3a05c68c079b4aa958e6ed83d7bc1023e9facb356d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling psl-types v2.0.10
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling mwapi_responses_derive v0.3.0-alpha.2
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling urlencoding v2.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling rustls-pemfile v0.3.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling dtoa-short v0.3.3
[INFO] [stderr]    Compiling publicsuffix v2.1.1
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling async-compression v0.3.12
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling webpki-roots v0.22.3
[INFO] [stderr]    Compiling tokio-rustls v0.23.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[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-0.25.2/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4197c9cbbfec3ac8 -C extra-filename=-4197c9cbbfec3ac8 --out-dir /opt/rustwide/target/debug/build/html5ever-4197c9cbbfec3ac8 -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bb2897dcb479b629.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-6e47dd3f693995db.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-2e4b2517558d45fb.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4f8b4743663296b191ee6e3a05c68c079b4aa958e6ed83d7bc1023e9facb356d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f8b4743663296b191ee6e3a05c68c079b4aa958e6ed83d7bc1023e9facb356d", kill_on_drop: false }`
[INFO] [stdout] 4f8b4743663296b191ee6e3a05c68c079b4aa958e6ed83d7bc1023e9facb356d