[INFO] cloning repository https://github.com/lily-mosquitoes/example-web-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lily-mosquitoes/example-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flily-mosquitoes%2Fexample-web-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flily-mosquitoes%2Fexample-web-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9730501de61eaead5b28e914ce77c78ecaaa0ec3
[INFO] documenting lily-mosquitoes/example-web-server against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flily-mosquitoes%2Fexample-web-server" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lily-mosquitoes/example-web-server on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lily-mosquitoes/example-web-server
[INFO] finished tweaking git repo https://github.com/lily-mosquitoes/example-web-server
[INFO] tweaked toml for git repo https://github.com/lily-mosquitoes/example-web-server written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lily-mosquitoes/example-web-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] afc02f5b1876a0ac9a460f55bd16e2c1a2d0ebc22222e5eb8a5200ab989b32f2
[INFO] running `Command { std: "docker" "start" "-a" "afc02f5b1876a0ac9a460f55bd16e2c1a2d0ebc22222e5eb8a5200ab989b32f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afc02f5b1876a0ac9a460f55bd16e2c1a2d0ebc22222e5eb8a5200ab989b32f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc02f5b1876a0ac9a460f55bd16e2c1a2d0ebc22222e5eb8a5200ab989b32f2", kill_on_drop: false }`
[INFO] [stdout] afc02f5b1876a0ac9a460f55bd16e2c1a2d0ebc22222e5eb8a5200ab989b32f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 71b9574ce266c7392f8a3f49365b23ef7299dfc3199cdd38cfe4a218c9ac8d7d
[INFO] running `Command { std: "docker" "start" "-a" "71b9574ce266c7392f8a3f49365b23ef7299dfc3199cdd38cfe4a218c9ac8d7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.134
[INFO] [stderr]    Compiling serde v1.0.134
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking normpath v0.3.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]    Compiling multer v2.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling rocket v0.5.0-rc.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking stable-pattern v0.1.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.0
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking blake2 v0.10.2
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking argon2 v0.3.2
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling chrono-tz-build v0.0.2
[INFO] [stderr]    Compiling chrono-tz v0.6.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling devise_core v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.10
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling devise_codegen v0.3.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr] error: could not compile `h2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name h2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.3.10/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=9d3649d3e7eb878a -C extra-filename=-9d3649d3e7eb878a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-44851e2768c88cca.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-bb690c336855f248.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-a4c484a03bc9e722.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-63303b05cbcd5fe2.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-3f680c0d7a828910.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-e5a60057394e8171.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-8a39f97a9bedfef1.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-de4c8617047c1765.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-10efdd2c12f968ff.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-df2dc3f5fb80d4e3.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-815c82ce45b5c471.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.134/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=4032b87d137d9f3b -C extra-filename=-4032b87d137d9f3b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b90a404a5638d178.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-701934d4b8ebb070.rlib --extern proc_macro --cap-lints allow --cfg underscore_consts --cfg ptr_addr_of` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "71b9574ce266c7392f8a3f49365b23ef7299dfc3199cdd38cfe4a218c9ac8d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b9574ce266c7392f8a3f49365b23ef7299dfc3199cdd38cfe4a218c9ac8d7d", kill_on_drop: false }`
[INFO] [stdout] 71b9574ce266c7392f8a3f49365b23ef7299dfc3199cdd38cfe4a218c9ac8d7d