[INFO] fetching crate tower-web-protobuf 0.1.0...
[INFO] documenting tower-web-protobuf-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate tower-web-protobuf 0.1.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate tower-web-protobuf 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-web-protobuf 0.1.0
[INFO] finished tweaking crates.io crate tower-web-protobuf 0.1.0
[INFO] tweaked toml for crates.io crate tower-web-protobuf 0.1.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate tower-web-protobuf 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.56
[INFO] [stderr]   Downloaded handlebars v1.0.5
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.2
[INFO] [stderr]   Downloaded tower-web v0.3.7
[INFO] [stderr]   Downloaded atoi v0.2.3
[INFO] [stderr]   Downloaded tower-web-macros v0.3.5
[INFO] [stderr]   Downloaded headers v0.2.3
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.2
[INFO] [stderr]   Downloaded checked v0.5.0
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527e4fabc5e40ac887b29ef9586e43164444b3235328b5c79c48867e0b29466a
[INFO] running `Command { std: "docker" "start" "-a" "527e4fabc5e40ac887b29ef9586e43164444b3235328b5c79c48867e0b29466a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527e4fabc5e40ac887b29ef9586e43164444b3235328b5c79c48867e0b29466a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527e4fabc5e40ac887b29ef9586e43164444b3235328b5c79c48867e0b29466a", kill_on_drop: false }`
[INFO] [stdout] 527e4fabc5e40ac887b29ef9586e43164444b3235328b5c79c48867e0b29466a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50505a4cef13904f50f999730504799c07ceab8a264fd14d25c2cc89d2b4f2de
[INFO] running `Command { std: "docker" "start" "-a" "50505a4cef13904f50f999730504799c07ceab8a264fd14d25c2cc89d2b4f2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking walkdir v2.3.1
[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]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr] error: could not compile `gimli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gimli --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gimli-0.21.0/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 --cfg 'feature="read"' -C metadata=ffc1fdcc76dc47d1 -C extra-filename=-ffc1fdcc76dc47d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=e39cb6ddd0222123 -C extra-filename=-e39cb6ddd0222123 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=132e82d51c48bdb9 -C extra-filename=-132e82d51c48bdb9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "50505a4cef13904f50f999730504799c07ceab8a264fd14d25c2cc89d2b4f2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50505a4cef13904f50f999730504799c07ceab8a264fd14d25c2cc89d2b4f2de", kill_on_drop: false }`
[INFO] [stdout] 50505a4cef13904f50f999730504799c07ceab8a264fd14d25c2cc89d2b4f2de