[INFO] fetching crate ckb 0.100.0-rc2...
[INFO] documenting ckb-0.100.0-rc2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate ckb 0.100.0-rc2 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate ckb 0.100.0-rc2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-92/source/.cargo/config
[INFO] removed /workspace/builds/worker-92/source/rust-toolchain
[INFO] started tweaking crates.io crate ckb 0.100.0-rc2
[INFO] finished tweaking crates.io crate ckb 0.100.0-rc2
[INFO] tweaked toml for crates.io crate ckb 0.100.0-rc2 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate ckb 0.100.0-rc2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bs58 v0.3.0
[INFO] [stderr]   Downloaded pkg-config v0.3.14
[INFO] [stderr]   Downloaded schannel v0.1.15
[INFO] [stderr]   Downloaded rand_jitter v0.1.3
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded paste v0.1.6
[INFO] [stderr]   Downloaded block-padding v0.1.3
[INFO] [stderr]   Downloaded miniz-sys v0.1.11
[INFO] [stderr]   Downloaded scroll_derive v0.10.1
[INFO] [stderr]   Downloaded vcpkg v0.2.6
[INFO] [stderr]   Downloaded sha2 v0.9.1
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded ntapi v0.3.3
[INFO] [stderr]   Downloaded ckb-vm-definitions v0.20.0-rc1
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.1
[INFO] [stderr]   Downloaded flate2 v1.0.7
[INFO] [stderr]   Downloaded sha-1 v0.8.1
[INFO] [stderr]   Downloaded env_logger v0.6.1
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded widestring v0.4.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.13
[INFO] [stderr]   Downloaded ckb-vm v0.20.0-rc1
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] [stderr]   Downloaded threadpool v1.7.1
[INFO] [stderr]   Downloaded core-foundation v0.5.1
[INFO] [stderr]   Downloaded winreg v0.6.1
[INFO] [stderr]   Downloaded remove_dir_all v0.5.1
[INFO] [stderr]   Downloaded paste-impl v0.1.6
[INFO] [stderr]   Downloaded encode_unicode v0.3.5
[INFO] [stderr]   Downloaded miniz_oxide v0.2.1
[INFO] [stderr]   Downloaded dtoa v0.4.3
[INFO] [stderr]   Downloaded scroll v0.10.1
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.0
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.1
[INFO] [stderr]   Downloaded darwin-libproc v0.1.1
[INFO] [stderr]   Downloaded security-framework v0.2.2
[INFO] [stderr]   Downloaded native-tls v0.2.2
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded poly1305 v0.6.1
[INFO] [stderr]   Downloaded derive_more v0.99.13
[INFO] [stderr]   Downloaded ckb-bin v0.100.0-rc2
[INFO] [stderr]   Downloaded encoding_rs v0.8.17
[INFO] [stderr]   Downloaded mime v0.3.13
[INFO] [stderr]   Downloaded jemallocator v0.3.0
[INFO] [stderr]   Downloaded MacTypes-sys v2.1.0
[INFO] [stderr]   Downloaded security-framework-sys v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bc91e8a31d0a407c622f0843074889b1d29a6d59b86956fade566553f0124d2
[INFO] running `Command { std: "docker" "start" "-a" "0bc91e8a31d0a407c622f0843074889b1d29a6d59b86956fade566553f0124d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bc91e8a31d0a407c622f0843074889b1d29a6d59b86956fade566553f0124d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc91e8a31d0a407c622f0843074889b1d29a6d59b86956fade566553f0124d2", kill_on_drop: false }`
[INFO] [stdout] 0bc91e8a31d0a407c622f0843074889b1d29a6d59b86956fade566553f0124d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0075c6e942e5434485952ac00fa93d3e11aba1c8ef91b4bd52475f8858a22932
[INFO] running `Command { std: "docker" "start" "-a" "0075c6e942e5434485952ac00fa93d3e11aba1c8ef91b4bd52475f8858a22932", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking unsigned-varint v0.6.0
[INFO] [stderr]    Compiling tentacle-secio v0.5.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling metrics v0.12.1
[INFO] [stderr]     Checking ckb-build-info v0.100.0-rc2
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking ckb-db-schema v0.100.0-rc2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking ckb-spawn v0.100.0-rc2
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling heim-common v0.0.11
[INFO] [stderr]     Checking ckb-vm-definitions v0.20.0-rc1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]    Compiling heim-host v0.0.11
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking is_sorted v0.1.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking nonzero_ext v0.2.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr] error: could not compile `proc-macro2`
[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/proc-macro2-1.0.27/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' -C metadata=4091151cbeb53589 -C extra-filename=-4091151cbeb53589 --out-dir /opt/rustwide/target/debug/build/proc-macro2-4091151cbeb53589 -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: build failed
[INFO] running `Command { std: "docker" "inspect" "0075c6e942e5434485952ac00fa93d3e11aba1c8ef91b4bd52475f8858a22932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0075c6e942e5434485952ac00fa93d3e11aba1c8ef91b4bd52475f8858a22932", kill_on_drop: false }`
[INFO] [stdout] 0075c6e942e5434485952ac00fa93d3e11aba1c8ef91b4bd52475f8858a22932
