[INFO] fetching crate subkey 2.0.1...
[INFO] checking subkey-2.0.1 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate subkey 2.0.1 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate subkey 2.0.1 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate subkey 2.0.1
[INFO] finished tweaking crates.io crate subkey 2.0.1
[INFO] tweaked toml for crates.io crate subkey 2.0.1 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate subkey 2.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddd489cd675238dbd3741c3023d714caab92ae78799b3a613a7df8b0d65ef246
[INFO] running `Command { std: "docker" "start" "-a" "ddd489cd675238dbd3741c3023d714caab92ae78799b3a613a7df8b0d65ef246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddd489cd675238dbd3741c3023d714caab92ae78799b3a613a7df8b0d65ef246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd489cd675238dbd3741c3023d714caab92ae78799b3a613a7df8b0d65ef246", kill_on_drop: false }`
[INFO] [stdout] ddd489cd675238dbd3741c3023d714caab92ae78799b3a613a7df8b0d65ef246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f20d369b145b04a0a6f6d9b30879f77a2bdd0a8aca0094f9c72fbebbdcb35ee8
[INFO] running `Command { std: "docker" "start" "-a" "f20d369b145b04a0a6f6d9b30879f77a2bdd0a8aca0094f9c72fbebbdcb35ee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking sp-std v3.0.0
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking environmental v1.1.3
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.75
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.75
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking ip_network v0.3.4
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking mio-named-pipes v0.1.7
[INFO] [stderr]     Checking retain_mut v0.1.3
[INFO] [stderr]    Compiling sc-consensus-slots v0.9.0
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.69/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=8592373f49399cbe -C extra-filename=-8592373f49399cbe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "f20d369b145b04a0a6f6d9b30879f77a2bdd0a8aca0094f9c72fbebbdcb35ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20d369b145b04a0a6f6d9b30879f77a2bdd0a8aca0094f9c72fbebbdcb35ee8", kill_on_drop: false }`
[INFO] [stdout] f20d369b145b04a0a6f6d9b30879f77a2bdd0a8aca0094f9c72fbebbdcb35ee8