[INFO] fetching crate niftygate 0.6.0...
[INFO] checking niftygate-0.6.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate niftygate 0.6.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate niftygate 0.6.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate niftygate 0.6.0
[INFO] finished tweaking crates.io crate niftygate 0.6.0
[INFO] tweaked toml for crates.io crate niftygate 0.6.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate crates.io crate niftygate 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ddb5979898aa5ef3ada77d7d9eb727093ab964c60f9655ee0a2c9bdcf5c647b
[INFO] running `Command { std: "docker" "start" "-a" "4ddb5979898aa5ef3ada77d7d9eb727093ab964c60f9655ee0a2c9bdcf5c647b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ddb5979898aa5ef3ada77d7d9eb727093ab964c60f9655ee0a2c9bdcf5c647b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddb5979898aa5ef3ada77d7d9eb727093ab964c60f9655ee0a2c9bdcf5c647b", kill_on_drop: false }`
[INFO] [stdout] 4ddb5979898aa5ef3ada77d7d9eb727093ab964c60f9655ee0a2c9bdcf5c647b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e3d579d828c0bcade414e43eb63edab404b28cf569e2768a916741fac9ab64e
[INFO] running `Command { std: "docker" "start" "-a" "6e3d579d828c0bcade414e43eb63edab404b28cf569e2768a916741fac9ab64e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling sval v1.0.0-alpha.5
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling byte-slice-cast v1.0.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling http-types v2.11.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking zeroize v1.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking route-recognizer v0.2.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking tinyvec v1.3.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling uint v0.9.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking ghash v0.3.1
[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" "6e3d579d828c0bcade414e43eb63edab404b28cf569e2768a916741fac9ab64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e3d579d828c0bcade414e43eb63edab404b28cf569e2768a916741fac9ab64e", kill_on_drop: false }`
[INFO] [stdout] 6e3d579d828c0bcade414e43eb63edab404b28cf569e2768a916741fac9ab64e