[INFO] fetching crate libp2p-quic 0.6.1...
[INFO] checking libp2p-quic-0.6.1 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate libp2p-quic 0.6.1 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate libp2p-quic 0.6.1 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-quic 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libp2p-quic 0.6.1
[INFO] tweaked toml for crates.io crate libp2p-quic 0.6.1 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate libp2p-quic 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 regex-automata v0.1.10
[INFO] [stderr]   Downloaded yasna v0.4.0
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded tracing-core v0.1.18
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded rustls v0.19.1
[INFO] [stderr]   Downloaded rawbytes v0.1.2
[INFO] [stderr]   Downloaded rcgen v0.8.11
[INFO] [stderr]   Downloaded libp2p v0.39.1
[INFO] [stderr]   Downloaded poly1305 v0.7.0
[INFO] [stderr]   Downloaded minicbor v0.8.1
[INFO] [stderr]   Downloaded if-watch v0.2.2
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.24.0
[INFO] [stderr]   Downloaded chacha20 v0.7.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded async-executor v1.4.1
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded barebones-x509 v0.5.2
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] [stderr]   Downloaded ahash v0.4.7
[INFO] [stderr]   Downloaded aead v0.4.2
[INFO] [stderr]   Downloaded tracing v0.1.26
[INFO] [stderr]   Downloaded matchers v0.0.1
[INFO] [stderr]   Downloaded lru v0.6.5
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.7
[INFO] [stderr]   Downloaded sct v0.6.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded xoodoo v0.1.0
[INFO] [stderr]   Downloaded quinn-noise v0.3.0
[INFO] [stderr]   Downloaded quinn-proto v0.7.3
[INFO] [stderr]   Downloaded pem v0.8.3
[INFO] [stderr]   Downloaded udp-socket v0.1.5
[INFO] [stderr]   Downloaded minicbor-derive v0.6.3
[INFO] [stderr]   Downloaded libp2p-request-response v0.12.0
[INFO] [stderr]   Downloaded log-panics v2.0.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.8.0
[INFO] [stderr]   Downloaded cipher v0.3.0
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.19
[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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8374476e80da004c6671cd21a77a4ae9af55c6a19c00e676b4e4372a16103329
[INFO] running `Command { std: "docker" "start" "-a" "8374476e80da004c6671cd21a77a4ae9af55c6a19c00e676b4e4372a16103329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8374476e80da004c6671cd21a77a4ae9af55c6a19c00e676b4e4372a16103329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8374476e80da004c6671cd21a77a4ae9af55c6a19c00e676b4e4372a16103329", kill_on_drop: false }`
[INFO] [stdout] 8374476e80da004c6671cd21a77a4ae9af55c6a19c00e676b4e4372a16103329
[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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0099a4a9ce54c43f586f7d8bf705a50a29448991b75b16f33ab2d2ce7c8a45f4
[INFO] running `Command { std: "docker" "start" "-a" "0099a4a9ce54c43f586f7d8bf705a50a29448991b75b16f33ab2d2ce7c8a45f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking asn1_der v0.7.4
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr] error: could not compile `proc-macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proc_macro2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-1.0.27/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' --cfg 'feature="span-locations"' -C metadata=b04852db63ac7a40 -C extra-filename=-b04852db63ac7a40 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --cap-lints allow --cap-lints=forbid --cfg span_locations --cfg lexerror_display --cfg hygiene --cfg use_proc_macro --cfg wrap_proc_macro --cfg proc_macro_span` (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" "0099a4a9ce54c43f586f7d8bf705a50a29448991b75b16f33ab2d2ce7c8a45f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0099a4a9ce54c43f586f7d8bf705a50a29448991b75b16f33ab2d2ce7c8a45f4", kill_on_drop: false }`
[INFO] [stdout] 0099a4a9ce54c43f586f7d8bf705a50a29448991b75b16f33ab2d2ce7c8a45f4