[INFO] fetching crate libp2p-quic 0.10.1...
[INFO] checking libp2p-quic-0.10.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate libp2p-quic 0.10.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate libp2p-quic 0.10.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-quic 0.10.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate libp2p-quic 0.10.1
[INFO] tweaked toml for crates.io crate libp2p-quic 0.10.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 296 packages
[INFO] [stderr]       Adding asn1-rs v0.5.2 (latest: v0.6.1)
[INFO] [stderr]       Adding asn1-rs-derive v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding asn1-rs-impl v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding async-fs v1.6.0 (latest: v2.1.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding async-net v1.8.0 (latest: v2.0.0)
[INFO] [stderr]       Adding async-process v1.8.1 (latest: v2.2.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding der-parser v8.2.0 (latest: v9.0.0)
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v3.1.0 (latest: v5.3.0)
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[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding futures-rustls v0.24.0 (latest: v0.26.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding if-addrs v0.10.2 (latest: v0.12.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
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[INFO] [stderr]       Adding netlink-packet-core v0.4.2 (latest: v0.7.0)
[INFO] [stderr]       Adding netlink-packet-route v0.12.0 (latest: v0.19.0)
[INFO] [stderr]       Adding netlink-proto v0.10.0 (latest: v0.11.3)
[INFO] [stderr]       Adding nix v0.24.3 (latest: v0.28.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding oid-registry v0.6.1 (latest: v0.7.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding rcgen v0.11.3 (latest: v0.13.1)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rtnetlink v0.10.1 (latest: v0.14.1)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding smol v1.3.0 (latest: v2.0.0)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding system-configuration v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding system-configuration-sys v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding unsigned-varint v0.7.2 (latest: v0.8.0)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows v0.51.1 (latest: v0.54.0)
[INFO] [stderr]       Adding windows-core v0.51.1 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding x509-parser v0.15.1 (latest: v0.16.0)
[INFO] [stderr]       Adding yamux v0.12.1 (latest: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unsigned-varint v0.8.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.45.1
[INFO] [stderr]   Downloaded quinn-udp v0.4.1
[INFO] [stderr]   Downloaded libp2p-core v0.41.2
[INFO] [stderr]   Downloaded rw-stream-sink v0.4.0
[INFO] [stderr]   Downloaded polyval v0.6.2
[INFO] [stderr]   Downloaded asynchronous-codec v0.7.0
[INFO] [stderr]   Downloaded netlink-packet-utils v0.5.2
[INFO] [stderr]   Downloaded ctr v0.9.2
[INFO] [stderr]   Downloaded aes v0.8.4
[INFO] [stderr]   Downloaded quick-protobuf v0.8.1
[INFO] [stderr]   Downloaded quinn-proto v0.10.6
[INFO] [stderr]   Downloaded snow v0.9.6
[INFO] [stderr]   Downloaded aes-gcm v0.10.3
[INFO] [stderr]   Downloaded x25519-dalek v2.0.1
[INFO] [stderr]   Downloaded netlink-packet-route v0.12.0
[INFO] [stderr]   Downloaded if-addrs v0.10.2
[INFO] [stderr]   Downloaded rtnetlink v0.10.1
[INFO] [stderr]   Downloaded async-net v1.8.0
[INFO] [stderr]   Downloaded pem v3.0.3
[INFO] [stderr]   Downloaded libp2p-tls v0.3.0
[INFO] [stderr]   Downloaded libp2p-identity v0.2.8
[INFO] [stderr]   Downloaded netlink-proto v0.10.0
[INFO] [stderr]   Downloaded ghash v0.5.1
[INFO] [stderr]   Downloaded libp2p-noise v0.44.0
[INFO] [stderr]   Downloaded netlink-packet-core v0.4.2
[INFO] [stderr]   Downloaded netlink-sys v0.8.6
[INFO] [stderr]   Downloaded if-watch v3.2.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.41.0
[INFO] [stderr]   Downloaded futures-rustls v0.24.0
[INFO] [stderr]   Downloaded multiaddr v0.18.1
[INFO] [stderr]   Downloaded multihash v0.19.1
[INFO] [stderr]   Downloaded multistream-select v0.13.0
[INFO] [stderr]   Downloaded yamux v0.12.1
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.12
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.14
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded yamux v0.13.1
[INFO] [stderr]   Downloaded quinn v0.10.2
[INFO] [stderr]   Downloaded windows v0.51.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 297e89688f561ca25e1fca6933d9c5249de0139004705c628de52d8937abdb22
[INFO] running `Command { std: "docker" "start" "-a" "297e89688f561ca25e1fca6933d9c5249de0139004705c628de52d8937abdb22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "297e89688f561ca25e1fca6933d9c5249de0139004705c628de52d8937abdb22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297e89688f561ca25e1fca6933d9c5249de0139004705c628de52d8937abdb22", kill_on_drop: false }`
[INFO] [stdout] 297e89688f561ca25e1fca6933d9c5249de0139004705c628de52d8937abdb22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92dadafa4243f86d241426d4a87ef6f7fc21c97f53c956938f955c529436d3eb
[INFO] running `Command { std: "docker" "start" "-a" "92dadafa4243f86d241426d4a87ef6f7fc21c97f53c956938f955c529436d3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking core2 v0.4.0
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[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking multihash v0.19.1
[INFO] [stderr]     Checking base-x v0.2.11
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[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking unsigned-varint v0.8.0
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[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling oid-registry v0.6.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking nix v0.24.3
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[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking digest v0.10.7
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[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking regex v1.10.4
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[INFO] [stderr]     Checking quickcheck v1.0.3
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[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]    Compiling asn1-rs-impl v0.1.0
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[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
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[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking thiserror v1.0.58
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[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]     Checking asn1-rs v0.5.2
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[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking quinn-proto v0.10.6
[INFO] [stderr]     Checking futures-rustls v0.24.0
[INFO] [stderr]     Checking netlink-packet-core v0.4.2
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking netlink-packet-route v0.12.0
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking libp2p-identity v0.2.8
[INFO] [stderr]     Checking multiaddr v0.18.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking der-parser v8.2.0
[INFO] [stderr]     Checking x509-parser v0.15.1
[INFO] [stderr]     Checking quinn v0.10.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking asynchronous-codec v0.7.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rw-stream-sink v0.4.0
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[INFO] [stderr]     Checking netlink-sys v0.8.6
[INFO] [stderr]     Checking yamux v0.12.1
[INFO] [stderr]     Checking yamux v0.13.1
[INFO] [stderr]     Checking netlink-proto v0.10.0
[INFO] [stderr]     Checking libp2p-core v0.41.2
[INFO] [stderr]     Checking rtnetlink v0.10.1
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[INFO] [stderr]     Checking libp2p-tls v0.3.0
[INFO] [stderr]     Checking libp2p-yamux v0.45.1
[INFO] [stderr]     Checking libp2p-tcp v0.41.0
[INFO] [stderr]     Checking libp2p-noise v0.44.0
[INFO] [stderr]     Checking libp2p-quic v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.98s
[INFO] running `Command { std: "docker" "inspect" "92dadafa4243f86d241426d4a87ef6f7fc21c97f53c956938f955c529436d3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92dadafa4243f86d241426d4a87ef6f7fc21c97f53c956938f955c529436d3eb", kill_on_drop: false }`
[INFO] [stdout] 92dadafa4243f86d241426d4a87ef6f7fc21c97f53c956938f955c529436d3eb