[INFO] fetching crate webaves 0.1.0...
[INFO] checking webaves-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate webaves 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate webaves 0.1.0 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 webaves 0.1.0
[INFO] finished tweaking crates.io crate webaves 0.1.0
[INFO] tweaked toml for crates.io crate webaves 0.1.0 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 248 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bitvec v0.19.6 (latest: v1.0.1)
[INFO] [stderr]       Adding brotli v3.5.0 (latest: v4.0.0)
[INFO] [stderr]       Adding brotli-decompressor v2.5.1 (latest: v3.0.0)
[INFO] [stderr]       Adding dirs v4.0.0 (latest: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (latest: v0.4.1)
[INFO] [stderr]       Adding educe v0.4.23 (latest: v0.5.11)
[INFO] [stderr]       Adding enum-as-inner v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding enum-ordinalize v3.1.15 (latest: v4.3.0)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.3)
[INFO] [stderr]       Adding funty v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding hostname v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.2.3 (latest: v0.5.0)
[INFO] [stderr]       Adding lexical-core v0.7.6 (latest: v0.8.5)
[INFO] [stderr]       Adding nom v6.1.2 (latest: v7.1.3)
[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 opentelemetry v0.17.0 (latest: v0.22.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding radium v0.5.3 (latest: v1.1.0)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[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 remove_dir_all v0.5.3 (latest: v0.8.2)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rustls v0.20.9 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-pemfile v0.3.0 (latest: v2.1.1)
[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 tarpc v0.29.0 (latest: v0.34.0)
[INFO] [stderr]       Adding tarpc-plugins v0.12.0 (latest: v0.13.1)
[INFO] [stderr]       Adding tokio-rustls v0.23.4 (latest: v0.26.0)
[INFO] [stderr]       Adding tokio-serde v0.8.0 (latest: v0.9.0)
[INFO] [stderr]       Adding tokio-util v0.6.10 (latest: v0.7.10)
[INFO] [stderr]       Adding tracing-opentelemetry v0.17.4 (latest: v0.23.0)
[INFO] [stderr]       Adding trust-dns-proto v0.21.2 (latest: v0.23.2)
[INFO] [stderr]       Adding trust-dns-resolver v0.21.2 (latest: v0.23.2)
[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 webpki-roots v0.22.6 (latest: v0.26.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (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 winreg v0.50.0 (latest: v0.52.0)
[INFO] [stderr]       Adding wyz v0.2.0 (latest: v0.6.1)
[INFO] [stderr]       Adding zstd v0.11.2+zstd.1.5.2 (latest: v0.13.1)
[INFO] [stderr]       Adding zstd-safe v5.0.2+zstd.1.5.2 (latest: v7.1.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyknife v0.2.11
[INFO] [stderr]   Downloaded mx3 v1.0.1
[INFO] [stderr]   Downloaded tarpc-plugins v0.12.0
[INFO] [stderr]   Downloaded tarpc v0.29.0
[INFO] [stderr]   Downloaded fslock v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 020a1ce4496bf933027bf1a8d48616ebc0c65c5be3ae33ab9c2ba4aca8562718
[INFO] running `Command { std: "docker" "start" "-a" "020a1ce4496bf933027bf1a8d48616ebc0c65c5be3ae33ab9c2ba4aca8562718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "020a1ce4496bf933027bf1a8d48616ebc0c65c5be3ae33ab9c2ba4aca8562718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020a1ce4496bf933027bf1a8d48616ebc0c65c5be3ae33ab9c2ba4aca8562718", kill_on_drop: false }`
[INFO] [stdout] 020a1ce4496bf933027bf1a8d48616ebc0c65c5be3ae33ab9c2ba4aca8562718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] df32bf9bf5a058f96aa8f3159233c7425eab2b93974cfc2cb9b146250054b1dd
[INFO] running `Command { std: "docker" "start" "-a" "df32bf9bf5a058f96aa8f3159233c7425eab2b93974cfc2cb9b146250054b1dd", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking rustls-pemfile v0.3.0
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]    Compiling test-log-macros v0.2.15
[INFO] [stderr]     Checking mx3 v1.0.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fslock v0.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking whoami v1.5.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking brotli v3.5.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking opentelemetry v0.17.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]    Compiling tarpc-plugins v0.12.0
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking tracing-opentelemetry v0.17.4
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking rustyknife v0.2.11
[INFO] [stderr]     Checking test-log v0.2.15
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking tokio-serde v0.8.0
[INFO] [stderr]     Checking tarpc v0.29.0
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking trust-dns-proto v0.21.2
[INFO] [stderr]     Checking trust-dns-resolver v0.21.2
[INFO] [stderr]     Checking webaves v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "df32bf9bf5a058f96aa8f3159233c7425eab2b93974cfc2cb9b146250054b1dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df32bf9bf5a058f96aa8f3159233c7425eab2b93974cfc2cb9b146250054b1dd", kill_on_drop: false }`
[INFO] [stdout] df32bf9bf5a058f96aa8f3159233c7425eab2b93974cfc2cb9b146250054b1dd