[INFO] fetching crate azure-functions 0.11.0...
[INFO] checking azure-functions-0.11.0 against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] extracting crate azure-functions 0.11.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate azure-functions 0.11.0
[INFO] finished tweaking crates.io crate azure-functions 0.11.0
[INFO] tweaked toml for crates.io crate azure-functions 0.11.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate azure-functions 0.11.0 on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 222 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.53)
[INFO] [stderr]       Adding h2 v0.2.0-alpha.3 (available: v0.2.7)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.3.1)
[INFO] [stderr]       Adding http-body v0.2.0-alpha.3 (available: v0.2.0)
[INFO] [stderr]       Adding hyper v0.13.0-alpha.4 (available: v0.13.10)
[INFO] [stderr]       Adding semver v0.9.0 (available: v1.0.27)
[INFO] [stderr]       Adding sha1 v0.6.1 (available: v0.10.6)
[INFO] [stderr]       Adding tokio v0.2.0-alpha.6 (available: v0.2.25)
[INFO] [stderr]       Adding tokio-macros v0.2.0-alpha.6 (available: v0.2.6)
[INFO] [stderr]       Adding tonic v0.1.0-alpha.6 (available: v0.1.1)
[INFO] [stderr]       Adding tower v0.3.0-alpha.2 (available: v0.3.1)
[INFO] [stderr]       Adding tower-balance v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-buffer v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-discover v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-layer v0.3.0-alpha.2 (available: v0.3.3)
[INFO] [stderr]       Adding tower-limit v0.3.0-alpha.2 (available: v0.3.1)
[INFO] [stderr]       Adding tower-load v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-load-shed v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-make v0.3.0-alpha.2a (available: v0.3.0)
[INFO] [stderr]       Adding tower-retry v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-service v0.3.0-alpha.2 (available: v0.3.3)
[INFO] [stderr]       Adding tower-timeout v0.3.0-alpha.2 (available: v0.3.0)
[INFO] [stderr]       Adding tower-util v0.3.0-alpha.2 (available: v0.3.1)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding xml-rs v0.8.28 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab5966b5ca7496b70d469b45276c03991fbbad4509e76181d77976b1d35ed534
[INFO] running `Command { std: "docker" "start" "-a" "ab5966b5ca7496b70d469b45276c03991fbbad4509e76181d77976b1d35ed534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab5966b5ca7496b70d469b45276c03991fbbad4509e76181d77976b1d35ed534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5966b5ca7496b70d469b45276c03991fbbad4509e76181d77976b1d35ed534", kill_on_drop: false }`
[INFO] [stdout] ab5966b5ca7496b70d469b45276c03991fbbad4509e76181d77976b1d35ed534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff6f7282ee4b0f97ddd5b79650ba81e59fa09db8a48c1897978bed000e17f33e
[INFO] running `Command { std: "docker" "start" "-a" "ff6f7282ee4b0f97ddd5b79650ba81e59fa09db8a48c1897978bed000e17f33e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling tower-service v0.3.0-alpha.2
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling tower-layer v0.3.0-alpha.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking nix v0.30.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c8085cfed34c45021fc8f66d073f6394b3e35431/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=93934aca2049cab4 -C extra-filename=-186270fccea07e80 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-adaa2a655fe000c3.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ec53b880e3cb018a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ff6f7282ee4b0f97ddd5b79650ba81e59fa09db8a48c1897978bed000e17f33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6f7282ee4b0f97ddd5b79650ba81e59fa09db8a48c1897978bed000e17f33e", kill_on_drop: false }`
[INFO] [stdout] ff6f7282ee4b0f97ddd5b79650ba81e59fa09db8a48c1897978bed000e17f33e