[INFO] fetching crate sprattus 0.0.1...
[INFO] documenting sprattus-0.0.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate sprattus 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sprattus 0.0.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sprattus 0.0.1
[INFO] finished tweaking crates.io crate sprattus 0.0.1
[INFO] tweaked toml for crates.io crate sprattus 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d35470c7641e2d4b48e8d2c115c47c38372692f0d4b746455eb730eb3fe204d
[INFO] running `Command { std: "docker" "start" "-a" "9d35470c7641e2d4b48e8d2c115c47c38372692f0d4b746455eb730eb3fe204d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d35470c7641e2d4b48e8d2c115c47c38372692f0d4b746455eb730eb3fe204d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d35470c7641e2d4b48e8d2c115c47c38372692f0d4b746455eb730eb3fe204d", kill_on_drop: false }`
[INFO] [stdout] 9d35470c7641e2d4b48e8d2c115c47c38372692f0d4b746455eb730eb3fe204d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33f77011d5a9fdc9fe2080a93f16c7b738813bfbdea7371175107f48faca62f8
[INFO] running `Command { std: "docker" "start" "-a" "33f77011d5a9fdc9fe2080a93f16c7b738813bfbdea7371175107f48faca62f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking siphasher v0.3.6
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.16
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking postgres-protocol v0.5.0-alpha.2
[INFO] [stderr]     Checking postgres-types v0.1.0-alpha.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling sprattus-derive v0.0.1
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sprattus-derive-0.0.1/src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | use syn::export::TokenStream2;
[INFO] [stdout]    |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sprattus-derive`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "33f77011d5a9fdc9fe2080a93f16c7b738813bfbdea7371175107f48faca62f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f77011d5a9fdc9fe2080a93f16c7b738813bfbdea7371175107f48faca62f8", kill_on_drop: false }`
[INFO] [stdout] 33f77011d5a9fdc9fe2080a93f16c7b738813bfbdea7371175107f48faca62f8
