[INFO] cloning repository DanielHeath/venn-genn
[INFO] running `"git" "clone" "--bare" "git://github.com/DanielHeath/venn-genn.git" "work/cache/sources/gh/DanielHeath/venn-genn"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/DanielHeath/venn-genn'...
[INFO] running `"git" "clone" "work/cache/sources/gh/DanielHeath/venn-genn" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DanielHeath/venn-genn"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DanielHeath/venn-genn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DanielHeath/venn-genn" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DanielHeath/venn-genn"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DanielHeath/venn-genn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 010e4d0d5a6f0b58de4c443523443b81be0a1a23
[INFO] sha for GitHub repo DanielHeath/venn-genn: 010e4d0d5a6f0b58de4c443523443b81be0a1a23
[INFO] validating manifest of DanielHeath/venn-genn on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DanielHeath/venn-genn on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DanielHeath/venn-genn
[INFO] finished frobbing DanielHeath/venn-genn
[INFO] frobbed toml for DanielHeath/venn-genn written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DanielHeath/venn-genn/Cargo.toml
[INFO] started frobbing DanielHeath/venn-genn
[INFO] finished frobbing DanielHeath/venn-genn
[INFO] frobbed toml for DanielHeath/venn-genn written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DanielHeath/venn-genn/Cargo.toml
[INFO] crate DanielHeath/venn-genn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DanielHeath/venn-genn against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DanielHeath/venn-genn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ea873f7a03c3c61ead132411d01752f3eadc722181dc955c404509ae7b004f77
[INFO] running `"docker" "start" "-a" "ea873f7a03c3c61ead132411d01752f3eadc722181dc955c404509ae7b004f77"`
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking rocket_http v0.4.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking rocket v0.4.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.0/src/fairing/ad_hoc.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::boxed::FnBox;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `rocket`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ea873f7a03c3c61ead132411d01752f3eadc722181dc955c404509ae7b004f77"`
[INFO] running `"docker" "rm" "-f" "ea873f7a03c3c61ead132411d01752f3eadc722181dc955c404509ae7b004f77"`
[INFO] [stdout] ea873f7a03c3c61ead132411d01752f3eadc722181dc955c404509ae7b004f77