[INFO] cloning repository QED-it/zkinterface-bellman
[INFO] running `"git" "clone" "--bare" "git://github.com/QED-it/zkinterface-bellman.git" "work/cache/sources/gh/QED-it/zkinterface-bellman"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/QED-it/zkinterface-bellman'...
[INFO] running `"git" "clone" "work/cache/sources/gh/QED-it/zkinterface-bellman" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/QED-it/zkinterface-bellman"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/QED-it/zkinterface-bellman'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/QED-it/zkinterface-bellman" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/QED-it/zkinterface-bellman"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/QED-it/zkinterface-bellman'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a4726a34f2a1b476c0769f1bee94b91e88428675
[INFO] sha for GitHub repo QED-it/zkinterface-bellman: a4726a34f2a1b476c0769f1bee94b91e88428675
[INFO] validating manifest of QED-it/zkinterface-bellman 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 QED-it/zkinterface-bellman 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 QED-it/zkinterface-bellman
[INFO] finished frobbing QED-it/zkinterface-bellman
[INFO] frobbed toml for QED-it/zkinterface-bellman written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/QED-it/zkinterface-bellman/Cargo.toml
[INFO] started frobbing QED-it/zkinterface-bellman
[INFO] finished frobbing QED-it/zkinterface-bellman
[INFO] frobbed toml for QED-it/zkinterface-bellman written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/QED-it/zkinterface-bellman/Cargo.toml
[INFO] crate QED-it/zkinterface-bellman 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]  Downloading crates ...
[INFO] [stderr]   Downloaded zkinterface v1.0.6
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking QED-it/zkinterface-bellman against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/QED-it/zkinterface-bellman:/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 54f7824d9760075847eeaaa3a1af7d627dfe8f3f6daa72b4459bce69ec504d60
[INFO] running `"docker" "start" "-a" "54f7824d9760075847eeaaa3a1af7d627dfe8f3f6daa72b4459bce69ec504d60"`
[INFO] [stderr]     Checking flatbuffers v0.5.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9)
[INFO] [stderr]    Compiling zkinterface v1.0.6
[INFO] [stderr]    Compiling ff_derive v0.3.0 (https://github.com/zcash/librustzcash#d7ba3102)
[INFO] [stderr]     Checking ff v0.4.0 (https://github.com/zcash/librustzcash#d7ba3102)
[INFO] [stderr]     Checking group v0.1.0 (https://github.com/zcash/librustzcash#d7ba3102)
[INFO] [stderr]     Checking pairing v0.14.2 (https://github.com/zcash/librustzcash#d7ba3102)
[INFO] [stderr]     Checking bellman v0.1.0 (https://github.com/zcash/librustzcash#d7ba3102)
[INFO] [stderr]     Checking sapling-crypto v0.0.1 (https://github.com/zcash/librustzcash#d7ba3102)
[INFO] [stderr]     Checking zkinterface_bellman v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/import.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |     exec_fn: &Fn(&[u8]) -> Result<Messages, String>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> Result<Messages, String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/import.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |     exec_fn: &Fn(&[u8]) -> Result<Messages, String>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> Result<Messages, String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.95s
[INFO] running `"docker" "inspect" "54f7824d9760075847eeaaa3a1af7d627dfe8f3f6daa72b4459bce69ec504d60"`
[INFO] running `"docker" "rm" "-f" "54f7824d9760075847eeaaa3a1af7d627dfe8f3f6daa72b4459bce69ec504d60"`
[INFO] [stdout] 54f7824d9760075847eeaaa3a1af7d627dfe8f3f6daa72b4459bce69ec504d60