[INFO] updating cached repository hdevalence/bulletproof-aggregator [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/hdevalence/bulletproof-aggregator [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/hdevalence/bulletproof-aggregator" "work/ex/beta-1.38-1/sources/1.37.0/gh/hdevalence/bulletproof-aggregator"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hdevalence/bulletproof-aggregator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/hdevalence/bulletproof-aggregator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hdevalence/bulletproof-aggregator"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hdevalence/bulletproof-aggregator'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6adde2d226f096053b6884a89de7830b39f4ab6d [INFO] sha for GitHub repo hdevalence/bulletproof-aggregator: 6adde2d226f096053b6884a89de7830b39f4ab6d [INFO] validating manifest of hdevalence/bulletproof-aggregator on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hdevalence/bulletproof-aggregator on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hdevalence/bulletproof-aggregator [INFO] finished frobbing hdevalence/bulletproof-aggregator [INFO] frobbed toml for hdevalence/bulletproof-aggregator written to work/ex/beta-1.38-1/sources/1.37.0/gh/hdevalence/bulletproof-aggregator/Cargo.toml [INFO] started frobbing hdevalence/bulletproof-aggregator [INFO] finished frobbing hdevalence/bulletproof-aggregator [INFO] frobbed toml for hdevalence/bulletproof-aggregator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hdevalence/bulletproof-aggregator/Cargo.toml [INFO] crate hdevalence/bulletproof-aggregator already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing hdevalence/bulletproof-aggregator against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hdevalence/bulletproof-aggregator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] fef0a461087ffbb2cf1ac87a43dfb19df54b02390e70fb2a58cbb6dabed10ce4 [INFO] running `"docker" "start" "-a" "fef0a461087ffbb2cf1ac87a43dfb19df54b02390e70fb2a58cbb6dabed10ce4"` [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.25 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling subtle v2.0.0 [INFO] [stderr] Compiling keccak v0.1.0 [INFO] [stderr] Compiling openssl-sys v0.9.40 [INFO] [stderr] Compiling clear_on_drop v0.2.3 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling serde_json v1.0.36 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling mime v0.3.13 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling serde_urlencoded v0.5.4 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling rand_os v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling libflate v0.1.19 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling serde_cbor v0.9.0 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling sha3 v0.8.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling openssl v0.10.16 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling tokio-io v0.1.11 [INFO] [stderr] Compiling http v0.1.14 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling curve25519-dalek v1.0.1 [INFO] [stderr] Compiling merlin v1.0.2 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.6 [INFO] [stderr] Compiling tokio-reactor v0.1.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.10 [INFO] [stderr] Compiling h2 v0.1.15 [INFO] [stderr] Compiling env_logger v0.6.0 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling pretty_env_logger v0.3.0 [INFO] [stderr] Compiling tokio-fs v0.1.5 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling tokio v0.1.14 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling hyper v0.12.21 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling bulletproofs v1.0.1 [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bulletproofs-1.0.1/src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(nll)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bulletproofs-1.0.1/src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(external_doc)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bulletproofs-1.0.1/src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(try_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Compiling reqwest v0.9.8 [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `bulletproofs`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "fef0a461087ffbb2cf1ac87a43dfb19df54b02390e70fb2a58cbb6dabed10ce4"` [INFO] running `"docker" "rm" "-f" "fef0a461087ffbb2cf1ac87a43dfb19df54b02390e70fb2a58cbb6dabed10ce4"` [INFO] [stdout] fef0a461087ffbb2cf1ac87a43dfb19df54b02390e70fb2a58cbb6dabed10ce4