[INFO] crate pallet-babe 2.0.0-alpha.5 is already in cache
[INFO] checking pallet-babe-2.0.0-alpha.5 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] extracting crate pallet-babe 2.0.0-alpha.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pallet-babe 2.0.0-alpha.5 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pallet-babe 2.0.0-alpha.5
[INFO] finished tweaking crates.io crate pallet-babe 2.0.0-alpha.5
[INFO] tweaked toml for crates.io crate pallet-babe 2.0.0-alpha.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7e43cca8dd24627027d98aea7e28580f7f07af58a097def4b593c496ce08f3b9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7e43cca8dd24627027d98aea7e28580f7f07af58a097def4b593c496ce08f3b9"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-alpha.5
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking salsa20-core v0.2.3
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking fixed-hash v0.6.0
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking salsa20 v0.3.0
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking trie-db v0.20.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-alpha.5
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0-alpha.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr] error: could not compile `wasm-bindgen-backend`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wasm_bindgen_backend --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-backend-0.2.60/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="spans"' -C metadata=01dc0cb746839d12 -C extra-filename=-01dc0cb746839d12 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-2522d75d92253c08.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3a7f457d47226df6.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-296ad571e1981677.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8e3ab0b21978aa96.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e85f06c4f5f19e7f.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3b8eb662561ce67.rmeta --extern wasm_bindgen_shared=/opt/rustwide/target/debug/deps/libwasm_bindgen_shared-02b6cedcb003a546.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sp-debug-derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name sp_debug_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-debug-derive-2.0.0-alpha.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 --cfg 'feature="std"' -C metadata=574c44cb0827f809 -C extra-filename=-574c44cb0827f809 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8e3ab0b21978aa96.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e85f06c4f5f19e7f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3b8eb662561ce67.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pin-project-internal`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pin_project_internal --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pin-project-internal-0.4.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=a6be42a661505d18 -C extra-filename=-a6be42a661505d18 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8e3ab0b21978aa96.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e85f06c4f5f19e7f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3b8eb662561ce67.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.1.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=3fb3986fc672014d -C extra-filename=-3fb3986fc672014d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8e3ab0b21978aa96.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e85f06c4f5f19e7f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3b8eb662561ce67.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tracing-attributes`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_attributes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-attributes-0.1.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=5b50bbd31ad753f3 -C extra-filename=-5b50bbd31ad753f3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-e85f06c4f5f19e7f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3b8eb662561ce67.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7e43cca8dd24627027d98aea7e28580f7f07af58a097def4b593c496ce08f3b9"`
[INFO] running `"docker" "rm" "-f" "7e43cca8dd24627027d98aea7e28580f7f07af58a097def4b593c496ce08f3b9"`
[INFO] [stdout] 7e43cca8dd24627027d98aea7e28580f7f07af58a097def4b593c496ce08f3b9