[INFO] fetching crate exm 0.1.6...
[INFO] documenting exm-0.1.6 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate exm 0.1.6 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate exm 0.1.6 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 exm 0.1.6
[INFO] finished tweaking crates.io crate exm 0.1.6
[INFO] tweaked toml for crates.io crate exm 0.1.6 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate crates.io crate exm 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-yamux v0.32.0
[INFO] [stderr]   Downloaded parity-multiaddr v0.11.2
[INFO] [stderr]   Downloaded libp2p-core v0.28.3
[INFO] [stderr]   Downloaded asynchronous-codec v0.6.0
[INFO] [stderr]   Downloaded exocore-protos v0.1.11
[INFO] [stderr]   Downloaded curve25519-dalek v3.1.0
[INFO] [stderr]   Downloaded aes v0.7.4
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.23.0
[INFO] [stderr]   Downloaded serde-value v0.7.0
[INFO] [stderr]   Downloaded libp2p-ping v0.29.0
[INFO] [stderr]   Downloaded cipher v0.3.0
[INFO] [stderr]   Downloaded ghash v0.4.3
[INFO] [stderr]   Downloaded polyval v0.5.2
[INFO] [stderr]   Downloaded exocore-store v0.1.11
[INFO] [stderr]   Downloaded blake3 v0.3.8
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded blake2s_simd v0.5.11
[INFO] [stderr]   Downloaded libp2p-dns v0.28.1
[INFO] [stderr]   Downloaded mailparse v0.13.5
[INFO] [stderr]   Downloaded log4rs v1.0.0
[INFO] [stderr]   Downloaded libp2p-noise v0.31.0
[INFO] [stderr]   Downloaded seahash v4.1.0
[INFO] [stderr]   Downloaded exocore-core v0.1.11
[INFO] [stderr]   Downloaded charset v0.1.2
[INFO] [stderr]   Downloaded chardetng v0.1.13
[INFO] [stderr]   Downloaded multihash v0.14.0
[INFO] [stderr]   Downloaded shadow-rs v0.6.2
[INFO] [stderr]   Downloaded google-gmail1 v2.0.4+20210322
[INFO] [stderr]   Downloaded exomind-gmail v0.1.6
[INFO] [stderr]   Downloaded snow v0.8.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.28.0
[INFO] [stderr]   Downloaded asn1_der v0.7.4
[INFO] [stderr]   Downloaded capnp v0.14.3
[INFO] [stderr]   Downloaded libp2p-websocket v0.29.0
[INFO] [stderr]   Downloaded petname v1.1.0
[INFO] [stderr]   Downloaded multistream-select v0.10.2
[INFO] [stderr]   Downloaded capnpc v0.14.4
[INFO] [stderr]   Downloaded protobuf v2.24.1
[INFO] [stderr]   Downloaded yup-oauth2 v5.1.0
[INFO] [stderr]   Downloaded aes-gcm v0.9.3
[INFO] [stderr]   Downloaded libp2p-tcp v0.28.0
[INFO] [stderr]   Downloaded exomind-protos v0.1.6
[INFO] [stderr]   Downloaded exocore-transport v0.1.11
[INFO] [stderr]   Downloaded poly1305 v0.7.1
[INFO] [stderr]   Downloaded chacha20 v0.7.2
[INFO] [stderr]   Downloaded aead v0.4.2
[INFO] [stderr]   Downloaded chacha20poly1305 v0.8.1
[INFO] [stderr]   Downloaded libp2p-swarm v0.29.0
[INFO] [stderr]   Downloaded which v4.2.1
[INFO] [stderr]   Downloaded libp2p-identify v0.29.0
[INFO] [stderr]   Downloaded ctr v0.8.0
[INFO] [stderr]   Downloaded yamux v0.9.0
[INFO] [stderr]   Downloaded zeroize v1.3.0
[INFO] [stderr]   Downloaded exocore v0.1.11
[INFO] [stderr]   Downloaded libp2p v0.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] b8ac17e9d43e087ae8917035b30f13ed2d7b58773b5816b56d931abcc40f77ea
[INFO] running `Command { std: "docker" "start" "-a" "b8ac17e9d43e087ae8917035b30f13ed2d7b58773b5816b56d931abcc40f77ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8ac17e9d43e087ae8917035b30f13ed2d7b58773b5816b56d931abcc40f77ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ac17e9d43e087ae8917035b30f13ed2d7b58773b5816b56d931abcc40f77ea", kill_on_drop: false }`
[INFO] [stdout] b8ac17e9d43e087ae8917035b30f13ed2d7b58773b5816b56d931abcc40f77ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 45372791cb75bb5a5be590a5d19da4b9e6fd5ab0814e37f4bcf09ce787387710
[INFO] running `Command { std: "docker" "start" "-a" "45372791cb75bb5a5be590a5d19da4b9e6fd5ab0814e37f4bcf09ce787387710", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking asn1_der v0.7.4
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling capnp v0.14.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking quoted_printable v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking chardetng v0.1.13
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling capnpc v0.14.4
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling snow v0.8.0
[INFO] [stderr]     Checking charset v0.1.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking mailparse v0.13.5
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking if-addrs v0.6.5
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling which v4.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking aead v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking aes v0.7.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking polyval v0.5.2
[INFO] [stderr]     Checking poly1305 v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking ghash v0.4.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking aes-gcm v0.9.3
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking petname v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.23.0
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libsecp256k1-0.3.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="std"' --cfg 'feature="typenum"' -C metadata=e7e4a1c60ed809e8 -C extra-filename=-e7e4a1c60ed809e8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-2a288548cf333a87.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-528d18bacc9db2ac.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-b0ca9fd9aebe59ef.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-378fc1a03d31642b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e64cccd6e762ad08.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-9e75572ef2af703b.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-0f23a8ac4c8a306f.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-8fa0e6bbb9428c5d.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "45372791cb75bb5a5be590a5d19da4b9e6fd5ab0814e37f4bcf09ce787387710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45372791cb75bb5a5be590a5d19da4b9e6fd5ab0814e37f4bcf09ce787387710", kill_on_drop: false }`
[INFO] [stdout] 45372791cb75bb5a5be590a5d19da4b9e6fd5ab0814e37f4bcf09ce787387710
