[INFO] cloning repository https://github.com/tendermint/kms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tendermint/kms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftendermint%2Fkms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftendermint%2Fkms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 887960023d53ed20c76433500ca497c0857ab449
[INFO] documenting tendermint/kms against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftendermint%2Fkms" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tendermint/kms on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tendermint/kms
[INFO] finished tweaking git repo https://github.com/tendermint/kms
[INFO] tweaked toml for git repo https://github.com/tendermint/kms written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tendermint/kms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiny_http v0.7.0
[INFO] [stderr]   Downloaded rusb v0.5.5
[INFO] [stderr]   Downloaded libusb1-sys v0.3.7
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded backtrace v0.3.47
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]   Downloaded poly1305 v0.5.2
[INFO] [stderr]   Downloaded chacha20poly1305 v0.4.1
[INFO] [stderr]   Downloaded signatory-ledger-tm v0.19.1
[INFO] [stderr]   Downloaded chacha20 v0.3.4
[INFO] [stderr]   Downloaded abscissa_derive v0.5.0
[INFO] [stderr]   Downloaded signal-hook v0.1.15
[INFO] [stderr]   Downloaded tracing-subscriber v0.1.6
[INFO] [stderr]   Downloaded canonical-path v2.0.2
[INFO] [stderr]   Downloaded gumdrop_derive v0.7.0
[INFO] [stderr]   Downloaded atomicwrites v0.2.5
[INFO] [stderr]   Downloaded tendermint v0.13.0
[INFO] [stderr]   Downloaded ecdsa v0.5.0
[INFO] [stderr]   Downloaded signature v1.0.1
[INFO] [stderr]   Downloaded yubihsm v0.33.0
[INFO] [stderr]   Downloaded dbl v0.2.1
[INFO] [stderr]   Downloaded p384 v0.1.0
[INFO] [stderr]   Downloaded gumdrop v0.7.0
[INFO] [stderr]   Downloaded prost-amino v0.5.0
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded anomaly v0.2.0
[INFO] [stderr]   Downloaded p256 v0.1.0
[INFO] [stderr]   Downloaded signature_derive v1.0.0-pre.2
[INFO] [stderr]   Downloaded prost-amino-derive v0.5.0
[INFO] [stderr]   Downloaded color-backtrace v0.3.0
[INFO] [stderr]   Downloaded abscissa_core v0.5.2
[INFO] [stderr]   Downloaded nix v0.13.1
[INFO] [stderr]   Downloaded tai64 v3.1.0
[INFO] [stderr]   Downloaded addr2line v0.12.0
[INFO] [stderr]   Downloaded signatory-dalek v0.19.0
[INFO] [stderr]   Downloaded signatory-secp256k1 v0.19.0
[INFO] [stderr]   Downloaded harp v0.1.0
[INFO] [stderr]   Downloaded k256 v0.1.1
[INFO] [stderr]   Downloaded signatory v0.19.0
[INFO] [stderr]   Downloaded chunked_transfer v1.1.0
[INFO] [stderr]   Downloaded syn v1.0.20
[INFO] [stderr]   Downloaded hkd32 v0.3.1
[INFO] [stderr]   Downloaded elliptic-curve v0.3.0
[INFO] [stderr]   Downloaded cmac v0.2.0
[INFO] [stderr]   Downloaded ledger v0.2.5
[INFO] [stderr]   Downloaded hidapi v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a587af9a7e3d1acf188b35701d69745dbedaa83efb436c30d3400434bfa0d83c
[INFO] running `Command { std: "docker" "start" "-a" "a587af9a7e3d1acf188b35701d69745dbedaa83efb436c30d3400434bfa0d83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a587af9a7e3d1acf188b35701d69745dbedaa83efb436c30d3400434bfa0d83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a587af9a7e3d1acf188b35701d69745dbedaa83efb436c30d3400434bfa0d83c", kill_on_drop: false }`
[INFO] [stdout] a587af9a7e3d1acf188b35701d69745dbedaa83efb436c30d3400434bfa0d83c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 42ffc2091efda03d99c993656255f9db7fc334d85cae57fc0e7d956dc445e862
[INFO] running `Command { std: "docker" "start" "-a" "42ffc2091efda03d99c993656255f9db7fc334d85cae57fc0e7d956dc445e862", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]     Checking canonical-path v2.0.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking generational-arena v0.2.7
[INFO] [stderr]     Checking addr2line v0.12.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking prost-amino v0.5.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking universal-hash v0.3.0
[INFO] [stderr]     Checking signal-hook v0.1.15
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.47
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking poly1305 v0.5.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking color-backtrace v0.3.0
[INFO] [stderr]     Checking anomaly v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]    Compiling prost-amino-derive v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling signature_derive v1.0.0-pre.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking signature v1.0.1
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking elliptic-curve v0.3.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking chacha20 v0.3.4
[INFO] [stderr]     Checking hkd32 v0.3.1
[INFO] [stderr]    Compiling abscissa_derive v0.5.0
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking k256 v0.1.1
[INFO] [stderr]     Checking chacha20poly1305 v0.4.1
[INFO] [stderr]     Checking x25519-dalek v0.6.0
[INFO] [stderr]     Checking ecdsa v0.5.0
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking signatory v0.19.0
[INFO] [stderr]     Checking gumdrop v0.7.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking signatory-secp256k1 v0.19.0
[INFO] [stderr]     Checking signatory-dalek v0.19.0
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking tai64 v3.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.1.6
[INFO] [stderr]     Checking abscissa_core v0.5.2
[INFO] [stderr]     Checking tendermint v0.13.0
[INFO] [stderr]  Documenting tmkms v0.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: please enable one of the following backends with cargo's --features argument: yubihsm, ledgertm, softsign (e.g. --features=yubihsm)
[INFO] [stdout]   --> src/lib.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / compile_error!(
[INFO] [stdout] 9  | |     "please enable one of the following backends with cargo's --features argument: \
[INFO] [stdout] 10 | |      yubihsm, ledgertm, softsign (e.g. --features=yubihsm)"
[INFO] [stdout] 11 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tmkms`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name tmkms src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern abscissa_core=/opt/rustwide/target/debug/deps/libabscissa_core-535f46c6c9961388.rmeta --extern atomicwrites=/opt/rustwide/target/debug/deps/libatomicwrites-7a69fb175454c37b.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-9f527e29df1c1ab7.rmeta --extern chacha20poly1305=/opt/rustwide/target/debug/deps/libchacha20poly1305-af57b4ccc7c509a9.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-754a0c9b292b2ca3.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-5bf3bf726d965107.rmeta --extern gumdrop=/opt/rustwide/target/debug/deps/libgumdrop-a405c5b6d1b211bc.rmeta --extern hkd32=/opt/rustwide/target/debug/deps/libhkd32-4ba7923e931f4159.rmeta --extern hkdf=/opt/rustwide/target/debug/deps/libhkdf-ff17ca2d8be73cc4.rmeta --extern hmac=/opt/rustwide/target/debug/deps/libhmac-9c82c1b5da48eddd.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-4f07df86045a6f83.rmeta --extern prost_amino=/opt/rustwide/target/debug/deps/libprost_amino-af569bf9e2a526d5.rmeta --extern prost_amino_derive=/opt/rustwide/target/debug/deps/libprost_amino_derive-daf2ab8909eac162.so --extern rand=/opt/rustwide/target/debug/deps/librand-01c113de45fcf98b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-e7542092e5b4767e.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c4f50e59ce0e4629.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-60f0336c01dca405.rmeta --extern signatory=/opt/rustwide/target/debug/deps/libsignatory-c4d93607d04479fe.rmeta --extern signatory_dalek=/opt/rustwide/target/debug/deps/libsignatory_dalek-44205fde32e5163f.rmeta --extern signatory_secp256k1=/opt/rustwide/target/debug/deps/libsignatory_secp256k1-a09d2564e3e58532.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-3c1742f56fcace5c.rmeta --extern subtle_encoding=/opt/rustwide/target/debug/deps/libsubtle_encoding-5c96fca28da37253.rmeta --extern tendermint=/opt/rustwide/target/debug/deps/libtendermint-4e5ea9787b9e74e7.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-87fa1571b7e874eb.rmeta --extern wait_timeout=/opt/rustwide/target/debug/deps/libwait_timeout-80ba6e0ddd7f6d46.rmeta --extern x25519_dalek=/opt/rustwide/target/debug/deps/libx25519_dalek-6b729cfff124feaf.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-f25d94638a28248e.rmeta --cap-lints=warn --crate-version 0.7.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "42ffc2091efda03d99c993656255f9db7fc334d85cae57fc0e7d956dc445e862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ffc2091efda03d99c993656255f9db7fc334d85cae57fc0e7d956dc445e862", kill_on_drop: false }`
[INFO] [stdout] 42ffc2091efda03d99c993656255f9db7fc334d85cae57fc0e7d956dc445e862
