[INFO] fetching crate tmkms 0.8.0-rc0...
[INFO] documenting tmkms-0.8.0-rc0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate tmkms 0.8.0-rc0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tmkms 0.8.0-rc0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tmkms 0.8.0-rc0
[INFO] finished tweaking crates.io crate tmkms 0.8.0-rc0
[INFO] tweaked toml for crates.io crate tmkms 0.8.0-rc0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate tmkms 0.8.0-rc0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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] 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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d773970bf21bf42297024df5349f818f20e3a7062bc331ce5b027fdff804370
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d773970bf21bf42297024df5349f818f20e3a7062bc331ce5b027fdff804370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d773970bf21bf42297024df5349f818f20e3a7062bc331ce5b027fdff804370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d773970bf21bf42297024df5349f818f20e3a7062bc331ce5b027fdff804370", kill_on_drop: false }`
[INFO] [stdout] 4d773970bf21bf42297024df5349f818f20e3a7062bc331ce5b027fdff804370
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] e3c124411d83fb830099e457ff675ce05618a52a627400e4db85424dd193069d
[INFO] running `Command { std: "docker" "start" "-a" "e3c124411d83fb830099e457ff675ce05618a52a627400e4db85424dd193069d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling serde v1.0.114
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[INFO] [stderr]     Checking opaque-debug v0.2.3
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[INFO] [stderr]     Checking fake-simd v0.1.2
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[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.7
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[INFO] [stderr]    Compiling itertools v0.7.11
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking prost-amino v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking block-buffer v0.8.0
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[INFO] [stderr]     Checking aead v0.3.1
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[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
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[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling signature_derive v1.0.0-pre.2
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling prost-amino-derive v0.6.1
[INFO] [stderr]     Checking signature v1.1.0
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking elliptic-curve v0.4.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking chacha20 v0.4.3
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking hkd32 v0.4.0
[INFO] [stderr]     Checking k256 v0.3.0
[INFO] [stderr]     Checking chacha20poly1305 v0.5.1
[INFO] [stderr]     Checking ecdsa v0.6.0
[INFO] [stderr]     Checking signatory v0.20.0
[INFO] [stderr]     Checking signatory-secp256k1 v0.20.0
[INFO] [stderr]     Checking signatory-dalek v0.20.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking x25519-dalek v0.6.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling abscissa_derive v0.5.0
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]     Checking gumdrop v0.7.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking tracing-subscriber v0.1.6
[INFO] [stderr]     Checking tai64 v3.1.0
[INFO] [stderr]     Checking tendermint v0.14.1
[INFO] [stderr]     Checking abscissa_core v0.5.2
[INFO] [stderr]  Documenting tmkms v0.8.0-rc0 (/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 --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-62386212499a4954.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-4291ca554a19dee5.rmeta --extern chacha20poly1305=/opt/rustwide/target/debug/deps/libchacha20poly1305-b882651caaf4e46e.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-fdf266661ea33194.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-ad1a1a4db4e538c6.rmeta --extern gumdrop=/opt/rustwide/target/debug/deps/libgumdrop-a0a9aba3ae9fbb3a.rmeta --extern hkd32=/opt/rustwide/target/debug/deps/libhkd32-7efd8d0ec8c28b54.rmeta --extern hkdf=/opt/rustwide/target/debug/deps/libhkdf-dc36cca44c3fded5.rmeta --extern k256=/opt/rustwide/target/debug/deps/libk256-b6d214a5e27e71aa.rmeta --extern merlin=/opt/rustwide/target/debug/deps/libmerlin-3bc6e6c8df651a38.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-f7a5cb7d867a8b44.rmeta --extern prost_amino=/opt/rustwide/target/debug/deps/libprost_amino-6e334b75b52c6dc0.rmeta --extern prost_amino_derive=/opt/rustwide/target/debug/deps/libprost_amino_derive-2969eca8d107ebce.so --extern rand=/opt/rustwide/target/debug/deps/librand-3ab3bfa30110ec03.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0b5316ca1d6cb550.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-5a49cefa9bd944cd.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-5a096b3d1b2e59d2.rmeta --extern signatory=/opt/rustwide/target/debug/deps/libsignatory-8a3f67d5fed8393d.rmeta --extern signatory_dalek=/opt/rustwide/target/debug/deps/libsignatory_dalek-5471bf666cec9481.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-04b4be83cde43b68.rmeta --extern subtle_encoding=/opt/rustwide/target/debug/deps/libsubtle_encoding-cfa127f614d3908d.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-f5838006d67be7f3.rmeta --extern tendermint=/opt/rustwide/target/debug/deps/libtendermint-7044e4cc2ab9b958.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-347ad3278fc10495.rmeta --extern wait_timeout=/opt/rustwide/target/debug/deps/libwait_timeout-74c225b6ef2ea1a4.rmeta --extern x25519_dalek=/opt/rustwide/target/debug/deps/libx25519_dalek-193ae7f4556f9ee0.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-64aa758d4c5c6523.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "e3c124411d83fb830099e457ff675ce05618a52a627400e4db85424dd193069d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c124411d83fb830099e457ff675ce05618a52a627400e4db85424dd193069d", kill_on_drop: false }`
[INFO] [stdout] e3c124411d83fb830099e457ff675ce05618a52a627400e4db85424dd193069d