[INFO] fetching crate safecoin-merkle-tree 1.6.18...
[INFO] documenting safecoin-merkle-tree-1.6.18 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate safecoin-merkle-tree 1.6.18 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate safecoin-merkle-tree 1.6.18 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safecoin-merkle-tree 1.6.18
[INFO] finished tweaking crates.io crate safecoin-merkle-tree 1.6.18
[INFO] tweaked toml for crates.io crate safecoin-merkle-tree 1.6.18 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41567c4d678684d169b4ddd9fdafa4ca889cb0df70f232f7279c87857f4dc04e
[INFO] running `Command { std: "docker" "start" "-a" "41567c4d678684d169b4ddd9fdafa4ca889cb0df70f232f7279c87857f4dc04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41567c4d678684d169b4ddd9fdafa4ca889cb0df70f232f7279c87857f4dc04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41567c4d678684d169b4ddd9fdafa4ca889cb0df70f232f7279c87857f4dc04e", kill_on_drop: false }`
[INFO] [stdout] 41567c4d678684d169b4ddd9fdafa4ca889cb0df70f232f7279c87857f4dc04e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d1cd6f045b304096f770629080649a6304751da025daf588ddada2d1b35c784
[INFO] running `Command { std: "docker" "start" "-a" "1d1cd6f045b304096f770629080649a6304751da025daf588ddada2d1b35c784", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
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[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking subtle v2.4.1
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[INFO] [stderr]     Checking block-padding v0.2.1
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[INFO] [stderr]     Checking regex-syntax v0.6.26
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[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling rustversion v1.0.6
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[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bs58 v0.3.1
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[INFO] [stderr]    Compiling safecoin-frozen-abi-macro v1.8.12
[INFO] [stderr]    Compiling safecoin-frozen-abi v1.8.12
[INFO] [stderr]    Compiling safecoin-program v1.8.12
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[INFO] [stderr]     Checking safecoin-logger v1.8.12
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[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
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[INFO] [stderr]  Documenting safecoin-merkle-tree v1.6.18 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `solana_program`
[INFO] [stdout]  --> src/merkle_tree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use solana_program::hash::{hashv, Hash};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `solana_program`
[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] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `safecoin-merkle-tree`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name solana_merkle_tree src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=808a3cb2558ce88f -L dependency=/opt/rustwide/target/debug/deps --extern fast_math=/opt/rustwide/target/debug/deps/libfast_math-d41c808439a1fd8b.rmeta --extern safecoin_program=/opt/rustwide/target/debug/deps/libsafecoin_program-7fd809a7995c0836.rmeta --cap-lints=warn --crate-version 1.6.18` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1d1cd6f045b304096f770629080649a6304751da025daf588ddada2d1b35c784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1cd6f045b304096f770629080649a6304751da025daf588ddada2d1b35c784", kill_on_drop: false }`
[INFO] [stdout] 1d1cd6f045b304096f770629080649a6304751da025daf588ddada2d1b35c784