[INFO] fetching crate dubp-documents 0.14.0...
[INFO] checking dubp-documents-0.14.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate dubp-documents 0.14.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dubp-documents 0.14.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dubp-documents 0.14.0
[INFO] finished tweaking crates.io crate dubp-documents 0.14.0
[INFO] tweaked toml for crates.io crate dubp-documents 0.14.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dubp-currency-params v0.2.0
[INFO] [stderr]   Downloaded dup-crypto v0.7.0
[INFO] [stderr]   Downloaded json-pest-parser v0.2.0
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded rust-crypto-wasm v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] c39eb9c235011a50738c14d3fa97db183c9c2b1edc9a886ceeb97c643427e44a
[INFO] running `Command { std: "docker" "start" "-a" "c39eb9c235011a50738c14d3fa97db183c9c2b1edc9a886ceeb97c643427e44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c39eb9c235011a50738c14d3fa97db183c9c2b1edc9a886ceeb97c643427e44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39eb9c235011a50738c14d3fa97db183c9c2b1edc9a886ceeb97c643427e44a", kill_on_drop: false }`
[INFO] [stdout] c39eb9c235011a50738c14d3fa97db183c9c2b1edc9a886ceeb97c643427e44a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db5821362851835563eb572bafa96cc8bda146f5e87f5172d94e8a21eacf1071
[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" "db5821362851835563eb572bafa96cc8bda146f5e87f5172d94e8a21eacf1071", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking durs-common-tools v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking unwrap v1.2.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling sha2-asm v0.5.4
[INFO] [stderr]    Compiling rust-crypto-wasm v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking json-pest-parser v0.2.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking dup-crypto v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking dubp-currency-params v0.2.0
[INFO] [stderr]     Checking dubp-documents v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/documents/transaction.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     /// Wrap UTXO and chain
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/documents/transaction.rs:350:5
[INFO] [stdout]     |
[INFO] [stdout] 350 |     /// Wrap UTXO or chain
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/documents/transaction.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     /// Wrap UTXO and chain
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/documents/transaction.rs:350:5
[INFO] [stdout]     |
[INFO] [stdout] 350 |     /// Wrap UTXO or chain
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "db5821362851835563eb572bafa96cc8bda146f5e87f5172d94e8a21eacf1071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5821362851835563eb572bafa96cc8bda146f5e87f5172d94e8a21eacf1071", kill_on_drop: false }`
[INFO] [stdout] db5821362851835563eb572bafa96cc8bda146f5e87f5172d94e8a21eacf1071