[INFO] cloning repository https://github.com/Curdata-project/ewf-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Curdata-project/ewf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurdata-project%2Fewf-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurdata-project%2Fewf-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b3dd8fa38c9c81b776012b78614e6f724dca5a6
[INFO] documenting Curdata-project/ewf-rs against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurdata-project%2Fewf-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Curdata-project/ewf-rs on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Curdata-project/ewf-rs
[INFO] finished tweaking git repo https://github.com/Curdata-project/ewf-rs
[INFO] tweaked toml for git repo https://github.com/Curdata-project/ewf-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Curdata-project/ewf-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f27af5a7ac986fcfd24210441cd3e10a5421d399c4a2c82de0a4062b4805ced
[INFO] running `Command { std: "docker" "start" "-a" "3f27af5a7ac986fcfd24210441cd3e10a5421d399c4a2c82de0a4062b4805ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f27af5a7ac986fcfd24210441cd3e10a5421d399c4a2c82de0a4062b4805ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f27af5a7ac986fcfd24210441cd3e10a5421d399c4a2c82de0a4062b4805ced", kill_on_drop: false }`
[INFO] [stdout] 3f27af5a7ac986fcfd24210441cd3e10a5421d399c4a2c82de0a4062b4805ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] df9d6aa5155c34938bfd02d1b761e1f9dbc364225419fe05f2c0d6b1b2fea90c
[INFO] running `Command { std: "docker" "start" "-a" "df9d6aa5155c34938bfd02d1b761e1f9dbc364225419fe05f2c0d6b1b2fea90c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking libsm v0.3.0 (https://github.com/Yinet-project/libsm#7cbf1e68)
[INFO] [stderr]     Checking dislog-hal v0.1.0 (https://github.com/Yinet-project/dislog-hal#8749cfa2)
[INFO] [stderr]     Checking asymmetric-crypto v0.1.0 (https://github.com/Yinet-project/asymmetric-crypto#3c9cd9e5)
[INFO] [stderr]     Checking dislog-hal-sm2 v0.1.0 (https://github.com/Yinet-project/dislog-hal-sm2#11ce94ca)
[INFO] [stderr]     Checking kv-object v0.1.0 (https://curdata-bots:SBf(TdV2yeBP@github.com/Curdata-project/KVObject#061f677e)
[INFO] [stderr]     Checking common-structure v0.1.0 (https://curdata-bots:SBf(TdV2yeBP@github.com/Curdata-project/CommonStructure#57e79488)
[INFO] [stderr]     Checking currencies v0.1.0 (/opt/rustwide/workdir/currencies)
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr] warning: failed to check lib in package `currencies` as a prerequisite for scraping examples from: lib
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example or library should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` or `[lib]` definition in currencies/Cargo.toml
[INFO] [stderr] warning: `currencies` (lib) generated 1 warning
[INFO] [stderr]     Checking secret v0.1.0 (/opt/rustwide/workdir/secret)
[INFO] [stderr]     Scraping ewf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ewf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.38s
[INFO] running `Command { std: "docker" "inspect" "df9d6aa5155c34938bfd02d1b761e1f9dbc364225419fe05f2c0d6b1b2fea90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9d6aa5155c34938bfd02d1b761e1f9dbc364225419fe05f2c0d6b1b2fea90c", kill_on_drop: false }`
[INFO] [stdout] df9d6aa5155c34938bfd02d1b761e1f9dbc364225419fe05f2c0d6b1b2fea90c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] a373f2970f843c2e0fe7ba3595544b365a9615770f0e29c0fac32b1de17557ef
[INFO] running `Command { std: "docker" "start" "-a" "a373f2970f843c2e0fe7ba3595544b365a9615770f0e29c0fac32b1de17557ef", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `fmt_as_str` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> utils/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(fmt_as_str)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking currencies v0.1.0 (/opt/rustwide/workdir/currencies)
[INFO] [stderr] warning: failed to check lib in package `currencies` as a prerequisite for scraping examples from: lib
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example or library should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` or `[lib]` definition in currencies/Cargo.toml
[INFO] [stderr] warning: `currencies` (lib) generated 1 warning
[INFO] [stderr]     Scraping ewf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ewf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "a373f2970f843c2e0fe7ba3595544b365a9615770f0e29c0fac32b1de17557ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a373f2970f843c2e0fe7ba3595544b365a9615770f0e29c0fac32b1de17557ef", kill_on_drop: false }`
[INFO] [stdout] a373f2970f843c2e0fe7ba3595544b365a9615770f0e29c0fac32b1de17557ef