[INFO] cloning repository https://github.com/rustamatics/rumo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustamatics/rumo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustamatics%2Frumo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustamatics%2Frumo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b77fbf7dd2bd9a25f3a39fd92718f2bb5043be38
[INFO] documenting rustamatics/rumo 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%2Frustamatics%2Frumo" "/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/rustamatics/rumo 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/rustamatics/rumo
[INFO] finished tweaking git repo https://github.com/rustamatics/rumo
[INFO] tweaked toml for git repo https://github.com/rustamatics/rumo written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rustamatics/rumo 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-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b84222f040fba34a6e60e7da62d2acdfe8d08233d301cf340ad65145717709f
[INFO] running `Command { std: "docker" "start" "-a" "3b84222f040fba34a6e60e7da62d2acdfe8d08233d301cf340ad65145717709f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b84222f040fba34a6e60e7da62d2acdfe8d08233d301cf340ad65145717709f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b84222f040fba34a6e60e7da62d2acdfe8d08233d301cf340ad65145717709f", kill_on_drop: false }`
[INFO] [stdout] 3b84222f040fba34a6e60e7da62d2acdfe8d08233d301cf340ad65145717709f
[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" "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] 24fdceffa26bce4b889e1c538f3f02eed35e0e21d92f389a313d5438575b966e
[INFO] running `Command { std: "docker" "start" "-a" "24fdceffa26bce4b889e1c538f3f02eed35e0e21d92f389a313d5438575b966e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling podio v0.1.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking serde v1.0.10
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]    Compiling msdos_time v0.1.5
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking android_ffi v0.1.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.5
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking android_support v0.1.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling flate2 v0.2.19
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]    Compiling bzip2 v0.3.2
[INFO] [stderr]    Compiling zip v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]    Compiling rumo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     try!(zip.finish());
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             try!(zip.start_file(name, options));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             try!(zip.write_all(&*buffer));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.4.2
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Scraping rumo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rumo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "24fdceffa26bce4b889e1c538f3f02eed35e0e21d92f389a313d5438575b966e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fdceffa26bce4b889e1c538f3f02eed35e0e21d92f389a313d5438575b966e", kill_on_drop: false }`
[INFO] [stdout] 24fdceffa26bce4b889e1c538f3f02eed35e0e21d92f389a313d5438575b966e
[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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] a5ec67577ff3e2b056f1972f50cd50780132e137ad20a4ac0064a1f6c03d6a2d
[INFO] running `Command { std: "docker" "start" "-a" "a5ec67577ff3e2b056f1972f50cd50780132e137ad20a4ac0064a1f6c03d6a2d", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     try!(zip.finish());
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             try!(zip.start_file(name, options));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             try!(zip.write_all(&*buffer));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rumo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping rumo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rumo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "a5ec67577ff3e2b056f1972f50cd50780132e137ad20a4ac0064a1f6c03d6a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ec67577ff3e2b056f1972f50cd50780132e137ad20a4ac0064a1f6c03d6a2d", kill_on_drop: false }`
[INFO] [stdout] a5ec67577ff3e2b056f1972f50cd50780132e137ad20a4ac0064a1f6c03d6a2d