[INFO] fetching crate tablegen 0.1.1...
[INFO] documenting tablegen-0.1.1 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate tablegen 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tablegen 0.1.1 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 crates.io crate tablegen 0.1.1
[INFO] finished tweaking crates.io crate tablegen 0.1.1
[INFO] tweaked toml for crates.io crate tablegen 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ef0e464efb3d6f43dff009b47297d8afae4710b387c90a56696cc56d07a6194c
[INFO] running `Command { std: "docker" "start" "-a" "ef0e464efb3d6f43dff009b47297d8afae4710b387c90a56696cc56d07a6194c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0e464efb3d6f43dff009b47297d8afae4710b387c90a56696cc56d07a6194c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0e464efb3d6f43dff009b47297d8afae4710b387c90a56696cc56d07a6194c", kill_on_drop: false }`
[INFO] [stdout] ef0e464efb3d6f43dff009b47297d8afae4710b387c90a56696cc56d07a6194c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9f8466cecd5c59bb333339faa4269f2eaaa4289390ebe329ea4d549781a9e56d
[INFO] running `Command { std: "docker" "start" "-a" "9f8466cecd5c59bb333339faa4269f2eaaa4289390ebe329ea4d549781a9e56d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling tablegen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cwd`
[INFO] [stdout]   --> build.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let cwd = env::var("CARGO_MANIFEST_DIR").unwrap();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cwd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out_dir`
[INFO] [stdout]   --> build.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let out_dir = env::var("OUT_DIR").unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> build.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     cfg.read_to_string(&mut lib_dir);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Scraping tablegen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting tablegen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "9f8466cecd5c59bb333339faa4269f2eaaa4289390ebe329ea4d549781a9e56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8466cecd5c59bb333339faa4269f2eaaa4289390ebe329ea4d549781a9e56d", kill_on_drop: false }`
[INFO] [stdout] 9f8466cecd5c59bb333339faa4269f2eaaa4289390ebe329ea4d549781a9e56d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7aecde228022cb9348a4412800235ad488249351c6724ca3a662c662a419867a
[INFO] running `Command { std: "docker" "start" "-a" "7aecde228022cb9348a4412800235ad488249351c6724ca3a662c662a419867a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tablegen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cwd`
[INFO] [stdout]   --> build.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let cwd = env::var("CARGO_MANIFEST_DIR").unwrap();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cwd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out_dir`
[INFO] [stdout]   --> build.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let out_dir = env::var("OUT_DIR").unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> build.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     cfg.read_to_string(&mut lib_dir);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Scraping tablegen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting tablegen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "7aecde228022cb9348a4412800235ad488249351c6724ca3a662c662a419867a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aecde228022cb9348a4412800235ad488249351c6724ca3a662c662a419867a", kill_on_drop: false }`
[INFO] [stdout] 7aecde228022cb9348a4412800235ad488249351c6724ca3a662c662a419867a