[INFO] cloning repository https://github.com/winding-lines/rust-rocksdb-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/winding-lines/rust-rocksdb-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwinding-lines%2Frust-rocksdb-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwinding-lines%2Frust-rocksdb-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96da1f29832208fe5f8528eb4628390c84d10964
[INFO] documenting winding-lines/rust-rocksdb-app 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%2Fwinding-lines%2Frust-rocksdb-app" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/winding-lines/rust-rocksdb-app 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/winding-lines/rust-rocksdb-app
[INFO] finished tweaking git repo https://github.com/winding-lines/rust-rocksdb-app
[INFO] tweaked toml for git repo https://github.com/winding-lines/rust-rocksdb-app written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/winding-lines/rust-rocksdb-app 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-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] 62ae7c46f69b04786a57dd1bbdfa29b67a7047b43ea4a97af57b73004cb81955
[INFO] running `Command { std: "docker" "start" "-a" "62ae7c46f69b04786a57dd1bbdfa29b67a7047b43ea4a97af57b73004cb81955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62ae7c46f69b04786a57dd1bbdfa29b67a7047b43ea4a97af57b73004cb81955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ae7c46f69b04786a57dd1bbdfa29b67a7047b43ea4a97af57b73004cb81955", kill_on_drop: false }`
[INFO] [stdout] 62ae7c46f69b04786a57dd1bbdfa29b67a7047b43ea4a97af57b73004cb81955
[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] 20ff9e80783f57b0e84fe57666e0d216f1e41c84b66fd33039445396e634945b
[INFO] running `Command { std: "docker" "start" "-a" "20ff9e80783f57b0e84fe57666e0d216f1e41c84b66fd33039445396e634945b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]    Compiling rust-rocksdb-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> build.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |               panic!(format!("Error {:?} when copying \n{} \nto {}", a,
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 41 | |                 archive.display(), dst.display()));
[INFO] [stdout]    | |_________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 40 ~             panic!("Error {:?} when copying \n{} \nto {}", a,
[INFO] [stdout] 41 ~                 archive.display(), dst.display());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rocksdb v0.2.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Scraping rust-rocksdb-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust-rocksdb-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "20ff9e80783f57b0e84fe57666e0d216f1e41c84b66fd33039445396e634945b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ff9e80783f57b0e84fe57666e0d216f1e41c84b66fd33039445396e634945b", kill_on_drop: false }`
[INFO] [stdout] 20ff9e80783f57b0e84fe57666e0d216f1e41c84b66fd33039445396e634945b