[INFO] fetching crate libR-sys 0.2.2...
[INFO] documenting libR-sys-0.2.2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate libR-sys 0.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libR-sys 0.2.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libR-sys 0.2.2
[INFO] finished tweaking crates.io crate libR-sys 0.2.2
[INFO] tweaked toml for crates.io crate libR-sys 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1423bcdc9ac28acb1bca9a36e2c95a458ab250ec801ade2f9e7b330ab5c97c7
[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" "e1423bcdc9ac28acb1bca9a36e2c95a458ab250ec801ade2f9e7b330ab5c97c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1423bcdc9ac28acb1bca9a36e2c95a458ab250ec801ade2f9e7b330ab5c97c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1423bcdc9ac28acb1bca9a36e2c95a458ab250ec801ade2f9e7b330ab5c97c7", kill_on_drop: false }`
[INFO] [stdout] e1423bcdc9ac28acb1bca9a36e2c95a458ab250ec801ade2f9e7b330ab5c97c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] c226a5f26531f358cf660e85e14f8d7703a8ea68209878487a0e1a9f539ff785
[INFO] running `Command { std: "docker" "start" "-a" "c226a5f26531f358cf660e85e14f8d7703a8ea68209878487a0e1a9f539ff785", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libR-sys v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> build.rs:351:17
[INFO] [stdout]     |
[INFO] [stdout] 351 | /                 format!(
[INFO] [stdout] 352 | |                     "Cannot find libR-sys bindings file for R {}.{}.{}{} on {} in {}. Consider compiling with --features use-bindgen.",
[INFO] [stdout] 353 | |                     version_info.major, version_info.minor, version_info.patch, version_info.devel, target_os, bindings_path.display()
[INFO] [stdout] 354 | |                 )
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[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] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 
[INFO] [stdout] 352 |                     "Cannot find libR-sys bindings file for R {}.{}.{}{} on {} in {}. Consider compiling with --features use-bindgen.",
[INFO] [stdout] 353 |                     version_info.major, version_info.minor, version_info.patch, version_info.devel, target_os, bindings_path.display()
[INFO] [stdout] 354 |                 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting libR-sys v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "c226a5f26531f358cf660e85e14f8d7703a8ea68209878487a0e1a9f539ff785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c226a5f26531f358cf660e85e14f8d7703a8ea68209878487a0e1a9f539ff785", kill_on_drop: false }`
[INFO] [stdout] c226a5f26531f358cf660e85e14f8d7703a8ea68209878487a0e1a9f539ff785
