[INFO] cloning repository https://github.com/wezm/c2rust-dwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wezm/c2rust-dwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Fc2rust-dwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Fc2rust-dwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d96cdc5238c8db83a274a7fe0fdb18e0237377fd
[INFO] documenting wezm/c2rust-dwm against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Fc2rust-dwm" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wezm/c2rust-dwm on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-20/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/wezm/c2rust-dwm
[INFO] finished tweaking git repo https://github.com/wezm/c2rust-dwm
[INFO] tweaked toml for git repo https://github.com/wezm/c2rust-dwm written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/wezm/c2rust-dwm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219665f516dca1801a98251cb75c5326237f562c1339b061c6536e9aa721033c
[INFO] running `Command { std: "docker" "start" "-a" "219665f516dca1801a98251cb75c5326237f562c1339b061c6536e9aa721033c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219665f516dca1801a98251cb75c5326237f562c1339b061c6536e9aa721033c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219665f516dca1801a98251cb75c5326237f562c1339b061c6536e9aa721033c", kill_on_drop: false }`
[INFO] [stdout] 219665f516dca1801a98251cb75c5326237f562c1339b061c6536e9aa721033c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bd15296becbed7c3e4c7d3337a7132155611dfea6805923bb30cbd747144372
[INFO] running `Command { std: "docker" "start" "-a" "1bd15296becbed7c3e4c7d3337a7132155611dfea6805923bb30cbd747144372", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling c2rust v6.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> build.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         writeln!(write, "cargo:rustc-link-lib={}", lib);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting c2rust v6.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> c2rust-main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_raw_ptr_to_usize_cast)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: at compile-time, pointers do not have an integer value, so these casts cannot be properly supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> c2rust-main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(c_variadic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> c2rust-main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_raw_ptr_to_usize_cast)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> c2rust-main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(extern_types)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> dwm.rs:2194:4
[INFO] [stdout]      |
[INFO] [stdout] 2194 |    (max(0, min((x)+(w),(*m).wx+(*m).ww) - max((x),(*m).wx))
[INFO] [stdout]      |    ^
[INFO] [stdout] 2195 |                                * max(0, min((y)+(h),(*m).wy+(*m).wh) - max((y),(*m).wy)))
[INFO] [stdout]      |                                                                                         ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2194 ~    max(0, min((x)+(w),(*m).wx+(*m).ww) - max((x),(*m).wx))
[INFO] [stdout] 2195 ~                                * max(0, min((y)+(h),(*m).wy+(*m).wh) - max((y),(*m).wy))
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]     --> dwm.rs:2194:47
[INFO] [stdout]      |
[INFO] [stdout] 2194 |    (max(0, min((x)+(w),(*m).wx+(*m).ww) - max((x),(*m).wx))
[INFO] [stdout]      |                                               ^ ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2194 -    (max(0, min((x)+(w),(*m).wx+(*m).ww) - max((x),(*m).wx))
[INFO] [stdout] 2194 +    (max(0, min((x)+(w),(*m).wx+(*m).ww) - max(x,(*m).wx))
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]     --> dwm.rs:2195:76
[INFO] [stdout]      |
[INFO] [stdout] 2195 | ...                   * max(0, min((y)+(h),(*m).wy+(*m).wh) - max((y),(*m).wy)))
[INFO] [stdout]      |                                                                   ^ ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2195 -                                * max(0, min((y)+(h),(*m).wy+(*m).wh) - max((y),(*m).wy)))
[INFO] [stdout] 2195 +                                * max(0, min((y)+(h),(*m).wy+(*m).wh) - max(y,(*m).wy)))
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `c2rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name dwm c2rust-main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=99f48449f5234edf -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-c27041e9a4d1bd57.rmeta --extern x11=/opt/rustwide/target/debug/deps/libx11-1ab9d9811fc5a826.rmeta --cap-lints=warn --crate-version 6.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1bd15296becbed7c3e4c7d3337a7132155611dfea6805923bb30cbd747144372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd15296becbed7c3e4c7d3337a7132155611dfea6805923bb30cbd747144372", kill_on_drop: false }`
[INFO] [stdout] 1bd15296becbed7c3e4c7d3337a7132155611dfea6805923bb30cbd747144372