[INFO] cloning repository https://github.com/antoyo/rustc_codegen_gcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antoyo/rustc_codegen_gcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Frustc_codegen_gcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Frustc_codegen_gcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6c25f33c3e1f0cdc0feb47914254622ab6672d9
[INFO] documenting antoyo/rustc_codegen_gcc against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Frustc_codegen_gcc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antoyo/rustc_codegen_gcc on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antoyo/rustc_codegen_gcc
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/antoyo/rustc_codegen_gcc
[INFO] tweaked toml for git repo https://github.com/antoyo/rustc_codegen_gcc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/antoyo/rustc_codegen_gcc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/antoyo/gccjit.rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 172b49fa77d06353e778893b80bc3699dca299f7c9e64c4f041a2e9c4b4efaed
[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" "172b49fa77d06353e778893b80bc3699dca299f7c9e64c4f041a2e9c4b4efaed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "172b49fa77d06353e778893b80bc3699dca299f7c9e64c4f041a2e9c4b4efaed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172b49fa77d06353e778893b80bc3699dca299f7c9e64c4f041a2e9c4b4efaed", kill_on_drop: false }`
[INFO] [stdout] 172b49fa77d06353e778893b80bc3699dca299f7c9e64c4f041a2e9c4b4efaed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b31ad60223535924f7425b693936f8d7a2451b282094fbd9bc9a3bb77d72fd9
[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" "2b31ad60223535924f7425b693936f8d7a2451b282094fbd9bc9a3bb77d72fd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking ar v0.8.0
[INFO] [stderr]     Checking gccjit_sys v0.0.1 (https://github.com/antoyo/gccjit.rs?branch=feature/rustc#d47429ba)
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking gccjit v1.0.0 (https://github.com/antoyo/gccjit.rs?branch=feature/rustc#d47429ba)
[INFO] [stderr]     Checking object v0.18.0
[INFO] [stderr]  Documenting rustc_codegen_gcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]   --> src/lib.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![allow(intra_doc_link_resolution_failure)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate rustc_ast;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rustc_codegen_gcc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type dylib --crate-name rustc_codegen_gcc src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern ar=/opt/rustwide/target/debug/deps/libar-474733e044646663.rmeta --extern gccjit=/opt/rustwide/target/debug/deps/libgccjit-b392888271a8d4d1.rmeta --extern object=/opt/rustwide/target/debug/deps/libobject-fae5231a68d1cfca.rmeta --extern target_lexicon=/opt/rustwide/target/debug/deps/libtarget_lexicon-7053f4cb7c7ce74c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "2b31ad60223535924f7425b693936f8d7a2451b282094fbd9bc9a3bb77d72fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b31ad60223535924f7425b693936f8d7a2451b282094fbd9bc9a3bb77d72fd9", kill_on_drop: false }`
[INFO] [stdout] 2b31ad60223535924f7425b693936f8d7a2451b282094fbd9bc9a3bb77d72fd9
