[INFO] cloning repository https://github.com/ZhangHanDong/proc_codegen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZhangHanDong/proc_codegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhangHanDong%2Fproc_codegen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhangHanDong%2Fproc_codegen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d69502f52daa56298466089122cb4c441de18f9
[INFO] documenting ZhangHanDong/proc_codegen against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhangHanDong%2Fproc_codegen" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZhangHanDong/proc_codegen on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZhangHanDong/proc_codegen
[INFO] removed path dependency codegen from git repo https://github.com/ZhangHanDong/proc_codegen
[INFO] finished tweaking git repo https://github.com/ZhangHanDong/proc_codegen
[INFO] tweaked toml for git repo https://github.com/ZhangHanDong/proc_codegen written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ZhangHanDong/proc_codegen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded codegen v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", 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] 08fb6e72899a88dcabd6cffd4fa8a13595bafdd34bb4701632f06b81fe8f7ea0
[INFO] running `Command { std: "docker" "start" "-a" "08fb6e72899a88dcabd6cffd4fa8a13595bafdd34bb4701632f06b81fe8f7ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08fb6e72899a88dcabd6cffd4fa8a13595bafdd34bb4701632f06b81fe8f7ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08fb6e72899a88dcabd6cffd4fa8a13595bafdd34bb4701632f06b81fe8f7ea0", kill_on_drop: false }`
[INFO] [stdout] 08fb6e72899a88dcabd6cffd4fa8a13595bafdd34bb4701632f06b81fe8f7ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0307a741aee9caed0cef6abe26c2d93ce2ff160567ee67282a4aaad8260c6883
[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" "0307a741aee9caed0cef6abe26c2d93ce2ff160567ee67282a4aaad8260c6883", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking codegen v0.1.3
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]  Documenting proc_codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `codegen::gen_struct_by_conf`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use codegen::gen_struct_by_conf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `gen_struct_by_conf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `gen_struct_by_conf`
[INFO] [stdout]   --> src/main.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | gen_struct_by_conf!{ confs / method.toml }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `proc_codegen`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name proc_codegen src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern codegen=/opt/rustwide/target/debug/deps/libcodegen-1599737e1603ff50.rmeta --extern heck=/opt/rustwide/target/debug/deps/libheck-dca7a1fa867a47e1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-570daa8b5fc9252f.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-7744b7c2b6edde79.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "0307a741aee9caed0cef6abe26c2d93ce2ff160567ee67282a4aaad8260c6883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0307a741aee9caed0cef6abe26c2d93ce2ff160567ee67282a4aaad8260c6883", kill_on_drop: false }`
[INFO] [stdout] 0307a741aee9caed0cef6abe26c2d93ce2ff160567ee67282a4aaad8260c6883