[INFO] cloning repository https://github.com/bachue/play-clang-ast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bachue/play-clang-ast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fplay-clang-ast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fplay-clang-ast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c883a4dd80d996f830c2a5734aa2f41db40c1a4
[INFO] checking bachue/play-clang-ast/5c883a4dd80d996f830c2a5734aa2f41db40c1a4 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fplay-clang-ast" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bachue/play-clang-ast on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bachue/play-clang-ast
[INFO] finished tweaking git repo https://github.com/bachue/play-clang-ast
[INFO] tweaked toml for git repo https://github.com/bachue/play-clang-ast written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bachue/play-clang-ast already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clang v0.23.0
[INFO] [stderr]   Downloaded tap v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d2527ba86b83166da5598a1b051cf5b1b02586b012089aa5a647e33b79f8cf8
[INFO] running `Command { std: "docker" "start" "-a" "3d2527ba86b83166da5598a1b051cf5b1b02586b012089aa5a647e33b79f8cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2527ba86b83166da5598a1b051cf5b1b02586b012089aa5a647e33b79f8cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2527ba86b83166da5598a1b051cf5b1b02586b012089aa5a647e33b79f8cf8", kill_on_drop: false }`
[INFO] [stdout] 3d2527ba86b83166da5598a1b051cf5b1b02586b012089aa5a647e33b79f8cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aba57a4fb34d838ff596ec1b48fa2d506c31ac670ac4cbebff49304947d37ef
[INFO] running `Command { std: "docker" "start" "-a" "5aba57a4fb34d838ff596ec1b48fa2d506c31ac670ac4cbebff49304947d37ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking tap v0.4.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking clang v0.23.0
[INFO] [stderr]     Checking test-clang-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `set_name` is never used
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait EntityVisitor: Debug {
[INFO] [stdout]   |       ------------- method in this trait
[INFO] [stdout] 6 |     fn name(&self) -> Option<&str>;
[INFO] [stdout] 7 |     fn set_name(&mut self, new_name: String);
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `typedef_name` is never used
[INFO] [stdout]   --> src/main.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait TypeDeclaration: EntityVisitor {
[INFO] [stdout]    |       --------------- method in this trait
[INFO] [stdout] 13 |     fn typedef_name(&self) -> Option<&str>;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path`, `line_number`, and `column_number` are never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct SourceLocation {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 19 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     line_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     column_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SourceLocation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_kind`, `type_name`, and `pointee_type` are never read
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Type {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 40 |     type_kind: TypeKind,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 41 |     type_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 42 |     pointee_type: Option<Box<Type>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `signed` and `unsigned` are never read
[INFO] [stdout]    --> src/main.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct EnumConstantValue {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] 213 |     signed: i64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 214 |     unsigned: u64,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EnumConstantValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/main.rs:433:49
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 _ => panic!("Unexpected entity: {:?}"),
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 _ => panic!("Unexpected entity: {:?}", ...),
[INFO] [stdout]     |                                                      +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 _ => panic!("{}", "Unexpected entity: {:?}"),
[INFO] [stdout]     |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_name` is never used
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait EntityVisitor: Debug {
[INFO] [stdout]   |       ------------- method in this trait
[INFO] [stdout] 6 |     fn name(&self) -> Option<&str>;
[INFO] [stdout] 7 |     fn set_name(&mut self, new_name: String);
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `typedef_name` is never used
[INFO] [stdout]   --> src/main.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait TypeDeclaration: EntityVisitor {
[INFO] [stdout]    |       --------------- method in this trait
[INFO] [stdout] 13 |     fn typedef_name(&self) -> Option<&str>;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path`, `line_number`, and `column_number` are never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct SourceLocation {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 19 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     line_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     column_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SourceLocation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_kind`, `type_name`, and `pointee_type` are never read
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Type {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 40 |     type_kind: TypeKind,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 41 |     type_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 42 |     pointee_type: Option<Box<Type>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `signed` and `unsigned` are never read
[INFO] [stdout]    --> src/main.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct EnumConstantValue {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] 213 |     signed: i64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 214 |     unsigned: u64,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EnumConstantValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/main.rs:433:49
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 _ => panic!("Unexpected entity: {:?}"),
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 _ => panic!("Unexpected entity: {:?}", ...),
[INFO] [stdout]     |                                                      +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 _ => panic!("{}", "Unexpected entity: {:?}"),
[INFO] [stdout]     |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "5aba57a4fb34d838ff596ec1b48fa2d506c31ac670ac4cbebff49304947d37ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aba57a4fb34d838ff596ec1b48fa2d506c31ac670ac4cbebff49304947d37ef", kill_on_drop: false }`
[INFO] [stdout] 5aba57a4fb34d838ff596ec1b48fa2d506c31ac670ac4cbebff49304947d37ef