[INFO] cloning repository https://github.com/tBuLi12/parser-builder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tBuLi12/parser-builder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtBuLi12%2Fparser-builder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtBuLi12%2Fparser-builder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65a5037ba8c0d42310ca761d34a17fceaad41abd
[INFO] checking tBuLi12/parser-builder against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtBuLi12%2Fparser-builder" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tBuLi12/parser-builder
[INFO] finished tweaking git repo https://github.com/tBuLi12/parser-builder
[INFO] tweaked toml for git repo https://github.com/tBuLi12/parser-builder written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tBuLi12/parser-builder on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tBuLi12/parser-builder 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e9a4eee0f06a93a094e4f86c190fe8e6276efee54c6a4bc4cf7404b37af79ac
[INFO] running `Command { std: "docker" "start" "-a" "9e9a4eee0f06a93a094e4f86c190fe8e6276efee54c6a4bc4cf7404b37af79ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e9a4eee0f06a93a094e4f86c190fe8e6276efee54c6a4bc4cf7404b37af79ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9a4eee0f06a93a094e4f86c190fe8e6276efee54c6a4bc4cf7404b37af79ac", kill_on_drop: false }`
[INFO] [stdout] 9e9a4eee0f06a93a094e4f86c190fe8e6276efee54c6a4bc4cf7404b37af79ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b534688a028b2960d766d6b0be1123eb0a06972f1b333a2f04b339a4d87c3ef7
[INFO] running `Command { std: "docker" "start" "-a" "b534688a028b2960d766d6b0be1123eb0a06972f1b333a2f04b339a4d87c3ef7", kill_on_drop: false }`
[INFO] [stderr]     Checking parser-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Src<impl Source<Token = Self::Token>>` is more private than the item `Rule::parse_src`
[INFO] [stdout]    --> src/lib.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | /     fn parse_src(
[INFO] [stdout] 137 | |         self,
[INFO] [stdout] 138 | |         input: &mut Src<impl Source<Token = Self::Token>>,
[INFO] [stdout] 139 | |         follow: impl Rule<Token = Self::Token>,
[INFO] [stdout] 140 | |     ) -> Option<Self::Output>;
[INFO] [stdout]     | |______________________________^ method `Rule::parse_src` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Src<impl Source<Token = Self::Token>>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout]  19 | struct Src<S: Source> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Src<impl Source<Token = Self::Token>>` is more private than the item `<T as Rule>::parse_src`
[INFO] [stdout]    --> src/lib.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 | /     fn parse_src(
[INFO] [stdout] 195 | |         self,
[INFO] [stdout] 196 | |         input: &mut Src<impl Source<Token = Self::Token>>,
[INFO] [stdout] 197 | |         follow: impl Rule<Token = Self::Token>,
[INFO] [stdout] 198 | |     ) -> Option<Self::Output> {
[INFO] [stdout]     | |_____________________________^ method `<T as Rule>::parse_src` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Src<impl Source<Token = Self::Token>>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout]  19 | struct Src<S: Source> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Src<impl Source<Token = Self::Token>>` is more private than the item `Rule::parse_src`
[INFO] [stdout]    --> src/lib.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | /     fn parse_src(
[INFO] [stdout] 137 | |         self,
[INFO] [stdout] 138 | |         input: &mut Src<impl Source<Token = Self::Token>>,
[INFO] [stdout] 139 | |         follow: impl Rule<Token = Self::Token>,
[INFO] [stdout] 140 | |     ) -> Option<Self::Output>;
[INFO] [stdout]     | |______________________________^ method `Rule::parse_src` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Src<impl Source<Token = Self::Token>>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout]  19 | struct Src<S: Source> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Src<impl Source<Token = Self::Token>>` is more private than the item `<T as Rule>::parse_src`
[INFO] [stdout]    --> src/lib.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 | /     fn parse_src(
[INFO] [stdout] 195 | |         self,
[INFO] [stdout] 196 | |         input: &mut Src<impl Source<Token = Self::Token>>,
[INFO] [stdout] 197 | |         follow: impl Rule<Token = Self::Token>,
[INFO] [stdout] 198 | |     ) -> Option<Self::Output> {
[INFO] [stdout]     | |_____________________________^ method `<T as Rule>::parse_src` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Src<impl Source<Token = Self::Token>>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout]  19 | struct Src<S: Source> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b534688a028b2960d766d6b0be1123eb0a06972f1b333a2f04b339a4d87c3ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b534688a028b2960d766d6b0be1123eb0a06972f1b333a2f04b339a4d87c3ef7", kill_on_drop: false }`
[INFO] [stdout] b534688a028b2960d766d6b0be1123eb0a06972f1b333a2f04b339a4d87c3ef7