[INFO] fetching crate lua_semantics 0.9.0...
[INFO] testing lua_semantics-0.9.0 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate lua_semantics 0.9.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate lua_semantics 0.9.0
[INFO] finished tweaking crates.io crate lua_semantics 0.9.0
[INFO] tweaked toml for crates.io crate lua_semantics 0.9.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lua_semantics 0.9.0 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lua_semantics 0.9.0 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty_lr_core v3.32.0
[INFO] [stderr]   Downloaded rusty_lr v3.27.0
[INFO] [stderr]   Downloaded lua_tokenizer v0.5.0
[INFO] [stderr]   Downloaded rusty_lr_parser v3.56.0
[INFO] [stderr]   Downloaded rusty_lr_derive v2.35.0
[INFO] [stderr]   Downloaded lua_parser v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d1f4c81b2acf31a906030190521cc214e247db07f23dde7b3037686baabe3b8
[INFO] running `Command { std: "docker" "start" "-a" "8d1f4c81b2acf31a906030190521cc214e247db07f23dde7b3037686baabe3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d1f4c81b2acf31a906030190521cc214e247db07f23dde7b3037686baabe3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1f4c81b2acf31a906030190521cc214e247db07f23dde7b3037686baabe3b8", kill_on_drop: false }`
[INFO] [stdout] 8d1f4c81b2acf31a906030190521cc214e247db07f23dde7b3037686baabe3b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f81dadb08582464d1a8ba1308cf17deb60a3877d651eec5e2ae639c63d02ea6
[INFO] running `Command { std: "docker" "start" "-a" "2f81dadb08582464d1a8ba1308cf17deb60a3877d651eec5e2ae639c63d02ea6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling lua_tokenizer v0.5.0
[INFO] [stderr]    Compiling rusty_lr_core v3.32.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rusty_lr_parser v3.56.0
[INFO] [stderr]    Compiling rusty_lr_derive v2.35.0
[INFO] [stderr]    Compiling rusty_lr v3.27.0
[INFO] [stderr]    Compiling lua_parser v0.10.0
[INFO] [stderr]    Compiling lua_semantics v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.43s
[INFO] running `Command { std: "docker" "inspect" "2f81dadb08582464d1a8ba1308cf17deb60a3877d651eec5e2ae639c63d02ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f81dadb08582464d1a8ba1308cf17deb60a3877d651eec5e2ae639c63d02ea6", kill_on_drop: false }`
[INFO] [stdout] 2f81dadb08582464d1a8ba1308cf17deb60a3877d651eec5e2ae639c63d02ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b0bd1089eb0046806c50df7a4590232fd436364d040f3a26a537a1d4a2b2a24
[INFO] running `Command { std: "docker" "start" "-a" "3b0bd1089eb0046806c50df7a4590232fd436364d040f3a26a537a1d4a2b2a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling lua_semantics v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3b0bd1089eb0046806c50df7a4590232fd436364d040f3a26a537a1d4a2b2a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0bd1089eb0046806c50df7a4590232fd436364d040f3a26a537a1d4a2b2a24", kill_on_drop: false }`
[INFO] [stdout] 3b0bd1089eb0046806c50df7a4590232fd436364d040f3a26a537a1d4a2b2a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd4f957585ab993c24ec51d458748f173f59a58f0e1d059d69f26b8b92958a99
[INFO] running `Command { std: "docker" "start" "-a" "bd4f957585ab993c24ec51d458748f173f59a58f0e1d059d69f26b8b92958a99", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lua_semantics-87cd8882e80582a0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lua_semantics
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 1) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 1) stdout ----
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]  --> src/lib.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 6 | let block = lua_parser::parse_str( ... )?;
[INFO] [stdout]   |                                    ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]   |
[INFO] [stdout] 6 - let block = lua_parser::parse_str( ... )?;
[INFO] [stdout] 6 + let block = lua_parser::parse_str( .. )?;
[INFO] [stdout]   |
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]   |
[INFO] [stdout] 6 - let block = lua_parser::parse_str( ... )?;
[INFO] [stdout] 6 + let block = lua_parser::parse_str( ..= )?;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0586]: inclusive range with no end
[INFO] [stdout]  --> src/lib.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 6 | let block = lua_parser::parse_str( ... )?;
[INFO] [stdout]   |                                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)
[INFO] [stdout] help: use `..` instead
[INFO] [stdout]   |
[INFO] [stdout] 6 - let block = lua_parser::parse_str( ... )?;
[INFO] [stdout] 6 + let block = lua_parser::parse_str( .. )?;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() {
[INFO] [stdout]   |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 5 | // type of `lua_parser::Block`
[INFO] [stdout] 6 | let block = lua_parser::parse_str( ... )?;
[INFO] [stdout]   |                                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | // type of `lua_parser::Block`
[INFO] [stdout] ...
[INFO] [stdout] 9 | let enhanced_ast = lua_semantics::process(block)?;
[INFO] [stdout] 10+     Ok(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:7:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() {
[INFO] [stdout]   |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 | let enhanced_ast = lua_semantics::process(block)?;
[INFO] [stdout]   |                                                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | // type of `lua_parser::Block`
[INFO] [stdout] ...
[INFO] [stdout] 9 | let enhanced_ast = lua_semantics::process(block)?;
[INFO] [stdout] 10+     Ok(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0586.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 1)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "bd4f957585ab993c24ec51d458748f173f59a58f0e1d059d69f26b8b92958a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4f957585ab993c24ec51d458748f173f59a58f0e1d059d69f26b8b92958a99", kill_on_drop: false }`
[INFO] [stdout] bd4f957585ab993c24ec51d458748f173f59a58f0e1d059d69f26b8b92958a99
