[INFO] cloning repository https://github.com/jianghong/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jianghong/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianghong%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianghong%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 920bdc848180e0e51b764ab6ec6c74da36e7202f
[INFO] checking jianghong/rlox against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianghong%2Frlox" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jianghong/rlox on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jianghong/rlox
[INFO] finished tweaking git repo https://github.com/jianghong/rlox
[INFO] tweaked toml for git repo https://github.com/jianghong/rlox written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jianghong/rlox 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fad000afe534f2ed77d0e0cac91b0602c1872cee383415c5394f2c597c0e4330
[INFO] running `Command { std: "docker" "start" "-a" "fad000afe534f2ed77d0e0cac91b0602c1872cee383415c5394f2c597c0e4330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fad000afe534f2ed77d0e0cac91b0602c1872cee383415c5394f2c597c0e4330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad000afe534f2ed77d0e0cac91b0602c1872cee383415c5394f2c597c0e4330", kill_on_drop: false }`
[INFO] [stdout] fad000afe534f2ed77d0e0cac91b0602c1872cee383415c5394f2c597c0e4330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa4900124bdf5366c7424c81421a0bc7cfa2e23f00833a230bf2fc992f6ae7d6
[INFO] running `Command { std: "docker" "start" "-a" "aa4900124bdf5366c7424c81421a0bc7cfa2e23f00833a230bf2fc992f6ae7d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `visit_variable`
[INFO] [stdout]    --> src/core/ast_printer.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout] 43  | impl Visitor<String> for AstPrinter {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `visit_variable` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/expr.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn visit_variable(&self, token: &Token) -> T;
[INFO] [stdout]     |     --------------------------------------------- `visit_variable` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `visit_variable`
[INFO] [stdout]    --> src/core/ast_printer.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout] 43  | impl Visitor<String> for AstPrinter {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `visit_variable` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/expr.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn visit_variable(&self, token: &Token) -> T;
[INFO] [stdout]     |     --------------------------------------------- `visit_variable` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `visit_variable`
[INFO] [stdout]    --> src/core/interpreter.rs:53:1
[INFO] [stdout]     |
[INFO] [stdout] 53  | impl ExprVisitor<Result<Value>> for Interpreter {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `visit_variable` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/expr.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn visit_variable(&self, token: &Token) -> T;
[INFO] [stdout]     |     --------------------------------------------- `visit_variable` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `visit_var`
[INFO] [stdout]    --> src/core/interpreter.rs:172:1
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl StmtVisitor<Result<Void>> for Interpreter {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `visit_var` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/stmt.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout] 29  |     fn visit_var(&self, name: &Token, initializer: &Option<Expr>) -> T;
[INFO] [stdout]     |     ------------------------------------------------------------------- `visit_var` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `visit_variable`
[INFO] [stdout]    --> src/core/interpreter.rs:53:1
[INFO] [stdout]     |
[INFO] [stdout] 53  | impl ExprVisitor<Result<Value>> for Interpreter {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `visit_variable` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/expr.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn visit_variable(&self, token: &Token) -> T;
[INFO] [stdout]     |     --------------------------------------------- `visit_variable` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `visit_var`
[INFO] [stdout]    --> src/core/interpreter.rs:172:1
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl StmtVisitor<Result<Void>> for Interpreter {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `visit_var` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/stmt.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout] 29  |     fn visit_var(&self, name: &Token, initializer: &Option<Expr>) -> T;
[INFO] [stdout]     |     ------------------------------------------------------------------- `visit_var` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `var_declaration` found for mutable reference `&mut Parser<'_>` in the current scope
[INFO] [stdout]   --> src/core/parser.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |             return self.var_declaration();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `declaration` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 38 |             return self.declaration();
[INFO] [stdout]    |                         ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `var_declaration` found for mutable reference `&mut Parser<'_>` in the current scope
[INFO] [stdout]   --> src/core/parser.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |             return self.var_declaration();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `declaration` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 38 |             return self.declaration();
[INFO] [stdout]    |                         ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlox` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0046, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlox` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "aa4900124bdf5366c7424c81421a0bc7cfa2e23f00833a230bf2fc992f6ae7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4900124bdf5366c7424c81421a0bc7cfa2e23f00833a230bf2fc992f6ae7d6", kill_on_drop: false }`
[INFO] [stdout] aa4900124bdf5366c7424c81421a0bc7cfa2e23f00833a230bf2fc992f6ae7d6