[INFO] cloning repository https://github.com/ArjobanSingh/rust-tree-walk-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArjobanSingh/rust-tree-walk-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArjobanSingh%2Frust-tree-walk-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArjobanSingh%2Frust-tree-walk-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3aecad08b661b4f2c8cf842ee238ba3f5276ba0c
[INFO] building ArjobanSingh/rust-tree-walk-interpreter against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArjobanSingh%2Frust-tree-walk-interpreter" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ArjobanSingh/rust-tree-walk-interpreter on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ArjobanSingh/rust-tree-walk-interpreter
[INFO] finished tweaking git repo https://github.com/ArjobanSingh/rust-tree-walk-interpreter
[INFO] tweaked toml for git repo https://github.com/ArjobanSingh/rust-tree-walk-interpreter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ArjobanSingh/rust-tree-walk-interpreter 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e561c73d1693e9b14bcb3bdc1db7d38d1f3dab216154b2ddaa8f061d6ee28340
[INFO] running `Command { std: "docker" "start" "-a" "e561c73d1693e9b14bcb3bdc1db7d38d1f3dab216154b2ddaa8f061d6ee28340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e561c73d1693e9b14bcb3bdc1db7d38d1f3dab216154b2ddaa8f061d6ee28340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e561c73d1693e9b14bcb3bdc1db7d38d1f3dab216154b2ddaa8f061d6ee28340", kill_on_drop: false }`
[INFO] [stdout] e561c73d1693e9b14bcb3bdc1db7d38d1f3dab216154b2ddaa8f061d6ee28340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37776c08b4c2d25bab233e79cf92aff450b6a2603db0b4e8b4fe3a8b6e4eddb1
[INFO] running `Command { std: "docker" "start" "-a" "37776c08b4c2d25bab233e79cf92aff450b6a2603db0b4e8b4fe3a8b6e4eddb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-walk-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `ast_printer`
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod ast_printer;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `ast_printer`, create file "src/ast_printer.rs" or "src/ast_printer/mod.rs"
[INFO] [stdout]   = note: if there is a `mod ast_printer` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser.rs:167:27
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn consume(&mut self, token: &TokenType, error_msg: &str) -> Expr<'a> {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_msg`
[INFO] [stdout]    --> src/parser.rs:167:46
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn consume(&mut self, token: &TokenType, error_msg: &str) -> Expr<'a> {
[INFO] [stdout]     |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tree-walk-interpreter` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "37776c08b4c2d25bab233e79cf92aff450b6a2603db0b4e8b4fe3a8b6e4eddb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37776c08b4c2d25bab233e79cf92aff450b6a2603db0b4e8b4fe3a8b6e4eddb1", kill_on_drop: false }`
[INFO] [stdout] 37776c08b4c2d25bab233e79cf92aff450b6a2603db0b4e8b4fe3a8b6e4eddb1
