[INFO] updating cached repository AndersonReyes/lox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AndersonReyes/lox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AndersonReyes/lox" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/AndersonReyes/lox"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/AndersonReyes/lox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AndersonReyes/lox" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/AndersonReyes/lox"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/AndersonReyes/lox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e4e5c822203a19e912e11e5d7c7627b69a0ac9a
[INFO] sha for GitHub repo AndersonReyes/lox: 5e4e5c822203a19e912e11e5d7c7627b69a0ac9a
[INFO] validating manifest of AndersonReyes/lox on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AndersonReyes/lox on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AndersonReyes/lox
[INFO] finished frobbing AndersonReyes/lox
[INFO] frobbed toml for AndersonReyes/lox written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/AndersonReyes/lox/Cargo.toml
[INFO] started frobbing AndersonReyes/lox
[INFO] finished frobbing AndersonReyes/lox
[INFO] frobbed toml for AndersonReyes/lox written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/AndersonReyes/lox/Cargo.toml
[INFO] crate AndersonReyes/lox has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AndersonReyes/lox against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/AndersonReyes/lox:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4a47b8ecb8bb80a6e011898f341026f4784b13e8460ca60a4757f5bfa730a86a
[INFO] running `"docker" "start" "-a" "4a47b8ecb8bb80a6e011898f341026f4784b13e8460ca60a4757f5bfa730a86a"`
[INFO] [stderr]     Checking pl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `token::*`
[INFO] [stderr]    --> src/token.rs:380:9
[INFO] [stderr]     |
[INFO] [stderr] 380 |     use token::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `token::NodeType`
[INFO] [stderr]  --> src/debug_utils.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use token::NodeType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug_utils::*`
[INFO] [stderr]   --> src/debug_utils.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     use debug_utils::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |         let mut tok = self.get_token_wrapper();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_tree_equal`
[INFO] [stderr]  --> src/debug_utils.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn check_tree_equal(first: &mut Node, other: &mut Node) -> bool {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `If_Branch` should have a camel case name such as `IfBranch`
[INFO] [stderr]    --> src/token.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     If_Branch,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `symbol_table` should have a camel case name such as `SymbolTable`
[INFO] [stderr]  --> src/parser.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | type symbol_table = HashMap<String, Node>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |         let mut tok = self.get_token_wrapper();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `If_Branch` should have a camel case name such as `IfBranch`
[INFO] [stderr]    --> src/token.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     If_Branch,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `symbol_table` should have a camel case name such as `SymbolTable`
[INFO] [stderr]  --> src/parser.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | type symbol_table = HashMap<String, Node>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "4a47b8ecb8bb80a6e011898f341026f4784b13e8460ca60a4757f5bfa730a86a"`
[INFO] running `"docker" "rm" "-f" "4a47b8ecb8bb80a6e011898f341026f4784b13e8460ca60a4757f5bfa730a86a"`
[INFO] [stdout] 4a47b8ecb8bb80a6e011898f341026f4784b13e8460ca60a4757f5bfa730a86a