[INFO] cloning repository https://github.com/thiagopromano/rust-calculator
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thiagopromano/rust-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiagopromano%2Frust-calculator"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiagopromano%2Frust-calculator'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7194d69ffe384bbd95bb0f8bc4d61e0bab44158d
[INFO] checking thiagopromano/rust-calculator against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiagopromano%2Frust-calculator" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thiagopromano/rust-calculator on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thiagopromano/rust-calculator
[INFO] finished tweaking git repo https://github.com/thiagopromano/rust-calculator
[INFO] tweaked toml for git repo https://github.com/thiagopromano/rust-calculator written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/thiagopromano/rust-calculator already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64dc74550925b509596b7d618ad5badcf3dc0c7890b7fa353bb0b5a3589ed93d
[INFO] running `"docker" "start" "-a" "64dc74550925b509596b7d618ad5badcf3dc0c7890b7fa353bb0b5a3589ed93d"`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking compilador-de-calculos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::sintatical::*`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::sintatical::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `*`
[INFO] [stderr]  --> src/lexer.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::token::Token::{self, *};
[INFO] [stderr]   |                                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::sintatical::*`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::sintatical::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `digit_array`
[INFO] [stderr]  --> src/lexer.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut digit_array = String::new();
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_array`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/lexer.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut digit_array = String::new();
[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 is never constructed: `OpenParethesis`
[INFO] [stderr]  --> src/token.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     OpenParethesis(usize),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CloseParethesis`
[INFO] [stderr]  --> src/token.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     CloseParethesis(usize),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Error`
[INFO] [stderr]   --> src/token.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Error(usize, char),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sum`
[INFO] [stderr]   --> src/token.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Sum,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Multiplication`
[INFO] [stderr]   --> src/token.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Multiplication,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Subtraction`
[INFO] [stderr]   --> src/token.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Subtraction,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Division`
[INFO] [stderr]   --> src/token.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Division,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]   --> src/token.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Out,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Captures` should have a snake case name
[INFO] [stderr]   --> src/lexer.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |             Some(Captures) => Captures,
[INFO] [stderr]    |                  ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `captures`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `digit_array`
[INFO] [stderr]  --> src/lexer.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut digit_array = String::new();
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_array`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/lexer.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut digit_array = String::new();
[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 is never constructed: `OpenParethesis`
[INFO] [stderr]  --> src/token.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     OpenParethesis(usize),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CloseParethesis`
[INFO] [stderr]  --> src/token.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     CloseParethesis(usize),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Error`
[INFO] [stderr]   --> src/token.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Error(usize, char),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sum`
[INFO] [stderr]   --> src/token.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Sum,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Multiplication`
[INFO] [stderr]   --> src/token.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Multiplication,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Subtraction`
[INFO] [stderr]   --> src/token.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Subtraction,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Division`
[INFO] [stderr]   --> src/token.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Division,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]   --> src/token.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Out,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Captures` should have a snake case name
[INFO] [stderr]   --> src/lexer.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |             Some(Captures) => Captures,
[INFO] [stderr]    |                  ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `captures`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `"docker" "inspect" "64dc74550925b509596b7d618ad5badcf3dc0c7890b7fa353bb0b5a3589ed93d"`
[INFO] running `"docker" "rm" "-f" "64dc74550925b509596b7d618ad5badcf3dc0c7890b7fa353bb0b5a3589ed93d"`
[INFO] [stdout] 64dc74550925b509596b7d618ad5badcf3dc0c7890b7fa353bb0b5a3589ed93d