[INFO] cloning repository https://github.com/DrPandemic/monkey_interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrPandemic/monkey_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrPandemic%2Fmonkey_interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrPandemic%2Fmonkey_interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23c4df1da66990a78fed9ee9700b727ac267dfb1
[INFO] testing DrPandemic/monkey_interpreter against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrPandemic%2Fmonkey_interpreter" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrPandemic/monkey_interpreter on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DrPandemic/monkey_interpreter
[INFO] finished tweaking git repo https://github.com/DrPandemic/monkey_interpreter
[INFO] tweaked toml for git repo https://github.com/DrPandemic/monkey_interpreter written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/DrPandemic/monkey_interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7d67832f69dfb32ba2ed097e97705b90c57335ed7ff83b106e6e2c0f353d3bc
[INFO] running `Command { std: "docker" "start" "-a" "a7d67832f69dfb32ba2ed097e97705b90c57335ed7ff83b106e6e2c0f353d3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7d67832f69dfb32ba2ed097e97705b90c57335ed7ff83b106e6e2c0f353d3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d67832f69dfb32ba2ed097e97705b90c57335ed7ff83b106e6e2c0f353d3bc", kill_on_drop: false }`
[INFO] [stdout] a7d67832f69dfb32ba2ed097e97705b90c57335ed7ff83b106e6e2c0f353d3bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d2d73bf79d57e93b6c368c2dc5f05e4a0084353995ee186f5650b39b7ffa5a8
[INFO] running `Command { std: "docker" "start" "-a" "2d2d73bf79d57e93b6c368c2dc5f05e4a0084353995ee186f5650b39b7ffa5a8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monkey_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/lexer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Not_Eq` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Not_Eq,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NotEq`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identifier`
[INFO] [stdout]   --> src/token.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn identifier(literal: Vec<char>) -> Token {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.59s
[INFO] running `Command { std: "docker" "inspect" "2d2d73bf79d57e93b6c368c2dc5f05e4a0084353995ee186f5650b39b7ffa5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d2d73bf79d57e93b6c368c2dc5f05e4a0084353995ee186f5650b39b7ffa5a8", kill_on_drop: false }`
[INFO] [stdout] 2d2d73bf79d57e93b6c368c2dc5f05e4a0084353995ee186f5650b39b7ffa5a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fb144dbffb6d71b01cb3cac5d7b7e3ca14859ef97a1e56e50064a2a87370e61
[INFO] running `Command { std: "docker" "start" "-a" "9fb144dbffb6d71b01cb3cac5d7b7e3ca14859ef97a1e56e50064a2a87370e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Not_Eq` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Not_Eq,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NotEq`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identifier`
[INFO] [stdout]   --> src/token.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn identifier(literal: Vec<char>) -> Token {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_interpreter-d4548f4e5b355857)
[INFO] running `Command { std: "docker" "inspect" "9fb144dbffb6d71b01cb3cac5d7b7e3ca14859ef97a1e56e50064a2a87370e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb144dbffb6d71b01cb3cac5d7b7e3ca14859ef97a1e56e50064a2a87370e61", kill_on_drop: false }`
[INFO] [stdout] 9fb144dbffb6d71b01cb3cac5d7b7e3ca14859ef97a1e56e50064a2a87370e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04286f8e5e1a94ee226cdb418118b4e74302036ac96b9a45acce60a3e4194af9
[INFO] running `Command { std: "docker" "start" "-a" "04286f8e5e1a94ee226cdb418118b4e74302036ac96b9a45acce60a3e4194af9", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Not_Eq` should have an upper camel case name
[INFO] [stderr]   --> src/token.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Not_Eq,
[INFO] [stderr]    |     ^^^^^^ help: convert the identifier to upper camel case: `NotEq`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `identifier`
[INFO] [stderr]   --> src/token.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn identifier(literal: Vec<char>) -> Token {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey_interpreter` (bin "monkey_interpreter" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_interpreter-d4548f4e5b355857)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexer::tests::test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04286f8e5e1a94ee226cdb418118b4e74302036ac96b9a45acce60a3e4194af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04286f8e5e1a94ee226cdb418118b4e74302036ac96b9a45acce60a3e4194af9", kill_on_drop: false }`
[INFO] [stdout] 04286f8e5e1a94ee226cdb418118b4e74302036ac96b9a45acce60a3e4194af9