[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-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrPandemic%2Fmonkey_interpreter" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrPandemic/monkey_interpreter on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b316dcb5284359c5229af776c3da1449d50a3519be57adc93c93ba5d22eb819
[INFO] running `Command { std: "docker" "start" "-a" "9b316dcb5284359c5229af776c3da1449d50a3519be57adc93c93ba5d22eb819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b316dcb5284359c5229af776c3da1449d50a3519be57adc93c93ba5d22eb819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b316dcb5284359c5229af776c3da1449d50a3519be57adc93c93ba5d22eb819", kill_on_drop: false }`
[INFO] [stdout] 9b316dcb5284359c5229af776c3da1449d50a3519be57adc93c93ba5d22eb819
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3a668b004cfdafb554aa45aaa50c3bd9cf0e0009627df8cca85b1a7ea984c92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3a668b004cfdafb554aa45aaa50c3bd9cf0e0009627df8cca85b1a7ea984c92", kill_on_drop: false }`
[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 0.99s
[INFO] running `Command { std: "docker" "inspect" "e3a668b004cfdafb554aa45aaa50c3bd9cf0e0009627df8cca85b1a7ea984c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a668b004cfdafb554aa45aaa50c3bd9cf0e0009627df8cca85b1a7ea984c92", kill_on_drop: false }`
[INFO] [stdout] e3a668b004cfdafb554aa45aaa50c3bd9cf0e0009627df8cca85b1a7ea984c92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8502e7aef2d24c2246629f7f2f86dc6a4a33729e8b3c65741cf88e8fe7ac1146
[INFO] running `Command { std: "docker" "start" "-a" "8502e7aef2d24c2246629f7f2f86dc6a4a33729e8b3c65741cf88e8fe7ac1146", 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 1.07s
[INFO] running `Command { std: "docker" "inspect" "8502e7aef2d24c2246629f7f2f86dc6a4a33729e8b3c65741cf88e8fe7ac1146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8502e7aef2d24c2246629f7f2f86dc6a4a33729e8b3c65741cf88e8fe7ac1146", kill_on_drop: false }`
[INFO] [stdout] 8502e7aef2d24c2246629f7f2f86dc6a4a33729e8b3c65741cf88e8fe7ac1146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df3eda54a8fdf9c3d52d34a81e04bb1b2f963ce66de0fe9deeea47b6fa198b03
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "df3eda54a8fdf9c3d52d34a81e04bb1b2f963ce66de0fe9deeea47b6fa198b03", 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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monkey_interpreter-2dd8aab2f54ae148
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df3eda54a8fdf9c3d52d34a81e04bb1b2f963ce66de0fe9deeea47b6fa198b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3eda54a8fdf9c3d52d34a81e04bb1b2f963ce66de0fe9deeea47b6fa198b03", kill_on_drop: false }`
[INFO] [stdout] df3eda54a8fdf9c3d52d34a81e04bb1b2f963ce66de0fe9deeea47b6fa198b03