[INFO] cloning repository https://github.com/huwsun/Simple_Interactive_Interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huwsun/Simple_Interactive_Interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwsun%2FSimple_Interactive_Interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwsun%2FSimple_Interactive_Interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df9d62c13133762414aa64ccc222de8ee7a690c2
[INFO] testing huwsun/Simple_Interactive_Interpreter against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwsun%2FSimple_Interactive_Interpreter" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huwsun/Simple_Interactive_Interpreter on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huwsun/Simple_Interactive_Interpreter
[INFO] finished tweaking git repo https://github.com/huwsun/Simple_Interactive_Interpreter
[INFO] tweaked toml for git repo https://github.com/huwsun/Simple_Interactive_Interpreter written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/huwsun/Simple_Interactive_Interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9d376a05169dfd38bc6b6b6d119fba45fc12f67a15003393682613825e0fbeb
[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" "c9d376a05169dfd38bc6b6b6d119fba45fc12f67a15003393682613825e0fbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9d376a05169dfd38bc6b6b6d119fba45fc12f67a15003393682613825e0fbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d376a05169dfd38bc6b6b6d119fba45fc12f67a15003393682613825e0fbeb", kill_on_drop: false }`
[INFO] [stdout] c9d376a05169dfd38bc6b6b6d119fba45fc12f67a15003393682613825e0fbeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dfe76b8b8f5010b1f4f6eb31a6f0040aeed6f8e122969ec0b53a566abd6d817
[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" "7dfe76b8b8f5010b1f4f6eb31a6f0040aeed6f8e122969ec0b53a566abd6d817", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/main.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | use interpreter::{Interpreter,Lexer};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "7dfe76b8b8f5010b1f4f6eb31a6f0040aeed6f8e122969ec0b53a566abd6d817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfe76b8b8f5010b1f4f6eb31a6f0040aeed6f8e122969ec0b53a566abd6d817", kill_on_drop: false }`
[INFO] [stdout] 7dfe76b8b8f5010b1f4f6eb31a6f0040aeed6f8e122969ec0b53a566abd6d817
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61efdf5a968e9cf4f34a1bd49c5cf3ee2eb0fee375347bad33fe68886810d88c
[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" "61efdf5a968e9cf4f34a1bd49c5cf3ee2eb0fee375347bad33fe68886810d88c", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]  --> src/main.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | use interpreter::{Interpreter,Lexer};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "61efdf5a968e9cf4f34a1bd49c5cf3ee2eb0fee375347bad33fe68886810d88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61efdf5a968e9cf4f34a1bd49c5cf3ee2eb0fee375347bad33fe68886810d88c", kill_on_drop: false }`
[INFO] [stdout] 61efdf5a968e9cf4f34a1bd49c5cf3ee2eb0fee375347bad33fe68886810d88c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 671a1f21577017681314c0bee12870aae43996900d57a95ccf25ba40f1ac24c1
[INFO] running `Command { std: "docker" "start" "-a" "671a1f21577017681314c0bee12870aae43996900d57a95ccf25ba40f1ac24c1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `Lexer`
[INFO] [stdout] running 4 tests
[INFO] [stderr]  --> src/main.rs:6:31
[INFO] [stdout] test interpreter::basic_arithmetic ... ok
[INFO] [stderr]   |
[INFO] [stdout] test interpreter::variables ... ok
[INFO] [stderr] 6 | use interpreter::{Interpreter,Lexer};
[INFO] [stdout] test interpreter::functions ... ok
[INFO] [stderr]   |                               ^^^^^
[INFO] [stdout] test interpreter::conflicts ... ok
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/interpreter-66a09f695f818fd2
[INFO] running `Command { std: "docker" "inspect" "671a1f21577017681314c0bee12870aae43996900d57a95ccf25ba40f1ac24c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671a1f21577017681314c0bee12870aae43996900d57a95ccf25ba40f1ac24c1", kill_on_drop: false }`
[INFO] [stdout] 671a1f21577017681314c0bee12870aae43996900d57a95ccf25ba40f1ac24c1