[INFO] cloning repository https://github.com/asylion/lite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asylion/lite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasylion%2Flite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasylion%2Flite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57ce89dd01039d1ab1c112cffb8d0f39f85bc612
[INFO] testing asylion/lite against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasylion%2Flite" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asylion/lite on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asylion/lite
[INFO] finished tweaking git repo https://github.com/asylion/lite
[INFO] tweaked toml for git repo https://github.com/asylion/lite written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/asylion/lite already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] fd8a0dfd923017af16345d997ea04f15c5a361176efffc72826869398202d69b
[INFO] running `Command { std: "docker" "start" "-a" "fd8a0dfd923017af16345d997ea04f15c5a361176efffc72826869398202d69b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8a0dfd923017af16345d997ea04f15c5a361176efffc72826869398202d69b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8a0dfd923017af16345d997ea04f15c5a361176efffc72826869398202d69b", kill_on_drop: false }`
[INFO] [stdout] fd8a0dfd923017af16345d997ea04f15c5a361176efffc72826869398202d69b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3002da63352b513ecdcfe12651e830e97de865e982f87a99ed7ccccf2591db33
[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" "3002da63352b513ecdcfe12651e830e97de865e982f87a99ed7ccccf2591db33", kill_on_drop: false }`
[INFO] [stderr]    Compiling lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/interpreter.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |         std::mem::replace(&mut self.env, outer_env);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "3002da63352b513ecdcfe12651e830e97de865e982f87a99ed7ccccf2591db33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3002da63352b513ecdcfe12651e830e97de865e982f87a99ed7ccccf2591db33", kill_on_drop: false }`
[INFO] [stdout] 3002da63352b513ecdcfe12651e830e97de865e982f87a99ed7ccccf2591db33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 4df3ea9ecc75d964ca864ffcbaf51d801c22aaa63f26c82dff229f7c5d3f2690
[INFO] running `Command { std: "docker" "start" "-a" "4df3ea9ecc75d964ca864ffcbaf51d801c22aaa63f26c82dff229f7c5d3f2690", kill_on_drop: false }`
[INFO] [stderr]    Compiling lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/interpreter.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |         std::mem::replace(&mut self.env, outer_env);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "4df3ea9ecc75d964ca864ffcbaf51d801c22aaa63f26c82dff229f7c5d3f2690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df3ea9ecc75d964ca864ffcbaf51d801c22aaa63f26c82dff229f7c5d3f2690", kill_on_drop: false }`
[INFO] [stdout] 4df3ea9ecc75d964ca864ffcbaf51d801c22aaa63f26c82dff229f7c5d3f2690
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] c25e467e4fa5e0597aef0602549ae58d83c3c7a69acfcd9b2d5b9140cd1e1821
[INFO] running `Command { std: "docker" "start" "-a" "c25e467e4fa5e0597aef0602549ae58d83c3c7a69acfcd9b2d5b9140cd1e1821", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/interpreter.rs:287:9
[INFO] [stderr]     |
[INFO] [stderr] 287 |         std::mem::replace(&mut self.env, outer_env);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `lite` (bin "lite" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lite-f80a6ce5c1dc7eb0)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test interpreter::tests::test_evaluate_boolean_unary_expr ... ok
[INFO] [stdout] test interpreter::tests::test_evaluate_expr_stmt ... ok
[INFO] [stdout] test interpreter::tests::test_evaluate_boolean_binary_expr ... ok
[INFO] [stdout] test interpreter::tests::test_evaluate_var_decl ... ok
[INFO] [stdout] test interpreter::tests::test_scope ... ok
[INFO] [stdout] test interpreter::tests::test_evaluate_numeric_binary_expr ... ok
[INFO] [stdout] test interpreter::tests::test_evaluate_numeric_unary_expr ... ok
[INFO] [stdout] test parser::tests::test_parse_assign ... ok
[INFO] [stdout] test lexer::tests::test_next_token ... ok
[INFO] [stdout] test parser::tests::test_parse_function_decl ... ok
[INFO] [stdout] test parser::tests::test_parse_binary_expr ... ok
[INFO] [stdout] test parser::tests::test_parse_if_stmt ... ok
[INFO] [stdout] test parser::tests::test_parse_unary_expr ... ok
[INFO] [stdout] test parser::tests::test_parse_literal_number ... ok
[INFO] [stdout] test parser::tests::test_parse_var_decl ... ok
[INFO] [stdout] test parser::tests::test_parse_while_stmt ... ok
[INFO] [stdout] test parser::tests::test_parse_function_call ... ok
[INFO] [stdout] test interpreter::tests::test_function ... ok
[INFO] [stdout] test interpreter::tests::test_if_stmt ... ok
[INFO] [stdout] test interpreter::tests::test_while_stmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c25e467e4fa5e0597aef0602549ae58d83c3c7a69acfcd9b2d5b9140cd1e1821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c25e467e4fa5e0597aef0602549ae58d83c3c7a69acfcd9b2d5b9140cd1e1821", kill_on_drop: false }`
[INFO] [stdout] c25e467e4fa5e0597aef0602549ae58d83c3c7a69acfcd9b2d5b9140cd1e1821