[INFO] cloning repository https://github.com/andreev-io/monkey-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreev-io/monkey-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreev-io%2Fmonkey-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreev-io%2Fmonkey-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca02fa5b57cc5ec4d019e4e52e449669f6827c9b
[INFO] testing andreev-io/monkey-compiler 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%2Fandreev-io%2Fmonkey-compiler" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andreev-io/monkey-compiler 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/andreev-io/monkey-compiler
[INFO] finished tweaking git repo https://github.com/andreev-io/monkey-compiler
[INFO] tweaked toml for git repo https://github.com/andreev-io/monkey-compiler written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/andreev-io/monkey-compiler 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] ce0725829c1855db1cb6f41c450e6ef99044a962a8bc126228796dcc77b4b86a
[INFO] running `Command { std: "docker" "start" "-a" "ce0725829c1855db1cb6f41c450e6ef99044a962a8bc126228796dcc77b4b86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce0725829c1855db1cb6f41c450e6ef99044a962a8bc126228796dcc77b4b86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0725829c1855db1cb6f41c450e6ef99044a962a8bc126228796dcc77b4b86a", kill_on_drop: false }`
[INFO] [stdout] ce0725829c1855db1cb6f41c450e6ef99044a962a8bc126228796dcc77b4b86a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 844fce41573f416249e228c6cbd6ec85a938f278fecb8a45ae1ea3cb67c193e2
[INFO] running `Command { std: "docker" "start" "-a" "844fce41573f416249e228c6cbd6ec85a938f278fecb8a45ae1ea3cb67c193e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]   --> src/repl/compiler.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pos: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `EmittedInstruction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/repl/compiler.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "844fce41573f416249e228c6cbd6ec85a938f278fecb8a45ae1ea3cb67c193e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "844fce41573f416249e228c6cbd6ec85a938f278fecb8a45ae1ea3cb67c193e2", kill_on_drop: false }`
[INFO] [stdout] 844fce41573f416249e228c6cbd6ec85a938f278fecb8a45ae1ea3cb67c193e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] d3f5e5ddb543848914d38a0c0d0647a5193aab9ec6e7af4ab7381cbf7dd185fe
[INFO] running `Command { std: "docker" "start" "-a" "d3f5e5ddb543848914d38a0c0d0647a5193aab9ec6e7af4ab7381cbf7dd185fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]   --> src/repl/compiler.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pos: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `EmittedInstruction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/repl/compiler.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.49s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/interpreter-73df4467d1d54814)
[INFO] running `Command { std: "docker" "inspect" "d3f5e5ddb543848914d38a0c0d0647a5193aab9ec6e7af4ab7381cbf7dd185fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f5e5ddb543848914d38a0c0d0647a5193aab9ec6e7af4ab7381cbf7dd185fe", kill_on_drop: false }`
[INFO] [stdout] d3f5e5ddb543848914d38a0c0d0647a5193aab9ec6e7af4ab7381cbf7dd185fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 1929610a87ae99f6c3d682241b6ced5f374465e352f3837145b96b3f974c4ddc
[INFO] running `Command { std: "docker" "start" "-a" "1929610a87ae99f6c3d682241b6ced5f374465e352f3837145b96b3f974c4ddc", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stdout] 
[INFO] [stderr]   --> src/repl/compiler.rs:12:5
[INFO] [stdout] running 25 tests
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `EmittedInstruction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/repl/compiler.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Clone)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `interpreter` (bin "interpreter" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/interpreter-73df4467d1d54814)
[INFO] [stdout] test repl::code::test::test_make ... ok
[INFO] [stdout] test repl::eval::test::test_array_expressions ... ok
[INFO] [stdout] test repl::eval::test::test_if_else_expressions ... ok
[INFO] [stdout] test repl::eval::test::test_call_expressions ... ok
[INFO] [stdout] test repl::eval::test::test_eval_infix_expression ... ok
[INFO] [stdout] test repl::eval::test::test_eval_prefix_expression ... ok
[INFO] [stdout] test repl::lexer::test_next_token ... ok
[INFO] [stdout] test repl::parser::test::test_boolean_literal_expression ... ok
[INFO] [stdout] test repl::eval::test::test_string_expressions ... ok
[INFO] [stdout] test repl::eval::test::test_let_statements ... ok
[INFO] [stdout] test repl::eval::test::test_recursion ... ok
[INFO] [stdout] test repl::eval::test::test_eval_boolean_expression ... ok
[INFO] [stdout] test repl::eval::test::test_eval_integer_expression ... ok
[INFO] [stdout] test repl::eval::test::test_return_statements ... ok
[INFO] [stdout] test repl::parser::test::test_prefix_expression ... ok
[INFO] [stdout] test repl::parser::test::test_return_statements ... ok
[INFO] [stdout] test repl::parser::test::test_operator_precedence ... ok
[INFO] [stdout] test repl::parser::test::test_let_statements ... ok
[INFO] [stdout] test repl::parser::test::test_integer_literal_expression ... ok
[INFO] [stdout] test repl::parser::test::test_infix_expression ... ok
[INFO] [stdout] test repl::parser::test::test_string_expression ... ok
[INFO] [stdout] test repl::parser::test::test_identifier_expression ... ok
[INFO] [stdout] test repl::parser::test::test_if_expression ... ok
[INFO] [stdout] test repl::parser::test::test_function_literal ... ok
[INFO] [stdout] test repl::parser::test::test_call_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1929610a87ae99f6c3d682241b6ced5f374465e352f3837145b96b3f974c4ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1929610a87ae99f6c3d682241b6ced5f374465e352f3837145b96b3f974c4ddc", kill_on_drop: false }`
[INFO] [stdout] 1929610a87ae99f6c3d682241b6ced5f374465e352f3837145b96b3f974c4ddc