[INFO] cloning repository https://github.com/beoboo/ruscheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beoboo/ruscheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fruscheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fruscheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4c2c5374c0fa4139b9b555f1a3e4e443f7a3cd4
[INFO] testing beoboo/ruscheme against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fruscheme" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/beoboo/ruscheme 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/beoboo/ruscheme
[INFO] finished tweaking git repo https://github.com/beoboo/ruscheme
[INFO] tweaked toml for git repo https://github.com/beoboo/ruscheme written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/beoboo/ruscheme 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] [stdout] fec0843eae6574b770defdc7de7b235d29f3f8924fa22210b8db855a5912377b
[INFO] running `Command { std: "docker" "start" "-a" "fec0843eae6574b770defdc7de7b235d29f3f8924fa22210b8db855a5912377b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec0843eae6574b770defdc7de7b235d29f3f8924fa22210b8db855a5912377b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec0843eae6574b770defdc7de7b235d29f3f8924fa22210b8db855a5912377b", kill_on_drop: false }`
[INFO] [stdout] fec0843eae6574b770defdc7de7b235d29f3f8924fa22210b8db855a5912377b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 93a954ed7551cb39692472bc2681f335d888f3894014821717ccb11ab09caa70
[INFO] running `Command { std: "docker" "start" "-a" "93a954ed7551cb39692472bc2681f335d888f3894014821717ccb11ab09caa70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling rgb v0.8.14
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling crossterm v0.12.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling ruscheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]  --> src/compiler.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::debug;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/environment.rs:188:6
[INFO] [stdout]     |
[INFO] [stdout] 188 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/printer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new() -> Printer {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> src/printer.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn print(&self, tokens: Vec<Token>) -> Result<String, Error> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_eof`
[INFO] [stdout]   --> src/token.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn is_eof(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.53s
[INFO] running `Command { std: "docker" "inspect" "93a954ed7551cb39692472bc2681f335d888f3894014821717ccb11ab09caa70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a954ed7551cb39692472bc2681f335d888f3894014821717ccb11ab09caa70", kill_on_drop: false }`
[INFO] [stdout] 93a954ed7551cb39692472bc2681f335d888f3894014821717ccb11ab09caa70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] [stdout] 2555ddd33a16f7337d3094557c5ea538ebc436719d21b09175914ff0cb3ddec8
[INFO] running `Command { std: "docker" "start" "-a" "2555ddd33a16f7337d3094557c5ea538ebc436719d21b09175914ff0cb3ddec8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling hamcrest2 v0.2.6
[INFO] [stderr]    Compiling ruscheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/environment.rs:188:6
[INFO] [stdout]     |
[INFO] [stdout] 188 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 7.17s
[INFO] running `Command { std: "docker" "inspect" "2555ddd33a16f7337d3094557c5ea538ebc436719d21b09175914ff0cb3ddec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2555ddd33a16f7337d3094557c5ea538ebc436719d21b09175914ff0cb3ddec8", kill_on_drop: false }`
[INFO] [stdout] 2555ddd33a16f7337d3094557c5ea538ebc436719d21b09175914ff0cb3ddec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] [stdout] a68d16a3cfd2510a67eb9ef47f0f63f609f86287b16ca70e0892f91204b84a52
[INFO] running `Command { std: "docker" "start" "-a" "a68d16a3cfd2510a67eb9ef47f0f63f609f86287b16ca70e0892f91204b84a52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/environment.rs:188:6
[INFO] [stderr]     |
[INFO] [stderr] 188 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ruscheme` (bin "ruscheme" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruscheme-cb015b35067cfa34)
[INFO] [stdout] 
[INFO] [stdout] running 55 tests
[INFO] [stdout] test compiler::tests::compile_empty ... ok
[INFO] [stdout] test compiler::tests::compile_expressions ... ok
[INFO] [stdout] test compiler::tests::compile_numbers ... ok
[INFO] [stdout] test environment::tests::check_empty ... ok
[INFO] [stdout] test environment::tests::define_number ... ok
[INFO] [stdout] test evaluator::tests::eval_lets ... ok
[INFO] [stdout] test environment::tests::enclosing ... ok
[INFO] [stdout] test desugarizer::tests::desugar_quote ... ok
[INFO] [stdout] test evaluator::tests::eval_primitives ... ok
[INFO] [stdout] test evaluator::tests::eval_conditions ... ok
[INFO] [stdout] test evaluator::tests::eval_definitions ... ok
[INFO] [stdout] test desugarizer::tests::desugar_empty ... ok
[INFO] [stdout] test evaluator::tests::eval_outputs ... ok
[INFO] [stdout] test environment::tests::test_functions ... ok
[INFO] [stdout] test evaluator::tests::eval_ifs ... ok
[INFO] [stdout] test expr::tests::test_fn ... ok
[INFO] [stdout] test evaluator::tests::eval_lambdas ... ok
[INFO] [stdout] test environment::tests::test_invalid ... ok
[INFO] [stdout] test evaluator::tests::eval_quotes ... ok
[INFO] [stdout] test evaluator::tests::eval_callable ... ok
[INFO] [stdout] test evaluator::tests::eval_expressions ... ok
[INFO] [stdout] test environment::tests::define_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_booleans ... ok
[INFO] [stdout] test evaluator::tests::eval_invalid ... ok
[INFO] [stdout] test lexer::tests::lex_comment ... ok
[INFO] [stdout] test evaluator::tests::eval_symbols ... ok
[INFO] [stdout] test evaluator::tests::eval_identifiers ... ok
[INFO] [stdout] test lexer::tests::lex_strings ... ok
[INFO] [stdout] test lexer::tests::lex_empty ... ok
[INFO] [stdout] test lexer::tests::lex_invalid ... ok
[INFO] [stdout] test parser::tests::parse_lets ... ok
[INFO] [stdout] test parser::tests::parse_lambdas ... ok
[INFO] [stdout] test parser::tests::parse_operations ... ok
[INFO] [stdout] test lexer::tests::lex_compound ... ok
[INFO] [stdout] test parser::tests::parse_empty ... ok
[INFO] [stdout] test lexer::tests::lex_quote ... ok
[INFO] [stdout] test lexer::tests::lex_identifiers ... ok
[INFO] [stdout] test lexer::tests::lex_paren ... ok
[INFO] [stdout] test parser::tests::parse_definitions ... ok
[INFO] [stdout] test lexer::tests::lex_keywords ... ok
[INFO] [stdout] test parser::tests::parse_empty_list ... ok
[INFO] [stdout] test parser::tests::parse_comment ... ok
[INFO] [stdout] test parser::tests::parse_ifs ... ok
[INFO] [stdout] test parser::tests::parse_expressions ... ok
[INFO] [stdout] test parser::tests::parse_conditions ... ok
[INFO] [stdout] test lexer::tests::lex_numbers ... ok
[INFO] [stdout] test parser::tests::parse_invalid ... ok
[INFO] [stdout] test parser::tests::parse_quotes ... ok
[INFO] [stdout] test virtual_machine::tests::exec_add ... ok
[INFO] [stdout] test parser::tests::parse_primitives ... ok
[INFO] [stdout] test printer::tests::print_tests ... ok
[INFO] [stdout] test virtual_machine::tests::exec_empty ... ok
[INFO] [stdout] test virtual_machine::tests::exec_constant ... ok
[INFO] [stdout] test parser::tests::parse_unterminated ... ok
[INFO] [stdout] test virtual_machine::tests::exec_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 55 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a68d16a3cfd2510a67eb9ef47f0f63f609f86287b16ca70e0892f91204b84a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68d16a3cfd2510a67eb9ef47f0f63f609f86287b16ca70e0892f91204b84a52", kill_on_drop: false }`
[INFO] [stdout] a68d16a3cfd2510a67eb9ef47f0f63f609f86287b16ca70e0892f91204b84a52