[INFO] cloning repository https://github.com/Eric-Arellano/rust-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eric-Arellano/rust-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEric-Arellano%2Frust-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEric-Arellano%2Frust-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9fbd8e53d318252573bebe0958825033ea90962
[INFO] testing Eric-Arellano/rust-compiler against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEric-Arellano%2Frust-compiler" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Eric-Arellano/rust-compiler 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/Eric-Arellano/rust-compiler
[INFO] finished tweaking git repo https://github.com/Eric-Arellano/rust-compiler
[INFO] tweaked toml for git repo https://github.com/Eric-Arellano/rust-compiler written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Eric-Arellano/rust-compiler 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 52e9910e986909cada7f248e66867caab20b96f69acdde96ec470d4a326180a9
[INFO] running `Command { std: "docker" "start" "-a" "52e9910e986909cada7f248e66867caab20b96f69acdde96ec470d4a326180a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e9910e986909cada7f248e66867caab20b96f69acdde96ec470d4a326180a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e9910e986909cada7f248e66867caab20b96f69acdde96ec470d4a326180a9", kill_on_drop: false }`
[INFO] [stdout] 52e9910e986909cada7f248e66867caab20b96f69acdde96ec470d4a326180a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3b3f194e2336586cd90d7bc9bc5884417c35185f39729a99789d16fb93ebe0f6
[INFO] running `Command { std: "docker" "start" "-a" "3b3f194e2336586cd90d7bc9bc5884417c35185f39729a99789d16fb93ebe0f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Goto`
[INFO] [stdout]   --> src/parser/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Goto(Box<StatementNode>),
[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: `expect_num`
[INFO] [stdout]    --> src/parser/mod.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn expect_num(&mut self) -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "3b3f194e2336586cd90d7bc9bc5884417c35185f39729a99789d16fb93ebe0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b3f194e2336586cd90d7bc9bc5884417c35185f39729a99789d16fb93ebe0f6", kill_on_drop: false }`
[INFO] [stdout] 3b3f194e2336586cd90d7bc9bc5884417c35185f39729a99789d16fb93ebe0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 13cb3bacf9b61b6b88ea4dab8976da8dc6a3063c2bd46a6764136a3071d59af7
[INFO] running `Command { std: "docker" "start" "-a" "13cb3bacf9b61b6b88ea4dab8976da8dc6a3063c2bd46a6764136a3071d59af7", kill_on_drop: false }`
[INFO] [stdout] warning: variant is never constructed: `Goto`
[INFO] [stdout]   --> src/parser/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Goto(Box<StatementNode>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `expect_num`
[INFO] [stdout]    --> src/parser/mod.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn expect_num(&mut self) -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Goto`
[INFO] [stdout]   --> src/parser/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Goto(Box<StatementNode>),
[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: `expect_num`
[INFO] [stdout]    --> src/parser/mod.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn expect_num(&mut self) -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "13cb3bacf9b61b6b88ea4dab8976da8dc6a3063c2bd46a6764136a3071d59af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13cb3bacf9b61b6b88ea4dab8976da8dc6a3063c2bd46a6764136a3071d59af7", kill_on_drop: false }`
[INFO] [stdout] 13cb3bacf9b61b6b88ea4dab8976da8dc6a3063c2bd46a6764136a3071d59af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7c85204a71040955411d030fe2020881909878e24728ac08da88fa2f256cdaec
[INFO] running `Command { std: "docker" "start" "-a" "7c85204a71040955411d030fe2020881909878e24728ac08da88fa2f256cdaec", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Goto`
[INFO] [stderr]   --> src/parser/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Goto(Box<StatementNode>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `expect_num`
[INFO] [stderr]    --> src/parser/mod.rs:107:8
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn expect_num(&mut self) -> i64 {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `compiler` (lib) generated 2 warnings
[INFO] [stderr] warning: `compiler` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compiler-768def7653dbd59b)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test parser::test_parse_assignment ... ok
[INFO] [stdout] test parser::test_parse_print ... ok
[INFO] [stdout] test parser::tokenizer::test_get_token ... ok
[INFO] [stdout] test parser::tokenizer::test_input_buffer ... ok
[INFO] [stdout] test parser::tokenizer::test_tokenizer_peek ... ok
[INFO] [stdout] test parser::test_parse_if ... ok
[INFO] [stdout] test parser::tokenizer::test_get_token_invalid - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-1ce94165fa24b879)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-bcef579d1b8241a3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_print ... ok
[INFO] [stdout] test test_assignment ... ok
[INFO] [stdout] test test_if ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests compiler
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c85204a71040955411d030fe2020881909878e24728ac08da88fa2f256cdaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c85204a71040955411d030fe2020881909878e24728ac08da88fa2f256cdaec", kill_on_drop: false }`
[INFO] [stdout] 7c85204a71040955411d030fe2020881909878e24728ac08da88fa2f256cdaec