[INFO] updating cached repository mzumi/writing-an-interpreter-in-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mzumi/writing-an-interpreter-in-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mzumi/writing-an-interpreter-in-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/mzumi/writing-an-interpreter-in-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mzumi/writing-an-interpreter-in-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mzumi/writing-an-interpreter-in-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mzumi/writing-an-interpreter-in-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mzumi/writing-an-interpreter-in-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6b5d30edd90e7dfb45d75ed744c330db355fa562 [INFO] sha for GitHub repo mzumi/writing-an-interpreter-in-rust: 6b5d30edd90e7dfb45d75ed744c330db355fa562 [INFO] validating manifest of mzumi/writing-an-interpreter-in-rust on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mzumi/writing-an-interpreter-in-rust on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mzumi/writing-an-interpreter-in-rust [INFO] finished frobbing mzumi/writing-an-interpreter-in-rust [INFO] frobbed toml for mzumi/writing-an-interpreter-in-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/mzumi/writing-an-interpreter-in-rust/Cargo.toml [INFO] started frobbing mzumi/writing-an-interpreter-in-rust [INFO] finished frobbing mzumi/writing-an-interpreter-in-rust [INFO] frobbed toml for mzumi/writing-an-interpreter-in-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mzumi/writing-an-interpreter-in-rust/Cargo.toml [INFO] crate mzumi/writing-an-interpreter-in-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing mzumi/writing-an-interpreter-in-rust against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mzumi/writing-an-interpreter-in-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] c123d0575f68157aa1d72a10f8d035b7076960fd88960ad13413fe861951f4a3 [INFO] running `"docker" "start" "-a" "c123d0575f68157aa1d72a10f8d035b7076960fd88960ad13413fe861951f4a3"` [INFO] [stderr] Compiling writing-an-interpreter-in-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/ast.rs:16:29 [INFO] [stderr] | [INFO] [stderr] 16 | pub statements: Vec>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/ast.rs:20:36 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn new(statements: Vec>) -> Self { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/let_statement.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | pub value: Option>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/let_statement.rs:11:66 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/return_statement.rs:6:34 [INFO] [stderr] | [INFO] [stderr] 6 | pub return_value: Option>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/expression_statement.rs:6:32 [INFO] [stderr] | [INFO] [stderr] 6 | pub expression: Option>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:32:33 [INFO] [stderr] | [INFO] [stderr] 32 | let statements: Vec> = vec![]; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:49:49 [INFO] [stderr] | [INFO] [stderr] 49 | fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:53:35 [INFO] [stderr] | [INFO] [stderr] 53 | let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:58:35 [INFO] [stderr] | [INFO] [stderr] 58 | let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.49s [INFO] running `"docker" "inspect" "c123d0575f68157aa1d72a10f8d035b7076960fd88960ad13413fe861951f4a3"` [INFO] running `"docker" "rm" "-f" "c123d0575f68157aa1d72a10f8d035b7076960fd88960ad13413fe861951f4a3"` [INFO] [stdout] c123d0575f68157aa1d72a10f8d035b7076960fd88960ad13413fe861951f4a3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mzumi/writing-an-interpreter-in-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 1a073722aee5b6a5a12b68d4d4150cfe2ceffeeef43eae4821e08f6899b1e137 [INFO] running `"docker" "start" "-a" "1a073722aee5b6a5a12b68d4d4150cfe2ceffeeef43eae4821e08f6899b1e137"` [INFO] [stderr] Compiling writing-an-interpreter-in-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/ast.rs:16:29 [INFO] [stderr] | [INFO] [stderr] 16 | pub statements: Vec>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/ast.rs:20:36 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn new(statements: Vec>) -> Self { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/let_statement.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | pub value: Option>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/let_statement.rs:11:66 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/return_statement.rs:6:34 [INFO] [stderr] | [INFO] [stderr] 6 | pub return_value: Option>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/expression_statement.rs:6:32 [INFO] [stderr] | [INFO] [stderr] 6 | pub expression: Option>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Expression` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:32:33 [INFO] [stderr] | [INFO] [stderr] 32 | let statements: Vec> = vec![]; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:49:49 [INFO] [stderr] | [INFO] [stderr] 49 | fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:53:35 [INFO] [stderr] | [INFO] [stderr] 53 | let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:58:35 [INFO] [stderr] | [INFO] [stderr] 58 | let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `"docker" "inspect" "1a073722aee5b6a5a12b68d4d4150cfe2ceffeeef43eae4821e08f6899b1e137"` [INFO] running `"docker" "rm" "-f" "1a073722aee5b6a5a12b68d4d4150cfe2ceffeeef43eae4821e08f6899b1e137"` [INFO] [stdout] 1a073722aee5b6a5a12b68d4d4150cfe2ceffeeef43eae4821e08f6899b1e137 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mzumi/writing-an-interpreter-in-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 9303f9ad341d3c92a36b8eaf9677c756909c9097e9a20938d93ccce38be4504f [INFO] running `"docker" "start" "-a" "9303f9ad341d3c92a36b8eaf9677c756909c9097e9a20938d93ccce38be4504f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/writing_an_interpreter_in_rust-42589fa8242c640c [INFO] [stdout] running 7 tests [INFO] [stdout] test ast::ast::test::test_to_stirng ... ok [INFO] [stdout] test token::token_type::fail_parse ... ok [INFO] [stdout] test token::token_type::parse_test ... ok [INFO] [stdout] test parser::parser::test_invalid_let_statement ... ok [INFO] [stdout] test parser::parser::test_let_statement ... ok [INFO] [stdout] test parser::parser::test_return_statement ... ok [INFO] [stdout] test lexer::lexer::test_next_token ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/writing_an_interpreter_in_rust-f48ec44d1f685d88 [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests writing-an-interpreter-in-rust [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "9303f9ad341d3c92a36b8eaf9677c756909c9097e9a20938d93ccce38be4504f"` [INFO] running `"docker" "rm" "-f" "9303f9ad341d3c92a36b8eaf9677c756909c9097e9a20938d93ccce38be4504f"` [INFO] [stdout] 9303f9ad341d3c92a36b8eaf9677c756909c9097e9a20938d93ccce38be4504f