[INFO] updating cached repository oampo/dosa [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/oampo/dosa [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/oampo/dosa" "work/ex/beta-1.37-6/sources/1.36.0/gh/oampo/dosa"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/oampo/dosa'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/oampo/dosa" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/oampo/dosa"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/oampo/dosa'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ab5c6c377af6555c6e8df0bb75f6597e7b6704f4 [INFO] sha for GitHub repo oampo/dosa: ab5c6c377af6555c6e8df0bb75f6597e7b6704f4 [INFO] validating manifest of oampo/dosa 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 oampo/dosa 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 oampo/dosa [INFO] finished frobbing oampo/dosa [INFO] frobbed toml for oampo/dosa written to work/ex/beta-1.37-6/sources/1.36.0/gh/oampo/dosa/Cargo.toml [INFO] started frobbing oampo/dosa [INFO] finished frobbing oampo/dosa [INFO] frobbed toml for oampo/dosa written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/oampo/dosa/Cargo.toml [INFO] crate oampo/dosa 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing oampo/dosa 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-7/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/oampo/dosa:/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] 5bfee52e0b4600f79d9166fd1208ba719b8ab2229b355750867fa812e2790aef [INFO] running `"docker" "start" "-a" "5bfee52e0b4600f79d9166fd1208ba719b8ab2229b355750867fa812e2790aef"` [INFO] [stderr] Compiling libc v0.2.29 [INFO] [stderr] Compiling macro-attr v0.2.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling dosa v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::iter::Peekable` [INFO] [stderr] --> src/core/parser.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter::Peekable; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ast` [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let ast = parser.parse()?; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ast` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lambda` [INFO] [stderr] --> src/core/node.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | Lambda, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Value` [INFO] [stderr] --> src/core/node.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Value, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BinaryOperator` [INFO] [stderr] --> src/core/node.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | BinaryOperator [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/token.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | parser.consume(Some(TokenKind::RightBracket)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/token.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | parser.consume(Some(TokenKind::RightParenthesis)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/token.rs:84:17 [INFO] [stderr] | [INFO] [stderr] 84 | parser.consume(Some(TokenKind::RightParenthesis)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/parser.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | parser.advance(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.02s [INFO] running `"docker" "inspect" "5bfee52e0b4600f79d9166fd1208ba719b8ab2229b355750867fa812e2790aef"` [INFO] running `"docker" "rm" "-f" "5bfee52e0b4600f79d9166fd1208ba719b8ab2229b355750867fa812e2790aef"` [INFO] [stdout] 5bfee52e0b4600f79d9166fd1208ba719b8ab2229b355750867fa812e2790aef [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/oampo/dosa:/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] cbcdd41139a9250ddaf3e8c114c71816620eb52dadf84029446fc20416dd1652 [INFO] running `"docker" "start" "-a" "cbcdd41139a9250ddaf3e8c114c71816620eb52dadf84029446fc20416dd1652"` [INFO] [stderr] Compiling dosa v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::iter::Peekable` [INFO] [stderr] --> src/core/parser.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter::Peekable; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ast` [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let ast = parser.parse()?; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ast` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lambda` [INFO] [stderr] --> src/core/node.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | Lambda, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Value` [INFO] [stderr] --> src/core/node.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Value, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BinaryOperator` [INFO] [stderr] --> src/core/node.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | BinaryOperator [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/token.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | parser.consume(Some(TokenKind::RightBracket)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/token.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | parser.consume(Some(TokenKind::RightParenthesis)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/token.rs:84:17 [INFO] [stderr] | [INFO] [stderr] 84 | parser.consume(Some(TokenKind::RightParenthesis)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/core/parser.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | parser.advance(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `"docker" "inspect" "cbcdd41139a9250ddaf3e8c114c71816620eb52dadf84029446fc20416dd1652"` [INFO] running `"docker" "rm" "-f" "cbcdd41139a9250ddaf3e8c114c71816620eb52dadf84029446fc20416dd1652"` [INFO] [stdout] cbcdd41139a9250ddaf3e8c114c71816620eb52dadf84029446fc20416dd1652 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/oampo/dosa:/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] f13afe262f2f0ca75f8f27bd91be9abaeac4a7d56a10a887ed4e10cf19226472 [INFO] running `"docker" "start" "-a" "f13afe262f2f0ca75f8f27bd91be9abaeac4a7d56a10a887ed4e10cf19226472"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/dosa-e574c299f6765628 [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" "f13afe262f2f0ca75f8f27bd91be9abaeac4a7d56a10a887ed4e10cf19226472"` [INFO] running `"docker" "rm" "-f" "f13afe262f2f0ca75f8f27bd91be9abaeac4a7d56a10a887ed4e10cf19226472"` [INFO] [stdout] f13afe262f2f0ca75f8f27bd91be9abaeac4a7d56a10a887ed4e10cf19226472