[INFO] updating cached repository PaulJuliusMartinez/CoolRustCompiler [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/PaulJuliusMartinez/CoolRustCompiler [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/PaulJuliusMartinez/CoolRustCompiler" "work/ex/beta-1.37-6/sources/1.36.0/gh/PaulJuliusMartinez/CoolRustCompiler"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/PaulJuliusMartinez/CoolRustCompiler'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/PaulJuliusMartinez/CoolRustCompiler" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/PaulJuliusMartinez/CoolRustCompiler"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/PaulJuliusMartinez/CoolRustCompiler'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9f04cebe065f62a2a5b13c54203c28209c5457b5 [INFO] sha for GitHub repo PaulJuliusMartinez/CoolRustCompiler: 9f04cebe065f62a2a5b13c54203c28209c5457b5 [INFO] validating manifest of PaulJuliusMartinez/CoolRustCompiler 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 PaulJuliusMartinez/CoolRustCompiler 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 PaulJuliusMartinez/CoolRustCompiler [INFO] finished frobbing PaulJuliusMartinez/CoolRustCompiler [INFO] frobbed toml for PaulJuliusMartinez/CoolRustCompiler written to work/ex/beta-1.37-6/sources/1.36.0/gh/PaulJuliusMartinez/CoolRustCompiler/Cargo.toml [INFO] started frobbing PaulJuliusMartinez/CoolRustCompiler [INFO] finished frobbing PaulJuliusMartinez/CoolRustCompiler [INFO] frobbed toml for PaulJuliusMartinez/CoolRustCompiler written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/PaulJuliusMartinez/CoolRustCompiler/Cargo.toml [INFO] crate PaulJuliusMartinez/CoolRustCompiler 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 PaulJuliusMartinez/CoolRustCompiler against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/PaulJuliusMartinez/CoolRustCompiler:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 318d7f0e4c06f961f586b1e7044a010668249d6ce3b560bad09f71b6d07a3938 [INFO] running `"docker" "start" "-a" "318d7f0e4c06f961f586b1e7044a010668249d6ce3b560bad09f71b6d07a3938"` [INFO] [stderr] Compiling cool v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::boxed::Box` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::boxed::Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ast::*; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/parser/mod.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | / macro_rules! match_single_capture { [INFO] [stderr] 54 | | ($tok:expr, $expected:pat, $states:ident, $new_state:expr, $body:stmt) => {{ [INFO] [stderr] 55 | | match *$tok { [INFO] [stderr] 56 | | $expected => { [INFO] [stderr] ... | [INFO] [stderr] 65 | | }} [INFO] [stderr] 66 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `line_no` is assigned to, but never used [INFO] [stderr] --> src/lexer/mod.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut line_no = 0; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_line_no` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tabs` [INFO] [stderr] --> src/printer/mod.rs:199:28 [INFO] [stderr] | [INFO] [stderr] 199 | fn pretty_print(&self, tabs: u32) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_tabs` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.10s [INFO] running `"docker" "inspect" "318d7f0e4c06f961f586b1e7044a010668249d6ce3b560bad09f71b6d07a3938"` [INFO] running `"docker" "rm" "-f" "318d7f0e4c06f961f586b1e7044a010668249d6ce3b560bad09f71b6d07a3938"` [INFO] [stdout] 318d7f0e4c06f961f586b1e7044a010668249d6ce3b560bad09f71b6d07a3938 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/PaulJuliusMartinez/CoolRustCompiler:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 6746c6fbc10fc2a06a74a91011985024bd418eb04977e4af17245d0ca7a992cd [INFO] running `"docker" "start" "-a" "6746c6fbc10fc2a06a74a91011985024bd418eb04977e4af17245d0ca7a992cd"` [INFO] [stderr] Compiling cool v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::boxed::Box` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::boxed::Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ast::*; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/parser/mod.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | / macro_rules! match_single_capture { [INFO] [stderr] 54 | | ($tok:expr, $expected:pat, $states:ident, $new_state:expr, $body:stmt) => {{ [INFO] [stderr] 55 | | match *$tok { [INFO] [stderr] 56 | | $expected => { [INFO] [stderr] ... | [INFO] [stderr] 65 | | }} [INFO] [stderr] 66 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `line_no` is assigned to, but never used [INFO] [stderr] --> src/lexer/mod.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut line_no = 0; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_line_no` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tabs` [INFO] [stderr] --> src/printer/mod.rs:199:28 [INFO] [stderr] | [INFO] [stderr] 199 | fn pretty_print(&self, tabs: u32) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_tabs` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `"docker" "inspect" "6746c6fbc10fc2a06a74a91011985024bd418eb04977e4af17245d0ca7a992cd"` [INFO] running `"docker" "rm" "-f" "6746c6fbc10fc2a06a74a91011985024bd418eb04977e4af17245d0ca7a992cd"` [INFO] [stdout] 6746c6fbc10fc2a06a74a91011985024bd418eb04977e4af17245d0ca7a992cd [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/PaulJuliusMartinez/CoolRustCompiler:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 87d6bb30172c617610f6ee6d43eb410feb26b57bdd4efda07ee2c1fedd97e594 [INFO] running `"docker" "start" "-a" "87d6bb30172c617610f6ee6d43eb410feb26b57bdd4efda07ee2c1fedd97e594"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/cool-3cf394968e5ad597 [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" "87d6bb30172c617610f6ee6d43eb410feb26b57bdd4efda07ee2c1fedd97e594"` [INFO] running `"docker" "rm" "-f" "87d6bb30172c617610f6ee6d43eb410feb26b57bdd4efda07ee2c1fedd97e594"` [INFO] [stdout] 87d6bb30172c617610f6ee6d43eb410feb26b57bdd4efda07ee2c1fedd97e594