[INFO] updating cached repository luki/csvll [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/luki/csvll [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/luki/csvll" "work/ex/beta-1.37-6/sources/1.36.0/gh/luki/csvll"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/luki/csvll'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/luki/csvll" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/luki/csvll"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/luki/csvll'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5985a21c30c49f604a168a6965aa510dc18e6d99 [INFO] sha for GitHub repo luki/csvll: 5985a21c30c49f604a168a6965aa510dc18e6d99 [INFO] validating manifest of luki/csvll 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 luki/csvll 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 luki/csvll [INFO] finished frobbing luki/csvll [INFO] frobbed toml for luki/csvll written to work/ex/beta-1.37-6/sources/1.36.0/gh/luki/csvll/Cargo.toml [INFO] started frobbing luki/csvll [INFO] finished frobbing luki/csvll [INFO] frobbed toml for luki/csvll written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/luki/csvll/Cargo.toml [INFO] crate luki/csvll 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 luki/csvll 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-1/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/luki/csvll:/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] 54eeedcc2052e69d8457e429f9cdb5cb00720fdaccdbd456baaf2e01dd519aaf [INFO] running `"docker" "start" "-a" "54eeedcc2052e69d8457e429f9cdb5cb00720fdaccdbd456baaf2e01dd519aaf"` [INFO] [stderr] Compiling csvll v0.1.6 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut content = file_help::read(&mut self.file); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `create` [INFO] [stderr] --> src/file_help.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn create(dir: String, name: String, extension: String) -> File { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write` [INFO] [stderr] --> src/file_help.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn write(file: &mut File, content: &String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `delete` [INFO] [stderr] --> src/file_help.rs:47:1 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn delete(dir: String, name: String, extension: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/file_help.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | file.write_all(content.as_bytes()); [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/file_help.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | fs::remove_file(format!("{}/{}.{}", dir, name, extension)); [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 1.10s [INFO] running `"docker" "inspect" "54eeedcc2052e69d8457e429f9cdb5cb00720fdaccdbd456baaf2e01dd519aaf"` [INFO] running `"docker" "rm" "-f" "54eeedcc2052e69d8457e429f9cdb5cb00720fdaccdbd456baaf2e01dd519aaf"` [INFO] [stdout] 54eeedcc2052e69d8457e429f9cdb5cb00720fdaccdbd456baaf2e01dd519aaf [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/luki/csvll:/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] 623cf0004b2f3a2cfad02a26fc28854df02807a43630139cd4c22ee1dbf86fdb [INFO] running `"docker" "start" "-a" "623cf0004b2f3a2cfad02a26fc28854df02807a43630139cd4c22ee1dbf86fdb"` [INFO] [stderr] Compiling csvll v0.1.6 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut content = file_help::read(&mut self.file); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `create` [INFO] [stderr] --> src/file_help.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn create(dir: String, name: String, extension: String) -> File { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write` [INFO] [stderr] --> src/file_help.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn write(file: &mut File, content: &String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `delete` [INFO] [stderr] --> src/file_help.rs:47:1 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn delete(dir: String, name: String, extension: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/file_help.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | file.write_all(content.as_bytes()); [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/file_help.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | fs::remove_file(format!("{}/{}.{}", dir, name, extension)); [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 0.55s [INFO] running `"docker" "inspect" "623cf0004b2f3a2cfad02a26fc28854df02807a43630139cd4c22ee1dbf86fdb"` [INFO] running `"docker" "rm" "-f" "623cf0004b2f3a2cfad02a26fc28854df02807a43630139cd4c22ee1dbf86fdb"` [INFO] [stdout] 623cf0004b2f3a2cfad02a26fc28854df02807a43630139cd4c22ee1dbf86fdb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/luki/csvll:/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] 7aa5182768e8b08966826a236b41be9183baa14064c36b87c7a5df5f76e35fa2 [INFO] running `"docker" "start" "-a" "7aa5182768e8b08966826a236b41be9183baa14064c36b87c7a5df5f76e35fa2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/csvll-5e0b6e306092e620 [INFO] [stderr] Doc-tests csvll [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] [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" "7aa5182768e8b08966826a236b41be9183baa14064c36b87c7a5df5f76e35fa2"` [INFO] running `"docker" "rm" "-f" "7aa5182768e8b08966826a236b41be9183baa14064c36b87c7a5df5f76e35fa2"` [INFO] [stdout] 7aa5182768e8b08966826a236b41be9183baa14064c36b87c7a5df5f76e35fa2