Dec 15 17:38:37.076 INFO testing csvll-0.1.6 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 17:38:37.076 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 17:38:37.402 INFO [stdout] 1b01160504b7080042bd46b8c67589fa5108bbc915eb111ee89cff6179d35915
Dec 15 17:38:37.406 INFO running `"docker" "start" "-a" "1b01160504b7080042bd46b8c67589fa5108bbc915eb111ee89cff6179d35915"`
Dec 15 17:38:38.614 INFO [stderr] usermod: no changes
Dec 15 17:38:38.663 INFO [stderr]    Compiling csvll v0.1.6 (/source)
Dec 15 17:38:39.454 INFO [stderr] warning: variable does not need to be mutable
Dec 15 17:38:39.455 INFO [stderr]   --> src/lib.rs:29:13
Dec 15 17:38:39.455 INFO [stderr]    |
Dec 15 17:38:39.455 INFO [stderr] 29 |         let mut content = file_help::read(&mut self.file);
Dec 15 17:38:39.455 INFO [stderr]    |             ----^^^^^^^
Dec 15 17:38:39.455 INFO [stderr]    |             |
Dec 15 17:38:39.455 INFO [stderr]    |             help: remove this `mut`
Dec 15 17:38:39.455 INFO [stderr]    |
Dec 15 17:38:39.455 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 17:38:39.455 INFO [stderr] 
Dec 15 17:38:39.461 INFO [stderr] warning: function is never used: `create`
Dec 15 17:38:39.461 INFO [stderr]   --> src/file_help.rs:16:1
Dec 15 17:38:39.461 INFO [stderr]    |
Dec 15 17:38:39.461 INFO [stderr] 16 | pub fn create(direc: String, name: String, extension: String) -> File {
Dec 15 17:38:39.461 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:39.461 INFO [stderr]    |
Dec 15 17:38:39.461 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 17:38:39.461 INFO [stderr] 
Dec 15 17:38:39.461 INFO [stderr] warning: function is never used: `write`
Dec 15 17:38:39.461 INFO [stderr]   --> src/file_help.rs:30:1
Dec 15 17:38:39.461 INFO [stderr]    |
Dec 15 17:38:39.461 INFO [stderr] 30 | pub fn write(file: &mut File, content: &String) {
Dec 15 17:38:39.461 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:39.461 INFO [stderr] 
Dec 15 17:38:39.461 INFO [stderr] warning: function is never used: `delete`
Dec 15 17:38:39.461 INFO [stderr]   --> src/file_help.rs:43:1
Dec 15 17:38:39.461 INFO [stderr]    |
Dec 15 17:38:39.461 INFO [stderr] 43 | pub fn delete(direc: String, name: String, extension: String) {
Dec 15 17:38:39.461 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:39.461 INFO [stderr] 
Dec 15 17:38:39.467 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:38:39.467 INFO [stderr]   --> src/file_help.rs:31:5
Dec 15 17:38:39.467 INFO [stderr]    |
Dec 15 17:38:39.467 INFO [stderr] 31 |     file.write_all(content.as_bytes());
Dec 15 17:38:39.467 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:39.467 INFO [stderr]    |
Dec 15 17:38:39.467 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 17:38:39.471 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:38:39.471 INFO [stderr] 
Dec 15 17:38:39.471 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:38:39.471 INFO [stderr]   --> src/file_help.rs:44:5
Dec 15 17:38:39.471 INFO [stderr]    |
Dec 15 17:38:39.471 INFO [stderr] 44 |     fs::remove_file(format!("{}/{}.{}", direc, name, extension));
Dec 15 17:38:39.471 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:39.471 INFO [stderr]    |
Dec 15 17:38:39.471 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:38:39.471 INFO [stderr] 
Dec 15 17:38:39.940 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 15 17:38:39.943 INFO [stderr] su: No module specific data is present
Dec 15 17:38:40.919 INFO running `"docker" "inspect" "1b01160504b7080042bd46b8c67589fa5108bbc915eb111ee89cff6179d35915"`
Dec 15 17:38:41.265 INFO running `"docker" "rm" "-f" "1b01160504b7080042bd46b8c67589fa5108bbc915eb111ee89cff6179d35915"`
Dec 15 17:38:41.575 INFO [stdout] 1b01160504b7080042bd46b8c67589fa5108bbc915eb111ee89cff6179d35915
Dec 15 17:38:41.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 17:38:42.084 INFO [stdout] 6ee268ff396ca1126376026b9bb406f57d67de7a76359038ce3d66dcc8cb25e1
Dec 15 17:38:42.090 INFO running `"docker" "start" "-a" "6ee268ff396ca1126376026b9bb406f57d67de7a76359038ce3d66dcc8cb25e1"`
Dec 15 17:38:43.302 INFO [stderr] usermod: no changes
Dec 15 17:38:43.395 INFO [stderr]    Compiling csvll v0.1.6 (/source)
Dec 15 17:38:44.161 INFO [stderr] warning: variable does not need to be mutable
Dec 15 17:38:44.161 INFO [stderr]   --> src/lib.rs:29:13
Dec 15 17:38:44.161 INFO [stderr]    |
Dec 15 17:38:44.161 INFO [stderr] 29 |         let mut content = file_help::read(&mut self.file);
Dec 15 17:38:44.161 INFO [stderr]    |             ----^^^^^^^
Dec 15 17:38:44.162 INFO [stderr]    |             |
Dec 15 17:38:44.162 INFO [stderr]    |             help: remove this `mut`
Dec 15 17:38:44.162 INFO [stderr]    |
Dec 15 17:38:44.162 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 17:38:44.162 INFO [stderr] 
Dec 15 17:38:44.162 INFO [stderr] warning: function is never used: `create`
Dec 15 17:38:44.162 INFO [stderr]   --> src/file_help.rs:16:1
Dec 15 17:38:44.162 INFO [stderr]    |
Dec 15 17:38:44.162 INFO [stderr] 16 | pub fn create(direc: String, name: String, extension: String) -> File {
Dec 15 17:38:44.162 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:44.162 INFO [stderr]    |
Dec 15 17:38:44.162 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 17:38:44.162 INFO [stderr] 
Dec 15 17:38:44.162 INFO [stderr] warning: function is never used: `write`
Dec 15 17:38:44.162 INFO [stderr]   --> src/file_help.rs:30:1
Dec 15 17:38:44.162 INFO [stderr]    |
Dec 15 17:38:44.162 INFO [stderr] 30 | pub fn write(file: &mut File, content: &String) {
Dec 15 17:38:44.162 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:44.162 INFO [stderr] 
Dec 15 17:38:44.162 INFO [stderr] warning: function is never used: `delete`
Dec 15 17:38:44.162 INFO [stderr]   --> src/file_help.rs:43:1
Dec 15 17:38:44.162 INFO [stderr]    |
Dec 15 17:38:44.162 INFO [stderr] 43 | pub fn delete(direc: String, name: String, extension: String) {
Dec 15 17:38:44.162 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:44.162 INFO [stderr] 
Dec 15 17:38:44.169 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:38:44.169 INFO [stderr]   --> src/file_help.rs:31:5
Dec 15 17:38:44.169 INFO [stderr]    |
Dec 15 17:38:44.169 INFO [stderr] 31 |     file.write_all(content.as_bytes());
Dec 15 17:38:44.169 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:44.169 INFO [stderr]    |
Dec 15 17:38:44.169 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 17:38:44.169 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:38:44.170 INFO [stderr] 
Dec 15 17:38:44.170 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:38:44.170 INFO [stderr]   --> src/file_help.rs:44:5
Dec 15 17:38:44.170 INFO [stderr]    |
Dec 15 17:38:44.170 INFO [stderr] 44 |     fs::remove_file(format!("{}/{}.{}", direc, name, extension));
Dec 15 17:38:44.170 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:38:44.170 INFO [stderr]    |
Dec 15 17:38:44.170 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:38:44.170 INFO [stderr] 
Dec 15 17:38:44.479 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 15 17:38:44.479 INFO [stderr] su: No module specific data is present
Dec 15 17:38:45.064 INFO running `"docker" "inspect" "6ee268ff396ca1126376026b9bb406f57d67de7a76359038ce3d66dcc8cb25e1"`
Dec 15 17:38:45.371 INFO running `"docker" "rm" "-f" "6ee268ff396ca1126376026b9bb406f57d67de7a76359038ce3d66dcc8cb25e1"`
Dec 15 17:38:45.739 INFO [stdout] 6ee268ff396ca1126376026b9bb406f57d67de7a76359038ce3d66dcc8cb25e1
Dec 15 17:38:45.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 17:38:46.172 INFO [stdout] 19f417a8afaa33d46e0308bd34068649a2e7b187287ca5433f11da9ee4e0208f
Dec 15 17:38:46.174 INFO running `"docker" "start" "-a" "19f417a8afaa33d46e0308bd34068649a2e7b187287ca5433f11da9ee4e0208f"`
Dec 15 17:38:47.602 INFO [stderr] usermod: no changes
Dec 15 17:38:47.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 17:38:47.678 INFO [stderr]      Running /target/debug/deps/csvll-bf95f9e4e308d53f
Dec 15 17:38:47.695 INFO [stderr]    Doc-tests csvll
Dec 15 17:38:47.695 INFO [stdout] 
Dec 15 17:38:47.695 INFO [stdout] running 0 tests
Dec 15 17:38:47.695 INFO [stdout] 
Dec 15 17:38:47.695 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 17:38:47.695 INFO [stdout] 
Dec 15 17:38:48.665 INFO [stdout] 
Dec 15 17:38:48.666 INFO [stdout] running 0 tests
Dec 15 17:38:48.666 INFO [stdout] 
Dec 15 17:38:48.666 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 17:38:48.666 INFO [stdout] 
Dec 15 17:38:48.704 INFO [stderr] su: No module specific data is present
Dec 15 17:38:49.259 INFO running `"docker" "inspect" "19f417a8afaa33d46e0308bd34068649a2e7b187287ca5433f11da9ee4e0208f"`
Dec 15 17:38:49.590 INFO running `"docker" "rm" "-f" "19f417a8afaa33d46e0308bd34068649a2e7b187287ca5433f11da9ee4e0208f"`
Dec 15 17:38:49.824 INFO [stdout] 19f417a8afaa33d46e0308bd34068649a2e7b187287ca5433f11da9ee4e0208f