[INFO] updating cached repository DaMrNelson/xrb [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DaMrNelson/xrb [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DaMrNelson/xrb" "work/ex/beta-1.37-6/sources/1.36.0/gh/DaMrNelson/xrb"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DaMrNelson/xrb'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DaMrNelson/xrb" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaMrNelson/xrb"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaMrNelson/xrb'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 29f8d6bff2a329e017b22aee7bc3e0470bf89237 [INFO] sha for GitHub repo DaMrNelson/xrb: 29f8d6bff2a329e017b22aee7bc3e0470bf89237 [INFO] validating manifest of DaMrNelson/xrb 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 DaMrNelson/xrb 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 DaMrNelson/xrb [INFO] finished frobbing DaMrNelson/xrb [INFO] frobbed toml for DaMrNelson/xrb written to work/ex/beta-1.37-6/sources/1.36.0/gh/DaMrNelson/xrb/Cargo.toml [INFO] started frobbing DaMrNelson/xrb [INFO] finished frobbing DaMrNelson/xrb [INFO] frobbed toml for DaMrNelson/xrb written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DaMrNelson/xrb/Cargo.toml [INFO] crate DaMrNelson/xrb 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 DaMrNelson/xrb 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/DaMrNelson/xrb:/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] 53a145bb3df8b52dbc88d252b8228c7d79dfc1d10e69675425e94b4aebfcef0b [INFO] running `"docker" "start" "-a" "53a145bb3df8b52dbc88d252b8228c7d79dfc1d10e69675425e94b4aebfcef0b"` [INFO] [stderr] Compiling bufstream v0.1.3 [INFO] [stderr] Compiling xrb v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/xreaderwriter.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/lib.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufWriter, BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:229:37 [INFO] [stderr] | [INFO] [stderr] 229 | ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:247:37 [INFO] [stderr] | [INFO] [stderr] 247 | ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple replies here. The info specifies how to determine this [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `atom` [INFO] [stderr] --> src/lib.rs:645:37 [INFO] [stderr] | [INFO] [stderr] 645 | pub fn get_atom_name(&mut self, atom: u32) -> u16 { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_atom` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pad` [INFO] [stderr] --> src/lib.rs:667:13 [INFO] [stderr] | [INFO] [stderr] 667 | let pad = self.write_dynamic_len(6, data.len()); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_pad` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bit_plane` [INFO] [stderr] --> src/lib.rs:1694:138 [INFO] [stderr] | [INFO] [stderr] 1694 | pub fn copy_plane(&mut self, src: u32, dst: u32, gcid: u32, src_x: i16, src_y: i16, dst_x: i16, dst_y: i16, width: u16, height: u16, bit_plane: u32) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_bit_plane` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_is_installed` [INFO] [stderr] --> src/models.rs:916:116 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_map_is_installed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_state` [INFO] [stderr] --> src/models.rs:916:134 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_map_state` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all_event_masks` [INFO] [stderr] --> src/models.rs:916:174 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_all_event_masks` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1010:43 [INFO] [stderr] | [INFO] [stderr] 1010 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1011:45 [INFO] [stderr] | [INFO] [stderr] 1011 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1025:47 [INFO] [stderr] | [INFO] [stderr] 1025 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1026:49 [INFO] [stderr] | [INFO] [stderr] 1026 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vtype` [INFO] [stderr] --> src/models.rs:1053:17 [INFO] [stderr] | [INFO] [stderr] 1053 | Ok((vtype, value)) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_vtype` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/models.rs:1056:25 [INFO] [stderr] | [INFO] [stderr] 1056 | Err(err) => None [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1059:17 [INFO] [stderr] | [INFO] [stderr] 1059 | Err(val) => None [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes_after` [INFO] [stderr] --> src/xreaderwriter.rs:203:13 [INFO] [stderr] | [INFO] [stderr] 203 | let bytes_after = self.read_u32(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_bytes_after` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/xreaderwriter.rs:398:17 [INFO] [stderr] | [INFO] [stderr] 398 | let len = self.read_u16(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/xreaderwriter.rs:582:13 [INFO] [stderr] | [INFO] [stderr] 582 | for i in 0..keycode_count { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/xreaderwriter.rs:585:17 [INFO] [stderr] | [INFO] [stderr] 585 | for j in 0..keysyms_count { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/xreaderwriter.rs:206:13 [INFO] [stderr] | [INFO] [stderr] 206 | let mut len = match format { [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: variable `ATOM__NET_WM_NAME` should have a snake case name [INFO] [stderr] --> src/models.rs:1063:62 [INFO] [stderr] | [INFO] [stderr] 1063 | pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.54s [INFO] running `"docker" "inspect" "53a145bb3df8b52dbc88d252b8228c7d79dfc1d10e69675425e94b4aebfcef0b"` [INFO] running `"docker" "rm" "-f" "53a145bb3df8b52dbc88d252b8228c7d79dfc1d10e69675425e94b4aebfcef0b"` [INFO] [stdout] 53a145bb3df8b52dbc88d252b8228c7d79dfc1d10e69675425e94b4aebfcef0b [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/DaMrNelson/xrb:/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] a7e36f5ebcd7553673d1e4c4b35e9f087971e68d49d80fa6379893094156d8f6 [INFO] running `"docker" "start" "-a" "a7e36f5ebcd7553673d1e4c4b35e9f087971e68d49d80fa6379893094156d8f6"` [INFO] [stderr] Compiling xrb v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `white` [INFO] [stderr] --> tests/main.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let white = client.info.screens[0].white_pixel; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_white` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/xreaderwriter.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/lib.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufWriter, BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:229:37 [INFO] [stderr] | [INFO] [stderr] 229 | ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:247:37 [INFO] [stderr] | [INFO] [stderr] 247 | ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple replies here. The info specifies how to determine this [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `atom` [INFO] [stderr] --> src/lib.rs:645:37 [INFO] [stderr] | [INFO] [stderr] 645 | pub fn get_atom_name(&mut self, atom: u32) -> u16 { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_atom` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pad` [INFO] [stderr] --> src/lib.rs:667:13 [INFO] [stderr] | [INFO] [stderr] 667 | let pad = self.write_dynamic_len(6, data.len()); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_pad` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bit_plane` [INFO] [stderr] --> src/lib.rs:1694:138 [INFO] [stderr] | [INFO] [stderr] 1694 | pub fn copy_plane(&mut self, src: u32, dst: u32, gcid: u32, src_x: i16, src_y: i16, dst_x: i16, dst_y: i16, width: u16, height: u16, bit_plane: u32) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_bit_plane` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_is_installed` [INFO] [stderr] --> src/models.rs:916:116 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_map_is_installed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_state` [INFO] [stderr] --> src/models.rs:916:134 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_map_state` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all_event_masks` [INFO] [stderr] --> src/models.rs:916:174 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_all_event_masks` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1010:43 [INFO] [stderr] | [INFO] [stderr] 1010 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1011:45 [INFO] [stderr] | [INFO] [stderr] 1011 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1025:47 [INFO] [stderr] | [INFO] [stderr] 1025 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1026:49 [INFO] [stderr] | [INFO] [stderr] 1026 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vtype` [INFO] [stderr] --> src/models.rs:1053:17 [INFO] [stderr] | [INFO] [stderr] 1053 | Ok((vtype, value)) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_vtype` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/models.rs:1056:25 [INFO] [stderr] | [INFO] [stderr] 1056 | Err(err) => None [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1059:17 [INFO] [stderr] | [INFO] [stderr] 1059 | Err(val) => None [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes_after` [INFO] [stderr] --> src/xreaderwriter.rs:203:13 [INFO] [stderr] | [INFO] [stderr] 203 | let bytes_after = self.read_u32(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_bytes_after` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/xreaderwriter.rs:398:17 [INFO] [stderr] | [INFO] [stderr] 398 | let len = self.read_u16(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/xreaderwriter.rs:582:13 [INFO] [stderr] | [INFO] [stderr] 582 | for i in 0..keycode_count { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/xreaderwriter.rs:585:17 [INFO] [stderr] | [INFO] [stderr] 585 | for j in 0..keysyms_count { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/xreaderwriter.rs:206:13 [INFO] [stderr] | [INFO] [stderr] 206 | let mut len = match format { [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: variable `ATOM__NET_WM_NAME` should have a snake case name [INFO] [stderr] --> src/models.rs:1063:62 [INFO] [stderr] | [INFO] [stderr] 1063 | pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.28s [INFO] running `"docker" "inspect" "a7e36f5ebcd7553673d1e4c4b35e9f087971e68d49d80fa6379893094156d8f6"` [INFO] running `"docker" "rm" "-f" "a7e36f5ebcd7553673d1e4c4b35e9f087971e68d49d80fa6379893094156d8f6"` [INFO] [stdout] a7e36f5ebcd7553673d1e4c4b35e9f087971e68d49d80fa6379893094156d8f6 [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/DaMrNelson/xrb:/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] 16a69ed806a9df9b554f6ddf7fb5512ebda452f7bc3a542e534265f88aea365a [INFO] running `"docker" "start" "-a" "16a69ed806a9df9b554f6ddf7fb5512ebda452f7bc3a542e534265f88aea365a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/xrb-5d84214e8e4ce766 [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] [stderr] Running /opt/crater/target/debug/deps/main-e3a43112f34c63f4 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::main_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::main_test stdout ---- [INFO] [stdout] thread 'tests::main_test' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d80b41a7eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55d80b41a7eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d80b41a7eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55d80b41a7eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55d80b41a7eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55d80b41a45a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55d80b41af60 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55d80b41aae2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55d80b41a9c6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55d80b4312fd - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55d80b3ae4d8 - core::result::unwrap_failed::hd16ee46e42821b11 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55d80b3b282c - core::result::Result::unwrap::hca3c2ab4b30ebd09 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55d80b39d2f5 - xrb::XClient::connect::h7596399a119fd28c [INFO] [stdout] at src/lib.rs:37 [INFO] [stdout] 13: 0x55d80b345df2 - main::tests::main_test::hd3fbf22604fe727c [INFO] [stdout] at tests/main.rs:13 [INFO] [stdout] 14: 0x55d80b345d6a - main::tests::main_test::{{closure}}::h924c5ba4b6c8e187 [INFO] [stdout] at tests/main.rs:10 [INFO] [stdout] 15: 0x55d80b34853e - core::ops::function::FnOnce::call_once::h7e5d12b93357e65f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x55d80b35644f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x55d80b41de1a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x55d80b370a48 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55d80b370a48 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55d80b370a48 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x55d80b34b8c5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55d80b34fa45 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55d80b34fa45 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55d80b34fa45 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55d80b41de1a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x55d80b350082 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55d80b350082 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55d80b350082 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55d80b350082 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x55d80b41057f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55d80b41d570 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x55d80b41d570 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55d80b41d570 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7f09407584a4 - start_thread [INFO] [stdout] 35: 0x7f0940283d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::main_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test main' [INFO] running `"docker" "inspect" "16a69ed806a9df9b554f6ddf7fb5512ebda452f7bc3a542e534265f88aea365a"` [INFO] running `"docker" "rm" "-f" "16a69ed806a9df9b554f6ddf7fb5512ebda452f7bc3a542e534265f88aea365a"` [INFO] [stdout] 16a69ed806a9df9b554f6ddf7fb5512ebda452f7bc3a542e534265f88aea365a