[INFO] updating cached repository ifraixedes/swagger-split-merge-cli
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ifraixedes/swagger-split-merge-cli
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ifraixedes/swagger-split-merge-cli" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ifraixedes/swagger-split-merge-cli"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ifraixedes/swagger-split-merge-cli'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ifraixedes/swagger-split-merge-cli" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ifraixedes/swagger-split-merge-cli"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ifraixedes/swagger-split-merge-cli'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 78ef3821d59efeed83aa3f738dbd8184dec01e7b
[INFO] sha for GitHub repo ifraixedes/swagger-split-merge-cli: 78ef3821d59efeed83aa3f738dbd8184dec01e7b
[INFO] validating manifest of ifraixedes/swagger-split-merge-cli on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ifraixedes/swagger-split-merge-cli on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ifraixedes/swagger-split-merge-cli
[INFO] finished frobbing ifraixedes/swagger-split-merge-cli
[INFO] frobbed toml for ifraixedes/swagger-split-merge-cli written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ifraixedes/swagger-split-merge-cli/Cargo.toml
[INFO] started frobbing ifraixedes/swagger-split-merge-cli
[INFO] finished frobbing ifraixedes/swagger-split-merge-cli
[INFO] frobbed toml for ifraixedes/swagger-split-merge-cli written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ifraixedes/swagger-split-merge-cli/Cargo.toml
[INFO] crate ifraixedes/swagger-split-merge-cli already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ifraixedes/swagger-split-merge-cli against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ifraixedes/swagger-split-merge-cli:/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=forbid" "-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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 061c2afb01f1d8f76240d3c4d9ba805bc00f6c79d72211ecab21798b57a3e4f6
[INFO] running `"docker" "start" "-a" "061c2afb01f1d8f76240d3c4d9ba805bc00f6c79d72211ecab21798b57a3e4f6"`
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking swagger-split-merge-cli v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 | /             (SubCommand::with_name("merge")
[INFO] [stderr] 47 | |                  .about("merge the files from a directory into one swagger file")
[INFO] [stderr] 48 | |                  .arg(
[INFO] [stderr] 49 | |                 Arg::with_name("dir")
[INFO] [stderr] ...  |
[INFO] [stderr] 62 | |                     .help("the path to save the single swagger file"),
[INFO] [stderr] 63 | |             )),
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 46 |             SubCommand::with_name("merge")
[INFO] [stderr] 47 |                  .about("merge the files from a directory into one swagger file")
[INFO] [stderr] 48 |                  .arg(
[INFO] [stderr] 49 |                 Arg::with_name("dir")
[INFO] [stderr] 50 |                     .short("d")
[INFO] [stderr] 51 |                     .value_name("DIR_PATH")
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     process::exit(1);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 | /             (SubCommand::with_name("merge")
[INFO] [stderr] 47 | |                  .about("merge the files from a directory into one swagger file")
[INFO] [stderr] 48 | |                  .arg(
[INFO] [stderr] 49 | |                 Arg::with_name("dir")
[INFO] [stderr] ...  |
[INFO] [stderr] 62 | |                     .help("the path to save the single swagger file"),
[INFO] [stderr] 63 | |             )),
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 46 |             SubCommand::with_name("merge")
[INFO] [stderr] 47 |                  .about("merge the files from a directory into one swagger file")
[INFO] [stderr] 48 |                  .arg(
[INFO] [stderr] 49 |                 Arg::with_name("dir")
[INFO] [stderr] 50 |                     .short("d")
[INFO] [stderr] 51 |                     .value_name("DIR_PATH")
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `swaggerSpec`
[INFO] [stderr]    --> src/main.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn split(swaggerSpec: &str, dirPath: &Path) {
[INFO] [stderr]     |          ^^^^^^^^^^^ help: consider prefixing with an underscore: `_swaggerSpec`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INFO_FILE`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const INFO_FILE: &'static str = "info.yml";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SECURITY_FILE`
[INFO] [stderr]   --> src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const SECURITY_FILE: &'static str = "security.yml";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TAGS_FILE`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const TAGS_FILE: &'static str = "tags.yml";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WriteFile`
[INFO] [stderr]    --> src/main.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     WriteFile,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `yaml_example`
[INFO] [stderr]    --> src/main.rs:185:1
[INFO] [stderr]     |
[INFO] [stderr] 185 | fn yaml_example() {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `swaggerSpec` should have a snake case name
[INFO] [stderr]    --> src/main.rs:101:17
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let swaggerSpec = match read_swagger_file(filepath) {
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `swagger_spec`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `swaggerSpec` should have a snake case name
[INFO] [stderr]    --> src/main.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn split(swaggerSpec: &str, dirPath: &Path) {
[INFO] [stderr]     |          ^^^^^^^^^^^ help: convert the identifier to snake case: `swagger_spec`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dirPath` should have a snake case name
[INFO] [stderr]    --> src/main.rs:164:29
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn split(swaggerSpec: &str, dirPath: &Path) {
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `dir_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     process::exit(1);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `swaggerSpec`
[INFO] [stderr]    --> src/main.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn split(swaggerSpec: &str, dirPath: &Path) {
[INFO] [stderr]     |          ^^^^^^^^^^^ help: consider prefixing with an underscore: `_swaggerSpec`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INFO_FILE`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const INFO_FILE: &'static str = "info.yml";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SECURITY_FILE`
[INFO] [stderr]   --> src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const SECURITY_FILE: &'static str = "security.yml";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TAGS_FILE`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const TAGS_FILE: &'static str = "tags.yml";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WriteFile`
[INFO] [stderr]    --> src/main.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     WriteFile,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `yaml_example`
[INFO] [stderr]    --> src/main.rs:185:1
[INFO] [stderr]     |
[INFO] [stderr] 185 | fn yaml_example() {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `swaggerSpec` should have a snake case name
[INFO] [stderr]    --> src/main.rs:101:17
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let swaggerSpec = match read_swagger_file(filepath) {
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `swagger_spec`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `swaggerSpec` should have a snake case name
[INFO] [stderr]    --> src/main.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn split(swaggerSpec: &str, dirPath: &Path) {
[INFO] [stderr]     |          ^^^^^^^^^^^ help: convert the identifier to snake case: `swagger_spec`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dirPath` should have a snake case name
[INFO] [stderr]    --> src/main.rs:164:29
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn split(swaggerSpec: &str, dirPath: &Path) {
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `dir_path`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `"docker" "inspect" "061c2afb01f1d8f76240d3c4d9ba805bc00f6c79d72211ecab21798b57a3e4f6"`
[INFO] running `"docker" "rm" "-f" "061c2afb01f1d8f76240d3c4d9ba805bc00f6c79d72211ecab21798b57a3e4f6"`
[INFO] [stdout] 061c2afb01f1d8f76240d3c4d9ba805bc00f6c79d72211ecab21798b57a3e4f6