[INFO] cloning repository https://github.com/caffeinateoften/command_line_argument_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caffeinateoften/command_line_argument_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaffeinateoften%2Fcommand_line_argument_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaffeinateoften%2Fcommand_line_argument_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef2b3d3976cfcb170bae3a2f2ef8f641c2acfda8
[INFO] checking caffeinateoften/command_line_argument_parser against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaffeinateoften%2Fcommand_line_argument_parser" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/caffeinateoften/command_line_argument_parser
[INFO] finished tweaking git repo https://github.com/caffeinateoften/command_line_argument_parser
[INFO] tweaked toml for git repo https://github.com/caffeinateoften/command_line_argument_parser written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/caffeinateoften/command_line_argument_parser on toolchain c4ca24658d934444a28db36abebef17a8651701a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/caffeinateoften/command_line_argument_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fb20d7a1b2895df77c63d067fad17ed2526d18e9c4a84cb2822878d13dba7ad
[INFO] running `Command { std: "docker" "start" "-a" "9fb20d7a1b2895df77c63d067fad17ed2526d18e9c4a84cb2822878d13dba7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fb20d7a1b2895df77c63d067fad17ed2526d18e9c4a84cb2822878d13dba7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb20d7a1b2895df77c63d067fad17ed2526d18e9c4a84cb2822878d13dba7ad", kill_on_drop: false }`
[INFO] [stdout] 9fb20d7a1b2895df77c63d067fad17ed2526d18e9c4a84cb2822878d13dba7ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe51368329bab270d2f0e979ab7d27664091287bf0cda0460beeb7d47bd60369
[INFO] running `Command { std: "docker" "start" "-a" "fe51368329bab270d2f0e979ab7d27664091287bf0cda0460beeb7d47bd60369", kill_on_drop: false }`
[INFO] [stderr]     Checking command_line_interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input_args`
[INFO] [stdout]   --> src/lib.rs:13:42
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn create_command_request(&self, input_args: &Vec<String>)-> Result<CommandRequest, String>{
[INFO] [stdout]    |                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct CommandLineInterface {
[INFO] [stdout]   |            -------------------- field in this struct
[INFO] [stdout] 2 |     config: Config
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse_short_options` is never used
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl CommandLineInterface {
[INFO] [stdout]    | ------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn parse_short_options() -> Result<Vec<ShortOption>, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct CommandRequest {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 23 |     options: Vec<ShortOption>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Config {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 33 |     options: Vec<ShortOptionConfig>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `WithoutArg` and `WithArg` are never constructed
[INFO] [stdout]   --> src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | enum ShortOption {
[INFO] [stdout]    |      ----------- variants in this enum
[INFO] [stdout] 52 |     WithoutArg(char),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 53 |     WithArg(char, String)
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ShortOption` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `expect_arg` are never read
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct ShortOptionConfig {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] 57 |     name: char,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 58 |     expect_arg: bool
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_args`
[INFO] [stdout]   --> src/lib.rs:13:42
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn create_command_request(&self, input_args: &Vec<String>)-> Result<CommandRequest, String>{
[INFO] [stdout]    |                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct CommandLineInterface {
[INFO] [stdout]   |            -------------------- field in this struct
[INFO] [stdout] 2 |     config: Config
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse_short_options` is never used
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl CommandLineInterface {
[INFO] [stdout]    | ------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn parse_short_options() -> Result<Vec<ShortOption>, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Config {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 33 |     options: Vec<ShortOptionConfig>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `expect_arg` are never read
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct ShortOptionConfig {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] 57 |     name: char,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 58 |     expect_arg: bool
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "fe51368329bab270d2f0e979ab7d27664091287bf0cda0460beeb7d47bd60369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe51368329bab270d2f0e979ab7d27664091287bf0cda0460beeb7d47bd60369", kill_on_drop: false }`
[INFO] [stdout] fe51368329bab270d2f0e979ab7d27664091287bf0cda0460beeb7d47bd60369