[INFO] fetching crate pico-args 0.4.2...
[INFO] testing pico-args-0.4.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate pico-args 0.4.2 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate pico-args 0.4.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pico-args 0.4.2
[INFO] finished tweaking crates.io crate pico-args 0.4.2
[INFO] tweaked toml for crates.io crate pico-args 0.4.2 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate crates.io crate pico-args 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c215fc0e8323feeb06154593cb4d50810313988e98692b044c31f99c8f463a3
[INFO] running `Command { std: "docker" "start" "-a" "3c215fc0e8323feeb06154593cb4d50810313988e98692b044c31f99c8f463a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c215fc0e8323feeb06154593cb4d50810313988e98692b044c31f99c8f463a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c215fc0e8323feeb06154593cb4d50810313988e98692b044c31f99c8f463a3", kill_on_drop: false }`
[INFO] [stdout] 3c215fc0e8323feeb06154593cb4d50810313988e98692b044c31f99c8f463a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e98559c77b83b23dbe87a3d7a86b2dc7b8786c10ea807c32d4359d98d80b861
[INFO] running `Command { std: "docker" "start" "-a" "6e98559c77b83b23dbe87a3d7a86b2dc7b8786c10ea807c32d4359d98d80b861", kill_on_drop: false }`
[INFO] [stderr]    Compiling pico-args v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `Command { std: "docker" "inspect" "6e98559c77b83b23dbe87a3d7a86b2dc7b8786c10ea807c32d4359d98d80b861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e98559c77b83b23dbe87a3d7a86b2dc7b8786c10ea807c32d4359d98d80b861", kill_on_drop: false }`
[INFO] [stdout] 6e98559c77b83b23dbe87a3d7a86b2dc7b8786c10ea807c32d4359d98d80b861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1f6160ad94ae5dfe2d88696f3fd1b49d51641b34539652014d41b7b4003fc39
[INFO] running `Command { std: "docker" "start" "-a" "a1f6160ad94ae5dfe2d88696f3fd1b49d51641b34539652014d41b7b4003fc39", kill_on_drop: false }`
[INFO] [stderr]    Compiling pico-args v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `forwarded_args`
[INFO] [stdout]  --> examples/dash_dash.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     forwarded_args: Vec<OsString>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `help`
[INFO] [stdout]  --> examples/dash_dash.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     help: bool,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `number`
[INFO] [stdout]   --> examples/app.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `opt_number`
[INFO] [stdout]   --> examples/app.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     opt_number: Option<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> examples/app.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]   --> examples/app.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     input: std::path::PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `output`
[INFO] [stdout]   --> examples/app.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     output: Option<std::path::PathBuf>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "a1f6160ad94ae5dfe2d88696f3fd1b49d51641b34539652014d41b7b4003fc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f6160ad94ae5dfe2d88696f3fd1b49d51641b34539652014d41b7b4003fc39", kill_on_drop: false }`
[INFO] [stdout] a1f6160ad94ae5dfe2d88696f3fd1b49d51641b34539652014d41b7b4003fc39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8339cfa724c25ef41fecd78f1ad8db97c0a9d7248c557403ab8093fc0a1d5652
[INFO] running `Command { std: "docker" "start" "-a" "8339cfa724c25ef41fecd78f1ad8db97c0a9d7248c557403ab8093fc0a1d5652", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `forwarded_args`
[INFO] [stderr]  --> examples/dash_dash.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     forwarded_args: Vec<OsString>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `help`
[INFO] [stderr]  --> examples/dash_dash.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     help: bool,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pico-args` (example "dash_dash") generated 2 warnings
[INFO] [stderr] warning: field is never read: `number`
[INFO] [stderr]   --> examples/app.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     number: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `opt_number`
[INFO] [stderr]   --> examples/app.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     opt_number: Option<u32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> examples/app.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     width: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input`
[INFO] [stderr]   --> examples/app.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     input: std::path::PathBuf,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `output`
[INFO] [stderr]   --> examples/app.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     output: Option<std::path::PathBuf>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pico-args` (example "app") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pico_args-3ea76e7e52b72fc0)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-07322af2d2316a9b)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test contains_two_01 ... ok
[INFO] [stdout] test contains_two_03 ... ok
[INFO] [stdout] test contains_two_02 ... ok
[INFO] [stdout] test duplicated_options_01 ... ok
[INFO] [stdout] test eq_option_01 ... ok
[INFO] [stdout] test eq_option_02 ... ok
[INFO] [stdout] test eq_option_04 ... ok
[INFO] [stdout] test eq_option_err_01 ... ok
[INFO] [stdout] test eq_option_03 ... ok
[INFO] [stdout] test eq_option_err_02 ... ok
[INFO] [stdout] test eq_option_err_03 ... ok
[INFO] [stdout] test eq_option_err_04 ... ok
[INFO] [stdout] test eq_option_err_05 ... ok
[INFO] [stdout] test eq_option_err_06 ... ok
[INFO] [stdout] test free_from_str_01 ... ok
[INFO] [stdout] test eq_option_err_07 ... ok
[INFO] [stdout] test long_flag_with_character_from_short_flag ... ok
[INFO] [stdout] test missing_option_value_01 ... ok
[INFO] [stdout] test missing_option_value_02 ... ok
[INFO] [stdout] test missing_required_option_01 ... ok
[INFO] [stdout] test missing_option_value_03 ... ok
[INFO] [stdout] test missing_required_option_02 ... ok
[INFO] [stdout] test missing_required_option_03 ... ok
[INFO] [stdout] test multiple_options_01 ... ok
[INFO] [stdout] test multiple_options_02 ... ok
[INFO] [stdout] test multiple_options_03 ... ok
[INFO] [stdout] test opt_free_from_fn_01 ... ok
[INFO] [stdout] test opt_free_from_fn_02 ... ok
[INFO] [stdout] test opt_free_from_fn_03 ... ok
[INFO] [stdout] test opt_free_from_fn_04 ... ok
[INFO] [stdout] test no_args ... ok
[INFO] [stdout] test opt_free_from_fn_05 ... ok
[INFO] [stdout] test opt_free_from_fn_06 ... ok
[INFO] [stdout] test opt_free_from_str_01 ... ok
[INFO] [stdout] test option_02 ... ok
[INFO] [stdout] test option_01 ... ok
[INFO] [stdout] test option_from_os_str_01 ... ok
[INFO] [stdout] test required_option_01 ... ok
[INFO] [stdout] test option_03 ... ok
[INFO] [stdout] test single_long_contains ... ok
[INFO] [stdout] test single_short_contains ... ok
[INFO] [stdout] test subcommand ... ok
[INFO] [stdout] test invalid_flag_02 - should panic ... ok
[INFO] [stdout] test invalid_flag_01 - should panic ... ok
[INFO] [stdout] test invalid_flag_03 - should panic ... ok
[INFO] [stdout] test invalid_flag_04 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pico-args
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8339cfa724c25ef41fecd78f1ad8db97c0a9d7248c557403ab8093fc0a1d5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8339cfa724c25ef41fecd78f1ad8db97c0a9d7248c557403ab8093fc0a1d5652", kill_on_drop: false }`
[INFO] [stdout] 8339cfa724c25ef41fecd78f1ad8db97c0a9d7248c557403ab8093fc0a1d5652