[INFO] fetching crate rust-args-parser 2.0.0...
[INFO] testing rust-args-parser-2.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rust-args-parser 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rust-args-parser 2.0.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust-args-parser 2.0.0
[INFO] tweaked toml for crates.io crate rust-args-parser 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-args-parser 2.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-args-parser 2.0.0 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd1828d579bd21b86729617733bafff9328db90c20d22d265a4737c301b3b8a5
[INFO] running `Command { std: "docker" "start" "-a" "dd1828d579bd21b86729617733bafff9328db90c20d22d265a4737c301b3b8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd1828d579bd21b86729617733bafff9328db90c20d22d265a4737c301b3b8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1828d579bd21b86729617733bafff9328db90c20d22d265a4737c301b3b8a5", kill_on_drop: false }`
[INFO] [stdout] dd1828d579bd21b86729617733bafff9328db90c20d22d265a4737c301b3b8a5
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e03c092a51bd202740f768b9d279f94f2d4da7fb75a7bd5e1c2dc2aae307e1e
[INFO] running `Command { std: "docker" "start" "-a" "1e03c092a51bd202740f768b9d279f94f2d4da7fb75a7bd5e1c2dc2aae307e1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-args-parser v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "1e03c092a51bd202740f768b9d279f94f2d4da7fb75a7bd5e1c2dc2aae307e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e03c092a51bd202740f768b9d279f94f2d4da7fb75a7bd5e1c2dc2aae307e1e", kill_on_drop: false }`
[INFO] [stdout] 1e03c092a51bd202740f768b9d279f94f2d4da7fb75a7bd5e1c2dc2aae307e1e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672d4eebfa0d994938ade0f101e71c3aea867aebc6f08f208648d0bf8f07f58e
[INFO] running `Command { std: "docker" "start" "-a" "672d4eebfa0d994938ade0f101e71c3aea867aebc6f08f208648d0bf8f07f58e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling proptest v1.9.0
[INFO] [stderr]    Compiling rust-args-parser v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.48s
[INFO] running `Command { std: "docker" "inspect" "672d4eebfa0d994938ade0f101e71c3aea867aebc6f08f208648d0bf8f07f58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672d4eebfa0d994938ade0f101e71c3aea867aebc6f08f208648d0bf8f07f58e", kill_on_drop: false }`
[INFO] [stdout] 672d4eebfa0d994938ade0f101e71c3aea867aebc6f08f208648d0bf8f07f58e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bd8253ea14d8a29617d57ff9088b891c5f56bf27b831412e8113413a0f8f67a
[INFO] running `Command { std: "docker" "start" "-a" "6bd8253ea14d8a29617d57ff9088b891c5f56bf27b831412e8113413a0f8f67a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_args_parser-6c5e2c8a7b8474c1)
[INFO] [stderr]      Running tests/builtins.rs (/opt/rustwide/target/debug/deps/builtins-41bdddb76e5bc3fd)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test help_and_version_exit_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/common.rs (/opt/rustwide/target/debug/deps/common-564a89b50fcecdd1)
[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/complex.rs (/opt/rustwide/target/debug/deps/complex-452da7471a21455c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test golden_complex_cli_env_overlay ... ok
[INFO] [stdout] test golden_complex_cli ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/env_defaults.rs (/opt/rustwide/target/debug/deps/env_defaults-1ac985e9904647dc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test env_defaults ... ok
[INFO] [stdout] test cli_over_env_over_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/flags_values.rs (/opt/rustwide/target/debug/deps/flags_values-4e0ec303e6c69e5d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test non_utf8_after_double_dash_is_positional ... ok
[INFO] [stdout] test long_next_arg_negative_value ... ok
[INFO] [stdout] test end_of_options_marker ... ok
[INFO] [stdout] test numeric_lookahead_treats_negative_as_value ... ok
[INFO] [stdout] test short_clusters_and_inline_values ... ok
[INFO] [stdout] test short_inline_negative_value ... ok
[INFO] [stderr]      Running tests/groups.rs (/opt/rustwide/target/debug/deps/groups-16f32244195fa6c7)
[INFO] [stdout] test missing_required_value_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test xor_group_enforced ... ok
[INFO] [stdout] test xor_group_env_vs_cli_conflict ... ok
[INFO] [stdout] test reqone_group_enforced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/handler_variants.rs (/opt/rustwide/target/debug/deps/handler_variants-ed561e1ff97cf1c4)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test opt_flag_and_value_variants ... ok
[INFO] [stdout] test cmd_validator_and_handler_variants ... ok
[INFO] [stdout] test pos_new_and_new_try_variants ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/help.rs (/opt/rustwide/target/debug/deps/help-b138af0e1ceecda4)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test help_emits_and_exits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/positionals.rs (/opt/rustwide/target/debug/deps/positionals-32ff81950d463127)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test range_min_is_enforced ... ok
[INFO] [stdout] test read_root_and_leaf_scopes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/subcommands.rs (/opt/rustwide/target/debug/deps/subcommands-fd2e82dcbc9b10f8)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test root_option_not_recognized_after_descent ... ok
[INFO] [stdout] test subcommand_path_and_view_scoping ... ok
[INFO] [stdout] test unknown_subcommand_suggests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/suggest.rs (/opt/rustwide/target/debug/deps/suggest-9b016b4609e8abc0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test unknown_options_and_commands_suggest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/utils.rs (/opt/rustwide/target/debug/deps/utils-e9b8718c6785d794)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test looks_like_number_token_examples ... ok
[INFO] [stdout] test strip_ansi_len_ignores_codes ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/validators.rs (/opt/rustwide/target/debug/deps/validators-a0710177cc8c5385)
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test validator_runs_on_env_before_callbacks ... ok
[INFO] [stdout] test option_and_positional_validators ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_args_parser
[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" "6bd8253ea14d8a29617d57ff9088b891c5f56bf27b831412e8113413a0f8f67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd8253ea14d8a29617d57ff9088b891c5f56bf27b831412e8113413a0f8f67a", kill_on_drop: false }`
[INFO] [stdout] 6bd8253ea14d8a29617d57ff9088b891c5f56bf27b831412e8113413a0f8f67a
