[INFO] fetching crate simpleargumentsparser 2.1.0...
[INFO] testing simpleargumentsparser-2.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate simpleargumentsparser 2.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate simpleargumentsparser 2.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate simpleargumentsparser 2.1.0
[INFO] tweaked toml for crates.io crate simpleargumentsparser 2.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simpleargumentsparser 2.1.0 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 simpleargumentsparser 2.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5cdaeb751d38537abf3307339027cf875251f52ee7c4f992b9e400df3aa47284
[INFO] running `Command { std: "docker" "start" "-a" "5cdaeb751d38537abf3307339027cf875251f52ee7c4f992b9e400df3aa47284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cdaeb751d38537abf3307339027cf875251f52ee7c4f992b9e400df3aa47284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cdaeb751d38537abf3307339027cf875251f52ee7c4f992b9e400df3aa47284", kill_on_drop: false }`
[INFO] [stdout] 5cdaeb751d38537abf3307339027cf875251f52ee7c4f992b9e400df3aa47284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] aeed597af47796558a3c3eea895ac1a9eeaca92d6513d9485f45da58da125a09
[INFO] running `Command { std: "docker" "start" "-a" "aeed597af47796558a3c3eea895ac1a9eeaca92d6513d9485f45da58da125a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleargumentsparser v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `verbose` is assigned to, but never used
[INFO] [stdout]  --> src/bin/example.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let mut verbose = false;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_verbose` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `verbose` is never read
[INFO] [stdout]   --> src/bin/example.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     verbose = true;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "aeed597af47796558a3c3eea895ac1a9eeaca92d6513d9485f45da58da125a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeed597af47796558a3c3eea895ac1a9eeaca92d6513d9485f45da58da125a09", kill_on_drop: false }`
[INFO] [stdout] aeed597af47796558a3c3eea895ac1a9eeaca92d6513d9485f45da58da125a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 20b5bbebb9a9d68f895d2baf3932fbdf3e9977515db302219c22108bd4db4c3b
[INFO] running `Command { std: "docker" "start" "-a" "20b5bbebb9a9d68f895d2baf3932fbdf3e9977515db302219c22108bd4db4c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleargumentsparser v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `verbose` is assigned to, but never used
[INFO] [stdout]  --> src/bin/example.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let mut verbose = false;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_verbose` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `verbose` is never read
[INFO] [stdout]   --> src/bin/example.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     verbose = true;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `verbose` is assigned to, but never used
[INFO] [stdout]  --> src/bin/example.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let mut verbose = false;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_verbose` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `verbose` is never read
[INFO] [stdout]   --> src/bin/example.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     verbose = true;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "20b5bbebb9a9d68f895d2baf3932fbdf3e9977515db302219c22108bd4db4c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b5bbebb9a9d68f895d2baf3932fbdf3e9977515db302219c22108bd4db4c3b", kill_on_drop: false }`
[INFO] [stdout] 20b5bbebb9a9d68f895d2baf3932fbdf3e9977515db302219c22108bd4db4c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d599b605a4e65b8d6a29212f58960a073e4f4a24fc714bd8473142d19d4e461a
[INFO] running `Command { std: "docker" "start" "-a" "d599b605a4e65b8d6a29212f58960a073e4f4a24fc714bd8473142d19d4e461a", kill_on_drop: false }`
[INFO] [stderr] warning: variable `verbose` is assigned to, but never used
[INFO] [stderr]  --> src/bin/example.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let mut verbose = false;
[INFO] [stderr]   |       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider using `_verbose` instead
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `verbose` is never read
[INFO] [stderr]   --> src/bin/example.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     verbose = true;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `simpleargumentsparser` (bin "cli-example") generated 2 warnings
[INFO] [stderr] warning: `simpleargumentsparser` (bin "cli-example" test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simpleargumentsparser-edffcbc5821d21e2)
[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 unittests src/bin/example.rs (/opt/rustwide/target/debug/deps/cli_example-8bf5257538bc7c8c)
[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/cli_tests.rs (/opt/rustwide/target/debug/deps/cli_tests-1e1b6f56dcaf4d48)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_basic_parsing ... 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]    Doc-tests simpleargumentsparser
[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" "d599b605a4e65b8d6a29212f58960a073e4f4a24fc714bd8473142d19d4e461a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d599b605a4e65b8d6a29212f58960a073e4f4a24fc714bd8473142d19d4e461a", kill_on_drop: false }`
[INFO] [stdout] d599b605a4e65b8d6a29212f58960a073e4f4a24fc714bd8473142d19d4e461a
