[INFO] fetching crate range_checker 0.2.2...
[INFO] testing range_checker-0.2.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate range_checker 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate range_checker 0.2.2
[INFO] finished tweaking crates.io crate range_checker 0.2.2
[INFO] tweaked toml for crates.io crate range_checker 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate range_checker 0.2.2 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 range_checker 0.2.2 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] eb6a1f02f2c563050856030c08d30d9af42210921d67fc160710f1194de9d1a5
[INFO] running `Command { std: "docker" "start" "-a" "eb6a1f02f2c563050856030c08d30d9af42210921d67fc160710f1194de9d1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb6a1f02f2c563050856030c08d30d9af42210921d67fc160710f1194de9d1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6a1f02f2c563050856030c08d30d9af42210921d67fc160710f1194de9d1a5", kill_on_drop: false }`
[INFO] [stdout] eb6a1f02f2c563050856030c08d30d9af42210921d67fc160710f1194de9d1a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7fee2334bb6f6c7931970eeb3ebad0f107f14b7ff9b1bfb03dda7bf037c51a9a
[INFO] running `Command { std: "docker" "start" "-a" "7fee2334bb6f6c7931970eeb3ebad0f107f14b7ff9b1bfb03dda7bf037c51a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling range_checker_macro v0.2.2
[INFO] [stderr]    Compiling range_checker v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "7fee2334bb6f6c7931970eeb3ebad0f107f14b7ff9b1bfb03dda7bf037c51a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fee2334bb6f6c7931970eeb3ebad0f107f14b7ff9b1bfb03dda7bf037c51a9a", kill_on_drop: false }`
[INFO] [stdout] 7fee2334bb6f6c7931970eeb3ebad0f107f14b7ff9b1bfb03dda7bf037c51a9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] edde15c19a5e0bd047c7162ccc338d939b6a31ec03e37165b873cb4718ad4e37
[INFO] running `Command { std: "docker" "start" "-a" "edde15c19a5e0bd047c7162ccc338d939b6a31ec03e37165b873cb4718ad4e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling range_checker v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> examples/location_example.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     dbg!(loc.check());
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let _ = dbg!(loc.check());
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `range_checker::Check`
[INFO] [stdout]   --> examples/expand.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use range_checker::Check;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `range_checker::Check`
[INFO] [stdout]   --> examples/simple_example.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use range_checker::Check;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "edde15c19a5e0bd047c7162ccc338d939b6a31ec03e37165b873cb4718ad4e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edde15c19a5e0bd047c7162ccc338d939b6a31ec03e37165b873cb4718ad4e37", kill_on_drop: false }`
[INFO] [stdout] edde15c19a5e0bd047c7162ccc338d939b6a31ec03e37165b873cb4718ad4e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9a9f10fb1968bb32f2342e67e703d65d2f529f11401443fbb99827aabe70edf2
[INFO] running `Command { std: "docker" "start" "-a" "9a9f10fb1968bb32f2342e67e703d65d2f529f11401443fbb99827aabe70edf2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `range_checker::Check`
[INFO] [stdout] 
[INFO] [stderr]   --> examples/expand.rs:16:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 16 | use range_checker::Check;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `range_checker` (example "expand") generated 1 warning
[INFO] [stderr] warning: unused import: `range_checker::Check`
[INFO] [stderr]   --> examples/simple_example.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use range_checker::Check;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> examples/location_example.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dbg!(loc.check());
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let _ = dbg!(loc.check());
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `range_checker` (example "simple_example") generated 1 warning
[INFO] [stderr] warning: `range_checker` (example "location_example") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/range_checker-42660f0b85ff7a59)
[INFO] [stderr]    Doc-tests range_checker
[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" "9a9f10fb1968bb32f2342e67e703d65d2f529f11401443fbb99827aabe70edf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9f10fb1968bb32f2342e67e703d65d2f529f11401443fbb99827aabe70edf2", kill_on_drop: false }`
[INFO] [stdout] 9a9f10fb1968bb32f2342e67e703d65d2f529f11401443fbb99827aabe70edf2
