[INFO] fetching crate mat-o-viewer 0.2.0...
[INFO] testing mat-o-viewer-0.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate mat-o-viewer 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] tweaked toml for crates.io crate mat-o-viewer 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mat-o-viewer 0.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mat-o-viewer 0.2.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `clap_builder = "=4.5.53"` (locked to 4.5.53)
[INFO] [stderr] candidate versions found which didn't match: 4.2.4, 4.2.3, 4.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `clap v4.5.53`
[INFO] [stderr]     ... which satisfies dependency `clap = "^4"` (locked to 4.5.53) of package `mat-o-viewer v0.2.0 (/workspace/builds/worker-3-tc2/source)`
[INFO] testing mat-o-viewer-0.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate mat-o-viewer 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] tweaked toml for crates.io crate mat-o-viewer 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mat-o-viewer 0.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mat-o-viewer 0.2.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `clap_builder = "=4.5.53"` (locked to 4.5.53)
[INFO] [stderr] candidate versions found which didn't match: 4.2.4, 4.2.3, 4.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `clap v4.5.53`
[INFO] [stderr]     ... which satisfies dependency `clap = "^4"` (locked to 4.5.53) of package `mat-o-viewer v0.2.0 (/workspace/builds/worker-3-tc2/source)`
[INFO] testing mat-o-viewer-0.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate mat-o-viewer 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] tweaked toml for crates.io crate mat-o-viewer 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mat-o-viewer 0.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mat-o-viewer 0.2.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `clap_builder = "=4.5.53"` (locked to 4.5.53)
[INFO] [stderr] candidate versions found which didn't match: 4.2.4, 4.2.3, 4.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `clap v4.5.53`
[INFO] [stderr]     ... which satisfies dependency `clap = "^4"` (locked to 4.5.53) of package `mat-o-viewer v0.2.0 (/workspace/builds/worker-3-tc2/source)`
[INFO] testing mat-o-viewer-0.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate mat-o-viewer 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] tweaked toml for crates.io crate mat-o-viewer 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mat-o-viewer 0.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mat-o-viewer 0.2.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `clap_builder = "=4.5.53"` (locked to 4.5.53)
[INFO] [stderr] candidate versions found which didn't match: 4.2.4, 4.2.3, 4.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `clap v4.5.53`
[INFO] [stderr]     ... which satisfies dependency `clap = "^4"` (locked to 4.5.53) of package `mat-o-viewer v0.2.0 (/workspace/builds/worker-3-tc2/source)`
[INFO] testing mat-o-viewer-0.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate mat-o-viewer 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mat-o-viewer 0.2.0
[INFO] tweaked toml for crates.io crate mat-o-viewer 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mat-o-viewer 0.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mat-o-viewer 0.2.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `clap_builder = "=4.5.53"` (locked to 4.5.53)
[INFO] [stderr] candidate versions found which didn't match: 4.2.4, 4.2.3, 4.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `clap v4.5.53`
[INFO] [stderr]     ... which satisfies dependency `clap = "^4"` (locked to 4.5.53) of package `mat-o-viewer v0.2.0 (/workspace/builds/worker-3-tc2/source)`


command failed: exit status: 101

    Updating crates.io index
error: failed to select a version for the requirement `clap_builder = "=4.5.53"` (locked to 4.5.53)
candidate versions found which didn't match: 4.2.4, 4.2.3, 4.2.2, ...
location searched: crates.io index
required by package `clap v4.5.53`
    ... which satisfies dependency `clap = "^4"` (locked to 4.5.53) of package `mat-o-viewer v0.2.0 (/workspace/builds/worker-3-tc2/source)`