[INFO] fetching crate windows-elf-loader 0.1.1...
[INFO] testing windows-elf-loader-0.1.1 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate windows-elf-loader 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate windows-elf-loader 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate windows-elf-loader 0.1.1
[INFO] tweaked toml for crates.io crate windows-elf-loader 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate windows-elf-loader 0.1.1 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate windows-elf-loader 0.1.1 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "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 `syn = "^2"` (locked to 2.0.101)
[INFO] [stderr] candidate versions found which didn't match: 1.0.107, 1.0.106, 1.0.105, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `delegate v0.13.3`
[INFO] [stderr]     ... which satisfies dependency `delegate = "^0.13.3"` (locked to 0.13.3) of package `elf_loader v0.13.0`
[INFO] [stderr]     ... which satisfies dependency `elf_loader = "=0.13.0"` (locked to 0.13.0) of package `windows-elf-loader v0.1.1 (/workspace/builds/worker-3-tc1/source)`


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
error: failed to select a version for the requirement `syn = "^2"` (locked to 2.0.101)
candidate versions found which didn't match: 1.0.107, 1.0.106, 1.0.105, ...
location searched: crates.io index
required by package `delegate v0.13.3`
    ... which satisfies dependency `delegate = "^0.13.3"` (locked to 0.13.3) of package `elf_loader v0.13.0`
    ... which satisfies dependency `elf_loader = "=0.13.0"` (locked to 0.13.0) of package `windows-elf-loader v0.1.1 (/workspace/builds/worker-3-tc1/source)`