[INFO] cloning repository https://github.com/szbergeron/DaPaMIR-rustc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/szbergeron/DaPaMIR-rustc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszbergeron%2FDaPaMIR-rustc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszbergeron%2FDaPaMIR-rustc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 012b8b26534ee66f335abae343a76f7909fc08d5
[INFO] documenting szbergeron/DaPaMIR-rustc against 1.90.0 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszbergeron%2FDaPaMIR-rustc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
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Updating files: 100% (53198/53198), done.
[INFO] started tweaking git repo https://github.com/szbergeron/DaPaMIR-rustc
[INFO] finished tweaking git repo https://github.com/szbergeron/DaPaMIR-rustc
[INFO] tweaked toml for git repo https://github.com/szbergeron/DaPaMIR-rustc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/szbergeron/DaPaMIR-rustc on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/szbergeron/DaPaMIR-rustc 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/mlir-rs/melior.git`
[INFO] [stderr] error: failed to select a version for `cc`.
[INFO] [stderr]     ... required by package `tblgen v0.7.0`
[INFO] [stderr]     ... which satisfies dependency `tblgen = "^0.7.0"` of package `melior-macro v0.18.0 (https://github.com/mlir-rs/melior.git?branch=main#43bbafbd)`
[INFO] [stderr]     ... which satisfies git dependency `melior-macro` of package `melior v0.25.0 (https://github.com/mlir-rs/melior.git?branch=main#43bbafbd)`
[INFO] [stderr]     ... which satisfies git dependency `melior` of package `rustc_codegen_mlir v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_codegen_mlir)`
[INFO] [stderr]     ... which satisfies path dependency `rustc_codegen_mlir` (locked to 0.0.0) of package `rustc_interface v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_interface)`
[INFO] [stderr]     ... which satisfies path dependency `rustc_interface` (locked to 0.0.0) of package `rustc_driver_impl v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_driver_impl)`
[INFO] [stderr]     ... which satisfies path dependency `rustc_driver_impl` (locked to 0.0.0) of package `rustc-main v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc)`
[INFO] [stderr] versions that meet the requirements `^1.2.17` are: 1.2.39, 1.2.38, 1.2.37, 1.2.36, 1.2.35, 1.2.34, 1.2.33, 1.2.32, 1.2.31, 1.2.30, 1.2.29, 1.2.28, 1.2.27, 1.2.26, 1.2.25, 1.2.24, 1.2.23, 1.2.22, 1.2.21, 1.2.20, 1.2.19, 1.2.18, 1.2.17
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `cc v1.2.16`
[INFO] [stderr]     ... which satisfies dependency `cc = "=1.2.16"` of package `rustc_codegen_ssa v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_codegen_ssa)`
[INFO] [stderr]     ... which satisfies path dependency `rustc_codegen_ssa` (locked to 0.0.0) of package `rustc-main v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `cc` which could resolve this conflict


command failed: exit status: 101

    Updating crates.io index
    Updating git repository `https://github.com/mlir-rs/melior.git`
error: failed to select a version for `cc`.
    ... required by package `tblgen v0.7.0`
    ... which satisfies dependency `tblgen = "^0.7.0"` of package `melior-macro v0.18.0 (https://github.com/mlir-rs/melior.git?branch=main#43bbafbd)`
    ... which satisfies git dependency `melior-macro` of package `melior v0.25.0 (https://github.com/mlir-rs/melior.git?branch=main#43bbafbd)`
    ... which satisfies git dependency `melior` of package `rustc_codegen_mlir v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_codegen_mlir)`
    ... which satisfies path dependency `rustc_codegen_mlir` (locked to 0.0.0) of package `rustc_interface v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_interface)`
    ... which satisfies path dependency `rustc_interface` (locked to 0.0.0) of package `rustc_driver_impl v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_driver_impl)`
    ... which satisfies path dependency `rustc_driver_impl` (locked to 0.0.0) of package `rustc-main v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc)`
versions that meet the requirements `^1.2.17` are: 1.2.39, 1.2.38, 1.2.37, 1.2.36, 1.2.35, 1.2.34, 1.2.33, 1.2.32, 1.2.31, 1.2.30, 1.2.29, 1.2.28, 1.2.27, 1.2.26, 1.2.25, 1.2.24, 1.2.23, 1.2.22, 1.2.21, 1.2.20, 1.2.19, 1.2.18, 1.2.17

all possible versions conflict with previously selected packages.

  previously selected package `cc v1.2.16`
    ... which satisfies dependency `cc = "=1.2.16"` of package `rustc_codegen_ssa v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc_codegen_ssa)`
    ... which satisfies path dependency `rustc_codegen_ssa` (locked to 0.0.0) of package `rustc-main v0.0.0 (/workspace/builds/worker-7-tc1/source/compiler/rustc)`

failed to select a version for `cc` which could resolve this conflict