[INFO] cloning repository https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NebulaJapanese-1221/NebulaOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 382824da8ac3d6ce0eff3494226e2de2d286ba43
[INFO] checking NebulaJapanese-1221/NebulaOS against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] finished tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] tweaked toml for git repo https://github.com/NebulaJapanese-1221/NebulaOS written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NebulaJapanese-1221/NebulaOS on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NebulaJapanese-1221/NebulaOS 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `rustls`.
[INFO] [stderr]     ... required by package `nebula_os v0.0.3-dev3 (/workspace/builds/worker-5-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.23` (locked to 0.23.40) are: 0.23.40
[INFO] [stderr] 
[INFO] [stderr] package `nebula_os` depends on `rustls` with feature `alloc` but `rustls` does not have that feature.
[INFO] [stderr] help: there is a feature `log` with a similar name
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `rustls` which could resolve this conflict
[INFO] checking NebulaJapanese-1221/NebulaOS against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] finished tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] tweaked toml for git repo https://github.com/NebulaJapanese-1221/NebulaOS written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NebulaJapanese-1221/NebulaOS on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NebulaJapanese-1221/NebulaOS 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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 `rustls`.
[INFO] [stderr]     ... required by package `nebula_os v0.0.3-dev3 (/workspace/builds/worker-5-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.23` (locked to 0.23.40) are: 0.23.40
[INFO] [stderr] 
[INFO] [stderr] package `nebula_os` depends on `rustls` with feature `alloc` but `rustls` does not have that feature.
[INFO] [stderr] help: there is a feature `log` with a similar name
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `rustls` which could resolve this conflict
[INFO] checking NebulaJapanese-1221/NebulaOS against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] finished tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] tweaked toml for git repo https://github.com/NebulaJapanese-1221/NebulaOS written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NebulaJapanese-1221/NebulaOS on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NebulaJapanese-1221/NebulaOS 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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 `rustls`.
[INFO] [stderr]     ... required by package `nebula_os v0.0.3-dev3 (/workspace/builds/worker-5-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.23` (locked to 0.23.40) are: 0.23.40
[INFO] [stderr] 
[INFO] [stderr] package `nebula_os` depends on `rustls` with feature `alloc` but `rustls` does not have that feature.
[INFO] [stderr] help: there is a feature `log` with a similar name
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `rustls` which could resolve this conflict
[INFO] checking NebulaJapanese-1221/NebulaOS against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] finished tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] tweaked toml for git repo https://github.com/NebulaJapanese-1221/NebulaOS written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NebulaJapanese-1221/NebulaOS on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NebulaJapanese-1221/NebulaOS 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `rustls`.
[INFO] [stderr]     ... required by package `nebula_os v0.0.3-dev3 (/workspace/builds/worker-5-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.23` (locked to 0.23.40) are: 0.23.40
[INFO] [stderr] 
[INFO] [stderr] package `nebula_os` depends on `rustls` with feature `alloc` but `rustls` does not have that feature.
[INFO] [stderr] help: there is a feature `log` with a similar name
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `rustls` which could resolve this conflict
[INFO] checking NebulaJapanese-1221/NebulaOS against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebulaJapanese-1221%2FNebulaOS" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] finished tweaking git repo https://github.com/NebulaJapanese-1221/NebulaOS
[INFO] tweaked toml for git repo https://github.com/NebulaJapanese-1221/NebulaOS written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NebulaJapanese-1221/NebulaOS on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NebulaJapanese-1221/NebulaOS 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `rustls`.
[INFO] [stderr]     ... required by package `nebula_os v0.0.3-dev3 (/workspace/builds/worker-5-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.23` (locked to 0.23.40) are: 0.23.40
[INFO] [stderr] 
[INFO] [stderr] package `nebula_os` depends on `rustls` with feature `alloc` but `rustls` does not have that feature.
[INFO] [stderr] help: there is a feature `log` with a similar name
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `rustls` which could resolve this conflict


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Updating crates.io index
       error: failed to select a version for `rustls`.
           ... required by package `nebula_os v0.0.3-dev3 (/workspace/builds/worker-5-tc2/source)`
       versions that meet the requirements `^0.23` (locked to 0.23.40) are: 0.23.40
       
       package `nebula_os` depends on `rustls` with feature `alloc` but `rustls` does not have that feature.
       help: there is a feature `log` with a similar name
       
       
       failed to select a version for `rustls` which could resolve this conflict