[INFO] cloning repository https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 985ace27088f1e058b9f348517e5c592529ab639
[INFO] checking oscontent25/oscontent25-classroom-starry-next-test-starry-next against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] finished tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] tweaked toml for git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/oscomp/arceos.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
[INFO] [stderr] error: failed to select a version for `axio`.
[INFO] [stderr]     ... required by package `axfs v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `axfs` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.1.1` are: 0.1.2, 0.1.1
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `axio v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `axio = "^0.1"` (locked to 0.1.0) of package `arceos_posix_api v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `arceos_posix_api` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `axio` which could resolve this conflict
[INFO] checking oscontent25/oscontent25-classroom-starry-next-test-starry-next against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] finished tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] tweaked toml for git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/oscomp/arceos.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
[INFO] [stderr] error: failed to select a version for `axio`.
[INFO] [stderr]     ... required by package `axfs v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `axfs` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.1.1` are: 0.1.2, 0.1.1
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `axio v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `axio = "^0.1"` (locked to 0.1.0) of package `arceos_posix_api v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `arceos_posix_api` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `axio` which could resolve this conflict
[INFO] checking oscontent25/oscontent25-classroom-starry-next-test-starry-next against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] finished tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] tweaked toml for git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/oscomp/arceos.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
[INFO] [stderr] error: failed to select a version for `axio`.
[INFO] [stderr]     ... required by package `axfs v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `axfs` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.1.1` are: 0.1.2, 0.1.1
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `axio v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `axio = "^0.1"` (locked to 0.1.0) of package `arceos_posix_api v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `arceos_posix_api` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `axio` which could resolve this conflict
[INFO] checking oscontent25/oscontent25-classroom-starry-next-test-starry-next against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] finished tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] tweaked toml for git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/oscomp/arceos.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
[INFO] [stderr] error: failed to select a version for `axio`.
[INFO] [stderr]     ... required by package `axfs v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `axfs` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.1.1` are: 0.1.2, 0.1.1
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `axio v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `axio = "^0.1"` (locked to 0.1.0) of package `arceos_posix_api v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `arceos_posix_api` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `axio` which could resolve this conflict
[INFO] checking oscontent25/oscontent25-classroom-starry-next-test-starry-next against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foscontent25%2Foscontent25-classroom-starry-next-test-starry-next" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] finished tweaking git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next
[INFO] tweaked toml for git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oscontent25/oscontent25-classroom-starry-next-test-starry-next 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/oscomp/arceos.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
[INFO] [stderr] error: failed to select a version for `axio`.
[INFO] [stderr]     ... required by package `axfs v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `axfs` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0.1.1` are: 0.1.2, 0.1.1
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `axio v0.1.0`
[INFO] [stderr]     ... which satisfies dependency `axio = "^0.1"` (locked to 0.1.0) of package `arceos_posix_api v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
[INFO] [stderr]     ... which satisfies git dependency `arceos_posix_api` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `axio` 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 git repository `https://github.com/oscomp/arceos.git`
           Updating crates.io index
           Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
       error: failed to select a version for `axio`.
           ... required by package `axfs v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
           ... which satisfies git dependency `axfs` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
       versions that meet the requirements `^0.1.1` are: 0.1.2, 0.1.1
       
       all possible versions conflict with previously selected packages
       
         previously selected package `axio v0.1.0`
           ... which satisfies dependency `axio = "^0.1"` (locked to 0.1.0) of package `arceos_posix_api v0.1.0 (https://github.com/oscomp/arceos.git#f96c307f)`
           ... which satisfies git dependency `arceos_posix_api` of package `starry v0.1.0 (/workspace/builds/worker-6-tc2/source)`
       
       failed to select a version for `axio` which could resolve this conflict