[INFO] cloning repository https://github.com/defalt-91/rustify_backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/defalt-91/rustify_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26be41eb392e3b982595ce38a110b8eb5f0f1842
[INFO] checking defalt-91/rustify_backend against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] finished tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] tweaked toml for git repo https://github.com/defalt-91/rustify_backend written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/defalt-91/rustify_backend on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/defalt-91/rustify_backend 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rustify_backend` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rustify_backend
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rustify-backend`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 - name = "rustify_backend"
[INFO] [stderr] 59 + name = "rustify-backend"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rustify-backend`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 ~ opt-level = 3
[INFO] [stderr] 69 + [[bin]]
[INFO] [stderr] 70 + name = "rustify-backend"
[INFO] [stderr] 71 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rustify_backend` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking defalt-91/rustify_backend against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] finished tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] tweaked toml for git repo https://github.com/defalt-91/rustify_backend written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/defalt-91/rustify_backend on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/defalt-91/rustify_backend 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rustify_backend` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rustify_backend
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rustify-backend`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 - name = "rustify_backend"
[INFO] [stderr] 59 + name = "rustify-backend"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rustify-backend`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 ~ opt-level = 3
[INFO] [stderr] 69 + [[bin]]
[INFO] [stderr] 70 + name = "rustify-backend"
[INFO] [stderr] 71 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rustify_backend` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking defalt-91/rustify_backend against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] finished tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] tweaked toml for git repo https://github.com/defalt-91/rustify_backend written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/defalt-91/rustify_backend on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/defalt-91/rustify_backend 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rustify_backend` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rustify_backend
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rustify-backend`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 - name = "rustify_backend"
[INFO] [stderr] 59 + name = "rustify-backend"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rustify-backend`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 ~ opt-level = 3
[INFO] [stderr] 69 + [[bin]]
[INFO] [stderr] 70 + name = "rustify-backend"
[INFO] [stderr] 71 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rustify_backend` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking defalt-91/rustify_backend against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] finished tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] tweaked toml for git repo https://github.com/defalt-91/rustify_backend written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/defalt-91/rustify_backend on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/defalt-91/rustify_backend 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rustify_backend` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rustify_backend
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rustify-backend`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 - name = "rustify_backend"
[INFO] [stderr] 59 + name = "rustify-backend"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rustify-backend`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 ~ opt-level = 3
[INFO] [stderr] 69 + [[bin]]
[INFO] [stderr] 70 + name = "rustify-backend"
[INFO] [stderr] 71 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rustify_backend` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking defalt-91/rustify_backend against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefalt-91%2Frustify_backend" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] finished tweaking git repo https://github.com/defalt-91/rustify_backend
[INFO] tweaked toml for git repo https://github.com/defalt-91/rustify_backend written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/defalt-91/rustify_backend on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/defalt-91/rustify_backend 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rustify_backend` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rustify_backend
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rustify-backend`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 - name = "rustify_backend"
[INFO] [stderr] 59 + name = "rustify-backend"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rustify-backend`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 ~ opt-level = 3
[INFO] [stderr] 69 + [[bin]]
[INFO] [stderr] 70 + name = "rustify-backend"
[INFO] [stderr] 71 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rustify_backend` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


overridden task result to prepare-fail:timeout

Caused by:
    0: uncategorized prepare error
    1: no output for 300 seconds