[INFO] cloning repository https://github.com/danvoulez/richard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danvoulez/richard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvoulez%2Frichard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvoulez%2Frichard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0826c4d11be0e74d526042faa20155a6b8dc7aa3
[INFO] checking danvoulez/richard 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%2Fdanvoulez%2Frichard" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danvoulez/richard
[INFO] finished tweaking git repo https://github.com/danvoulez/richard
[INFO] tweaked toml for git repo https://github.com/danvoulez/richard written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danvoulez/richard 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/danvoulez/richard 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 `ricardo_engine` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../ricardo_engine
[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 `ricardo-engine`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 - name = "ricardo_engine"
[INFO] [stderr] 68 + name = "ricardo-engine"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ricardo-engine`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 ~ version = "0.1.0"
[INFO] [stderr] 70 + [[bin]]
[INFO] [stderr] 71 + name = "ricardo-engine"
[INFO] [stderr] 72 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ricardo_engine` (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 danvoulez/richard 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%2Fdanvoulez%2Frichard" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danvoulez/richard
[INFO] finished tweaking git repo https://github.com/danvoulez/richard
[INFO] tweaked toml for git repo https://github.com/danvoulez/richard written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danvoulez/richard 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/danvoulez/richard 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 `ricardo_engine` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../ricardo_engine
[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 `ricardo-engine`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 - name = "ricardo_engine"
[INFO] [stderr] 68 + name = "ricardo-engine"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ricardo-engine`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 ~ version = "0.1.0"
[INFO] [stderr] 70 + [[bin]]
[INFO] [stderr] 71 + name = "ricardo-engine"
[INFO] [stderr] 72 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ricardo_engine` (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 danvoulez/richard 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%2Fdanvoulez%2Frichard" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danvoulez/richard
[INFO] finished tweaking git repo https://github.com/danvoulez/richard
[INFO] tweaked toml for git repo https://github.com/danvoulez/richard written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danvoulez/richard 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/danvoulez/richard 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 `ricardo_engine` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../ricardo_engine
[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 `ricardo-engine`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 - name = "ricardo_engine"
[INFO] [stderr] 68 + name = "ricardo-engine"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ricardo-engine`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 ~ version = "0.1.0"
[INFO] [stderr] 70 + [[bin]]
[INFO] [stderr] 71 + name = "ricardo-engine"
[INFO] [stderr] 72 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ricardo_engine` (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 danvoulez/richard 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%2Fdanvoulez%2Frichard" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danvoulez/richard
[INFO] finished tweaking git repo https://github.com/danvoulez/richard
[INFO] tweaked toml for git repo https://github.com/danvoulez/richard written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danvoulez/richard 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/danvoulez/richard 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 `ricardo_engine` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../ricardo_engine
[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 `ricardo-engine`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 - name = "ricardo_engine"
[INFO] [stderr] 68 + name = "ricardo-engine"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ricardo-engine`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 ~ version = "0.1.0"
[INFO] [stderr] 70 + [[bin]]
[INFO] [stderr] 71 + name = "ricardo-engine"
[INFO] [stderr] 72 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ricardo_engine` (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 danvoulez/richard 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%2Fdanvoulez%2Frichard" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danvoulez/richard
[INFO] finished tweaking git repo https://github.com/danvoulez/richard
[INFO] tweaked toml for git repo https://github.com/danvoulez/richard written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danvoulez/richard 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/danvoulez/richard 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 `ricardo_engine` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../ricardo_engine
[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 `ricardo-engine`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 - name = "ricardo_engine"
[INFO] [stderr] 68 + name = "ricardo-engine"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ricardo-engine`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 ~ version = "0.1.0"
[INFO] [stderr] 70 + [[bin]]
[INFO] [stderr] 71 + name = "ricardo-engine"
[INFO] [stderr] 72 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ricardo_engine` (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