[INFO] cloning repository https://github.com/i2m/engineer-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/i2m/engineer-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcfe27893ffc1dc9f8ef9e2a51a0606ac209363c
[INFO] checking i2m/engineer-challenge against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] finished tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] tweaked toml for git repo https://github.com/i2m/engineer-challenge written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/i2m/engineer-challenge on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/i2m/engineer-challenge 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `server_app` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-7-tc2/source/target/.../server_app
[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 `server-app`, convert `package.name`
[INFO] [stderr]   --> server_app/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "server_app"
[INFO] [stderr]  2 + name = "server-app"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `server-app`, specify `bin.name`
[INFO] [stderr]   --> server_app/Cargo.toml:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ whirlwind = "0.1.1"
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "server-app"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `server_app` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking i2m/engineer-challenge against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] finished tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] tweaked toml for git repo https://github.com/i2m/engineer-challenge written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/i2m/engineer-challenge on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/i2m/engineer-challenge 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `server_app` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-7-tc2/source/target/.../server_app
[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 `server-app`, convert `package.name`
[INFO] [stderr]   --> server_app/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "server_app"
[INFO] [stderr]  2 + name = "server-app"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `server-app`, specify `bin.name`
[INFO] [stderr]   --> server_app/Cargo.toml:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ whirlwind = "0.1.1"
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "server-app"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `server_app` (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 i2m/engineer-challenge against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] finished tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] tweaked toml for git repo https://github.com/i2m/engineer-challenge written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/i2m/engineer-challenge on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/i2m/engineer-challenge 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `server_app` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-7-tc2/source/target/.../server_app
[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 `server-app`, convert `package.name`
[INFO] [stderr]   --> server_app/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "server_app"
[INFO] [stderr]  2 + name = "server-app"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `server-app`, specify `bin.name`
[INFO] [stderr]   --> server_app/Cargo.toml:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ whirlwind = "0.1.1"
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "server-app"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `server_app` (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 i2m/engineer-challenge against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] finished tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] tweaked toml for git repo https://github.com/i2m/engineer-challenge written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/i2m/engineer-challenge on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/i2m/engineer-challenge 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `server_app` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-7-tc2/source/target/.../server_app
[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 `server-app`, convert `package.name`
[INFO] [stderr]   --> server_app/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "server_app"
[INFO] [stderr]  2 + name = "server-app"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `server-app`, specify `bin.name`
[INFO] [stderr]   --> server_app/Cargo.toml:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ whirlwind = "0.1.1"
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "server-app"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `server_app` (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 i2m/engineer-challenge against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi2m%2Fengineer-challenge" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] finished tweaking git repo https://github.com/i2m/engineer-challenge
[INFO] tweaked toml for git repo https://github.com/i2m/engineer-challenge written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/i2m/engineer-challenge on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/i2m/engineer-challenge 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `server_app` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-7-tc2/source/target/.../server_app
[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 `server-app`, convert `package.name`
[INFO] [stderr]   --> server_app/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "server_app"
[INFO] [stderr]  2 + name = "server-app"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `server-app`, specify `bin.name`
[INFO] [stderr]   --> server_app/Cargo.toml:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ whirlwind = "0.1.1"
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "server-app"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `server_app` (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