[INFO] cloning repository https://github.com/igaryhe/cg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/igaryhe/cg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaryhe%2Fcg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaryhe%2Fcg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e60e4e9e5733d17518f94e0fa04c05d78db8001
[INFO] checking igaryhe/cg against 656a9da186dacaf3bf8f7f7296a825d256cb4ae3 for pr-158915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaryhe%2Fcg" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/igaryhe/cg
[INFO] finished tweaking git repo https://github.com/igaryhe/cg
[INFO] tweaked toml for git repo https://github.com/igaryhe/cg written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/igaryhe/cg on toolchain 656a9da186dacaf3bf8f7f7296a825d256cb4ae3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+656a9da186dacaf3bf8f7f7296a825d256cb4ae3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/igaryhe/cg 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" "+656a9da186dacaf3bf8f7f7296a825d256cb4ae3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `assignment_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../assignment_4
[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 `assignment-4`, convert `package.name`
[INFO] [stderr]   --> assignment_4/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "assignment_4"
[INFO] [stderr]  2 + name = "assignment-4"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `assignment-4`, specify `bin.name`
[INFO] [stderr]   --> assignment_4/Cargo.toml:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 ~ rayon = "1.4.1"
[INFO] [stderr] 20 + [[bin]]
[INFO] [stderr] 21 + name = "assignment-4"
[INFO] [stderr] 22 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `assignment_4` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `assignment_5` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../assignment_5
[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 `assignment-5`, convert `package.name`
[INFO] [stderr]   --> assignment_5/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "assignment_5"
[INFO] [stderr]  2 + name = "assignment-5"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `assignment-5`, specify `bin.name`
[INFO] [stderr]   --> assignment_5/Cargo.toml:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ anyhow = "1.0.34"
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "assignment-5"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `assignment_5` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `assignment_6` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../assignment_6
[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 `assignment-6`, convert `package.name`
[INFO] [stderr]   --> assignment_6/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "assignment_6"
[INFO] [stderr]  2 + name = "assignment-6"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `assignment-6`, specify `bin.name`
[INFO] [stderr]   --> assignment_6/Cargo.toml:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 ~ image = "0.23.8"
[INFO] [stderr] 13 + [[bin]]
[INFO] [stderr] 14 + name = "assignment-6"
[INFO] [stderr] 15 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `assignment_6` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `assignment_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../assignment_2
[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 `assignment-2`, convert `package.name`
[INFO] [stderr]   --> assignment_2/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "assignment_2"
[INFO] [stderr]  2 + name = "assignment-2"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `assignment-2`, specify `bin.name`
[INFO] [stderr]   --> assignment_2/Cargo.toml:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 ~ rayon = "1.4.1"
[INFO] [stderr] 15 + [[bin]]
[INFO] [stderr] 16 + name = "assignment-2"
[INFO] [stderr] 17 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `assignment_2` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `assignment_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../assignment_3
[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 `assignment-3`, convert `package.name`
[INFO] [stderr]   --> assignment_3/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "assignment_3"
[INFO] [stderr]  2 + name = "assignment-3"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `assignment-3`, specify `bin.name`
[INFO] [stderr]   --> assignment_3/Cargo.toml:19:58
[INFO] [stderr]    |
[INFO] [stderr] 19 ~ indicatif = { version = "0.15.0", features = ["rayon"] }
[INFO] [stderr] 20 + [[bin]]
[INFO] [stderr] 21 + name = "assignment-3"
[INFO] [stderr] 22 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `assignment_3` (manifest) generated 1 warning
[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