[INFO] cloning repository https://github.com/andreievg/runtime-blocking-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreievg/runtime-blocking-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3426cea4cbf90e8c0e84837db46b9afa4e76acb2
[INFO] checking andreievg/runtime-blocking-demo against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo" "/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/andreievg/runtime-blocking-demo
[INFO] finished tweaking git repo https://github.com/andreievg/runtime-blocking-demo
[INFO] tweaked toml for git repo https://github.com/andreievg/runtime-blocking-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreievg/runtime-blocking-demo on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreievg/runtime-blocking-demo 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `01_problem` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../01_problem
[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 `01-problem`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/01_problem.rs
[INFO] [stderr] 1 + src/bin/01-problem.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `02_yield_now` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../02_yield_now
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `02-yield-now`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/02_yield_now.rs
[INFO] [stderr] 1 + src/bin/02-yield-now.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `03_spawn_blocking` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../03_spawn_blocking
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `03-spawn-blocking`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/03_spawn_blocking.rs
[INFO] [stderr] 1 + src/bin/03-spawn-blocking.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `04_multi_thread` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../04_multi_thread
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `04-multi-thread`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/04_multi_thread.rs
[INFO] [stderr] 1 + src/bin/04-multi-thread.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `runtime-blocking-demo` (manifest) generated 4 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking andreievg/runtime-blocking-demo against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo" "/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/andreievg/runtime-blocking-demo
[INFO] finished tweaking git repo https://github.com/andreievg/runtime-blocking-demo
[INFO] tweaked toml for git repo https://github.com/andreievg/runtime-blocking-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreievg/runtime-blocking-demo on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreievg/runtime-blocking-demo 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `01_problem` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../01_problem
[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 `01-problem`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/01_problem.rs
[INFO] [stderr] 1 + src/bin/01-problem.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `02_yield_now` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../02_yield_now
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `02-yield-now`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/02_yield_now.rs
[INFO] [stderr] 1 + src/bin/02-yield-now.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `03_spawn_blocking` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../03_spawn_blocking
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `03-spawn-blocking`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/03_spawn_blocking.rs
[INFO] [stderr] 1 + src/bin/03-spawn-blocking.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `04_multi_thread` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../04_multi_thread
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `04-multi-thread`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/04_multi_thread.rs
[INFO] [stderr] 1 + src/bin/04-multi-thread.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `runtime-blocking-demo` (manifest) generated 4 warnings
[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 andreievg/runtime-blocking-demo against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo" "/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/andreievg/runtime-blocking-demo
[INFO] finished tweaking git repo https://github.com/andreievg/runtime-blocking-demo
[INFO] tweaked toml for git repo https://github.com/andreievg/runtime-blocking-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreievg/runtime-blocking-demo on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreievg/runtime-blocking-demo 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `01_problem` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../01_problem
[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 `01-problem`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/01_problem.rs
[INFO] [stderr] 1 + src/bin/01-problem.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `02_yield_now` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../02_yield_now
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `02-yield-now`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/02_yield_now.rs
[INFO] [stderr] 1 + src/bin/02-yield-now.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `03_spawn_blocking` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../03_spawn_blocking
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `03-spawn-blocking`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/03_spawn_blocking.rs
[INFO] [stderr] 1 + src/bin/03-spawn-blocking.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `04_multi_thread` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../04_multi_thread
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `04-multi-thread`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/04_multi_thread.rs
[INFO] [stderr] 1 + src/bin/04-multi-thread.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `runtime-blocking-demo` (manifest) generated 4 warnings
[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 andreievg/runtime-blocking-demo against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo" "/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/andreievg/runtime-blocking-demo
[INFO] finished tweaking git repo https://github.com/andreievg/runtime-blocking-demo
[INFO] tweaked toml for git repo https://github.com/andreievg/runtime-blocking-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreievg/runtime-blocking-demo on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreievg/runtime-blocking-demo 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `01_problem` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../01_problem
[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 `01-problem`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/01_problem.rs
[INFO] [stderr] 1 + src/bin/01-problem.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `02_yield_now` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../02_yield_now
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `02-yield-now`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/02_yield_now.rs
[INFO] [stderr] 1 + src/bin/02-yield-now.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `03_spawn_blocking` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../03_spawn_blocking
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `03-spawn-blocking`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/03_spawn_blocking.rs
[INFO] [stderr] 1 + src/bin/03-spawn-blocking.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `04_multi_thread` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../04_multi_thread
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `04-multi-thread`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/04_multi_thread.rs
[INFO] [stderr] 1 + src/bin/04-multi-thread.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `runtime-blocking-demo` (manifest) generated 4 warnings
[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 andreievg/runtime-blocking-demo against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreievg%2Fruntime-blocking-demo" "/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/andreievg/runtime-blocking-demo
[INFO] finished tweaking git repo https://github.com/andreievg/runtime-blocking-demo
[INFO] tweaked toml for git repo https://github.com/andreievg/runtime-blocking-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreievg/runtime-blocking-demo on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreievg/runtime-blocking-demo 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `01_problem` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../01_problem
[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 `01-problem`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/01_problem.rs
[INFO] [stderr] 1 + src/bin/01-problem.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `02_yield_now` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../02_yield_now
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `02-yield-now`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/02_yield_now.rs
[INFO] [stderr] 1 + src/bin/02-yield-now.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `03_spawn_blocking` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../03_spawn_blocking
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `03-spawn-blocking`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/03_spawn_blocking.rs
[INFO] [stderr] 1 + src/bin/03-spawn-blocking.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `04_multi_thread` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../04_multi_thread
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `04-multi-thread`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/04_multi_thread.rs
[INFO] [stderr] 1 + src/bin/04-multi-thread.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `runtime-blocking-demo` (manifest) generated 4 warnings
[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