[INFO] cloning repository https://github.com/Mwangi-Derrick/rust_basics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mwangi-Derrick/rust_basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b59bd797e22e2d09560007eb3b60cb7754dd2cc
[INFO] checking Mwangi-Derrick/rust_basics against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] finished tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] tweaked toml for git repo https://github.com/Mwangi-Derrick/rust_basics written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mwangi-Derrick/rust_basics on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mwangi-Derrick/rust_basics 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-3-tc2/source/Module-16-Packaging-CI-CD-and-Deployment/Lesson-16-2-Dockerizing-Rust-Services/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `lesson_16_2_dockerizing_rust_services_benchmark` bench at `benches/lesson_16_2_dockerizing_rust_services_benchmark.rs` or `benches/lesson_16_2_dockerizing_rust_services_benchmark/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking Mwangi-Derrick/rust_basics against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] finished tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] tweaked toml for git repo https://github.com/Mwangi-Derrick/rust_basics written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mwangi-Derrick/rust_basics on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mwangi-Derrick/rust_basics 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-3-tc2/source/Module-12-FFI-Python-C-Go-WASM/Lesson-12-2-Safe-FFI-and-no_mangle-extern-C/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `lesson_12_2_safe_ffi_and_no_mangle_extern_c_benchmark` bench at `benches/lesson_12_2_safe_ffi_and_no_mangle_extern_c_benchmark.rs` or `benches/lesson_12_2_safe_ffi_and_no_mangle_extern_c_benchmark/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking Mwangi-Derrick/rust_basics against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] finished tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] tweaked toml for git repo https://github.com/Mwangi-Derrick/rust_basics written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mwangi-Derrick/rust_basics on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mwangi-Derrick/rust_basics 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-3-tc2/source/Module-08-Channels-Messaging-and-Synchronization/Lesson-08-2-Select-and-Graceful-Shutdowns/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `lesson_08_2_select_and_graceful_shutdowns_benchmark` bench at `benches/lesson_08_2_select_and_graceful_shutdowns_benchmark.rs` or `benches/lesson_08_2_select_and_graceful_shutdowns_benchmark/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking Mwangi-Derrick/rust_basics against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] finished tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] tweaked toml for git repo https://github.com/Mwangi-Derrick/rust_basics written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mwangi-Derrick/rust_basics on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mwangi-Derrick/rust_basics 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-3-tc2/source/Module-16-Packaging-CI-CD-and-Deployment/Lesson-16-5-Deploying-to-Cloud-Run-or-Fly-io/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `lesson_16_5_deploying_to_cloud_run_or_fly_io_benchmark` bench at `benches/lesson_16_5_deploying_to_cloud_run_or_fly_io_benchmark.rs` or `benches/lesson_16_5_deploying_to_cloud_run_or_fly_io_benchmark/main.rs`. Please specify bench.path if you want to use a non-default path.
[INFO] checking Mwangi-Derrick/rust_basics against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMwangi-Derrick%2Frust_basics" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] finished tweaking git repo https://github.com/Mwangi-Derrick/rust_basics
[INFO] tweaked toml for git repo https://github.com/Mwangi-Derrick/rust_basics written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mwangi-Derrick/rust_basics on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mwangi-Derrick/rust_basics 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] error: failed to parse manifest at `/workspace/builds/worker-3-tc2/source/Module-10-Advanced-Concurrency-Patterns/Lesson-10-4-CPU-bound-work-with-spawn_blocking/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   can't find `lesson_10_4_cpu_bound_work_with_spawn_blocking_benchmark` bench at `benches/lesson_10_4_cpu_bound_work_with_spawn_blocking_benchmark.rs` or `benches/lesson_10_4_cpu_bound_work_with_spawn_blocking_benchmark/main.rs`. Please specify bench.path if you want to use a non-default path.


overridden task result to prepare-fail:unknown

Caused by:
    broken dependencies: 
    
    warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
      |
      = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
      = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
      = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
    error: failed to parse manifest at `/workspace/builds/worker-3-tc2/source/Module-10-Advanced-Concurrency-Patterns/Lesson-10-4-CPU-bound-work-with-spawn_blocking/Cargo.toml`
    
    Caused by:
      can't find `lesson_10_4_cpu_bound_work_with_spawn_blocking_benchmark` bench at `benches/lesson_10_4_cpu_bound_work_with_spawn_blocking_benchmark.rs` or `benches/lesson_10_4_cpu_bound_work_with_spawn_blocking_benchmark/main.rs`. Please specify bench.path if you want to use a non-default path.