[INFO] cloning repository https://github.com/ls1-sys-prog-course/task3-processes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ls1-sys-prog-course/task3-processes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fls1-sys-prog-course%2Ftask3-processes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fls1-sys-prog-course%2Ftask3-processes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0218f4976aaca676d1e47d1ead3ea3356156f67
[INFO] testing ls1-sys-prog-course/task3-processes against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fls1-sys-prog-course%2Ftask3-processes" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ls1-sys-prog-course/task3-processes on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ls1-sys-prog-course/task3-processes
[INFO] finished tweaking git repo https://github.com/ls1-sys-prog-course/task3-processes
[INFO] tweaked toml for git repo https://github.com/ls1-sys-prog-course/task3-processes written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ls1-sys-prog-course/task3-processes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e10f980914807a6f9846dcfb02b25d07f7a204d2189b30d7c35c2873208b34c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e10f980914807a6f9846dcfb02b25d07f7a204d2189b30d7c35c2873208b34c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e10f980914807a6f9846dcfb02b25d07f7a204d2189b30d7c35c2873208b34c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10f980914807a6f9846dcfb02b25d07f7a204d2189b30d7c35c2873208b34c7", kill_on_drop: false }`
[INFO] [stdout] e10f980914807a6f9846dcfb02b25d07f7a204d2189b30d7c35c2873208b34c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa209a58d56826da0c8a968967281536a34cfdf1d21c51ded86f8410418a66ba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa209a58d56826da0c8a968967281536a34cfdf1d21c51ded86f8410418a66ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling exec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/lib.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub extern "C" fn run_pipeline(p: *const pipeline) {}
[INFO] [stdout]    |                                ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builtin`
[INFO] [stdout]   --> src/lib.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub extern "C" fn run_builtin(builtin: builtin_type, builtin_arg: *const libc::c_char) {}
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builtin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builtin_arg`
[INFO] [stdout]   --> src/lib.rs:36:54
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub extern "C" fn run_builtin(builtin: builtin_type, builtin_arg: *const libc::c_char) {}
[INFO] [stdout]    |                                                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builtin_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `Command { std: "docker" "inspect" "aa209a58d56826da0c8a968967281536a34cfdf1d21c51ded86f8410418a66ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa209a58d56826da0c8a968967281536a34cfdf1d21c51ded86f8410418a66ba", kill_on_drop: false }`
[INFO] [stdout] aa209a58d56826da0c8a968967281536a34cfdf1d21c51ded86f8410418a66ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb9e5e8994b0d602112fa89a8860989b6b86e7be6c40c2f79e7b31d831622ec8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb9e5e8994b0d602112fa89a8860989b6b86e7be6c40c2f79e7b31d831622ec8", kill_on_drop: false }`
[INFO] [stderr]    Compiling exec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/lib.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub extern "C" fn run_pipeline(p: *const pipeline) {}
[INFO] [stdout]    |                                ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builtin`
[INFO] [stdout]   --> src/lib.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub extern "C" fn run_builtin(builtin: builtin_type, builtin_arg: *const libc::c_char) {}
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builtin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builtin_arg`
[INFO] [stdout]   --> src/lib.rs:36:54
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub extern "C" fn run_builtin(builtin: builtin_type, builtin_arg: *const libc::c_char) {}
[INFO] [stdout]    |                                                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builtin_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "bb9e5e8994b0d602112fa89a8860989b6b86e7be6c40c2f79e7b31d831622ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9e5e8994b0d602112fa89a8860989b6b86e7be6c40c2f79e7b31d831622ec8", kill_on_drop: false }`
[INFO] [stdout] bb9e5e8994b0d602112fa89a8860989b6b86e7be6c40c2f79e7b31d831622ec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d77a33b03defdfeb89249fbffe62c5f4fc1a0d181540f62cdd747ea4a1ee3e9
[INFO] running `Command { std: "docker" "start" "-a" "2d77a33b03defdfeb89249fbffe62c5f4fc1a0d181540f62cdd747ea4a1ee3e9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:33:32
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 33 | pub extern "C" fn run_pipeline(p: *const pipeline) {}
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                                ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `builtin`
[INFO] [stderr]   --> src/lib.rs:36:31
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub extern "C" fn run_builtin(builtin: builtin_type, builtin_arg: *const libc::c_char) {}
[INFO] [stderr]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builtin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `builtin_arg`
[INFO] [stderr]   --> src/lib.rs:36:54
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub extern "C" fn run_builtin(builtin: builtin_type, builtin_arg: *const libc::c_char) {}
[INFO] [stderr]    |                                                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builtin_arg`
[INFO] [stderr] 
[INFO] [stderr] warning: `exec` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exec-3d08617c90d4b563)
[INFO] running `Command { std: "docker" "inspect" "2d77a33b03defdfeb89249fbffe62c5f4fc1a0d181540f62cdd747ea4a1ee3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d77a33b03defdfeb89249fbffe62c5f4fc1a0d181540f62cdd747ea4a1ee3e9", kill_on_drop: false }`
[INFO] [stdout] 2d77a33b03defdfeb89249fbffe62c5f4fc1a0d181540f62cdd747ea4a1ee3e9