[INFO] cloning repository https://github.com/Dekai21/task3-processes-Dekai21
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dekai21/task3-processes-Dekai21" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDekai21%2Ftask3-processes-Dekai21", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDekai21%2Ftask3-processes-Dekai21'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef84b5c04821f44240d4b4035577338d23115ea3
[INFO] testing Dekai21/task3-processes-Dekai21 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDekai21%2Ftask3-processes-Dekai21" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dekai21/task3-processes-Dekai21 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dekai21/task3-processes-Dekai21
[INFO] finished tweaking git repo https://github.com/Dekai21/task3-processes-Dekai21
[INFO] tweaked toml for git repo https://github.com/Dekai21/task3-processes-Dekai21 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Dekai21/task3-processes-Dekai21 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 259bc4be28c589cff8bb54b07fd3e53cea246df788c08e91e5b9353d290bdaf3
[INFO] running `Command { std: "docker" "start" "-a" "259bc4be28c589cff8bb54b07fd3e53cea246df788c08e91e5b9353d290bdaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259bc4be28c589cff8bb54b07fd3e53cea246df788c08e91e5b9353d290bdaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259bc4be28c589cff8bb54b07fd3e53cea246df788c08e91e5b9353d290bdaf3", kill_on_drop: false }`
[INFO] [stdout] 259bc4be28c589cff8bb54b07fd3e53cea246df788c08e91e5b9353d290bdaf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49562fcbe804273d147e607499430cc9f41d611ad10e91f6250956b3574ffc5e
[INFO] running `Command { std: "docker" "start" "-a" "49562fcbe804273d147e607499430cc9f41d611ad10e91f6250956b3574ffc5e", 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 9.46s
[INFO] running `Command { std: "docker" "inspect" "49562fcbe804273d147e607499430cc9f41d611ad10e91f6250956b3574ffc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49562fcbe804273d147e607499430cc9f41d611ad10e91f6250956b3574ffc5e", kill_on_drop: false }`
[INFO] [stdout] 49562fcbe804273d147e607499430cc9f41d611ad10e91f6250956b3574ffc5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06630333dbedf11bdf8bf37d4c133e25451f0c0f3e5392bd43f218a02908a265
[INFO] running `Command { std: "docker" "start" "-a" "06630333dbedf11bdf8bf37d4c133e25451f0c0f3e5392bd43f218a02908a265", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 21.42s
[INFO] running `Command { std: "docker" "inspect" "06630333dbedf11bdf8bf37d4c133e25451f0c0f3e5392bd43f218a02908a265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06630333dbedf11bdf8bf37d4c133e25451f0c0f3e5392bd43f218a02908a265", kill_on_drop: false }`
[INFO] [stdout] 06630333dbedf11bdf8bf37d4c133e25451f0c0f3e5392bd43f218a02908a265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0cd6eb469c162d8f87c4cc9d4a8d74a50b493e8db1e4293d2a3a5df97c4cab85
[INFO] running `Command { std: "docker" "start" "-a" "0cd6eb469c162d8f87c4cc9d4a8d74a50b493e8db1e4293d2a3a5df97c4cab85", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/lib.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub extern "C" fn run_pipeline(p: *const pipeline) {}
[INFO] [stderr]    |                                ^ help: if this is intentional, prefix it with an underscore: `_p`
[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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exec-56405a1aee73e3f8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0cd6eb469c162d8f87c4cc9d4a8d74a50b493e8db1e4293d2a3a5df97c4cab85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd6eb469c162d8f87c4cc9d4a8d74a50b493e8db1e4293d2a3a5df97c4cab85", kill_on_drop: false }`
[INFO] [stdout] 0cd6eb469c162d8f87c4cc9d4a8d74a50b493e8db1e4293d2a3a5df97c4cab85