./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e927e911c23486d4682cc4d9150666f96dac934e6255a36a06c854492483c520 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:16:12,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:16:13,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:16:13,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:16:13,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:16:13,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:16:13,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:16:13,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:16:13,048 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:16:13,053 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:16:13,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:16:13,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:16:13,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:16:13,056 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:16:13,056 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:16:13,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:16:13,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:16:13,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:16:13,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:16:13,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:16:13,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:16:13,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:16:13,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:16:13,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:16:13,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:16:13,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:16:13,062 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:16:13,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:16:13,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:16:13,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:16:13,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:16:13,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:16:13,065 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:16:13,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:16:13,065 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:16:13,066 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:16:13,066 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:16:13,066 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:16:13,066 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:16:13,067 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e927e911c23486d4682cc4d9150666f96dac934e6255a36a06c854492483c520 [2023-11-21 22:16:13,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:16:13,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:16:13,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:16:13,422 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:16:13,422 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:16:13,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i [2023-11-21 22:16:16,522 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:16:17,112 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:16:17,114 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i [2023-11-21 22:16:17,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/data/96ffe59bc/7b1b2a721eda471fb16491aa5360d145/FLAGbda365872 [2023-11-21 22:16:17,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/data/96ffe59bc/7b1b2a721eda471fb16491aa5360d145 [2023-11-21 22:16:17,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:16:17,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:16:17,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:16:17,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:16:17,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:16:17,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:17" (1/1) ... [2023-11-21 22:16:17,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff91893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:17, skipping insertion in model container [2023-11-21 22:16:17,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:17" (1/1) ... [2023-11-21 22:16:17,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:16:17,702 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4484,4497] [2023-11-21 22:16:17,712 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4544,4557] [2023-11-21 22:16:18,735 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,737 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,737 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,738 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,742 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,775 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,776 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,779 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,780 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,782 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,783 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,784 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:18,785 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,417 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,418 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,428 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,429 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,436 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,437 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,443 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,444 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,445 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,446 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,446 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,447 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,448 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,752 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 22:16:19,754 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 22:16:19,758 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 22:16:19,760 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 22:16:19,762 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 22:16:19,763 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 22:16:19,763 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 22:16:19,764 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 22:16:19,765 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 22:16:19,765 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 22:16:19,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:16:19,913 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:16:19,937 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4484,4497] [2023-11-21 22:16:19,939 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4544,4557] [2023-11-21 22:16:19,994 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,996 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,996 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,997 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:19,997 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,017 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,021 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,023 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,023 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,025 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,026 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,026 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,026 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,165 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,166 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,173 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,177 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,179 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,182 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,183 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,184 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,185 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,186 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,188 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,189 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 22:16:20,253 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 22:16:20,254 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 22:16:20,255 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 22:16:20,257 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 22:16:20,258 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 22:16:20,258 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 22:16:20,259 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 22:16:20,260 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 22:16:20,260 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 22:16:20,261 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 22:16:20,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:16:20,626 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,627 WARN L675 CHandler]: The function equals_fn is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,627 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,628 WARN L675 CHandler]: The function aws_last_error is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,628 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,628 WARN L675 CHandler]: The function aws_mem_acquire is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,629 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,629 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,629 WARN L675 CHandler]: The function aws_mem_release is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,629 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,629 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,629 WARN L675 CHandler]: The function aws_raise_error is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,630 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,630 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,630 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,630 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,630 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,630 WARN L675 CHandler]: The function aws_add_size_checked is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,631 WARN L675 CHandler]: The function aws_mul_size_checked is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,631 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,631 WARN L675 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,631 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,631 WARN L675 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:16:20,640 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:16:20,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20 WrapperNode [2023-11-21 22:16:20,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:16:20,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:16:20,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:16:20,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:16:20,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,879 INFO L138 Inliner]: procedures = 752, calls = 1437, calls flagged for inlining = 43, calls inlined = 4, statements flattened = 22 [2023-11-21 22:16:20,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:16:20,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:16:20,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:16:20,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:16:20,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,902 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,919 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:16:20,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,976 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:16:20,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:16:20,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:16:20,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:16:20,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (1/1) ... [2023-11-21 22:16:20,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:16:21,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:16:21,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:16:21,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:16:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:16:21,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:16:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:16:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:16:21,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:16:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:16:21,390 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:16:21,393 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:16:21,470 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:16:21,503 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:16:21,503 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:16:21,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:21 BoogieIcfgContainer [2023-11-21 22:16:21,505 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:16:21,507 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:16:21,507 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:16:21,530 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:16:21,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:16:17" (1/3) ... [2023-11-21 22:16:21,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b7f2715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:16:21, skipping insertion in model container [2023-11-21 22:16:21,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:20" (2/3) ... [2023-11-21 22:16:21,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b7f2715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:16:21, skipping insertion in model container [2023-11-21 22:16:21,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:21" (3/3) ... [2023-11-21 22:16:21,534 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ptr_eq_harness.i [2023-11-21 22:16:21,555 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:16:21,555 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:16:21,609 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:16:21,617 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cc522c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:16:21,617 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:16:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:16:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 22:16:21,634 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:16:21,635 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-21 22:16:21,636 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:16:21,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:16:21,644 INFO L85 PathProgramCache]: Analyzing trace with hash 51430286, now seen corresponding path program 1 times [2023-11-21 22:16:21,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:16:21,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754394794] [2023-11-21 22:16:21,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:16:21,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:16:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:16:22,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:16:22,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:16:22,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754394794] [2023-11-21 22:16:22,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754394794] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:16:22,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:16:22,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:16:22,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179128452] [2023-11-21 22:16:22,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:16:22,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:16:22,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:16:22,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:16:22,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:16:22,715 INFO L87 Difference]: Start difference. First operand has 10 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:16:22,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:16:22,782 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2023-11-21 22:16:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:16:22,789 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-11-21 22:16:22,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:16:22,795 INFO L225 Difference]: With dead ends: 14 [2023-11-21 22:16:22,796 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:16:22,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:16:22,804 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 5 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:16:22,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 5 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-21 22:16:22,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:16:22,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:16:22,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:16:22,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:16:22,832 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2023-11-21 22:16:22,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:16:22,832 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:16:22,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:16:22,833 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:16:22,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:16:22,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:16:22,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:16:22,837 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:16:22,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:16:22,865 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:16:22,865 INFO L899 garLoopResultBuilder]: For program point L8630-1(lines 8624 8631) no Hoare annotation was computed. [2023-11-21 22:16:22,865 INFO L895 garLoopResultBuilder]: At program point L8630(line 8630) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.offset| |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.offset|)) (.cse1 (= |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.base| |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.base|))) (or (and (= |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| 0) (or (not .cse0) (not .cse1))) (and (= |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| 1) .cse0 .cse1))) [2023-11-21 22:16:22,865 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-21 22:16:22,866 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-21 22:16:22,866 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-21 22:16:22,866 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-21 22:16:22,866 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-21 22:16:22,866 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-21 22:16:22,869 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:16:22,872 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:16:22,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:16:22 BoogieIcfgContainer [2023-11-21 22:16:22,878 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:16:22,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:16:22,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:16:22,879 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:16:22,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:21" (3/4) ... [2023-11-21 22:16:22,882 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:16:22,886 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:16:22,889 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-21 22:16:22,889 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 22:16:22,889 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 22:16:22,890 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:16:22,976 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:16:22,977 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:16:22,977 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:16:22,978 INFO L158 Benchmark]: Toolchain (without parser) took 5800.37ms. Allocated memory was 113.2MB in the beginning and 190.8MB in the end (delta: 77.6MB). Free memory was 60.2MB in the beginning and 113.6MB in the end (delta: -53.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-21 22:16:22,978 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:16:22,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3461.06ms. Allocated memory was 113.2MB in the beginning and 140.5MB in the end (delta: 27.3MB). Free memory was 59.8MB in the beginning and 69.6MB in the end (delta: -9.8MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2023-11-21 22:16:22,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 236.42ms. Allocated memory is still 140.5MB. Free memory was 69.6MB in the beginning and 63.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 22:16:22,980 INFO L158 Benchmark]: Boogie Preprocessor took 96.17ms. Allocated memory is still 140.5MB. Free memory was 63.2MB in the beginning and 60.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:16:22,980 INFO L158 Benchmark]: RCFGBuilder took 528.44ms. Allocated memory is still 140.5MB. Free memory was 60.7MB in the beginning and 44.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:16:22,981 INFO L158 Benchmark]: TraceAbstraction took 1370.69ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 43.9MB in the beginning and 117.8MB in the end (delta: -73.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:16:22,981 INFO L158 Benchmark]: Witness Printer took 98.52ms. Allocated memory is still 190.8MB. Free memory was 117.8MB in the beginning and 113.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:16:22,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3461.06ms. Allocated memory was 113.2MB in the beginning and 140.5MB in the end (delta: 27.3MB). Free memory was 59.8MB in the beginning and 69.6MB in the end (delta: -9.8MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 236.42ms. Allocated memory is still 140.5MB. Free memory was 69.6MB in the beginning and 63.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.17ms. Allocated memory is still 140.5MB. Free memory was 63.2MB in the beginning and 60.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 528.44ms. Allocated memory is still 140.5MB. Free memory was 60.7MB in the beginning and 44.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1370.69ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 43.9MB in the beginning and 117.8MB in the end (delta: -73.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 98.52ms. Allocated memory is still 190.8MB. Free memory was 117.8MB in the beginning and 113.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 2 NumberOfFragments, 25 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-21 22:16:23,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194dd66b-f6e1-4fcf-8095-55a1ac2795bb/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE