/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:02:03,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:02:03,795 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 15:02:03,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:02:03,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:02:03,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:02:03,830 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:02:03,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:02:03,831 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:02:03,834 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:02:03,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:02:03,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:02:03,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:02:03,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:02:03,836 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:02:03,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:02:03,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:02:03,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:02:03,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:02:03,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:02:03,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:02:03,840 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:02:03,840 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:02:03,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:02:03,840 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:02:03,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:02:03,841 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:02:03,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:02:03,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:02:03,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:02:03,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:02:03,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:03,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:02:03,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:02:03,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:02:03,843 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:02:03,843 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:02:03,843 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:02:03,844 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:02:03,844 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:02:03,844 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:02:03,845 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:04,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:02:04,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:02:04,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:02:04,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:02:04,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:02:04,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i [2024-11-04 15:02:05,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:02:05,991 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:02:05,992 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i [2024-11-04 15:02:06,038 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22b8103a2/f755eca0be0b442383bc339f9d551193/FLAG9fb93443a [2024-11-04 15:02:06,056 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22b8103a2/f755eca0be0b442383bc339f9d551193 [2024-11-04 15:02:06,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:02:06,059 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:02:06,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:06,061 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:02:06,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:02:06,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:06" (1/1) ... [2024-11-04 15:02:06,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352420bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:06, skipping insertion in model container [2024-11-04 15:02:06,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:06" (1/1) ... [2024-11-04 15:02:06,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:06,597 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i[4501,4514] [2024-11-04 15:02:06,610 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i[4561,4574] [2024-11-04 15:02:07,823 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,931 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,932 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,932 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,945 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,952 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,952 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,954 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,964 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:07,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:07,967 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,291 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,291 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,479 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,503 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,514 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,580 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,692 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,698 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,704 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,716 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,737 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,800 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,801 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,813 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,813 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,818 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,820 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,820 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,820 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,821 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:08,824 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,843 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,845 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,859 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,864 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,865 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:08,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:08,953 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:02:09,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:09,039 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i[4501,4514] [2024-11-04 15:02:09,040 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i[4561,4574] [2024-11-04 15:02:09,065 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,080 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,082 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,086 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,090 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,095 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,095 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,095 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,096 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,098 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,099 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,099 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,141 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,142 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,142 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,142 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,172 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,179 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,217 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,219 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,252 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,271 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,278 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,283 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,296 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,300 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,326 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,327 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,328 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,332 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,334 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,345 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,347 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,357 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,363 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,363 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:09,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:09,398 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:02:09,416 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i[4501,4514] [2024-11-04 15:02:09,417 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness_negated.i[4561,4574] [2024-11-04 15:02:09,456 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,456 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,456 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,560 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8223] [2024-11-04 15:02:09,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,723 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,729 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:09,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:10,037 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:02:10,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10 WrapperNode [2024-11-04 15:02:10,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:10,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:10,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:02:10,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:02:10,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,252 INFO L138 Inliner]: procedures = 778, calls = 3256, calls flagged for inlining = 79, calls inlined = 7, statements flattened = 404 [2024-11-04 15:02:10,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:10,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:02:10,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:02:10,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:02:10,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,276 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,314 INFO L175 MemorySlicer]: Split 277 memory accesses to 4 slices as follows [2, 13, 5, 257]. 93 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 5, 0]. The 260 writes are split as follows [0, 3, 0, 257]. [2024-11-04 15:02:10,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:02:10,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:02:10,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:02:10,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:02:10,395 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (1/1) ... [2024-11-04 15:02:10,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:10,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:10,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 15:02:10,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 15:02:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-04 15:02:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-04 15:02:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-04 15:02:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-04 15:02:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 15:02:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:02:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:02:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:02:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:02:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:02:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:02:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-04 15:02:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-04 15:02:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:02:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:02:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 15:02:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 15:02:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 15:02:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:02:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:02:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:02:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:02:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:02:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:02:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:02:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:02:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 15:02:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:02:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:02:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:02:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:02:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 15:02:10,486 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 15:02:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2024-11-04 15:02:10,486 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2024-11-04 15:02:10,817 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:02:10,820 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:02:19,953 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !true; [2024-11-04 15:02:20,207 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-04 15:02:20,208 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:02:20,227 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:02:20,227 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-04 15:02:20,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:20 BoogieIcfgContainer [2024-11-04 15:02:20,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:02:20,232 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:02:20,232 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:02:20,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:02:20,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:02:06" (1/3) ... [2024-11-04 15:02:20,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85625c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:20, skipping insertion in model container [2024-11-04 15:02:20,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:10" (2/3) ... [2024-11-04 15:02:20,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85625c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:20, skipping insertion in model container [2024-11-04 15:02:20,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:20" (3/3) ... [2024-11-04 15:02:20,239 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_eq_harness_negated.i [2024-11-04 15:02:20,254 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:02:20,254 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:02:20,303 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:02:20,310 INFO L333 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, 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;@18cea483, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:02:20,310 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:02:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-04 15:02:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 15:02:20,329 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:20,330 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:02:20,330 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:20,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:20,335 INFO L85 PathProgramCache]: Analyzing trace with hash 436511225, now seen corresponding path program 1 times [2024-11-04 15:02:20,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:20,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1708882235] [2024-11-04 15:02:20,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:20,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:20,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:20,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:02:20,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 15:03:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:06,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 2060 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:03:06,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:06,609 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-04 15:03:06,609 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:09,966 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-04 15:03:09,967 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:09,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1708882235] [2024-11-04 15:03:09,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1708882235] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:03:09,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:03:09,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:03:09,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627019231] [2024-11-04 15:03:09,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:09,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:03:09,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:09,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:03:09,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:03:09,994 INFO L87 Difference]: Start difference. First operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-04 15:03:10,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:10,028 INFO L93 Difference]: Finished difference Result 217 states and 299 transitions. [2024-11-04 15:03:10,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:03:10,030 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2024-11-04 15:03:10,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:10,037 INFO L225 Difference]: With dead ends: 217 [2024-11-04 15:03:10,037 INFO L226 Difference]: Without dead ends: 104 [2024-11-04 15:03:10,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:03:10,043 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:10,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 15:03:10,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-04 15:03:10,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-04 15:03:10,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-04 15:03:10,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2024-11-04 15:03:10,082 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 93 [2024-11-04 15:03:10,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:10,083 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2024-11-04 15:03:10,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-04 15:03:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2024-11-04 15:03:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-04 15:03:10,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:10,088 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:03:10,127 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 15:03:10,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:10,289 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:10,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:10,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1648273971, now seen corresponding path program 1 times [2024-11-04 15:03:10,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:10,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1374871760] [2024-11-04 15:03:10,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:10,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:10,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:10,292 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:10,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process