/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:17:12,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:17:12,158 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 14:17:12,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:17:12,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:17:12,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:17:12,192 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:17:12,193 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:17:12,194 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:17:12,195 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:17:12,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:17:12,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:17:12,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:17:12,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:17:12,199 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:17:12,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:17:12,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:17:12,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:17:12,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:17:12,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:17:12,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:17:12,202 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:17:12,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:17:12,203 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:17:12,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:17:12,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:17:12,203 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:17:12,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:17:12,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:17:12,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:17:12,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:17:12,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:12,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:17:12,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:17:12,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:17:12,205 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:17:12,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:17:12,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:17:12,207 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:17:12,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:17:12,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:17:12,208 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:17:12,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:17:12,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:17:12,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:17:12,475 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:17:12,476 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:17:12,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness_negated.i [2024-11-06 14:17:13,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:17:14,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:17:14,301 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness_negated.i [2024-11-06 14:17:14,344 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0ca8a777/e2e2d0101bdb48ec9f63e086c41efd8a/FLAG4eb9af674 [2024-11-06 14:17:14,358 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0ca8a777/e2e2d0101bdb48ec9f63e086c41efd8a [2024-11-06 14:17:14,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:17:14,361 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:17:14,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:14,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:17:14,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:17:14,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:14" (1/1) ... [2024-11-06 14:17:14,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1c71bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:14, skipping insertion in model container [2024-11-06 14:17:14,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:14" (1/1) ... [2024-11-06 14:17:14,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:14,835 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_table_clean_up_harness_negated.i[4497,4510] [2024-11-06 14:17:14,844 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_table_clean_up_harness_negated.i[4557,4570] [2024-11-06 14:17:15,499 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,595 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,596 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,600 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,614 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,614 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,616 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,616 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,634 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,638 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,639 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,640 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:15,640 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:15,641 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,016 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,017 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,018 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,018 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,171 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,381 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,405 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,432 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,444 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,462 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,515 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,579 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,602 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,613 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,614 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,614 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,616 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,617 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,654 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:16,748 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:17:16,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:16,808 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_table_clean_up_harness_negated.i[4497,4510] [2024-11-06 14:17:16,810 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_table_clean_up_harness_negated.i[4557,4570] [2024-11-06 14:17:16,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,873 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,874 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,874 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,881 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,889 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,889 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,901 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,901 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,907 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,907 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,907 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,908 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,908 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,909 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,910 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,911 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,975 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,976 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,976 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,021 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,033 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,082 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,091 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,101 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,111 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,116 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,122 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,132 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,136 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,144 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,145 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,153 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,154 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,156 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,156 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,164 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,167 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,168 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,169 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,172 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,174 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,187 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,192 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:17,238 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:17:17,255 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_table_clean_up_harness_negated.i[4497,4510] [2024-11-06 14:17:17,260 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_table_clean_up_harness_negated.i[4557,4570] [2024-11-06 14:17:17,311 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,311 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,312 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,312 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,313 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7553-7564] [2024-11-06 14:17:17,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,558 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,565 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,573 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,576 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,576 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:17,926 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:17:17,936 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:17:17,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17 WrapperNode [2024-11-06 14:17:17,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:17,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:17,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:17:17,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:17:17,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,187 INFO L138 Inliner]: procedures = 785, calls = 2440, calls flagged for inlining = 73, calls inlined = 16, statements flattened = 712 [2024-11-06 14:17:18,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:18,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:17:18,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:17:18,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:17:18,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,229 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,321 INFO L175 MemorySlicer]: Split 304 memory accesses to 8 slices as follows [6, 238, 2, 37, 2, 2, 16, 1]. 78 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [5, 6, 2, 0, 0, 0, 0, 0]. The 243 writes are split as follows [0, 232, 0, 6, 1, 1, 2, 1]. [2024-11-06 14:17:18,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,392 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:17:18,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:17:18,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:17:18,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:17:18,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (1/1) ... [2024-11-06 14:17:18,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:18,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:18,501 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) [2024-11-06 14:17:18,508 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 [2024-11-06 14:17:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-06 14:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:17:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 14:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:17:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:17:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-06 14:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:17:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:17:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:17:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:17:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:17:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:17:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-06 14:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-06 14:17:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:17:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:17:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:17:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:17:18,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 14:17:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 14:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:17:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:17:18,556 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:17:19,007 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:17:19,010 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:17:29,250 INFO L? ?]: Removed 172 outVars from TransFormulas that were not future-live. [2024-11-06 14:17:29,251 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:17:29,276 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:17:29,276 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-06 14:17:29,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:29 BoogieIcfgContainer [2024-11-06 14:17:29,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:17:29,281 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:17:29,281 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:17:29,284 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:17:29,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:17:14" (1/3) ... [2024-11-06 14:17:29,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f2cf97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:29, skipping insertion in model container [2024-11-06 14:17:29,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:17" (2/3) ... [2024-11-06 14:17:29,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f2cf97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:29, skipping insertion in model container [2024-11-06 14:17:29,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:29" (3/3) ... [2024-11-06 14:17:29,289 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clean_up_harness_negated.i [2024-11-06 14:17:29,308 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:17:29,308 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:17:29,475 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:17:29,483 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;@3df22fe3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:17:29,483 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:17:29,491 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-06 14:17:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-06 14:17:29,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:29,510 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 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] [2024-11-06 14:17:29,511 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:29,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:29,519 INFO L85 PathProgramCache]: Analyzing trace with hash 452235427, now seen corresponding path program 1 times [2024-11-06 14:17:29,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:29,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [843743196] [2024-11-06 14:17:29,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:29,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:29,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:29,547 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) [2024-11-06 14:17:29,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:17:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:36,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:17:36,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-06 14:17:36,888 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:36,888 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:36,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843743196] [2024-11-06 14:17:36,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [843743196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:36,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:36,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:17:36,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265652982] [2024-11-06 14:17:36,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:36,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:17:36,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:36,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:17:36,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:17:36,927 INFO L87 Difference]: Start difference. First operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:36,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:36,980 INFO L93 Difference]: Finished difference Result 377 states and 498 transitions. [2024-11-06 14:17:36,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:17:36,983 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-06 14:17:36,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:36,993 INFO L225 Difference]: With dead ends: 377 [2024-11-06 14:17:36,993 INFO L226 Difference]: Without dead ends: 184 [2024-11-06 14:17:37,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:17:37,010 INFO L432 NwaCegarLoop]: 236 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, 236 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 [2024-11-06 14:17:37,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:17:37,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-06 14:17:37,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-11-06 14:17:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 117 states have (on average 1.1538461538461537) internal successors, (135), 118 states have internal predecessors, (135), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-06 14:17:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 228 transitions. [2024-11-06 14:17:37,081 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 228 transitions. Word has length 130 [2024-11-06 14:17:37,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:37,083 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 228 transitions. [2024-11-06 14:17:37,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 228 transitions. [2024-11-06 14:17:37,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-06 14:17:37,086 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:37,087 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 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] [2024-11-06 14:17:37,172 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:17:37,287 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 [2024-11-06 14:17:37,288 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:37,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:37,289 INFO L85 PathProgramCache]: Analyzing trace with hash 567633643, now seen corresponding path program 1 times [2024-11-06 14:17:37,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:37,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1226037767] [2024-11-06 14:17:37,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:37,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:37,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:37,295 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) [2024-11-06 14:17:37,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:17:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:43,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:17:43,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-06 14:17:45,138 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:45,138 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:45,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226037767] [2024-11-06 14:17:45,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226037767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:45,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:45,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:17:45,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436207865] [2024-11-06 14:17:45,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:45,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:17:45,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:45,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:17:45,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:17:45,147 INFO L87 Difference]: Start difference. First operand 184 states and 228 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:45,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:45,729 INFO L93 Difference]: Finished difference Result 332 states and 412 transitions. [2024-11-06 14:17:45,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:17:45,733 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-06 14:17:45,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:45,737 INFO L225 Difference]: With dead ends: 332 [2024-11-06 14:17:45,738 INFO L226 Difference]: Without dead ends: 188 [2024-11-06 14:17:45,739 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:17:45,740 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 0 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 14:17:45,740 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 900 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:17:45,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-06 14:17:45,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2024-11-06 14:17:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 120 states have (on average 1.15) internal successors, (138), 121 states have internal predecessors, (138), 47 states have call successors, (47), 19 states have call predecessors, (47), 20 states have return successors, (47), 47 states have call predecessors, (47), 46 states have call successors, (47) [2024-11-06 14:17:45,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 232 transitions. [2024-11-06 14:17:45,776 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 232 transitions. Word has length 130 [2024-11-06 14:17:45,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:45,777 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 232 transitions. [2024-11-06 14:17:45,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 232 transitions. [2024-11-06 14:17:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-06 14:17:45,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:45,783 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 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] [2024-11-06 14:17:45,853 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 14:17:45,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:45,984 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:45,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:45,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1355921859, now seen corresponding path program 1 times [2024-11-06 14:17:45,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:45,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [604056708] [2024-11-06 14:17:45,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:45,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:45,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:45,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:45,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:17:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:52,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:17:52,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:56,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-06 14:18:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-06 14:18:02,917 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:02,917 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:02,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604056708] [2024-11-06 14:18:02,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604056708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:02,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:02,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:18:02,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970945012] [2024-11-06 14:18:02,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:02,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:18:02,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:02,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:18:02,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:18:02,923 INFO L87 Difference]: Start difference. First operand 188 states and 232 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-06 14:18:35,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:18:35,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:35,465 INFO L93 Difference]: Finished difference Result 352 states and 434 transitions. [2024-11-06 14:18:35,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 14:18:35,466 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 136 [2024-11-06 14:18:35,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:35,470 INFO L225 Difference]: With dead ends: 352 [2024-11-06 14:18:35,470 INFO L226 Difference]: Without dead ends: 221 [2024-11-06 14:18:35,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-06 14:18:35,476 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 195 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 26 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.9s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:35,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 965 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 410 Invalid, 1 Unknown, 0 Unchecked, 29.9s Time] [2024-11-06 14:18:35,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-06 14:18:35,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 216. [2024-11-06 14:18:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 139 states have (on average 1.143884892086331) internal successors, (159), 142 states have internal predecessors, (159), 51 states have call successors, (51), 23 states have call predecessors, (51), 25 states have return successors, (53), 50 states have call predecessors, (53), 49 states have call successors, (53) [2024-11-06 14:18:35,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 263 transitions. [2024-11-06 14:18:35,516 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 263 transitions. Word has length 136 [2024-11-06 14:18:35,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:35,517 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 263 transitions. [2024-11-06 14:18:35,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-06 14:18:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 263 transitions. [2024-11-06 14:18:35,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-06 14:18:35,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:35,520 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 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] [2024-11-06 14:18:35,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 14:18:35,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:35,721 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:35,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:35,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1028002879, now seen corresponding path program 1 times [2024-11-06 14:18:35,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:35,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1780588243] [2024-11-06 14:18:35,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:35,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:35,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:35,729 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:35,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:18:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:42,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:18:42,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-06 14:18:45,020 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:45,020 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:45,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780588243] [2024-11-06 14:18:45,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780588243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:45,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:45,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:18:45,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329253489] [2024-11-06 14:18:45,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:45,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:18:45,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:45,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:18:45,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:45,023 INFO L87 Difference]: Start difference. First operand 216 states and 263 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:18:47,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:47,249 INFO L93 Difference]: Finished difference Result 377 states and 464 transitions. [2024-11-06 14:18:47,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:18:47,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 136 [2024-11-06 14:18:47,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:47,254 INFO L225 Difference]: With dead ends: 377 [2024-11-06 14:18:47,255 INFO L226 Difference]: Without dead ends: 221 [2024-11-06 14:18:47,255 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:47,256 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 52 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:47,257 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 801 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-06 14:18:47,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-06 14:18:47,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 218. [2024-11-06 14:18:47,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 140 states have (on average 1.1428571428571428) internal successors, (160), 143 states have internal predecessors, (160), 52 states have call successors, (52), 23 states have call predecessors, (52), 25 states have return successors, (54), 51 states have call predecessors, (54), 50 states have call successors, (54) [2024-11-06 14:18:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 266 transitions. [2024-11-06 14:18:47,282 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 266 transitions. Word has length 136 [2024-11-06 14:18:47,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:47,283 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 266 transitions. [2024-11-06 14:18:47,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:18:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2024-11-06 14:18:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-06 14:18:47,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:47,285 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 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] [2024-11-06 14:18:47,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-06 14:18:47,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:47,486 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:47,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:47,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1581874848, now seen corresponding path program 1 times [2024-11-06 14:18:47,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:47,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1865347526] [2024-11-06 14:18:47,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:47,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:47,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:47,491 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:47,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process