./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/fibo_2calls_8-2.yml/witness.yml --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 26998269 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/fibo_2calls_8-2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-2699826-m [2024-08-14 14:34:06,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 14:34:06,928 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-14 14:34:06,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 14:34:06,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 14:34:06,954 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 14:34:06,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 14:34:06,955 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 14:34:06,956 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-14 14:34:06,958 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-14 14:34:06,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 14:34:06,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 14:34:06,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 14:34:06,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 14:34:06,960 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 14:34:06,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 14:34:06,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 14:34:06,963 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 14:34:06,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 14:34:06,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 14:34:06,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 14:34:06,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 14:34:06,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 14:34:06,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 14:34:06,964 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 14:34:06,964 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 14:34:06,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 14:34:06,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 14:34:06,965 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 14:34:06,965 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 14:34:06,965 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 14:34:06,965 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 14:34:06,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-14 14:34:06,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 14:34:06,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 14:34:06,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 14:34:06,966 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 14:34:06,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 14:34:06,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 14:34:06,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-14 14:34:06,967 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 14:34:06,968 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-14 14:34:06,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 14:34:06,969 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-14 14:34:07,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 14:34:07,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 14:34:07,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 14:34:07,201 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 14:34:07,202 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 14:34:07,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/fibo_2calls_8-2.yml/witness.yml [2024-08-14 14:34:07,392 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 14:34:07,393 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 14:34:07,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c [2024-08-14 14:34:08,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 14:34:08,826 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 14:34:08,826 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c [2024-08-14 14:34:08,832 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd16862c5/d87e588585f34e0380806d81a9720b85/FLAG1a8efceae [2024-08-14 14:34:09,234 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd16862c5/d87e588585f34e0380806d81a9720b85 [2024-08-14 14:34:09,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 14:34:09,235 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-14 14:34:09,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 14:34:09,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 14:34:09,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 14:34:09,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:34:07" (1/2) ... [2024-08-14 14:34:09,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418a1310 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 14.08 02:34:09, skipping insertion in model container [2024-08-14 14:34:09,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:34:07" (1/2) ... [2024-08-14 14:34:09,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eaaea06 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 14.08 02:34:09, skipping insertion in model container [2024-08-14 14:34:09,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:34:09" (2/2) ... [2024-08-14 14:34:09,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418a1310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09, skipping insertion in model container [2024-08-14 14:34:09,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:34:09" (2/2) ... [2024-08-14 14:34:09,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-14 14:34:09,438 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c[947,960] [2024-08-14 14:34:09,445 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 14:34:09,459 INFO L200 MainTranslator]: Completed pre-run [2024-08-14 14:34:09,475 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_8-2.c[947,960] [2024-08-14 14:34:09,475 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 14:34:09,499 INFO L204 MainTranslator]: Completed translation [2024-08-14 14:34:09,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09 WrapperNode [2024-08-14 14:34:09,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 14:34:09,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 14:34:09,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 14:34:09,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 14:34:09,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,520 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,535 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-14 14:34:09,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,547 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 14:34:09,550 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-14 14:34:09,551 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-14 14:34:09,551 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-14 14:34:09,552 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (1/1) ... [2024-08-14 14:34:09,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-14 14:34:09,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-14 14:34:09,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-08-14 14:34:09,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-08-14 14:34:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-14 14:34:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 14:34:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-14 14:34:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-08-14 14:34:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-08-14 14:34:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-14 14:34:09,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-14 14:34:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-14 14:34:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-14 14:34:09,684 INFO L273 CfgBuilder]: Building ICFG [2024-08-14 14:34:09,685 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 14:34:09,753 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L25: havoc #t~ret6;havoc #t~ret7; [2024-08-14 14:34:09,770 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L15: havoc #t~ret4;havoc #t~ret5; [2024-08-14 14:34:09,816 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-08-14 14:34:09,816 INFO L327 CfgBuilder]: Performing block encoding [2024-08-14 14:34:09,824 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 14:34:09,825 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 14:34:09,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.08 02:34:09 BoogieIcfgContainer [2024-08-14 14:34:09,825 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-14 14:34:09,827 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 14:34:09,827 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 14:34:09,830 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 14:34:09,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:34:07" (1/4) ... [2024-08-14 14:34:09,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25620fde and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 14.08 02:34:09, skipping insertion in model container [2024-08-14 14:34:09,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 02:34:09" (2/4) ... [2024-08-14 14:34:09,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25620fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:34:09, skipping insertion in model container [2024-08-14 14:34:09,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:34:09" (3/4) ... [2024-08-14 14:34:09,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25620fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:34:09, skipping insertion in model container [2024-08-14 14:34:09,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.08 02:34:09" (4/4) ... [2024-08-14 14:34:09,833 INFO L119 eAbstractionObserver]: Analyzing ICFG fibo_2calls_8-2.c [2024-08-14 14:34:09,833 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-14 14:34:09,853 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 14:34:09,853 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-14 14:34:09,878 INFO L92 WitnessUtils]: Constructing product of automaton with 35 states and violation witness of the following lengths: [257] [2024-08-14 14:34:09,881 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 35 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-08-14 14:34:13,120 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 4825 states to 3202 states. [2024-08-14 14:34:13,134 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-14 14:34:13,139 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@2baece62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 14:34:13,139 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-14 14:34:13,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states. [2024-08-14 14:34:14,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2024-08-14 14:34:14,218 INFO L187 NwaCegarLoop]: Found error trace [2024-08-14 14:34:14,219 INFO L195 NwaCegarLoop]: trace histogram [74, 74, 73, 73, 51, 50, 37, 37, 37, 37, 37, 37, 37, 36, 36, 36, 36, 36, 36, 36, 24, 22, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 14:34:14,220 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-14 14:34:14,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 14:34:14,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1523841906, now seen corresponding path program 1 times [2024-08-14 14:34:14,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 14:34:14,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142013510] [2024-08-14 14:34:14,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 14:34:14,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 14:34:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:16,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-08-14 14:34:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:16,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-08-14 14:34:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-08-14 14:34:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-08-14 14:34:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-08-14 14:34:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-08-14 14:34:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-08-14 14:34:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:17,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-08-14 14:34:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:18,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:18,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:18,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:18,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:19,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-08-14 14:34:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-08-14 14:34:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-08-14 14:34:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-08-14 14:34:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-08-14 14:34:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-08-14 14:34:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-08-14 14:34:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-08-14 14:34:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-08-14 14:34:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-08-14 14:34:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-08-14 14:34:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-08-14 14:34:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-08-14 14:34:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-08-14 14:34:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-08-14 14:34:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-08-14 14:34:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-08-14 14:34:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2024-08-14 14:34:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-08-14 14:34:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-08-14 14:34:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-08-14 14:34:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2024-08-14 14:34:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2024-08-14 14:34:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2024-08-14 14:34:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2024-08-14 14:34:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2024-08-14 14:34:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2024-08-14 14:34:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2024-08-14 14:34:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 29000 backedges. 187 proven. 614 refuted. 0 times theorem prover too weak. 28199 trivial. 0 not checked. [2024-08-14 14:34:20,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 14:34:20,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142013510] [2024-08-14 14:34:20,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142013510] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-14 14:34:20,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472026053] [2024-08-14 14:34:20,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 14:34:20,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-14 14:34:20,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-14 14:34:20,356 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) [2024-08-14 14:34:20,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-08-14 14:34:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:20,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 2223 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-14 14:34:20,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-14 14:34:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 29000 backedges. 184 proven. 846 refuted. 0 times theorem prover too weak. 27970 trivial. 0 not checked. [2024-08-14 14:34:20,907 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-14 14:34:25,508 INFO L134 CoverageAnalysis]: Checked inductivity of 29000 backedges. 184 proven. 847 refuted. 0 times theorem prover too weak. 27969 trivial. 0 not checked. [2024-08-14 14:34:25,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472026053] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-14 14:34:25,510 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-14 14:34:25,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 15 [2024-08-14 14:34:25,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222311653] [2024-08-14 14:34:25,513 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-14 14:34:25,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-08-14 14:34:25,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 14:34:25,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-08-14 14:34:25,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2024-08-14 14:34:25,548 INFO L87 Difference]: Start difference. First operand 3202 states. Second operand has 15 states, 12 states have (on average 4.666666666666667) internal successors, (56), 15 states have internal predecessors, (56), 11 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 4 states have call predecessors, (18), 11 states have call successors, (18) [2024-08-14 14:34:26,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-08-14 14:34:26,567 INFO L93 Difference]: Finished difference Result 5665 states and 112340 transitions. [2024-08-14 14:34:26,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-14 14:34:26,570 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 12 states have (on average 4.666666666666667) internal successors, (56), 15 states have internal predecessors, (56), 11 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 4 states have call predecessors, (18), 11 states have call successors, (18) Word has length 991 [2024-08-14 14:34:26,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-08-14 14:34:28,117 INFO L225 Difference]: With dead ends: 5665 [2024-08-14 14:34:28,118 INFO L226 Difference]: Without dead ends: 5564 [2024-08-14 14:34:28,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2291 GetRequests, 2269 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2024-08-14 14:34:28,122 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 21 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-08-14 14:34:28,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 258 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-08-14 14:34:28,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5564 states. [2024-08-14 14:34:36,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5564 to 4611. [2024-08-14 14:34:36,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4611 states, 2952 states have (on average 1.2506775067750677) internal successors, (3692), 3263 states have internal predecessors, (3692), 832 states have call successors, (832), 415 states have call predecessors, (832), 826 states have return successors, (64035), 932 states have call predecessors, (64035), 831 states have call successors, (64035) [2024-08-14 14:34:37,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4611 states and 68559 transitions. [2024-08-14 14:34:37,018 INFO L78 Accepts]: Start accepts. Automaton has 4611 states and 68559 transitions. Word has length 991 [2024-08-14 14:34:37,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-08-14 14:34:37,020 INFO L495 AbstractCegarLoop]: Abstraction has 4611 states and 68559 transitions. [2024-08-14 14:34:37,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 12 states have (on average 4.666666666666667) internal successors, (56), 15 states have internal predecessors, (56), 11 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 4 states have call predecessors, (18), 11 states have call successors, (18) [2024-08-14 14:34:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 4611 states and 68559 transitions. [2024-08-14 14:34:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2024-08-14 14:34:37,609 INFO L187 NwaCegarLoop]: Found error trace [2024-08-14 14:34:37,609 INFO L195 NwaCegarLoop]: trace histogram [70, 70, 63, 63, 52, 42, 35, 35, 35, 35, 35, 35, 35, 31, 31, 31, 31, 31, 31, 31, 28, 17, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 14:34:37,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-08-14 14:34:37,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-08-14 14:34:37,814 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-14 14:34:37,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 14:34:37,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1926751374, now seen corresponding path program 2 times [2024-08-14 14:34:37,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 14:34:37,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104993893] [2024-08-14 14:34:37,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 14:34:37,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 14:34:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:38,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-08-14 14:34:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:38,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-08-14 14:34:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:38,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-08-14 14:34:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-08-14 14:34:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-08-14 14:34:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-08-14 14:34:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-08-14 14:34:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-08-14 14:34:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-08-14 14:34:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-08-14 14:34:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-08-14 14:34:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-08-14 14:34:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-08-14 14:34:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-08-14 14:34:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-08-14 14:34:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-08-14 14:34:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2024-08-14 14:34:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-08-14 14:34:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-08-14 14:34:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-08-14 14:34:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2024-08-14 14:34:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-08-14 14:34:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-08-14 14:34:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-08-14 14:34:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-08-14 14:34:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-08-14 14:34:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-08-14 14:34:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-08-14 14:34:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-08-14 14:34:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-08-14 14:34:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-08-14 14:34:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-08-14 14:34:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-08-14 14:34:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 14:34:40,462 INFO L134 CoverageAnalysis]: Checked inductivity of 23899 backedges. 616 proven. 766 refuted. 0 times theorem prover too weak. 22517 trivial. 0 not checked. [2024-08-14 14:34:40,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 14:34:40,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104993893] [2024-08-14 14:34:40,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104993893] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-14 14:34:40,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125739001] [2024-08-14 14:34:40,463 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-14 14:34:40,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-14 14:34:40,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-14 14:34:40,467 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) [2024-08-14 14:34:40,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-14 14:34:40,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-14 14:34:40,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-14 14:34:40,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 14 conjunts are in the unsatisfiable core [2024-08-14 14:34:40,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-14 14:34:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 23899 backedges. 606 proven. 1404 refuted. 0 times theorem prover too weak. 21889 trivial. 0 not checked. [2024-08-14 14:34:40,896 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-14 14:34:44,034 INFO L134 CoverageAnalysis]: Checked inductivity of 23899 backedges. 606 proven. 1418 refuted. 0 times theorem prover too weak. 21875 trivial. 0 not checked. [2024-08-14 14:34:44,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125739001] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-14 14:34:44,034 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-14 14:34:44,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 15] total 21 [2024-08-14 14:34:44,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524270777] [2024-08-14 14:34:44,036 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-14 14:34:44,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-08-14 14:34:44,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 14:34:44,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-08-14 14:34:44,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2024-08-14 14:34:44,040 INFO L87 Difference]: Start difference. First operand 4611 states and 68559 transitions. Second operand has 21 states, 18 states have (on average 4.111111111111111) internal successors, (74), 21 states have internal predecessors, (74), 17 states have call successors, (24), 1 states have call predecessors, (24), 8 states have return successors, (28), 7 states have call predecessors, (28), 17 states have call successors, (28) [2024-08-14 14:34:46,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-08-14 14:34:46,447 INFO L93 Difference]: Finished difference Result 8960 states and 250795 transitions. [2024-08-14 14:34:46,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-14 14:34:46,450 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 18 states have (on average 4.111111111111111) internal successors, (74), 21 states have internal predecessors, (74), 17 states have call successors, (24), 1 states have call predecessors, (24), 8 states have return successors, (28), 7 states have call predecessors, (28), 17 states have call successors, (28) Word has length 900 [2024-08-14 14:34:46,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-08-14 14:34:50,952 INFO L225 Difference]: With dead ends: 8960 [2024-08-14 14:34:50,952 INFO L226 Difference]: Without dead ends: 8768 [2024-08-14 14:34:50,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2089 GetRequests, 2053 SyntacticMatches, 6 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=800, Unknown=0, NotChecked=0, Total=992 [2024-08-14 14:34:50,953 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 68 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-08-14 14:34:50,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 319 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-08-14 14:34:50,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2024-08-14 14:35:02,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 7976. [2024-08-14 14:35:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7976 states, 5029 states have (on average 1.1958639888645854) internal successors, (6014), 5393 states have internal predecessors, (6014), 1549 states have call successors, (1549), 552 states have call predecessors, (1549), 1397 states have return successors, (207895), 2030 states have call predecessors, (207895), 1548 states have call successors, (207895)