/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 16:57:45,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 16:57:45,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 16:57:45,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-03 16:57:45,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-03 16:57:45,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-03 16:57:45,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-03 16:57:45,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-03 16:57:45,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-03 16:57:45,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-03 16:57:45,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-03 16:57:45,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-03 16:57:45,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-03 16:57:45,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-03 16:57:45,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-03 16:57:45,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-03 16:57:45,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-03 16:57:45,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 16:57:45,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 16:57:45,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 16:57:45,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-03 16:57:45,584 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 16:57:45,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 16:57:45,584 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 16:57:45,585 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 16:57:45,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 16:57:45,585 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 16:57:45,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 16:57:45,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 16:57:45,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 16:57:45,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 16:57:45,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 16:57:45,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 16:57:45,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-03 16:57:45,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 16:57:45,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 16:57:45,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 16:57:45,773 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 16:57:45,777 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 16:57:45,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2022-03-03 16:57:45,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7178d072/a5dace0f5a2243179b6a980994eae740/FLAG0ab67a4fb [2022-03-03 16:57:46,191 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 16:57:46,191 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2022-03-03 16:57:46,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7178d072/a5dace0f5a2243179b6a980994eae740/FLAG0ab67a4fb [2022-03-03 16:57:46,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7178d072/a5dace0f5a2243179b6a980994eae740 [2022-03-03 16:57:46,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 16:57:46,209 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 16:57:46,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 16:57:46,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 16:57:46,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 16:57:46,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d823b30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46, skipping insertion in model container [2022-03-03 16:57:46,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 16:57:46,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 16:57:46,381 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c[3544,3557] [2022-03-03 16:57:46,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 16:57:46,390 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 16:57:46,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c[3544,3557] [2022-03-03 16:57:46,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 16:57:46,415 INFO L208 MainTranslator]: Completed translation [2022-03-03 16:57:46,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46 WrapperNode [2022-03-03 16:57:46,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 16:57:46,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 16:57:46,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 16:57:46,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 16:57:46,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,471 INFO L137 Inliner]: procedures = 23, calls = 46, calls flagged for inlining = 18, calls inlined = 40, statements flattened = 353 [2022-03-03 16:57:46,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 16:57:46,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 16:57:46,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 16:57:46,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 16:57:46,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 16:57:46,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 16:57:46,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 16:57:46,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 16:57:46,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (1/1) ... [2022-03-03 16:57:46,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 16:57:46,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 16:57:46,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-03 16:57:46,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-03 16:57:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-03 16:57:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-03 16:57:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-03 16:57:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-03 16:57:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 16:57:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 16:57:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 16:57:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 16:57:46,592 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 16:57:46,678 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 16:57:46,679 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 16:57:47,072 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 16:57:47,430 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 16:57:47,431 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 16:57:47,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 04:57:47 BoogieIcfgContainer [2022-03-03 16:57:47,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 16:57:47,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 16:57:47,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 16:57:47,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 16:57:47,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 04:57:46" (1/3) ... [2022-03-03 16:57:47,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7191031f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 04:57:47, skipping insertion in model container [2022-03-03 16:57:47,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 04:57:46" (2/3) ... [2022-03-03 16:57:47,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7191031f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 04:57:47, skipping insertion in model container [2022-03-03 16:57:47,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 04:57:47" (3/3) ... [2022-03-03 16:57:47,438 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2022-03-03 16:57:47,442 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 16:57:47,442 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 16:57:47,442 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-03 16:57:47,442 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,479 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,484 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,485 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,485 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,485 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,485 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,485 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,487 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,488 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,490 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,490 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,490 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,491 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,492 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,494 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,494 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,494 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,494 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,495 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,496 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,496 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,498 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,498 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,498 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,498 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,501 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,503 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,504 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 16:57:47,508 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-03 16:57:47,535 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 16:57:47,540 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 16:57:47,540 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-03 16:57:47,547 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 141 places, 133 transitions, 290 flow [2022-03-03 16:57:47,595 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 523 states, 522 states have (on average 2.4521072796934864) internal successors, (1280), 522 states have internal predecessors, (1280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand has 523 states, 522 states have (on average 2.4521072796934864) internal successors, (1280), 522 states have internal predecessors, (1280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:47,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-03 16:57:47,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 16:57:47,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 16:57:47,620 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-03 16:57:47,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 16:57:47,624 INFO L85 PathProgramCache]: Analyzing trace with hash -39869641, now seen corresponding path program 1 times [2022-03-03 16:57:47,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 16:57:47,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874270196] [2022-03-03 16:57:47,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 16:57:47,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 16:57:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 16:57:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 16:57:49,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 16:57:49,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874270196] [2022-03-03 16:57:49,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874270196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 16:57:49,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 16:57:49,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-03 16:57:49,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614437866] [2022-03-03 16:57:49,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 16:57:49,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 16:57:49,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 16:57:49,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 16:57:49,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-03-03 16:57:49,776 INFO L87 Difference]: Start difference. First operand has 523 states, 522 states have (on average 2.4521072796934864) internal successors, (1280), 522 states have internal predecessors, (1280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:50,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 16:57:50,967 INFO L93 Difference]: Finished difference Result 944 states and 2326 transitions. [2022-03-03 16:57:50,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-03 16:57:50,968 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-03-03 16:57:50,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 16:57:50,979 INFO L225 Difference]: With dead ends: 944 [2022-03-03 16:57:50,980 INFO L226 Difference]: Without dead ends: 680 [2022-03-03 16:57:50,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2022-03-03 16:57:50,983 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 147 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 1161 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 16:57:50,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 1161 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 16:57:50,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2022-03-03 16:57:51,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 521. [2022-03-03 16:57:51,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 520 states have (on average 2.3903846153846153) internal successors, (1243), 520 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 1243 transitions. [2022-03-03 16:57:51,034 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 1243 transitions. Word has length 115 [2022-03-03 16:57:51,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 16:57:51,034 INFO L470 AbstractCegarLoop]: Abstraction has 521 states and 1243 transitions. [2022-03-03 16:57:51,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1243 transitions. [2022-03-03 16:57:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-03 16:57:51,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 16:57:51,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 16:57:51,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 16:57:51,038 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-03 16:57:51,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 16:57:51,038 INFO L85 PathProgramCache]: Analyzing trace with hash 2127422211, now seen corresponding path program 2 times [2022-03-03 16:57:51,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 16:57:51,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882472785] [2022-03-03 16:57:51,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 16:57:51,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 16:57:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 16:57:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 16:57:52,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 16:57:52,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882472785] [2022-03-03 16:57:52,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882472785] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 16:57:52,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 16:57:52,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-03 16:57:52,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435291739] [2022-03-03 16:57:52,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 16:57:52,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 16:57:52,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 16:57:52,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 16:57:52,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-03-03 16:57:52,523 INFO L87 Difference]: Start difference. First operand 521 states and 1243 transitions. Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:53,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 16:57:53,278 INFO L93 Difference]: Finished difference Result 881 states and 2155 transitions. [2022-03-03 16:57:53,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-03 16:57:53,279 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-03-03 16:57:53,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 16:57:53,283 INFO L225 Difference]: With dead ends: 881 [2022-03-03 16:57:53,283 INFO L226 Difference]: Without dead ends: 629 [2022-03-03 16:57:53,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2022-03-03 16:57:53,284 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 130 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 16:57:53,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 847 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 16:57:53,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2022-03-03 16:57:53,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 470. [2022-03-03 16:57:53,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 469 states have (on average 2.4136460554371) internal successors, (1132), 469 states have internal predecessors, (1132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:53,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 1132 transitions. [2022-03-03 16:57:53,305 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 1132 transitions. Word has length 115 [2022-03-03 16:57:53,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 16:57:53,305 INFO L470 AbstractCegarLoop]: Abstraction has 470 states and 1132 transitions. [2022-03-03 16:57:53,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1132 transitions. [2022-03-03 16:57:53,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-03 16:57:53,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 16:57:53,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 16:57:53,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-03 16:57:53,307 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-03 16:57:53,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 16:57:53,307 INFO L85 PathProgramCache]: Analyzing trace with hash 545780201, now seen corresponding path program 3 times [2022-03-03 16:57:53,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 16:57:53,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373673325] [2022-03-03 16:57:53,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 16:57:53,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 16:57:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 16:57:55,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 16:57:55,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 16:57:55,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373673325] [2022-03-03 16:57:55,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373673325] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 16:57:55,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 16:57:55,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-03 16:57:55,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342554038] [2022-03-03 16:57:55,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 16:57:55,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 16:57:55,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 16:57:55,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 16:57:55,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-03-03 16:57:55,241 INFO L87 Difference]: Start difference. First operand 470 states and 1132 transitions. Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:56,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 16:57:56,488 INFO L93 Difference]: Finished difference Result 785 states and 1909 transitions. [2022-03-03 16:57:56,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-03 16:57:56,493 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-03-03 16:57:56,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 16:57:56,496 INFO L225 Difference]: With dead ends: 785 [2022-03-03 16:57:56,496 INFO L226 Difference]: Without dead ends: 527 [2022-03-03 16:57:56,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2022-03-03 16:57:56,506 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 142 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 16:57:56,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 824 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 16:57:56,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2022-03-03 16:57:56,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 368. [2022-03-03 16:57:56,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 367 states have (on average 2.2752043596730247) internal successors, (835), 367 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 835 transitions. [2022-03-03 16:57:56,518 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 835 transitions. Word has length 115 [2022-03-03 16:57:56,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 16:57:56,518 INFO L470 AbstractCegarLoop]: Abstraction has 368 states and 835 transitions. [2022-03-03 16:57:56,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:56,518 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 835 transitions. [2022-03-03 16:57:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-03 16:57:56,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 16:57:56,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 16:57:56,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-03 16:57:56,519 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-03 16:57:56,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 16:57:56,520 INFO L85 PathProgramCache]: Analyzing trace with hash -949741031, now seen corresponding path program 4 times [2022-03-03 16:57:56,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 16:57:56,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349388719] [2022-03-03 16:57:56,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 16:57:56,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 16:57:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 16:57:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 16:57:57,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 16:57:57,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349388719] [2022-03-03 16:57:57,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349388719] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 16:57:57,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 16:57:57,379 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-03 16:57:57,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332860626] [2022-03-03 16:57:57,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 16:57:57,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 16:57:57,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 16:57:57,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 16:57:57,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-03 16:57:57,380 INFO L87 Difference]: Start difference. First operand 368 states and 835 transitions. Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:58,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 16:57:58,038 INFO L93 Difference]: Finished difference Result 560 states and 1333 transitions. [2022-03-03 16:57:58,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-03 16:57:58,039 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-03-03 16:57:58,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 16:57:58,041 INFO L225 Difference]: With dead ends: 560 [2022-03-03 16:57:58,041 INFO L226 Difference]: Without dead ends: 338 [2022-03-03 16:57:58,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2022-03-03 16:57:58,042 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 98 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 16:57:58,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 797 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 16:57:58,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-03-03 16:57:58,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2022-03-03 16:57:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 337 states have (on average 2.2729970326409497) internal successors, (766), 337 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:58,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 766 transitions. [2022-03-03 16:57:58,059 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 766 transitions. Word has length 115 [2022-03-03 16:57:58,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 16:57:58,059 INFO L470 AbstractCegarLoop]: Abstraction has 338 states and 766 transitions. [2022-03-03 16:57:58,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 766 transitions. [2022-03-03 16:57:58,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-03 16:57:58,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 16:57:58,068 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 16:57:58,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-03 16:57:58,068 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-03 16:57:58,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 16:57:58,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1941466983, now seen corresponding path program 5 times [2022-03-03 16:57:58,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 16:57:58,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803924239] [2022-03-03 16:57:58,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 16:57:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 16:57:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 16:57:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 16:57:58,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 16:57:58,889 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803924239] [2022-03-03 16:57:58,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803924239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 16:57:58,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 16:57:58,889 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-03 16:57:58,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700608555] [2022-03-03 16:57:58,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 16:57:58,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 16:57:58,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 16:57:58,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 16:57:58,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-03-03 16:57:58,891 INFO L87 Difference]: Start difference. First operand 338 states and 766 transitions. Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:59,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 16:57:59,918 INFO L93 Difference]: Finished difference Result 494 states and 1153 transitions. [2022-03-03 16:57:59,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-03 16:57:59,922 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-03-03 16:57:59,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 16:57:59,923 INFO L225 Difference]: With dead ends: 494 [2022-03-03 16:57:59,923 INFO L226 Difference]: Without dead ends: 293 [2022-03-03 16:57:59,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2022-03-03 16:57:59,924 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 119 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 16:57:59,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 719 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 16:57:59,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2022-03-03 16:57:59,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2022-03-03 16:57:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 2.1198630136986303) internal successors, (619), 292 states have internal predecessors, (619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 619 transitions. [2022-03-03 16:57:59,944 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 619 transitions. Word has length 115 [2022-03-03 16:57:59,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 16:57:59,945 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 619 transitions. [2022-03-03 16:57:59,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:57:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 619 transitions. [2022-03-03 16:57:59,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-03 16:57:59,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 16:57:59,947 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 16:57:59,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-03 16:57:59,947 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-03 16:57:59,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 16:57:59,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1750781781, now seen corresponding path program 6 times [2022-03-03 16:57:59,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 16:57:59,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640565722] [2022-03-03 16:57:59,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 16:57:59,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 16:58:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 16:58:01,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 16:58:01,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 16:58:01,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640565722] [2022-03-03 16:58:01,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640565722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 16:58:01,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 16:58:01,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-03 16:58:01,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63960821] [2022-03-03 16:58:01,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 16:58:01,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-03 16:58:01,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 16:58:01,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-03 16:58:01,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-03 16:58:01,197 INFO L87 Difference]: Start difference. First operand 293 states and 619 transitions. Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:58:01,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 16:58:01,784 INFO L93 Difference]: Finished difference Result 290 states and 616 transitions. [2022-03-03 16:58:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-03 16:58:01,784 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-03-03 16:58:01,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 16:58:01,785 INFO L225 Difference]: With dead ends: 290 [2022-03-03 16:58:01,785 INFO L226 Difference]: Without dead ends: 0 [2022-03-03 16:58:01,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2022-03-03 16:58:01,785 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 75 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 16:58:01,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 666 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 16:58:01,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-03 16:58:01,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-03 16:58:01,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:58:01,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-03 16:58:01,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 115 [2022-03-03 16:58:01,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 16:58:01,786 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-03 16:58:01,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 16:58:01,787 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-03 16:58:01,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-03 16:58:01,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-03-03 16:58:01,791 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-03 16:58:01,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-03 16:58:01,793 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-03 16:58:01,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-03 16:58:01,795 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-03 16:58:01,796 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 16:58:01,796 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 16:58:01,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 04:58:01 BasicIcfg [2022-03-03 16:58:01,798 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 16:58:01,798 INFO L158 Benchmark]: Toolchain (without parser) took 15589.60ms. Allocated memory was 176.2MB in the beginning and 539.0MB in the end (delta: 362.8MB). Free memory was 125.8MB in the beginning and 433.0MB in the end (delta: -307.2MB). Peak memory consumption was 56.0MB. Max. memory is 8.0GB. [2022-03-03 16:58:01,798 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory was 142.0MB in the beginning and 141.9MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 16:58:01,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.12ms. Allocated memory is still 176.2MB. Free memory was 125.5MB in the beginning and 150.9MB in the end (delta: -25.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-03 16:58:01,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.45ms. Allocated memory is still 176.2MB. Free memory was 150.9MB in the beginning and 148.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-03 16:58:01,799 INFO L158 Benchmark]: Boogie Preprocessor took 46.09ms. Allocated memory is still 176.2MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-03 16:58:01,799 INFO L158 Benchmark]: RCFGBuilder took 913.95ms. Allocated memory was 176.2MB in the beginning and 217.1MB in the end (delta: 40.9MB). Free memory was 146.2MB in the beginning and 182.8MB in the end (delta: -36.5MB). Peak memory consumption was 95.6MB. Max. memory is 8.0GB. [2022-03-03 16:58:01,799 INFO L158 Benchmark]: TraceAbstraction took 14364.03ms. Allocated memory was 217.1MB in the beginning and 539.0MB in the end (delta: 321.9MB). Free memory was 182.2MB in the beginning and 433.0MB in the end (delta: -250.8MB). Peak memory consumption was 72.2MB. Max. memory is 8.0GB. [2022-03-03 16:58:01,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory was 142.0MB in the beginning and 141.9MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 206.12ms. Allocated memory is still 176.2MB. Free memory was 125.5MB in the beginning and 150.9MB in the end (delta: -25.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.45ms. Allocated memory is still 176.2MB. Free memory was 150.9MB in the beginning and 148.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.09ms. Allocated memory is still 176.2MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 913.95ms. Allocated memory was 176.2MB in the beginning and 217.1MB in the end (delta: 40.9MB). Free memory was 146.2MB in the beginning and 182.8MB in the end (delta: -36.5MB). Peak memory consumption was 95.6MB. Max. memory is 8.0GB. * TraceAbstraction took 14364.03ms. Allocated memory was 217.1MB in the beginning and 539.0MB in the end (delta: 321.9MB). Free memory was 182.2MB in the beginning and 433.0MB in the end (delta: -250.8MB). Peak memory consumption was 72.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 101]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 147 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 14.3s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 711 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 711 mSDsluCounter, 5014 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4549 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 961 IncrementalHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 775 mSDtfsCounter, 961 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=523occurred in iteration=0, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 477 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 690 NumberOfCodeBlocks, 690 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 684 ConstructedInterpolants, 0 QuantifiedInterpolants, 11189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-03 16:58:01,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...