/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix047_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-17 23:22:16,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-17 23:22:16,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-17 23:22:16,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-17 23:22:16,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-17 23:22:16,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-17 23:22:16,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-17 23:22:16,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-17 23:22:16,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-17 23:22:16,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-17 23:22:16,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-17 23:22:16,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-17 23:22:16,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-17 23:22:16,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-17 23:22:16,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-17 23:22:16,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-17 23:22:16,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-17 23:22:16,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-17 23:22:16,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-17 23:22:16,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-17 23:22:16,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-17 23:22:16,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-17 23:22:16,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-17 23:22:16,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-17 23:22:16,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-17 23:22:16,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-17 23:22:16,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-17 23:22:16,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-17 23:22:16,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-17 23:22:16,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-17 23:22:16,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-17 23:22:16,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-17 23:22:16,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-17 23:22:16,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-17 23:22:16,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-17 23:22:16,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-17 23:22:16,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-17 23:22:16,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-17 23:22:16,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-17 23:22:16,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-17 23:22:16,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-17 23:22:16,320 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-keepdead.epf [2020-12-17 23:22:16,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-17 23:22:16,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-17 23:22:16,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-17 23:22:16,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-17 23:22:16,384 INFO L138 SettingsManager]: * Use SBE=true [2020-12-17 23:22:16,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-17 23:22:16,385 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-17 23:22:16,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-17 23:22:16,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-17 23:22:16,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-17 23:22:16,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-17 23:22:16,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-17 23:22:16,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-17 23:22:16,386 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-17 23:22:16,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-17 23:22:16,387 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-17 23:22:16,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-17 23:22:16,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-17 23:22:16,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-17 23:22:16,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-17 23:22:16,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-17 23:22:16,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-17 23:22:16,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-17 23:22:16,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-17 23:22:16,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-17 23:22:16,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-17 23:22:16,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-17 23:22:16,390 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-17 23:22:16,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-17 23:22:16,390 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2020-12-17 23:22:16,390 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-17 23:22:16,391 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-17 23:22:16,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-17 23:22:16,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-17 23:22:16,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-17 23:22:16,825 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-17 23:22:16,826 INFO L275 PluginConnector]: CDTParser initialized [2020-12-17 23:22:16,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix047_rmo.opt.i [2020-12-17 23:22:16,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfffacb2/349705e04901403ba3f3d934d023a93d/FLAGeb7fec3f4 [2020-12-17 23:22:17,677 INFO L306 CDTParser]: Found 1 translation units. [2020-12-17 23:22:17,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix047_rmo.opt.i [2020-12-17 23:22:17,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfffacb2/349705e04901403ba3f3d934d023a93d/FLAGeb7fec3f4 [2020-12-17 23:22:17,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfffacb2/349705e04901403ba3f3d934d023a93d [2020-12-17 23:22:17,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-17 23:22:17,936 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-17 23:22:17,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-17 23:22:17,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-17 23:22:17,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-17 23:22:17,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 11:22:17" (1/1) ... [2020-12-17 23:22:17,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2834b8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:17, skipping insertion in model container [2020-12-17 23:22:17,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 11:22:17" (1/1) ... [2020-12-17 23:22:17,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-17 23:22:18,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-17 23:22:18,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-17 23:22:18,591 INFO L203 MainTranslator]: Completed pre-run [2020-12-17 23:22:18,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-17 23:22:18,846 INFO L208 MainTranslator]: Completed translation [2020-12-17 23:22:18,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18 WrapperNode [2020-12-17 23:22:18,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-17 23:22:18,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-17 23:22:18,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-17 23:22:18,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-17 23:22:18,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-17 23:22:18,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-17 23:22:18,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-17 23:22:18,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-17 23:22:18,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... [2020-12-17 23:22:18,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-17 23:22:18,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-17 23:22:18,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-17 23:22:18,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-17 23:22:18,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-17 23:22:19,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-17 23:22:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-17 23:22:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-17 23:22:19,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-17 23:22:19,067 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-17 23:22:19,068 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-17 23:22:19,068 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-17 23:22:19,069 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-17 23:22:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-17 23:22:19,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-17 23:22:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-17 23:22:19,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-17 23:22:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-17 23:22:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-17 23:22:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-17 23:22:19,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-17 23:22:19,073 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-17 23:22:21,485 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-17 23:22:21,485 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-17 23:22:21,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 11:22:21 BoogieIcfgContainer [2020-12-17 23:22:21,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-17 23:22:21,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-17 23:22:21,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-17 23:22:21,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-17 23:22:21,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 11:22:17" (1/3) ... [2020-12-17 23:22:21,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3118ecf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 11:22:21, skipping insertion in model container [2020-12-17 23:22:21,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:22:18" (2/3) ... [2020-12-17 23:22:21,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3118ecf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 11:22:21, skipping insertion in model container [2020-12-17 23:22:21,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 11:22:21" (3/3) ... [2020-12-17 23:22:21,497 INFO L111 eAbstractionObserver]: Analyzing ICFG mix047_rmo.opt.i [2020-12-17 23:22:21,513 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-17 23:22:21,514 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-17 23:22:21,518 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-17 23:22:21,519 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-17 23:22:21,557 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,558 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,558 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,558 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,558 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,559 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,559 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,559 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,559 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,561 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,561 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,561 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,561 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,563 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,563 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,563 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,563 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,564 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,564 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,569 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,570 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,570 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,570 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,570 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,570 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,571 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,572 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,573 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,575 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,575 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,575 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,575 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,576 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,576 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,576 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,576 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,576 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,578 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,581 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,581 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,582 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,582 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,584 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,585 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,587 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,587 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,589 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,589 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,589 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,589 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,591 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,591 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,591 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,592 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 23:22:21,593 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-17 23:22:21,607 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-12-17 23:22:21,630 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-17 23:22:21,631 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-17 23:22:21,631 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-17 23:22:21,631 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-17 23:22:21,631 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-17 23:22:21,631 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-17 23:22:21,631 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-17 23:22:21,631 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-17 23:22:21,645 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 130 places, 120 transitions, 260 flow [2020-12-17 23:23:04,394 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 135506 states, 135502 states have (on average 4.5474236542634054) internal successors, (616185), 135505 states have internal predecessors, (616185), 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) [2020-12-17 23:23:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 135506 states, 135502 states have (on average 4.5474236542634054) internal successors, (616185), 135505 states have internal predecessors, (616185), 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) [2020-12-17 23:23:04,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-17 23:23:04,861 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:04,865 INFO L504 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] [2020-12-17 23:23:04,866 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:04,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:04,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1353144403, now seen corresponding path program 1 times [2020-12-17 23:23:04,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:04,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487218158] [2020-12-17 23:23:04,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:05,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487218158] [2020-12-17 23:23:05,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:05,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-17 23:23:05,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934591228] [2020-12-17 23:23:05,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-17 23:23:05,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:05,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-17 23:23:05,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-17 23:23:05,680 INFO L87 Difference]: Start difference. First operand has 135506 states, 135502 states have (on average 4.5474236542634054) internal successors, (616185), 135505 states have internal predecessors, (616185), 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 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) [2020-12-17 23:23:08,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:23:08,052 INFO L93 Difference]: Finished difference Result 115514 states and 512676 transitions. [2020-12-17 23:23:08,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-17 23:23:08,055 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2020-12-17 23:23:08,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:23:08,057 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-17 23:23:08,058 INFO L78 Accepts]: Start accepts. Automaton has 115514 states and 512676 transitions. Word has length 56 [2020-12-17 23:23:08,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:23:08,060 INFO L481 AbstractCegarLoop]: Abstraction has 115514 states and 512676 transitions. [2020-12-17 23:23:08,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) [2020-12-17 23:23:08,060 INFO L276 IsEmpty]: Start isEmpty. Operand 115514 states and 512676 transitions. [2020-12-17 23:23:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-17 23:23:08,218 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:08,220 INFO L504 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] [2020-12-17 23:23:08,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-17 23:23:08,221 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:08,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:08,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1339002459, now seen corresponding path program 1 times [2020-12-17 23:23:08,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:08,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805107540] [2020-12-17 23:23:08,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:08,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805107540] [2020-12-17 23:23:08,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:08,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-17 23:23:08,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183218260] [2020-12-17 23:23:08,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-17 23:23:08,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:08,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-17 23:23:08,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-17 23:23:08,930 INFO L87 Difference]: Start difference. First operand 115514 states and 512676 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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) [2020-12-17 23:23:10,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:23:10,949 INFO L93 Difference]: Finished difference Result 146874 states and 647972 transitions. [2020-12-17 23:23:10,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-17 23:23:10,950 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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 69 [2020-12-17 23:23:10,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:23:10,951 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:23:10,952 INFO L78 Accepts]: Start accepts. Automaton has 146874 states and 647972 transitions. Word has length 69 [2020-12-17 23:23:10,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:23:10,952 INFO L481 AbstractCegarLoop]: Abstraction has 146874 states and 647972 transitions. [2020-12-17 23:23:10,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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) [2020-12-17 23:23:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 146874 states and 647972 transitions. [2020-12-17 23:23:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-17 23:23:11,118 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:11,118 INFO L504 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] [2020-12-17 23:23:11,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-17 23:23:11,119 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:11,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:11,120 INFO L82 PathProgramCache]: Analyzing trace with hash 355187134, now seen corresponding path program 1 times [2020-12-17 23:23:11,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:11,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748830240] [2020-12-17 23:23:11,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:11,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:11,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748830240] [2020-12-17 23:23:11,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:11,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-17 23:23:11,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518408097] [2020-12-17 23:23:11,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-17 23:23:11,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:11,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-17 23:23:11,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-17 23:23:11,367 INFO L87 Difference]: Start difference. First operand 146874 states and 647972 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2020-12-17 23:23:14,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:23:14,332 INFO L93 Difference]: Finished difference Result 233786 states and 1026676 transitions. [2020-12-17 23:23:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-17 23:23:14,333 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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 73 [2020-12-17 23:23:14,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:23:14,334 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:23:14,334 INFO L78 Accepts]: Start accepts. Automaton has 233786 states and 1026676 transitions. Word has length 73 [2020-12-17 23:23:14,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:23:14,335 INFO L481 AbstractCegarLoop]: Abstraction has 233786 states and 1026676 transitions. [2020-12-17 23:23:14,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2020-12-17 23:23:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 233786 states and 1026676 transitions. [2020-12-17 23:23:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-17 23:23:14,543 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:14,543 INFO L504 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] [2020-12-17 23:23:14,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-17 23:23:14,544 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:14,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:14,544 INFO L82 PathProgramCache]: Analyzing trace with hash -961519523, now seen corresponding path program 1 times [2020-12-17 23:23:14,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:14,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663603583] [2020-12-17 23:23:14,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:14,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663603583] [2020-12-17 23:23:14,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:14,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-17 23:23:14,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253582402] [2020-12-17 23:23:14,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-17 23:23:14,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:14,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-17 23:23:14,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-17 23:23:14,876 INFO L87 Difference]: Start difference. First operand 233786 states and 1026676 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2020-12-17 23:23:20,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:23:20,112 INFO L93 Difference]: Finished difference Result 388714 states and 1700204 transitions. [2020-12-17 23:23:20,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-17 23:23:20,113 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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 75 [2020-12-17 23:23:20,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:23:20,114 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:23:20,114 INFO L78 Accepts]: Start accepts. Automaton has 388714 states and 1700204 transitions. Word has length 75 [2020-12-17 23:23:20,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:23:20,115 INFO L481 AbstractCegarLoop]: Abstraction has 388714 states and 1700204 transitions. [2020-12-17 23:23:20,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2020-12-17 23:23:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 388714 states and 1700204 transitions. [2020-12-17 23:23:20,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-17 23:23:20,337 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:20,337 INFO L504 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] [2020-12-17 23:23:20,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-17 23:23:20,338 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:20,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:20,338 INFO L82 PathProgramCache]: Analyzing trace with hash 896264153, now seen corresponding path program 1 times [2020-12-17 23:23:20,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:20,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540379543] [2020-12-17 23:23:20,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:21,379 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 12 [2020-12-17 23:23:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:21,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540379543] [2020-12-17 23:23:21,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:21,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-17 23:23:21,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166951654] [2020-12-17 23:23:21,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-17 23:23:21,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:21,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-17 23:23:21,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:23:21,467 INFO L87 Difference]: Start difference. First operand 388714 states and 1700204 transitions. Second operand has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 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) [2020-12-17 23:23:28,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:23:28,885 INFO L93 Difference]: Finished difference Result 562258 states and 2445636 transitions. [2020-12-17 23:23:28,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-17 23:23:28,886 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 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 76 [2020-12-17 23:23:28,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:23:28,887 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2020-12-17 23:23:28,887 INFO L78 Accepts]: Start accepts. Automaton has 562258 states and 2445636 transitions. Word has length 76 [2020-12-17 23:23:28,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:23:28,888 INFO L481 AbstractCegarLoop]: Abstraction has 562258 states and 2445636 transitions. [2020-12-17 23:23:28,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 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) [2020-12-17 23:23:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 562258 states and 2445636 transitions. [2020-12-17 23:23:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-17 23:23:29,290 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:29,291 INFO L504 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] [2020-12-17 23:23:29,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-17 23:23:29,291 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:29,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:29,292 INFO L82 PathProgramCache]: Analyzing trace with hash -686287526, now seen corresponding path program 1 times [2020-12-17 23:23:29,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:29,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020533162] [2020-12-17 23:23:29,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:29,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020533162] [2020-12-17 23:23:29,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:29,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-17 23:23:29,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156074223] [2020-12-17 23:23:29,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-17 23:23:29,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:29,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-17 23:23:29,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-17 23:23:29,500 INFO L87 Difference]: Start difference. First operand 562258 states and 2445636 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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) [2020-12-17 23:23:41,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:23:41,577 INFO L93 Difference]: Finished difference Result 903522 states and 3891440 transitions. [2020-12-17 23:23:41,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-17 23:23:41,578 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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 78 [2020-12-17 23:23:41,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:23:41,579 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:23:41,579 INFO L78 Accepts]: Start accepts. Automaton has 903522 states and 3891440 transitions. Word has length 78 [2020-12-17 23:23:41,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:23:41,579 INFO L481 AbstractCegarLoop]: Abstraction has 903522 states and 3891440 transitions. [2020-12-17 23:23:41,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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) [2020-12-17 23:23:41,579 INFO L276 IsEmpty]: Start isEmpty. Operand 903522 states and 3891440 transitions. [2020-12-17 23:23:42,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-17 23:23:42,128 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:23:42,129 INFO L504 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] [2020-12-17 23:23:42,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-17 23:23:42,129 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:23:42,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:23:42,129 INFO L82 PathProgramCache]: Analyzing trace with hash 600572222, now seen corresponding path program 1 times [2020-12-17 23:23:42,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:23:42,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321428444] [2020-12-17 23:23:42,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:23:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:23:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:23:42,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321428444] [2020-12-17 23:23:42,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:23:42,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-17 23:23:42,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340292733] [2020-12-17 23:23:42,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-17 23:23:42,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:23:42,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-17 23:23:42,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:23:42,500 INFO L87 Difference]: Start difference. First operand 903522 states and 3891440 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2020-12-17 23:24:01,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:24:01,484 INFO L93 Difference]: Finished difference Result 1116624 states and 4810192 transitions. [2020-12-17 23:24:01,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-17 23:24:01,489 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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 78 [2020-12-17 23:24:01,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:24:01,491 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=144, Invalid=362, Unknown=0, NotChecked=0, Total=506 [2020-12-17 23:24:01,491 INFO L78 Accepts]: Start accepts. Automaton has 1116624 states and 4810192 transitions. Word has length 78 [2020-12-17 23:24:01,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:24:01,492 INFO L481 AbstractCegarLoop]: Abstraction has 1116624 states and 4810192 transitions. [2020-12-17 23:24:01,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2020-12-17 23:24:01,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1116624 states and 4810192 transitions. [2020-12-17 23:24:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-17 23:24:02,470 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:24:02,470 INFO L504 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] [2020-12-17 23:24:02,471 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-17 23:24:02,471 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:24:02,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:24:02,472 INFO L82 PathProgramCache]: Analyzing trace with hash 995309974, now seen corresponding path program 2 times [2020-12-17 23:24:02,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:24:02,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657173204] [2020-12-17 23:24:02,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:24:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:24:03,036 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-17 23:24:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:24:03,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657173204] [2020-12-17 23:24:03,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:24:03,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-17 23:24:03,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870841673] [2020-12-17 23:24:03,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-17 23:24:03,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:24:03,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-17 23:24:03,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:24:03,254 INFO L87 Difference]: Start difference. First operand 1116624 states and 4810192 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2020-12-17 23:24:27,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 23:24:27,751 INFO L93 Difference]: Finished difference Result 1471444 states and 6338692 transitions. [2020-12-17 23:24:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-17 23:24:27,752 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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 78 [2020-12-17 23:24:27,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 23:24:27,753 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=120, Invalid=260, Unknown=0, NotChecked=0, Total=380 [2020-12-17 23:24:27,753 INFO L78 Accepts]: Start accepts. Automaton has 1471444 states and 6338692 transitions. Word has length 78 [2020-12-17 23:24:27,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 23:24:27,754 INFO L481 AbstractCegarLoop]: Abstraction has 1471444 states and 6338692 transitions. [2020-12-17 23:24:27,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2020-12-17 23:24:27,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1471444 states and 6338692 transitions. [2020-12-17 23:24:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-17 23:24:30,030 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 23:24:30,031 INFO L504 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] [2020-12-17 23:24:30,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-17 23:24:30,031 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 23:24:30,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 23:24:30,037 INFO L82 PathProgramCache]: Analyzing trace with hash 824177034, now seen corresponding path program 3 times [2020-12-17 23:24:30,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 23:24:30,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385449283] [2020-12-17 23:24:30,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 23:24:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 23:24:30,639 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-12-17 23:24:30,993 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-17 23:24:31,588 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 11 [2020-12-17 23:24:32,341 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2020-12-17 23:24:32,706 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-17 23:24:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 23:24:32,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385449283] [2020-12-17 23:24:32,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 23:24:32,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-17 23:24:32,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108964613] [2020-12-17 23:24:32,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-17 23:24:32,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 23:24:32,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-17 23:24:32,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-12-17 23:24:32,827 INFO L87 Difference]: Start difference. First operand 1471444 states and 6338692 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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)