/usr/bin/java -Xmx16000000000 -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-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 19:59:19,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 19:59:19,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 19:59:19,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 19:59:19,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 19:59:19,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 19:59:19,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 19:59:19,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 19:59:19,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 19:59:19,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 19:59:19,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 19:59:19,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 19:59:19,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 19:59:19,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 19:59:19,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 19:59:19,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 19:59:19,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 19:59:19,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 19:59:19,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 19:59:19,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 19:59:19,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 19:59:19,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 19:59:19,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 19:59:19,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 19:59:19,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 19:59:19,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 19:59:19,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 19:59:19,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 19:59:19,232 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-PN-SemanticLbe.epf [2021-03-24 19:59:19,256 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 19:59:19,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 19:59:19,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 19:59:19,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 19:59:19,258 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 19:59:19,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 19:59:19,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 19:59:19,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 19:59:19,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 19:59:19,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 19:59:19,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 19:59:19,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 19:59:19,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 19:59:19,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 19:59:19,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 19:59:19,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 19:59:19,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 19:59:19,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 19:59:19,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 19:59:19,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 19:59:19,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 19:59:19,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 19:59:19,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 19:59:19,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 19:59:19,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 19:59:19,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 19:59:19,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 19:59:19,264 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 19:59:19,264 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 19:59:19,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 19:59:19,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 19:59:19,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 19:59:19,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 19:59:19,591 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 19:59:19,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i [2021-03-24 19:59:19,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5875e68/ed456a4b5cb7409999d524982065d4f4/FLAGb3a6db780 [2021-03-24 19:59:20,222 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 19:59:20,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i [2021-03-24 19:59:20,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5875e68/ed456a4b5cb7409999d524982065d4f4/FLAGb3a6db780 [2021-03-24 19:59:20,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5875e68/ed456a4b5cb7409999d524982065d4f4 [2021-03-24 19:59:20,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 19:59:20,505 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 19:59:20,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 19:59:20,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 19:59:20,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 19:59:20,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 07:59:20" (1/1) ... [2021-03-24 19:59:20,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d0c838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:20, skipping insertion in model container [2021-03-24 19:59:20,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 07:59:20" (1/1) ... [2021-03-24 19:59:20,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 19:59:20,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 19:59:20,677 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i[951,964] [2021-03-24 19:59:20,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 19:59:20,933 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 19:59:20,944 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i[951,964] [2021-03-24 19:59:20,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 19:59:21,050 INFO L208 MainTranslator]: Completed translation [2021-03-24 19:59:21,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21 WrapperNode [2021-03-24 19:59:21,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 19:59:21,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 19:59:21,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 19:59:21,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 19:59:21,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 19:59:21,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 19:59:21,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 19:59:21,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 19:59:21,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (1/1) ... [2021-03-24 19:59:21,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 19:59:21,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 19:59:21,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 19:59:21,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 19:59:21,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (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 [2021-03-24 19:59:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 19:59:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 19:59:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 19:59:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 19:59:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 19:59:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 19:59:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 19:59:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 19:59:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 19:59:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-24 19:59:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-24 19:59:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 19:59:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 19:59:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 19:59:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 19:59:21,217 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 19:59:23,541 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 19:59:23,541 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-24 19:59:23,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 07:59:23 BoogieIcfgContainer [2021-03-24 19:59:23,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 19:59:23,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 19:59:23,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 19:59:23,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 19:59:23,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 07:59:20" (1/3) ... [2021-03-24 19:59:23,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2894e539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 07:59:23, skipping insertion in model container [2021-03-24 19:59:23,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:59:21" (2/3) ... [2021-03-24 19:59:23,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2894e539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 07:59:23, skipping insertion in model container [2021-03-24 19:59:23,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 07:59:23" (3/3) ... [2021-03-24 19:59:23,549 INFO L111 eAbstractionObserver]: Analyzing ICFG thin001_power.opt.i [2021-03-24 19:59:23,555 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 19:59:23,560 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 19:59:23,561 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 19:59:23,599 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,599 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,599 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,599 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,599 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,599 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,600 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,600 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,601 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,601 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,601 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,602 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,603 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,603 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,604 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,605 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,606 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,607 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,607 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,607 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,607 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,607 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,607 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,608 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,609 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,610 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,614 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,615 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,616 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,617 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,618 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,623 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,641 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,641 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,642 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,642 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,644 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,644 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,644 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,644 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,644 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,645 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,652 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,653 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:59:23,655 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 19:59:23,672 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-24 19:59:23,691 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 19:59:23,691 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 19:59:23,691 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 19:59:23,691 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 19:59:23,691 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 19:59:23,691 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 19:59:23,692 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 19:59:23,692 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 19:59:23,703 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 116 transitions, 247 flow [2021-03-24 19:59:23,741 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-24 19:59:23,741 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:59:23,744 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. [2021-03-24 19:59:23,745 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 116 transitions, 247 flow [2021-03-24 19:59:23,749 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 113 transitions, 235 flow [2021-03-24 19:59:23,751 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 19:59:23,761 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 121 places, 113 transitions, 235 flow [2021-03-24 19:59:23,764 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 121 places, 113 transitions, 235 flow [2021-03-24 19:59:23,766 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 113 transitions, 235 flow [2021-03-24 19:59:23,787 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-24 19:59:23,787 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:59:23,788 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 69 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. [2021-03-24 19:59:23,790 INFO L142 LiptonReduction]: Number of co-enabled transitions 1586 [2021-03-24 19:59:27,536 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 406 DAG size of output: 364 [2021-03-24 19:59:29,127 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 361 DAG size of output: 359 [2021-03-24 19:59:33,019 WARN L205 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 566 DAG size of output: 532 [2021-03-24 19:59:34,730 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 528 [2021-03-24 19:59:35,042 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-03-24 19:59:35,431 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 93 [2021-03-24 19:59:35,546 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-24 19:59:37,005 INFO L154 LiptonReduction]: Checked pairs total: 2738 [2021-03-24 19:59:37,005 INFO L156 LiptonReduction]: Total number of compositions: 76 [2021-03-24 19:59:37,008 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13258 [2021-03-24 19:59:37,017 INFO L129 PetriNetUnfolder]: 0/25 cut-off events. [2021-03-24 19:59:37,017 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:59:37,017 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:37,018 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:59:37,018 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:37,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:37,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1771816674, now seen corresponding path program 1 times [2021-03-24 19:59:37,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:37,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833814567] [2021-03-24 19:59:37,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:37,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:37,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:37,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:37,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833814567] [2021-03-24 19:59:37,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:37,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 19:59:37,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450770675] [2021-03-24 19:59:37,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 19:59:37,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:37,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 19:59:37,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 19:59:37,300 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 192 [2021-03-24 19:59:37,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 45 transitions, 99 flow. Second operand has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 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) [2021-03-24 19:59:37,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:37,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 192 [2021-03-24 19:59:37,304 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:37,356 INFO L129 PetriNetUnfolder]: 16/87 cut-off events. [2021-03-24 19:59:37,356 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:59:37,357 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 87 events. 16/87 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 259 event pairs, 11 based on Foata normal form. 7/89 useless extension candidates. Maximal degree in co-relation 106. Up to 27 conditions per place. [2021-03-24 19:59:37,358 INFO L132 encePairwiseOnDemand]: 188/192 looper letters, 7 selfloop transitions, 2 changer transitions 0/45 dead transitions. [2021-03-24 19:59:37,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 45 transitions, 117 flow [2021-03-24 19:59:37,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 19:59:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 19:59:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2021-03-24 19:59:37,371 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9270833333333334 [2021-03-24 19:59:37,371 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 534 transitions. [2021-03-24 19:59:37,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 534 transitions. [2021-03-24 19:59:37,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:37,376 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 534 transitions. [2021-03-24 19:59:37,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2021-03-24 19:59:37,386 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 192.0) internal successors, (768), 4 states have internal predecessors, (768), 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) [2021-03-24 19:59:37,386 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 192.0) internal successors, (768), 4 states have internal predecessors, (768), 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) [2021-03-24 19:59:37,388 INFO L185 Difference]: Start difference. First operand has 54 places, 45 transitions, 99 flow. Second operand 3 states and 534 transitions. [2021-03-24 19:59:37,389 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 45 transitions, 117 flow [2021-03-24 19:59:37,391 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 45 transitions, 114 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 19:59:37,392 INFO L241 Difference]: Finished difference. Result has 51 places, 42 transitions, 94 flow [2021-03-24 19:59:37,394 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=94, PETRI_PLACES=51, PETRI_TRANSITIONS=42} [2021-03-24 19:59:37,394 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, -3 predicate places. [2021-03-24 19:59:37,394 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 42 transitions, 94 flow [2021-03-24 19:59:37,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 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) [2021-03-24 19:59:37,395 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:37,395 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:37,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 19:59:37,395 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:37,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:37,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1068477175, now seen corresponding path program 1 times [2021-03-24 19:59:37,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:37,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665095253] [2021-03-24 19:59:37,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:37,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:37,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:37,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 19:59:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:37,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665095253] [2021-03-24 19:59:37,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:37,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:59:37,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265367384] [2021-03-24 19:59:37,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:59:37,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:37,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:59:37,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:59:37,571 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 192 [2021-03-24 19:59:37,572 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 42 transitions, 94 flow. Second operand has 5 states, 5 states have (on average 170.8) internal successors, (854), 5 states have internal predecessors, (854), 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) [2021-03-24 19:59:37,572 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:37,572 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 192 [2021-03-24 19:59:37,572 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:37,639 INFO L129 PetriNetUnfolder]: 0/55 cut-off events. [2021-03-24 19:59:37,639 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:59:37,639 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 55 events. 0/55 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 95 event pairs, 0 based on Foata normal form. 2/54 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-24 19:59:37,639 INFO L132 encePairwiseOnDemand]: 186/192 looper letters, 2 selfloop transitions, 3 changer transitions 8/45 dead transitions. [2021-03-24 19:59:37,639 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 45 transitions, 118 flow [2021-03-24 19:59:37,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 19:59:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 19:59:37,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1031 transitions. [2021-03-24 19:59:37,646 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8949652777777778 [2021-03-24 19:59:37,646 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1031 transitions. [2021-03-24 19:59:37,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1031 transitions. [2021-03-24 19:59:37,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:37,646 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1031 transitions. [2021-03-24 19:59:37,648 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 171.83333333333334) internal successors, (1031), 6 states have internal predecessors, (1031), 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) [2021-03-24 19:59:37,652 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2021-03-24 19:59:37,653 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2021-03-24 19:59:37,653 INFO L185 Difference]: Start difference. First operand has 51 places, 42 transitions, 94 flow. Second operand 6 states and 1031 transitions. [2021-03-24 19:59:37,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 45 transitions, 118 flow [2021-03-24 19:59:37,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 45 transitions, 114 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 19:59:37,654 INFO L241 Difference]: Finished difference. Result has 57 places, 37 transitions, 94 flow [2021-03-24 19:59:37,655 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=94, PETRI_PLACES=57, PETRI_TRANSITIONS=37} [2021-03-24 19:59:37,655 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 3 predicate places. [2021-03-24 19:59:37,655 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 37 transitions, 94 flow [2021-03-24 19:59:37,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 170.8) internal successors, (854), 5 states have internal predecessors, (854), 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) [2021-03-24 19:59:37,656 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:37,656 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:37,656 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 19:59:37,656 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:37,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:37,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1271956607, now seen corresponding path program 1 times [2021-03-24 19:59:37,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:37,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034059772] [2021-03-24 19:59:37,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:37,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:37,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:37,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:37,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:59:37,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:37,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:37,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034059772] [2021-03-24 19:59:37,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:37,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:59:37,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118017178] [2021-03-24 19:59:37,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:59:37,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:37,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:59:37,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:59:37,821 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 192 [2021-03-24 19:59:37,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 37 transitions, 94 flow. Second operand has 5 states, 5 states have (on average 172.8) internal successors, (864), 5 states have internal predecessors, (864), 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) [2021-03-24 19:59:37,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:37,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 192 [2021-03-24 19:59:37,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:37,853 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-24 19:59:37,853 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-24 19:59:37,854 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 41 events. 0/41 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 29 event pairs, 0 based on Foata normal form. 2/43 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-24 19:59:37,855 INFO L132 encePairwiseOnDemand]: 188/192 looper letters, 2 selfloop transitions, 2 changer transitions 2/39 dead transitions. [2021-03-24 19:59:37,855 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 39 transitions, 112 flow [2021-03-24 19:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:59:37,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:59:37,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 868 transitions. [2021-03-24 19:59:37,863 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9041666666666667 [2021-03-24 19:59:37,863 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 868 transitions. [2021-03-24 19:59:37,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 868 transitions. [2021-03-24 19:59:37,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:37,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 868 transitions. [2021-03-24 19:59:37,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 173.6) internal successors, (868), 5 states have internal predecessors, (868), 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) [2021-03-24 19:59:37,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 192.0) internal successors, (1152), 6 states have internal predecessors, (1152), 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) [2021-03-24 19:59:37,868 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 192.0) internal successors, (1152), 6 states have internal predecessors, (1152), 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) [2021-03-24 19:59:37,868 INFO L185 Difference]: Start difference. First operand has 57 places, 37 transitions, 94 flow. Second operand 5 states and 868 transitions. [2021-03-24 19:59:37,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 39 transitions, 112 flow [2021-03-24 19:59:37,869 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 39 transitions, 102 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 19:59:37,870 INFO L241 Difference]: Finished difference. Result has 52 places, 37 transitions, 96 flow [2021-03-24 19:59:37,870 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=96, PETRI_PLACES=52, PETRI_TRANSITIONS=37} [2021-03-24 19:59:37,870 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, -2 predicate places. [2021-03-24 19:59:37,870 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 37 transitions, 96 flow [2021-03-24 19:59:37,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 172.8) internal successors, (864), 5 states have internal predecessors, (864), 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) [2021-03-24 19:59:37,871 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:37,871 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:37,872 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 19:59:37,872 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:37,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:37,872 INFO L82 PathProgramCache]: Analyzing trace with hash 309980374, now seen corresponding path program 1 times [2021-03-24 19:59:37,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:37,872 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251944135] [2021-03-24 19:59:37,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:38,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:38,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:38,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251944135] [2021-03-24 19:59:38,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:38,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 19:59:38,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483031011] [2021-03-24 19:59:38,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 19:59:38,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:38,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 19:59:38,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 19:59:38,054 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 192 [2021-03-24 19:59:38,055 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 37 transitions, 96 flow. Second operand has 4 states, 4 states have (on average 172.75) internal successors, (691), 4 states have internal predecessors, (691), 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) [2021-03-24 19:59:38,055 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:38,056 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 192 [2021-03-24 19:59:38,056 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:38,078 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-03-24 19:59:38,078 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-24 19:59:38,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 42 events. 0/42 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 28 event pairs, 0 based on Foata normal form. 2/44 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-24 19:59:38,079 INFO L132 encePairwiseOnDemand]: 188/192 looper letters, 2 selfloop transitions, 2 changer transitions 2/39 dead transitions. [2021-03-24 19:59:38,079 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 39 transitions, 116 flow [2021-03-24 19:59:38,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:59:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:59:38,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 868 transitions. [2021-03-24 19:59:38,081 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9041666666666667 [2021-03-24 19:59:38,082 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 868 transitions. [2021-03-24 19:59:38,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 868 transitions. [2021-03-24 19:59:38,082 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:38,082 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 868 transitions. [2021-03-24 19:59:38,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 173.6) internal successors, (868), 5 states have internal predecessors, (868), 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) [2021-03-24 19:59:38,086 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 192.0) internal successors, (1152), 6 states have internal predecessors, (1152), 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) [2021-03-24 19:59:38,087 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 192.0) internal successors, (1152), 6 states have internal predecessors, (1152), 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) [2021-03-24 19:59:38,087 INFO L185 Difference]: Start difference. First operand has 52 places, 37 transitions, 96 flow. Second operand 5 states and 868 transitions. [2021-03-24 19:59:38,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 39 transitions, 116 flow [2021-03-24 19:59:38,088 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 39 transitions, 108 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 19:59:38,089 INFO L241 Difference]: Finished difference. Result has 53 places, 37 transitions, 100 flow [2021-03-24 19:59:38,089 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=100, PETRI_PLACES=53, PETRI_TRANSITIONS=37} [2021-03-24 19:59:38,089 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, -1 predicate places. [2021-03-24 19:59:38,089 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 37 transitions, 100 flow [2021-03-24 19:59:38,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 172.75) internal successors, (691), 4 states have internal predecessors, (691), 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) [2021-03-24 19:59:38,090 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:38,090 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:38,090 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 19:59:38,090 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:38,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:38,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1011192890, now seen corresponding path program 1 times [2021-03-24 19:59:38,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:38,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735444753] [2021-03-24 19:59:38,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:38,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:38,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:38,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735444753] [2021-03-24 19:59:38,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:38,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:59:38,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893246409] [2021-03-24 19:59:38,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:59:38,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:38,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:59:38,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:59:38,183 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 192 [2021-03-24 19:59:38,184 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 37 transitions, 100 flow. Second operand has 5 states, 5 states have (on average 169.0) internal successors, (845), 5 states have internal predecessors, (845), 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) [2021-03-24 19:59:38,184 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:38,184 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 192 [2021-03-24 19:59:38,184 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:38,250 INFO L129 PetriNetUnfolder]: 1/46 cut-off events. [2021-03-24 19:59:38,250 INFO L130 PetriNetUnfolder]: For 32/39 co-relation queries the response was YES. [2021-03-24 19:59:38,251 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 46 events. 1/46 cut-off events. For 32/39 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 74 event pairs, 0 based on Foata normal form. 2/48 useless extension candidates. Maximal degree in co-relation 77. Up to 6 conditions per place. [2021-03-24 19:59:38,251 INFO L132 encePairwiseOnDemand]: 186/192 looper letters, 2 selfloop transitions, 4 changer transitions 4/41 dead transitions. [2021-03-24 19:59:38,251 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 41 transitions, 143 flow [2021-03-24 19:59:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 19:59:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 19:59:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1020 transitions. [2021-03-24 19:59:38,254 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8854166666666666 [2021-03-24 19:59:38,255 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1020 transitions. [2021-03-24 19:59:38,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1020 transitions. [2021-03-24 19:59:38,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:38,255 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1020 transitions. [2021-03-24 19:59:38,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 170.0) internal successors, (1020), 6 states have internal predecessors, (1020), 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) [2021-03-24 19:59:38,260 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2021-03-24 19:59:38,261 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2021-03-24 19:59:38,261 INFO L185 Difference]: Start difference. First operand has 53 places, 37 transitions, 100 flow. Second operand 6 states and 1020 transitions. [2021-03-24 19:59:38,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 41 transitions, 143 flow [2021-03-24 19:59:38,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 41 transitions, 133 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 19:59:38,263 INFO L241 Difference]: Finished difference. Result has 56 places, 37 transitions, 114 flow [2021-03-24 19:59:38,264 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=114, PETRI_PLACES=56, PETRI_TRANSITIONS=37} [2021-03-24 19:59:38,264 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 2 predicate places. [2021-03-24 19:59:38,264 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 37 transitions, 114 flow [2021-03-24 19:59:38,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 169.0) internal successors, (845), 5 states have internal predecessors, (845), 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) [2021-03-24 19:59:38,264 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:38,264 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:38,265 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 19:59:38,265 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:38,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:38,265 INFO L82 PathProgramCache]: Analyzing trace with hash 393688940, now seen corresponding path program 1 times [2021-03-24 19:59:38,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:38,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970466713] [2021-03-24 19:59:38,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:38,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:38,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:38,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:59:38,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:59:38,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:38,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970466713] [2021-03-24 19:59:38,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:38,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 19:59:38,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936920934] [2021-03-24 19:59:38,385 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 19:59:38,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:38,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 19:59:38,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 19:59:38,387 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 192 [2021-03-24 19:59:38,388 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 37 transitions, 114 flow. Second operand has 6 states, 6 states have (on average 168.0) internal successors, (1008), 6 states have internal predecessors, (1008), 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) [2021-03-24 19:59:38,388 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:38,389 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 192 [2021-03-24 19:59:38,389 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:38,442 INFO L129 PetriNetUnfolder]: 1/50 cut-off events. [2021-03-24 19:59:38,442 INFO L130 PetriNetUnfolder]: For 58/62 co-relation queries the response was YES. [2021-03-24 19:59:38,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 110 conditions, 50 events. 1/50 cut-off events. For 58/62 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 83 event pairs, 0 based on Foata normal form. 3/52 useless extension candidates. Maximal degree in co-relation 96. Up to 7 conditions per place. [2021-03-24 19:59:38,443 INFO L132 encePairwiseOnDemand]: 186/192 looper letters, 2 selfloop transitions, 4 changer transitions 4/41 dead transitions. [2021-03-24 19:59:38,443 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 41 transitions, 163 flow [2021-03-24 19:59:38,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 19:59:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 19:59:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1014 transitions. [2021-03-24 19:59:38,446 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8802083333333334 [2021-03-24 19:59:38,446 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1014 transitions. [2021-03-24 19:59:38,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1014 transitions. [2021-03-24 19:59:38,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:38,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1014 transitions. [2021-03-24 19:59:38,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 169.0) internal successors, (1014), 6 states have internal predecessors, (1014), 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) [2021-03-24 19:59:38,451 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2021-03-24 19:59:38,451 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 192.0) internal successors, (1344), 7 states have internal predecessors, (1344), 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) [2021-03-24 19:59:38,451 INFO L185 Difference]: Start difference. First operand has 56 places, 37 transitions, 114 flow. Second operand 6 states and 1014 transitions. [2021-03-24 19:59:38,451 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 41 transitions, 163 flow [2021-03-24 19:59:38,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 41 transitions, 137 flow, removed 8 selfloop flow, removed 6 redundant places. [2021-03-24 19:59:38,454 INFO L241 Difference]: Finished difference. Result has 57 places, 37 transitions, 118 flow [2021-03-24 19:59:38,454 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=118, PETRI_PLACES=57, PETRI_TRANSITIONS=37} [2021-03-24 19:59:38,454 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 3 predicate places. [2021-03-24 19:59:38,454 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 37 transitions, 118 flow [2021-03-24 19:59:38,455 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 168.0) internal successors, (1008), 6 states have internal predecessors, (1008), 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) [2021-03-24 19:59:38,455 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:38,455 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:38,455 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 19:59:38,455 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:38,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:38,455 INFO L82 PathProgramCache]: Analyzing trace with hash 78750436, now seen corresponding path program 1 times [2021-03-24 19:59:38,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:38,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777494442] [2021-03-24 19:59:38,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:38,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:38,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:59:38,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 19:59:38,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 19:59:38,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 19:59:38,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 19:59:38,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 19:59:38,673 INFO L142 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size [2021-03-24 19:59:38,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 19:59:38,688 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size [2021-03-24 19:59:38,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 19:59:38,707 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.0 percent of original size [2021-03-24 19:59:38,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 19:59:38,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:38,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:38,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:38,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777494442] [2021-03-24 19:59:38,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:38,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-24 19:59:38,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849543859] [2021-03-24 19:59:38,737 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 19:59:38,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:38,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 19:59:38,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-24 19:59:38,740 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 192 [2021-03-24 19:59:38,741 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 37 transitions, 118 flow. Second operand has 11 states, 11 states have (on average 119.36363636363636) internal successors, (1313), 11 states have internal predecessors, (1313), 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) [2021-03-24 19:59:38,741 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:38,741 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 192 [2021-03-24 19:59:38,742 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:39,072 INFO L129 PetriNetUnfolder]: 25/94 cut-off events. [2021-03-24 19:59:39,072 INFO L130 PetriNetUnfolder]: For 147/153 co-relation queries the response was YES. [2021-03-24 19:59:39,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 94 events. 25/94 cut-off events. For 147/153 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 222 event pairs, 1 based on Foata normal form. 7/97 useless extension candidates. Maximal degree in co-relation 204. Up to 34 conditions per place. [2021-03-24 19:59:39,073 INFO L132 encePairwiseOnDemand]: 181/192 looper letters, 15 selfloop transitions, 9 changer transitions 8/51 dead transitions. [2021-03-24 19:59:39,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 51 transitions, 230 flow [2021-03-24 19:59:39,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 19:59:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 19:59:39,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1333 transitions. [2021-03-24 19:59:39,078 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.631155303030303 [2021-03-24 19:59:39,078 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1333 transitions. [2021-03-24 19:59:39,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1333 transitions. [2021-03-24 19:59:39,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:39,079 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1333 transitions. [2021-03-24 19:59:39,081 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 121.18181818181819) internal successors, (1333), 11 states have internal predecessors, (1333), 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) [2021-03-24 19:59:39,086 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 192.0) internal successors, (2304), 12 states have internal predecessors, (2304), 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) [2021-03-24 19:59:39,087 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 192.0) internal successors, (2304), 12 states have internal predecessors, (2304), 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) [2021-03-24 19:59:39,087 INFO L185 Difference]: Start difference. First operand has 57 places, 37 transitions, 118 flow. Second operand 11 states and 1333 transitions. [2021-03-24 19:59:39,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 51 transitions, 230 flow [2021-03-24 19:59:39,090 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 51 transitions, 196 flow, removed 11 selfloop flow, removed 7 redundant places. [2021-03-24 19:59:39,094 INFO L241 Difference]: Finished difference. Result has 63 places, 40 transitions, 146 flow [2021-03-24 19:59:39,095 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=146, PETRI_PLACES=63, PETRI_TRANSITIONS=40} [2021-03-24 19:59:39,095 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 9 predicate places. [2021-03-24 19:59:39,095 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 40 transitions, 146 flow [2021-03-24 19:59:39,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 119.36363636363636) internal successors, (1313), 11 states have internal predecessors, (1313), 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) [2021-03-24 19:59:39,096 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:39,096 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:39,096 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 19:59:39,096 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:39,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:39,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1937661057, now seen corresponding path program 1 times [2021-03-24 19:59:39,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:39,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463379325] [2021-03-24 19:59:39,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:39,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:39,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 19:59:39,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 19:59:39,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 19:59:39,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 19:59:39,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 19:59:39,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 19:59:39,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 19:59:39,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 19:59:39,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 19:59:39,325 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-03-24 19:59:39,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 19:59:39,348 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-03-24 19:59:39,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 19:59:39,373 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-03-24 19:59:39,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 19:59:39,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:39,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463379325] [2021-03-24 19:59:39,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:39,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-24 19:59:39,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377412540] [2021-03-24 19:59:39,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-24 19:59:39,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:39,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-24 19:59:39,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-03-24 19:59:39,397 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 192 [2021-03-24 19:59:39,398 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 40 transitions, 146 flow. Second operand has 13 states, 13 states have (on average 113.38461538461539) internal successors, (1474), 13 states have internal predecessors, (1474), 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) [2021-03-24 19:59:39,398 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:39,398 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 192 [2021-03-24 19:59:39,398 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:39,652 INFO L129 PetriNetUnfolder]: 16/83 cut-off events. [2021-03-24 19:59:39,652 INFO L130 PetriNetUnfolder]: For 80/84 co-relation queries the response was YES. [2021-03-24 19:59:39,652 INFO L84 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 83 events. 16/83 cut-off events. For 80/84 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 177 event pairs, 0 based on Foata normal form. 4/85 useless extension candidates. Maximal degree in co-relation 224. Up to 33 conditions per place. [2021-03-24 19:59:39,653 INFO L132 encePairwiseOnDemand]: 181/192 looper letters, 18 selfloop transitions, 10 changer transitions 4/49 dead transitions. [2021-03-24 19:59:39,653 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 49 transitions, 262 flow [2021-03-24 19:59:39,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-24 19:59:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-24 19:59:39,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1375 transitions. [2021-03-24 19:59:39,657 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5967881944444444 [2021-03-24 19:59:39,657 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1375 transitions. [2021-03-24 19:59:39,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1375 transitions. [2021-03-24 19:59:39,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:39,658 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1375 transitions. [2021-03-24 19:59:39,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 114.58333333333333) internal successors, (1375), 12 states have internal predecessors, (1375), 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) [2021-03-24 19:59:39,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 192.0) internal successors, (2496), 13 states have internal predecessors, (2496), 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) [2021-03-24 19:59:39,665 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 192.0) internal successors, (2496), 13 states have internal predecessors, (2496), 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) [2021-03-24 19:59:39,665 INFO L185 Difference]: Start difference. First operand has 63 places, 40 transitions, 146 flow. Second operand 12 states and 1375 transitions. [2021-03-24 19:59:39,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 49 transitions, 262 flow [2021-03-24 19:59:39,666 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 49 transitions, 244 flow, removed 2 selfloop flow, removed 8 redundant places. [2021-03-24 19:59:39,667 INFO L241 Difference]: Finished difference. Result has 66 places, 40 transitions, 157 flow [2021-03-24 19:59:39,667 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=157, PETRI_PLACES=66, PETRI_TRANSITIONS=40} [2021-03-24 19:59:39,667 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 12 predicate places. [2021-03-24 19:59:39,667 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 40 transitions, 157 flow [2021-03-24 19:59:39,668 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 113.38461538461539) internal successors, (1474), 13 states have internal predecessors, (1474), 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) [2021-03-24 19:59:39,668 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:39,668 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:39,668 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 19:59:39,668 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:39,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:39,669 INFO L82 PathProgramCache]: Analyzing trace with hash 955617255, now seen corresponding path program 1 times [2021-03-24 19:59:39,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:39,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288228421] [2021-03-24 19:59:39,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:39,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:39,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:39,732 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:59:39,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:59:39,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:39,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:39,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288228421] [2021-03-24 19:59:39,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:39,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:59:39,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169606917] [2021-03-24 19:59:39,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 19:59:39,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:39,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 19:59:39,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 19:59:39,742 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 192 [2021-03-24 19:59:39,743 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 40 transitions, 157 flow. Second operand has 4 states, 4 states have (on average 164.75) internal successors, (659), 4 states have internal predecessors, (659), 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) [2021-03-24 19:59:39,743 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:39,743 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 192 [2021-03-24 19:59:39,743 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:39,790 INFO L129 PetriNetUnfolder]: 64/169 cut-off events. [2021-03-24 19:59:39,790 INFO L130 PetriNetUnfolder]: For 165/216 co-relation queries the response was YES. [2021-03-24 19:59:39,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 460 conditions, 169 events. 64/169 cut-off events. For 165/216 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 633 event pairs, 32 based on Foata normal form. 30/191 useless extension candidates. Maximal degree in co-relation 420. Up to 77 conditions per place. [2021-03-24 19:59:39,792 INFO L132 encePairwiseOnDemand]: 186/192 looper letters, 8 selfloop transitions, 7 changer transitions 2/50 dead transitions. [2021-03-24 19:59:39,792 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 50 transitions, 211 flow [2021-03-24 19:59:39,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:59:39,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:59:39,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 838 transitions. [2021-03-24 19:59:39,794 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8729166666666667 [2021-03-24 19:59:39,794 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 838 transitions. [2021-03-24 19:59:39,794 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 838 transitions. [2021-03-24 19:59:39,795 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:39,795 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 838 transitions. [2021-03-24 19:59:39,796 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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) [2021-03-24 19:59:39,798 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 192.0) internal successors, (1152), 6 states have internal predecessors, (1152), 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) [2021-03-24 19:59:39,798 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 192.0) internal successors, (1152), 6 states have internal predecessors, (1152), 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) [2021-03-24 19:59:39,798 INFO L185 Difference]: Start difference. First operand has 66 places, 40 transitions, 157 flow. Second operand 5 states and 838 transitions. [2021-03-24 19:59:39,798 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 50 transitions, 211 flow [2021-03-24 19:59:39,800 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 50 transitions, 187 flow, removed 2 selfloop flow, removed 11 redundant places. [2021-03-24 19:59:39,801 INFO L241 Difference]: Finished difference. Result has 60 places, 46 transitions, 191 flow [2021-03-24 19:59:39,801 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=133, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=191, PETRI_PLACES=60, PETRI_TRANSITIONS=46} [2021-03-24 19:59:39,801 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 6 predicate places. [2021-03-24 19:59:39,801 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 46 transitions, 191 flow [2021-03-24 19:59:39,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 164.75) internal successors, (659), 4 states have internal predecessors, (659), 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) [2021-03-24 19:59:39,801 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:39,801 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:39,802 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 19:59:39,802 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:39,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:39,802 INFO L82 PathProgramCache]: Analyzing trace with hash 2143179108, now seen corresponding path program 1 times [2021-03-24 19:59:39,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:39,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000511889] [2021-03-24 19:59:39,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:39,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:39,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:39,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:39,947 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:59:39,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:59:39,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:39,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:39,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000511889] [2021-03-24 19:59:39,957 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:39,957 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 19:59:39,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30760523] [2021-03-24 19:59:39,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:59:39,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:39,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:59:39,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:59:39,959 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 192 [2021-03-24 19:59:39,960 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 46 transitions, 191 flow. Second operand has 5 states, 5 states have (on average 164.8) internal successors, (824), 5 states have internal predecessors, (824), 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) [2021-03-24 19:59:39,960 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:39,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 192 [2021-03-24 19:59:39,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:40,023 INFO L129 PetriNetUnfolder]: 33/121 cut-off events. [2021-03-24 19:59:40,023 INFO L130 PetriNetUnfolder]: For 254/421 co-relation queries the response was YES. [2021-03-24 19:59:40,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 413 conditions, 121 events. 33/121 cut-off events. For 254/421 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 396 event pairs, 7 based on Foata normal form. 66/182 useless extension candidates. Maximal degree in co-relation 377. Up to 61 conditions per place. [2021-03-24 19:59:40,024 INFO L132 encePairwiseOnDemand]: 186/192 looper letters, 6 selfloop transitions, 13 changer transitions 4/56 dead transitions. [2021-03-24 19:59:40,024 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 56 transitions, 295 flow [2021-03-24 19:59:40,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 19:59:40,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 19:59:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1172 transitions. [2021-03-24 19:59:40,028 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8720238095238095 [2021-03-24 19:59:40,028 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1172 transitions. [2021-03-24 19:59:40,028 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1172 transitions. [2021-03-24 19:59:40,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:40,028 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1172 transitions. [2021-03-24 19:59:40,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 167.42857142857142) internal successors, (1172), 7 states have internal predecessors, (1172), 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) [2021-03-24 19:59:40,032 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 192.0) internal successors, (1536), 8 states have internal predecessors, (1536), 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) [2021-03-24 19:59:40,033 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 192.0) internal successors, (1536), 8 states have internal predecessors, (1536), 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) [2021-03-24 19:59:40,033 INFO L185 Difference]: Start difference. First operand has 60 places, 46 transitions, 191 flow. Second operand 7 states and 1172 transitions. [2021-03-24 19:59:40,033 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 56 transitions, 295 flow [2021-03-24 19:59:40,034 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 56 transitions, 285 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-24 19:59:40,036 INFO L241 Difference]: Finished difference. Result has 67 places, 52 transitions, 273 flow [2021-03-24 19:59:40,036 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=273, PETRI_PLACES=67, PETRI_TRANSITIONS=52} [2021-03-24 19:59:40,036 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 13 predicate places. [2021-03-24 19:59:40,037 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 52 transitions, 273 flow [2021-03-24 19:59:40,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 164.8) internal successors, (824), 5 states have internal predecessors, (824), 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) [2021-03-24 19:59:40,037 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:40,037 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:40,037 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 19:59:40,037 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:40,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:40,038 INFO L82 PathProgramCache]: Analyzing trace with hash 628103009, now seen corresponding path program 1 times [2021-03-24 19:59:40,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:40,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527369673] [2021-03-24 19:59:40,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:59:40,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:40,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:40,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:40,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:40,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:40,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:40,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:40,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:59:40,137 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:59:40,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:59:40,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:59:40,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:59:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:59:40,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527369673] [2021-03-24 19:59:40,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:59:40,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 19:59:40,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354956777] [2021-03-24 19:59:40,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 19:59:40,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:59:40,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 19:59:40,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-24 19:59:40,148 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 192 [2021-03-24 19:59:40,149 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 52 transitions, 273 flow. Second operand has 6 states, 6 states have (on average 164.83333333333334) internal successors, (989), 6 states have internal predecessors, (989), 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) [2021-03-24 19:59:40,149 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:59:40,149 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 192 [2021-03-24 19:59:40,149 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:59:40,227 INFO L129 PetriNetUnfolder]: 17/91 cut-off events. [2021-03-24 19:59:40,227 INFO L130 PetriNetUnfolder]: For 371/536 co-relation queries the response was YES. [2021-03-24 19:59:40,228 INFO L84 FinitePrefix]: Finished finitePrefix Result has 374 conditions, 91 events. 17/91 cut-off events. For 371/536 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 253 event pairs, 1 based on Foata normal form. 72/160 useless extension candidates. Maximal degree in co-relation 335. Up to 50 conditions per place. [2021-03-24 19:59:40,229 INFO L132 encePairwiseOnDemand]: 186/192 looper letters, 2 selfloop transitions, 17 changer transitions 3/55 dead transitions. [2021-03-24 19:59:40,229 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 55 transitions, 337 flow [2021-03-24 19:59:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 19:59:40,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 19:59:40,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1500 transitions. [2021-03-24 19:59:40,233 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8680555555555556 [2021-03-24 19:59:40,233 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1500 transitions. [2021-03-24 19:59:40,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1500 transitions. [2021-03-24 19:59:40,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:59:40,234 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1500 transitions. [2021-03-24 19:59:40,237 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 166.66666666666666) internal successors, (1500), 9 states have internal predecessors, (1500), 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) [2021-03-24 19:59:40,240 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 192.0) internal successors, (1920), 10 states have internal predecessors, (1920), 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) [2021-03-24 19:59:40,241 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 192.0) internal successors, (1920), 10 states have internal predecessors, (1920), 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) [2021-03-24 19:59:40,241 INFO L185 Difference]: Start difference. First operand has 67 places, 52 transitions, 273 flow. Second operand 9 states and 1500 transitions. [2021-03-24 19:59:40,241 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 55 transitions, 337 flow [2021-03-24 19:59:40,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 55 transitions, 288 flow, removed 17 selfloop flow, removed 6 redundant places. [2021-03-24 19:59:40,245 INFO L241 Difference]: Finished difference. Result has 72 places, 52 transitions, 268 flow [2021-03-24 19:59:40,245 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=192, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=268, PETRI_PLACES=72, PETRI_TRANSITIONS=52} [2021-03-24 19:59:40,245 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 18 predicate places. [2021-03-24 19:59:40,245 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 52 transitions, 268 flow [2021-03-24 19:59:40,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 164.83333333333334) internal successors, (989), 6 states have internal predecessors, (989), 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) [2021-03-24 19:59:40,246 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:59:40,246 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 19:59:40,246 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 19:59:40,246 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:59:40,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:59:40,247 INFO L82 PathProgramCache]: Analyzing trace with hash -2093437755, now seen corresponding path program 1 times [2021-03-24 19:59:40,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:59:40,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057585411] [2021-03-24 19:59:40,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:59:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 19:59:40,335 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 19:59:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 19:59:40,409 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 19:59:40,453 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 19:59:40,453 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 19:59:40,454 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 19:59:40,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 07:59:40 BasicIcfg [2021-03-24 19:59:40,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 19:59:40,577 INFO L168 Benchmark]: Toolchain (without parser) took 20071.55 ms. Allocated memory was 346.0 MB in the beginning and 690.0 MB in the end (delta: 343.9 MB). Free memory was 309.4 MB in the beginning and 503.5 MB in the end (delta: -194.1 MB). Peak memory consumption was 151.4 MB. Max. memory is 16.0 GB. [2021-03-24 19:59:40,577 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 327.5 MB in the beginning and 327.4 MB in the end (delta: 69.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 19:59:40,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.20 ms. Allocated memory is still 346.0 MB. Free memory was 309.2 MB in the beginning and 306.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.0 GB. [2021-03-24 19:59:40,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.32 ms. Allocated memory is still 346.0 MB. Free memory was 306.0 MB in the beginning and 302.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 19:59:40,581 INFO L168 Benchmark]: Boogie Preprocessor took 33.89 ms. Allocated memory is still 346.0 MB. Free memory was 302.9 MB in the beginning and 299.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 19:59:40,581 INFO L168 Benchmark]: RCFGBuilder took 2413.35 ms. Allocated memory was 346.0 MB in the beginning and 421.5 MB in the end (delta: 75.5 MB). Free memory was 299.7 MB in the beginning and 379.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 180.5 MB. Max. memory is 16.0 GB. [2021-03-24 19:59:40,586 INFO L168 Benchmark]: TraceAbstraction took 17031.87 ms. Allocated memory was 421.5 MB in the beginning and 690.0 MB in the end (delta: 268.4 MB). Free memory was 378.2 MB in the beginning and 503.5 MB in the end (delta: -125.3 MB). Peak memory consumption was 143.1 MB. Max. memory is 16.0 GB. [2021-03-24 19:59:40,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 327.5 MB in the beginning and 327.4 MB in the end (delta: 69.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 544.20 ms. Allocated memory is still 346.0 MB. Free memory was 309.2 MB in the beginning and 306.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 43.32 ms. Allocated memory is still 346.0 MB. Free memory was 306.0 MB in the beginning and 302.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 33.89 ms. Allocated memory is still 346.0 MB. Free memory was 302.9 MB in the beginning and 299.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2413.35 ms. Allocated memory was 346.0 MB in the beginning and 421.5 MB in the end (delta: 75.5 MB). Free memory was 299.7 MB in the beginning and 379.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 180.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 17031.87 ms. Allocated memory was 421.5 MB in the beginning and 690.0 MB in the end (delta: 268.4 MB). Free memory was 378.2 MB in the beginning and 503.5 MB in the end (delta: -125.3 MB). Peak memory consumption was 143.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13241.6ms, 121 PlacesBefore, 54 PlacesAfterwards, 113 TransitionsBefore, 45 TransitionsAfterwards, 1586 CoEnabledTransitionPairs, 4 FixpointIterations, 39 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 76 TotalNumberOfCompositions, 2738 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1350, positive: 1276, positive conditional: 0, positive unconditional: 1276, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 987, positive: 952, positive conditional: 0, positive unconditional: 952, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 987, positive: 952, positive conditional: 0, positive unconditional: 952, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 987, positive: 949, positive conditional: 0, positive unconditional: 949, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 787, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 779, negative conditional: 0, negative unconditional: 779, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1350, positive: 324, positive conditional: 0, positive unconditional: 324, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 987, unknown conditional: 0, unknown unconditional: 987] , Statistics on independence cache: Total cache size (in pairs): 139, Positive cache size: 121, Positive conditional cache size: 0, Positive unconditional cache size: 121, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p2_EAX = 0; [L716] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L717] 0 int __unbuffered_p2_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0] [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0] [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0] [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0] [L726] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L727] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L728] 0 int __unbuffered_p2_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0] [L729] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L730] 0 int __unbuffered_p2_EAX$w_buff1; [L731] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0] [L732] 0 _Bool main$tmp_guard0; [L733] 0 _Bool main$tmp_guard1; [L735] 0 int x = 0; [L737] 0 int y = 0; [L738] 0 _Bool y$flush_delayed; [L739] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0] [L740] 0 _Bool y$r_buff0_thd0; [L741] 0 _Bool y$r_buff0_thd1; [L742] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L743] 0 _Bool y$r_buff0_thd3; [L744] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L745] 0 _Bool y$r_buff1_thd1; [L746] 0 _Bool y$r_buff1_thd2; [L747] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L748] 0 _Bool y$read_delayed; [L749] 0 int *y$read_delayed_var; [L750] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L751] 0 _Bool y$w_buff0_used; [L752] 0 int y$w_buff1; [L753] 0 _Bool y$w_buff1_used; [L755] 0 int z = 0; [L756] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L757] 0 _Bool weak$$choice1; [L758] 0 _Bool weak$$choice2; [L850] 0 pthread_t t2684; [L851] FCALL, FORK 0 pthread_create(&t2684, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L852] 0 pthread_t t2685; [L853] FCALL, FORK 0 pthread_create(&t2685, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L854] 0 pthread_t t2686; [L855] FCALL, FORK 0 pthread_create(&t2686, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L806] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 3 y$flush_delayed = weak$$choice2 [L809] EXPR 3 \read(y) [L809] 3 y$mem_tmp = y [L810] 3 weak$$choice1 = __VERIFIER_nondet_bool() [L811] EXPR 3 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L811] EXPR 3 \read(y) [L811] EXPR 3 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L811] 3 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L812] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L812] EXPR 3 !y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))) [L812] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L812] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L813] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L813] EXPR 3 !y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))) [L813] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L813] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L814] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L814] EXPR 3 !y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0))) [L814] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L814] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L815] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L815] EXPR 3 !y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L815] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L815] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L816] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L816] EXPR 3 !y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L816] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L816] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L817] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L817] EXPR 3 !y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L817] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L817] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L818] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L819] 3 __unbuffered_p2_EAX$read_delayed_var = &y [L820] EXPR 3 \read(y) [L820] 3 __unbuffered_p2_EAX = y [L821] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L821] EXPR 3 \read(y) [L821] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L821] 3 y = y$flush_delayed ? y$mem_tmp : y [L822] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L825] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L762] 1 __unbuffered_p0_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L765] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L777] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L780] 2 y$w_buff1 = y$w_buff0 [L781] 2 y$w_buff0 = 1 [L782] 2 y$w_buff1_used = y$w_buff0_used [L783] 2 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L785] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L786] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L787] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L788] 2 y$r_buff1_thd3 = y$r_buff0_thd3 [L789] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L792] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L793] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L794] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L795] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L795] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L796] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L796] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L828] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L828] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L828] EXPR 3 \read(y) [L828] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L828] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L828] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L829] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L829] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L830] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L831] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L831] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L832] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L832] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L835] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L837] 3 return 0; [L770] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L772] 1 return 0; [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L801] 2 return 0; [L857] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L3] COND FALSE 0 !(!cond) [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L861] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L861] EXPR 0 \read(y) [L861] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L861] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L862] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L862] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L863] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L863] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L864] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L865] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L865] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L868] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L869] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L869] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L869] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L869] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L869] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L869] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L870] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 115 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 16767.2ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1290.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13320.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 59 SDtfs, 62 SDslu, 94 SDs, 0 SdLazy, 341 SolverSat, 154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 433.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 634.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=273occurred in iteration=10, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 55.7ms SsaConstructionTime, 702.3ms SatisfiabilityAnalysisTime, 1073.8ms InterpolantComputationTime, 364 NumberOfCodeBlocks, 364 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 316 ConstructedInterpolants, 0 QuantifiedInterpolants, 1755 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...