/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/rfi008_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 19:47:26,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 19:47:26,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 19:47:26,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 19:47:26,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 19:47:26,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 19:47:26,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 19:47:26,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 19:47:26,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 19:47:26,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 19:47:26,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 19:47:26,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 19:47:27,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 19:47:27,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 19:47:27,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 19:47:27,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 19:47:27,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 19:47:27,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 19:47:27,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 19:47:27,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 19:47:27,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 19:47:27,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 19:47:27,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 19:47:27,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 19:47:27,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 19:47:27,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 19:47:27,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 19:47:27,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 19:47:27,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 19:47:27,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 19:47:27,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 19:47:27,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 19:47:27,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 19:47:27,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 19:47:27,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 19:47:27,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 19:47:27,041 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 19:47:27,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 19:47:27,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 19:47:27,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 19:47:27,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 19:47:27,075 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 19:47:27,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 19:47:27,076 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 19:47:27,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 19:47:27,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 19:47:27,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 19:47:27,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 19:47:27,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 19:47:27,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 19:47:27,077 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 19:47:27,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 19:47:27,078 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 19:47:27,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 19:47:27,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 19:47:27,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 19:47:27,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 19:47:27,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 19:47:27,079 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 19:47:27,080 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 19:47:27,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 19:47:27,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 19:47:27,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 19:47:27,398 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 19:47:27,398 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 19:47:27,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008_power.opt.i [2021-03-24 19:47:27,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c69ac9554/50f74e23f3e24db59ea107cc6a644aa3/FLAG3763369c5 [2021-03-24 19:47:27,964 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 19:47:27,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008_power.opt.i [2021-03-24 19:47:27,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c69ac9554/50f74e23f3e24db59ea107cc6a644aa3/FLAG3763369c5 [2021-03-24 19:47:28,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c69ac9554/50f74e23f3e24db59ea107cc6a644aa3 [2021-03-24 19:47:28,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 19:47:28,248 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 19:47:28,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 19:47:28,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 19:47:28,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 19:47:28,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f66b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28, skipping insertion in model container [2021-03-24 19:47:28,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 19:47:28,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 19:47:28,461 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/rfi008_power.opt.i[993,1006] [2021-03-24 19:47:28,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 19:47:28,691 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 19:47:28,702 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/rfi008_power.opt.i[993,1006] [2021-03-24 19:47:28,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 19:47:28,835 INFO L208 MainTranslator]: Completed translation [2021-03-24 19:47:28,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28 WrapperNode [2021-03-24 19:47:28,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 19:47:28,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 19:47:28,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 19:47:28,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 19:47:28,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 19:47:28,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 19:47:28,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 19:47:28,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 19:47:28,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (1/1) ... [2021-03-24 19:47:28,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 19:47:28,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 19:47:28,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 19:47:28,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 19:47:28,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (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 19:47:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 19:47:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 19:47:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 19:47:29,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 19:47:29,036 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 19:47:29,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 19:47:29,037 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 19:47:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 19:47:29,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 19:47:29,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 19:47:29,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 19:47:29,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 19:47:29,039 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 19:47:31,038 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 19:47:31,038 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-24 19:47:31,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 07:47:31 BoogieIcfgContainer [2021-03-24 19:47:31,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 19:47:31,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 19:47:31,043 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 19:47:31,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 19:47:31,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 07:47:28" (1/3) ... [2021-03-24 19:47:31,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc2402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 07:47:31, skipping insertion in model container [2021-03-24 19:47:31,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:47:28" (2/3) ... [2021-03-24 19:47:31,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc2402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 07:47:31, skipping insertion in model container [2021-03-24 19:47:31,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 07:47:31" (3/3) ... [2021-03-24 19:47:31,048 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi008_power.opt.i [2021-03-24 19:47:31,057 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 19:47:31,061 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 19:47:31,062 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 19:47:31,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,109 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,109 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,127 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,128 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,128 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,128 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,128 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,129 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,130 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,133 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,134 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,134 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,134 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,174 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:47:31,175 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 19:47:31,191 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-24 19:47:31,209 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 19:47:31,210 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 19:47:31,210 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 19:47:31,210 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 19:47:31,210 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 19:47:31,210 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 19:47:31,210 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 19:47:31,210 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 19:47:31,219 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 84 transitions, 178 flow [2021-03-24 19:47:31,249 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-03-24 19:47:31,249 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:47:31,252 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-03-24 19:47:31,252 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 84 transitions, 178 flow [2021-03-24 19:47:31,256 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 82 transitions, 170 flow [2021-03-24 19:47:31,257 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 19:47:31,267 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 82 transitions, 170 flow [2021-03-24 19:47:31,269 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 82 transitions, 170 flow [2021-03-24 19:47:31,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 82 transitions, 170 flow [2021-03-24 19:47:31,288 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-03-24 19:47:31,288 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:47:31,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 54 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-03-24 19:47:31,295 INFO L142 LiptonReduction]: Number of co-enabled transitions 982 [2021-03-24 19:47:31,822 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-24 19:47:32,258 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-24 19:47:32,377 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-24 19:47:33,879 INFO L154 LiptonReduction]: Checked pairs total: 1608 [2021-03-24 19:47:33,880 INFO L156 LiptonReduction]: Total number of compositions: 56 [2021-03-24 19:47:33,883 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2627 [2021-03-24 19:47:33,895 INFO L129 PetriNetUnfolder]: 0/16 cut-off events. [2021-03-24 19:47:33,895 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:47:33,895 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:33,896 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:47:33,897 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:33,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:33,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1166921701, now seen corresponding path program 1 times [2021-03-24 19:47:33,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:33,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635196041] [2021-03-24 19:47:33,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:34,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:34,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:34,147 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 19:47:34,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635196041] [2021-03-24 19:47:34,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:34,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 19:47:34,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275115673] [2021-03-24 19:47:34,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 19:47:34,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:34,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 19:47:34,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 19:47:34,173 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 140 [2021-03-24 19:47:34,177 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 34 transitions, 74 flow. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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 19:47:34,177 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:34,177 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 140 [2021-03-24 19:47:34,178 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:34,248 INFO L129 PetriNetUnfolder]: 13/84 cut-off events. [2021-03-24 19:47:34,248 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:47:34,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 84 events. 13/84 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 253 event pairs, 5 based on Foata normal form. 8/84 useless extension candidates. Maximal degree in co-relation 103. Up to 25 conditions per place. [2021-03-24 19:47:34,251 INFO L132 encePairwiseOnDemand]: 136/140 looper letters, 6 selfloop transitions, 2 changer transitions 0/34 dead transitions. [2021-03-24 19:47:34,251 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 34 transitions, 90 flow [2021-03-24 19:47:34,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 19:47:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 19:47:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 374 transitions. [2021-03-24 19:47:34,267 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8904761904761904 [2021-03-24 19:47:34,268 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 374 transitions. [2021-03-24 19:47:34,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 374 transitions. [2021-03-24 19:47:34,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:34,273 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 374 transitions. [2021-03-24 19:47:34,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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 19:47:34,285 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 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 19:47:34,286 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 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 19:47:34,288 INFO L185 Difference]: Start difference. First operand has 40 places, 34 transitions, 74 flow. Second operand 3 states and 374 transitions. [2021-03-24 19:47:34,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 34 transitions, 90 flow [2021-03-24 19:47:34,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 34 transitions, 88 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 19:47:34,294 INFO L241 Difference]: Finished difference. Result has 39 places, 32 transitions, 72 flow [2021-03-24 19:47:34,296 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=72, PETRI_PLACES=39, PETRI_TRANSITIONS=32} [2021-03-24 19:47:34,297 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, -1 predicate places. [2021-03-24 19:47:34,297 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 32 transitions, 72 flow [2021-03-24 19:47:34,297 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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 19:47:34,297 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:34,297 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:47:34,297 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 19:47:34,298 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:34,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:34,299 INFO L82 PathProgramCache]: Analyzing trace with hash -653917258, now seen corresponding path program 1 times [2021-03-24 19:47:34,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:34,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357552595] [2021-03-24 19:47:34,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:34,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:34,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:34,429 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-24 19:47:34,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 19:47:34,440 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:47:34,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:47:34,445 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 19:47:34,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357552595] [2021-03-24 19:47:34,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:34,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:47:34,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433515321] [2021-03-24 19:47:34,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:47:34,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:34,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:47:34,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:47:34,450 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 140 [2021-03-24 19:47:34,450 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 32 transitions, 72 flow. Second operand has 5 states, 5 states have (on average 115.8) internal successors, (579), 5 states have internal predecessors, (579), 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 19:47:34,451 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:34,451 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 140 [2021-03-24 19:47:34,451 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:34,528 INFO L129 PetriNetUnfolder]: 43/152 cut-off events. [2021-03-24 19:47:34,528 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:47:34,529 INFO L84 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 152 events. 43/152 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 666 event pairs, 23 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 231. Up to 50 conditions per place. [2021-03-24 19:47:34,530 INFO L132 encePairwiseOnDemand]: 136/140 looper letters, 8 selfloop transitions, 2 changer transitions 13/43 dead transitions. [2021-03-24 19:47:34,530 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 43 transitions, 134 flow [2021-03-24 19:47:34,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:47:34,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:47:34,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 597 transitions. [2021-03-24 19:47:34,533 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8528571428571429 [2021-03-24 19:47:34,533 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 597 transitions. [2021-03-24 19:47:34,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 597 transitions. [2021-03-24 19:47:34,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:34,534 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 597 transitions. [2021-03-24 19:47:34,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 119.4) internal successors, (597), 5 states have internal predecessors, (597), 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 19:47:34,538 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 140.0) internal successors, (840), 6 states have internal predecessors, (840), 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 19:47:34,539 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 140.0) internal successors, (840), 6 states have internal predecessors, (840), 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 19:47:34,539 INFO L185 Difference]: Start difference. First operand has 39 places, 32 transitions, 72 flow. Second operand 5 states and 597 transitions. [2021-03-24 19:47:34,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 43 transitions, 134 flow [2021-03-24 19:47:34,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 43 transitions, 130 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 19:47:34,540 INFO L241 Difference]: Finished difference. Result has 44 places, 28 transitions, 72 flow [2021-03-24 19:47:34,540 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=72, PETRI_PLACES=44, PETRI_TRANSITIONS=28} [2021-03-24 19:47:34,541 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 4 predicate places. [2021-03-24 19:47:34,541 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 28 transitions, 72 flow [2021-03-24 19:47:34,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 115.8) internal successors, (579), 5 states have internal predecessors, (579), 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 19:47:34,541 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:34,541 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] [2021-03-24 19:47:34,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 19:47:34,542 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:34,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:34,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1490573287, now seen corresponding path program 1 times [2021-03-24 19:47:34,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:34,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036136326] [2021-03-24 19:47:34,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:34,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:34,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:34,619 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:47:34,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:47:34,622 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 19:47:34,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036136326] [2021-03-24 19:47:34,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:34,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 19:47:34,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925977396] [2021-03-24 19:47:34,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 19:47:34,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:34,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 19:47:34,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 19:47:34,625 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 140 [2021-03-24 19:47:34,625 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 28 transitions, 72 flow. Second operand has 4 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 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 19:47:34,625 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:34,625 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 140 [2021-03-24 19:47:34,625 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:34,656 INFO L129 PetriNetUnfolder]: 0/33 cut-off events. [2021-03-24 19:47:34,656 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-24 19:47:34,656 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 33 events. 0/33 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 32 event pairs, 0 based on Foata normal form. 2/34 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-24 19:47:34,657 INFO L132 encePairwiseOnDemand]: 136/140 looper letters, 2 selfloop transitions, 2 changer transitions 3/30 dead transitions. [2021-03-24 19:47:34,657 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 30 transitions, 90 flow [2021-03-24 19:47:34,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:47:34,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:47:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 623 transitions. [2021-03-24 19:47:34,660 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.89 [2021-03-24 19:47:34,660 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 623 transitions. [2021-03-24 19:47:34,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 623 transitions. [2021-03-24 19:47:34,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:34,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 623 transitions. [2021-03-24 19:47:34,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.6) internal successors, (623), 5 states have internal predecessors, (623), 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 19:47:34,667 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 140.0) internal successors, (840), 6 states have internal predecessors, (840), 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 19:47:34,667 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 140.0) internal successors, (840), 6 states have internal predecessors, (840), 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 19:47:34,667 INFO L185 Difference]: Start difference. First operand has 44 places, 28 transitions, 72 flow. Second operand 5 states and 623 transitions. [2021-03-24 19:47:34,667 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 30 transitions, 90 flow [2021-03-24 19:47:34,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 30 transitions, 82 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 19:47:34,673 INFO L241 Difference]: Finished difference. Result has 41 places, 27 transitions, 74 flow [2021-03-24 19:47:34,673 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=74, PETRI_PLACES=41, PETRI_TRANSITIONS=27} [2021-03-24 19:47:34,673 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 1 predicate places. [2021-03-24 19:47:34,673 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 27 transitions, 74 flow [2021-03-24 19:47:34,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 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 19:47:34,674 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:34,674 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 19:47:34,674 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 19:47:34,674 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:34,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:34,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1890674431, now seen corresponding path program 1 times [2021-03-24 19:47:34,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:34,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260626715] [2021-03-24 19:47:34,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:34,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:34,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:34,783 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 19:47:34,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 19:47:34,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:34,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:34,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:34,818 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 19:47:34,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260626715] [2021-03-24 19:47:34,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:34,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 19:47:34,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294559427] [2021-03-24 19:47:34,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:47:34,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:34,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:47:34,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:47:34,821 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 140 [2021-03-24 19:47:34,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 27 transitions, 74 flow. Second operand has 5 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 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 19:47:34,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:34,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 140 [2021-03-24 19:47:34,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:34,893 INFO L129 PetriNetUnfolder]: 12/58 cut-off events. [2021-03-24 19:47:34,893 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-24 19:47:34,893 INFO L84 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 58 events. 12/58 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 142 event pairs, 0 based on Foata normal form. 4/60 useless extension candidates. Maximal degree in co-relation 103. Up to 16 conditions per place. [2021-03-24 19:47:34,895 INFO L132 encePairwiseOnDemand]: 133/140 looper letters, 6 selfloop transitions, 5 changer transitions 7/38 dead transitions. [2021-03-24 19:47:34,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 38 transitions, 132 flow [2021-03-24 19:47:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 19:47:34,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 19:47:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 804 transitions. [2021-03-24 19:47:34,898 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2021-03-24 19:47:34,898 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 804 transitions. [2021-03-24 19:47:34,898 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 804 transitions. [2021-03-24 19:47:34,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:34,899 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 804 transitions. [2021-03-24 19:47:34,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 114.85714285714286) internal successors, (804), 7 states have internal predecessors, (804), 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 19:47:34,903 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 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 19:47:34,904 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 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 19:47:34,904 INFO L185 Difference]: Start difference. First operand has 41 places, 27 transitions, 74 flow. Second operand 7 states and 804 transitions. [2021-03-24 19:47:34,904 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 38 transitions, 132 flow [2021-03-24 19:47:34,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 38 transitions, 124 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 19:47:34,906 INFO L241 Difference]: Finished difference. Result has 44 places, 29 transitions, 102 flow [2021-03-24 19:47:34,906 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=102, PETRI_PLACES=44, PETRI_TRANSITIONS=29} [2021-03-24 19:47:34,906 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 4 predicate places. [2021-03-24 19:47:34,906 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 29 transitions, 102 flow [2021-03-24 19:47:34,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 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 19:47:34,907 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:34,907 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] [2021-03-24 19:47:34,907 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 19:47:34,907 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:34,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:34,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1014580065, now seen corresponding path program 1 times [2021-03-24 19:47:34,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:34,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103027389] [2021-03-24 19:47:34,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:35,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:35,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,014 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 19:47:35,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 19:47:35,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:35,032 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 19:47:35,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103027389] [2021-03-24 19:47:35,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:35,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 19:47:35,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752789746] [2021-03-24 19:47:35,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 19:47:35,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:35,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 19:47:35,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 19:47:35,034 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 140 [2021-03-24 19:47:35,035 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 29 transitions, 102 flow. Second operand has 6 states, 6 states have (on average 113.0) internal successors, (678), 6 states have internal predecessors, (678), 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 19:47:35,035 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:35,035 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 140 [2021-03-24 19:47:35,035 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:35,111 INFO L129 PetriNetUnfolder]: 4/38 cut-off events. [2021-03-24 19:47:35,111 INFO L130 PetriNetUnfolder]: For 30/32 co-relation queries the response was YES. [2021-03-24 19:47:35,111 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 38 events. 4/38 cut-off events. For 30/32 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 37 event pairs, 0 based on Foata normal form. 5/43 useless extension candidates. Maximal degree in co-relation 90. Up to 13 conditions per place. [2021-03-24 19:47:35,111 INFO L132 encePairwiseOnDemand]: 133/140 looper letters, 2 selfloop transitions, 7 changer transitions 5/34 dead transitions. [2021-03-24 19:47:35,112 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 34 transitions, 159 flow [2021-03-24 19:47:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 19:47:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 19:47:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 912 transitions. [2021-03-24 19:47:35,114 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8142857142857143 [2021-03-24 19:47:35,114 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 912 transitions. [2021-03-24 19:47:35,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 912 transitions. [2021-03-24 19:47:35,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:35,115 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 912 transitions. [2021-03-24 19:47:35,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 114.0) internal successors, (912), 8 states have internal predecessors, (912), 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 19:47:35,120 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 140.0) internal successors, (1260), 9 states have internal predecessors, (1260), 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 19:47:35,120 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 140.0) internal successors, (1260), 9 states have internal predecessors, (1260), 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 19:47:35,120 INFO L185 Difference]: Start difference. First operand has 44 places, 29 transitions, 102 flow. Second operand 8 states and 912 transitions. [2021-03-24 19:47:35,121 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 34 transitions, 159 flow [2021-03-24 19:47:35,122 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 34 transitions, 126 flow, removed 10 selfloop flow, removed 6 redundant places. [2021-03-24 19:47:35,124 INFO L241 Difference]: Finished difference. Result has 47 places, 29 transitions, 108 flow [2021-03-24 19:47:35,124 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=79, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=108, PETRI_PLACES=47, PETRI_TRANSITIONS=29} [2021-03-24 19:47:35,124 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 7 predicate places. [2021-03-24 19:47:35,124 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 29 transitions, 108 flow [2021-03-24 19:47:35,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 113.0) internal successors, (678), 6 states have internal predecessors, (678), 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 19:47:35,125 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:35,125 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 19:47:35,125 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 19:47:35,125 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:35,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:35,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1890452019, now seen corresponding path program 1 times [2021-03-24 19:47:35,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:35,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970150991] [2021-03-24 19:47:35,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:35,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:35,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,281 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-24 19:47:35,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 19:47:35,295 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:47:35,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:47:35,301 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 19:47:35,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970150991] [2021-03-24 19:47:35,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:35,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:47:35,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043869174] [2021-03-24 19:47:35,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:47:35,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:35,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:47:35,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:47:35,304 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 140 [2021-03-24 19:47:35,305 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 29 transitions, 108 flow. Second operand has 5 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 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 19:47:35,305 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:35,305 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 140 [2021-03-24 19:47:35,305 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:35,379 INFO L129 PetriNetUnfolder]: 7/57 cut-off events. [2021-03-24 19:47:35,379 INFO L130 PetriNetUnfolder]: For 38/38 co-relation queries the response was YES. [2021-03-24 19:47:35,382 INFO L84 FinitePrefix]: Finished finitePrefix Result has 147 conditions, 57 events. 7/57 cut-off events. For 38/38 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 113 event pairs, 1 based on Foata normal form. 1/58 useless extension candidates. Maximal degree in co-relation 124. Up to 15 conditions per place. [2021-03-24 19:47:35,382 INFO L132 encePairwiseOnDemand]: 132/140 looper letters, 8 selfloop transitions, 8 changer transitions 1/36 dead transitions. [2021-03-24 19:47:35,383 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 36 transitions, 156 flow [2021-03-24 19:47:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 19:47:35,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 19:47:35,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 684 transitions. [2021-03-24 19:47:35,385 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8142857142857143 [2021-03-24 19:47:35,385 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 684 transitions. [2021-03-24 19:47:35,385 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 684 transitions. [2021-03-24 19:47:35,386 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:35,386 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 684 transitions. [2021-03-24 19:47:35,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 114.0) internal successors, (684), 6 states have internal predecessors, (684), 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 19:47:35,389 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 140.0) internal successors, (980), 7 states have internal predecessors, (980), 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 19:47:35,389 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 140.0) internal successors, (980), 7 states have internal predecessors, (980), 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 19:47:35,390 INFO L185 Difference]: Start difference. First operand has 47 places, 29 transitions, 108 flow. Second operand 6 states and 684 transitions. [2021-03-24 19:47:35,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 36 transitions, 156 flow [2021-03-24 19:47:35,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 36 transitions, 118 flow, removed 8 selfloop flow, removed 11 redundant places. [2021-03-24 19:47:35,394 INFO L241 Difference]: Finished difference. Result has 42 places, 35 transitions, 120 flow [2021-03-24 19:47:35,394 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=120, PETRI_PLACES=42, PETRI_TRANSITIONS=35} [2021-03-24 19:47:35,394 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 2 predicate places. [2021-03-24 19:47:35,394 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 35 transitions, 120 flow [2021-03-24 19:47:35,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 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 19:47:35,395 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:35,395 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, 1] [2021-03-24 19:47:35,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 19:47:35,395 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:35,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:35,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1756551041, now seen corresponding path program 2 times [2021-03-24 19:47:35,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:35,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254235547] [2021-03-24 19:47:35,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:35,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:35,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,489 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-24 19:47:35,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 19:47:35,503 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:47:35,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:47:35,510 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 19:47:35,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254235547] [2021-03-24 19:47:35,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:35,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 19:47:35,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542504638] [2021-03-24 19:47:35,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 19:47:35,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:35,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 19:47:35,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 19:47:35,513 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 140 [2021-03-24 19:47:35,514 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 35 transitions, 120 flow. Second operand has 6 states, 6 states have (on average 112.66666666666667) internal successors, (676), 6 states have internal predecessors, (676), 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 19:47:35,514 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:35,514 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 140 [2021-03-24 19:47:35,514 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:35,590 INFO L129 PetriNetUnfolder]: 7/64 cut-off events. [2021-03-24 19:47:35,590 INFO L130 PetriNetUnfolder]: For 16/22 co-relation queries the response was YES. [2021-03-24 19:47:35,590 INFO L84 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 64 events. 7/64 cut-off events. For 16/22 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 143 event pairs, 1 based on Foata normal form. 7/71 useless extension candidates. Maximal degree in co-relation 136. Up to 13 conditions per place. [2021-03-24 19:47:35,590 INFO L132 encePairwiseOnDemand]: 133/140 looper letters, 7 selfloop transitions, 3 changer transitions 9/38 dead transitions. [2021-03-24 19:47:35,590 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 38 transitions, 172 flow [2021-03-24 19:47:35,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 19:47:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 19:47:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 796 transitions. [2021-03-24 19:47:35,593 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8122448979591836 [2021-03-24 19:47:35,593 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 796 transitions. [2021-03-24 19:47:35,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 796 transitions. [2021-03-24 19:47:35,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:35,594 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 796 transitions. [2021-03-24 19:47:35,595 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 113.71428571428571) internal successors, (796), 7 states have internal predecessors, (796), 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 19:47:35,597 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 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 19:47:35,597 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 140.0) internal successors, (1120), 8 states have internal predecessors, (1120), 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 19:47:35,597 INFO L185 Difference]: Start difference. First operand has 42 places, 35 transitions, 120 flow. Second operand 7 states and 796 transitions. [2021-03-24 19:47:35,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 38 transitions, 172 flow [2021-03-24 19:47:35,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 38 transitions, 170 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-24 19:47:35,600 INFO L241 Difference]: Finished difference. Result has 48 places, 29 transitions, 95 flow [2021-03-24 19:47:35,600 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=95, PETRI_PLACES=48, PETRI_TRANSITIONS=29} [2021-03-24 19:47:35,600 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 8 predicate places. [2021-03-24 19:47:35,600 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 29 transitions, 95 flow [2021-03-24 19:47:35,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 112.66666666666667) internal successors, (676), 6 states have internal predecessors, (676), 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 19:47:35,601 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:35,601 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 19:47:35,601 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 19:47:35,601 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:35,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:35,601 INFO L82 PathProgramCache]: Analyzing trace with hash -2016994803, now seen corresponding path program 3 times [2021-03-24 19:47:35,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:35,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683418879] [2021-03-24 19:47:35,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:47:35,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:47:35,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:47:35,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:47:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 19:47:35,755 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-03-24 19:47:35,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 19:47:35,776 INFO L142 QuantifierPusher]: treesize reduction 26, result has 81.6 percent of original size [2021-03-24 19:47:35,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-03-24 19:47:35,843 INFO L142 QuantifierPusher]: treesize reduction 49, result has 64.5 percent of original size [2021-03-24 19:47:35,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 19:47:35,874 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-03-24 19:47:35,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 19:47:35,885 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:47:35,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:47:35,891 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 19:47:35,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683418879] [2021-03-24 19:47:35,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:47:35,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 19:47:35,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601623277] [2021-03-24 19:47:35,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 19:47:35,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:47:35,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 19:47:35,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-03-24 19:47:35,896 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 140 [2021-03-24 19:47:35,897 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 29 transitions, 95 flow. Second operand has 9 states, 9 states have (on average 95.55555555555556) internal successors, (860), 9 states have internal predecessors, (860), 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 19:47:35,897 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:47:35,897 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 140 [2021-03-24 19:47:35,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:47:36,115 INFO L129 PetriNetUnfolder]: 3/46 cut-off events. [2021-03-24 19:47:36,115 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2021-03-24 19:47:36,115 INFO L84 FinitePrefix]: Finished finitePrefix Result has 110 conditions, 46 events. 3/46 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 58 event pairs, 0 based on Foata normal form. 1/47 useless extension candidates. Maximal degree in co-relation 99. Up to 9 conditions per place. [2021-03-24 19:47:36,116 INFO L132 encePairwiseOnDemand]: 129/140 looper letters, 7 selfloop transitions, 7 changer transitions 5/34 dead transitions. [2021-03-24 19:47:36,116 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 34 transitions, 151 flow [2021-03-24 19:47:36,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 19:47:36,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 19:47:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1054 transitions. [2021-03-24 19:47:36,119 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6844155844155844 [2021-03-24 19:47:36,119 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1054 transitions. [2021-03-24 19:47:36,119 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1054 transitions. [2021-03-24 19:47:36,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:47:36,120 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1054 transitions. [2021-03-24 19:47:36,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 95.81818181818181) internal successors, (1054), 11 states have internal predecessors, (1054), 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 19:47:36,125 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 140.0) internal successors, (1680), 12 states have internal predecessors, (1680), 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 19:47:36,126 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 140.0) internal successors, (1680), 12 states have internal predecessors, (1680), 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 19:47:36,127 INFO L185 Difference]: Start difference. First operand has 48 places, 29 transitions, 95 flow. Second operand 11 states and 1054 transitions. [2021-03-24 19:47:36,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 34 transitions, 151 flow [2021-03-24 19:47:36,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 34 transitions, 126 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-03-24 19:47:36,129 INFO L241 Difference]: Finished difference. Result has 52 places, 29 transitions, 104 flow [2021-03-24 19:47:36,129 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=104, PETRI_PLACES=52, PETRI_TRANSITIONS=29} [2021-03-24 19:47:36,130 INFO L343 CegarLoopForPetriNet]: 40 programPoint places, 12 predicate places. [2021-03-24 19:47:36,130 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 29 transitions, 104 flow [2021-03-24 19:47:36,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 95.55555555555556) internal successors, (860), 9 states have internal predecessors, (860), 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 19:47:36,131 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:47:36,131 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 19:47:36,131 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 19:47:36,131 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:47:36,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:47:36,131 INFO L82 PathProgramCache]: Analyzing trace with hash 2089040869, now seen corresponding path program 4 times [2021-03-24 19:47:36,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:47:36,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400148396] [2021-03-24 19:47:36,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:47:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 19:47:36,187 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 19:47:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 19:47:36,232 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 19:47:36,272 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 19:47:36,272 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 19:47:36,272 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 19:47:36,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 07:47:36 BasicIcfg [2021-03-24 19:47:36,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 19:47:36,367 INFO L168 Benchmark]: Toolchain (without parser) took 8119.21 ms. Allocated memory was 255.9 MB in the beginning and 455.1 MB in the end (delta: 199.2 MB). Free memory was 234.8 MB in the beginning and 236.3 MB in the end (delta: -1.5 MB). Peak memory consumption was 196.8 MB. Max. memory is 16.0 GB. [2021-03-24 19:47:36,367 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory was 237.8 MB in the beginning and 237.7 MB in the end (delta: 160.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 19:47:36,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.75 ms. Allocated memory was 255.9 MB in the beginning and 362.8 MB in the end (delta: 107.0 MB). Free memory was 234.8 MB in the beginning and 321.7 MB in the end (delta: -87.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-03-24 19:47:36,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.74 ms. Allocated memory is still 362.8 MB. Free memory was 321.7 MB in the beginning and 318.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 19:47:36,372 INFO L168 Benchmark]: Boogie Preprocessor took 43.25 ms. Allocated memory is still 362.8 MB. Free memory was 318.8 MB in the beginning and 316.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 19:47:36,372 INFO L168 Benchmark]: RCFGBuilder took 2085.38 ms. Allocated memory is still 362.8 MB. Free memory was 316.7 MB in the beginning and 273.2 MB in the end (delta: 43.5 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.0 GB. [2021-03-24 19:47:36,372 INFO L168 Benchmark]: TraceAbstraction took 5323.34 ms. Allocated memory was 362.8 MB in the beginning and 455.1 MB in the end (delta: 92.3 MB). Free memory was 273.2 MB in the beginning and 236.3 MB in the end (delta: 37.0 MB). Peak memory consumption was 129.3 MB. Max. memory is 16.0 GB. [2021-03-24 19:47:36,374 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory was 237.8 MB in the beginning and 237.7 MB in the end (delta: 160.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 585.75 ms. Allocated memory was 255.9 MB in the beginning and 362.8 MB in the end (delta: 107.0 MB). Free memory was 234.8 MB in the beginning and 321.7 MB in the end (delta: -87.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 73.74 ms. Allocated memory is still 362.8 MB. Free memory was 321.7 MB in the beginning and 318.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 43.25 ms. Allocated memory is still 362.8 MB. Free memory was 318.8 MB in the beginning and 316.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2085.38 ms. Allocated memory is still 362.8 MB. Free memory was 316.7 MB in the beginning and 273.2 MB in the end (delta: 43.5 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5323.34 ms. Allocated memory was 362.8 MB in the beginning and 455.1 MB in the end (delta: 92.3 MB). Free memory was 273.2 MB in the beginning and 236.3 MB in the end (delta: 37.0 MB). Peak memory consumption was 129.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2610.4ms, 87 PlacesBefore, 40 PlacesAfterwards, 82 TransitionsBefore, 34 TransitionsAfterwards, 982 CoEnabledTransitionPairs, 4 FixpointIterations, 26 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 56 TotalNumberOfCompositions, 1608 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 989, positive: 939, positive conditional: 0, positive unconditional: 939, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 687, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 687, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 687, positive: 650, positive conditional: 0, positive unconditional: 650, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 454, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 439, negative conditional: 0, negative unconditional: 439, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 989, positive: 282, positive conditional: 0, positive unconditional: 282, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 687, unknown conditional: 0, unknown unconditional: 687] , Statistics on independence cache: Total cache size (in pairs): 128, Positive cache size: 113, Positive conditional cache size: 0, Positive unconditional cache size: 113, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - CounterExampleResult [Line: 19]: 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; [L713] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L715] 0 int __unbuffered_p1_EAX = 0; [L717] 0 int __unbuffered_p1_EBX = 0; [L718] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L719] 0 _Bool main$tmp_guard1; [L721] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L723] 0 int y = 0; [L724] 0 _Bool y$flush_delayed; [L725] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L726] 0 _Bool y$r_buff0_thd0; [L727] 0 _Bool y$r_buff0_thd1; [L728] 0 _Bool y$r_buff0_thd2; [L729] 0 _Bool y$r_buff1_thd0; [L730] 0 _Bool y$r_buff1_thd1; [L731] 0 _Bool y$r_buff1_thd2; [L732] 0 _Bool y$read_delayed; [L733] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L734] 0 int y$w_buff0; [L735] 0 _Bool y$w_buff0_used; [L736] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L737] 0 _Bool y$w_buff1_used; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L826] 0 pthread_t t1723; [L827] FCALL, FORK 0 pthread_create(&t1723, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L828] 0 pthread_t t1724; [L829] FCALL, FORK 0 pthread_create(&t1724, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L774] 2 y$w_buff1 = y$w_buff0 [L775] 2 y$w_buff0 = 1 [L776] 2 y$w_buff1_used = y$w_buff0_used [L777] 2 y$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L779] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L785] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 2 y$flush_delayed = weak$$choice2 [L788] 2 y$mem_tmp = y [L789] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L789] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1 [L789] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L789] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L790] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L790] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L791] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L791] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L792] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L792] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L793] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L793] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L794] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L795] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L795] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L796] 2 __unbuffered_p1_EAX = y [L797] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L797] 2 y = y$flush_delayed ? y$mem_tmp : y [L798] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L801] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L743] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L746] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 y$flush_delayed = weak$$choice2 [L752] 1 y$mem_tmp = y [L753] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L753] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L754] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L754] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0) [L754] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L754] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L755] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L755] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L755] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L755] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L756] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L756] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L756] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L756] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L757] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L758] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L758] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L758] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L759] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EBX = y [L761] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L761] 1 y = y$flush_delayed ? y$mem_tmp : y [L762] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L804] 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) [L804] 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) [L805] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L805] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L806] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L806] 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 [L807] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L807] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L808] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L808] 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 [L811] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L813] 2 return 0; [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L769] 1 return 0; [L831] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, 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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L4] COND FALSE 0 !(!cond) [L835] 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) [L835] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L835] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L835] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L836] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L836] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L837] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L837] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L838] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L838] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L839] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L839] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L842] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, 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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 83 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 6.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 5067.2ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 865.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2678.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 60 SDtfs, 51 SDslu, 96 SDs, 0 SdLazy, 166 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 214.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 454.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=6, InterpolantAutomatonStates: 52, 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: 37.0ms SsaConstructionTime, 391.7ms SatisfiabilityAnalysisTime, 823.7ms InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 998 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...