/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/mix000_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 19:55:35,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 19:55:35,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 19:55:35,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 19:55:35,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 19:55:35,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 19:55:35,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 19:55:35,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 19:55:35,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 19:55:35,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 19:55:36,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 19:55:36,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 19:55:36,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 19:55:36,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 19:55:36,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 19:55:36,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 19:55:36,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 19:55:36,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 19:55:36,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 19:55:36,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 19:55:36,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 19:55:36,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 19:55:36,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 19:55:36,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 19:55:36,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-11 19:55:36,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-11 19:55:36,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-11 19:55:36,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-11 19:55:36,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-11 19:55:36,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-11 19:55:36,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 19:55:36,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 19:55:36,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 19:55:36,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 19:55:36,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 19:55:36,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 19:55:36,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 19:55:36,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 19:55:36,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 19:55:36,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 19:55:36,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 19:55:36,037 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 [2021-03-11 19:55:36,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 19:55:36,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 19:55:36,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 19:55:36,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 19:55:36,067 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 19:55:36,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 19:55:36,067 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 19:55:36,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 19:55:36,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 19:55:36,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 19:55:36,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 19:55:36,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 19:55:36,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 19:55:36,068 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 19:55:36,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 19:55:36,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 19:55:36,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 19:55:36,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 19:55:36,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 19:55:36,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 19:55:36,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 19:55:36,070 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 19:55:36,070 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 19:55:36,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 19:55:36,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 19:55:36,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 19:55:36,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 19:55:36,313 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 19:55:36,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix000_rmo.opt.i [2021-03-11 19:55:36,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e0e206d/1af5153e65bb4cc7b9a9e3b7381b37f8/FLAG6e2c19d4f [2021-03-11 19:55:36,777 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 19:55:36,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix000_rmo.opt.i [2021-03-11 19:55:36,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e0e206d/1af5153e65bb4cc7b9a9e3b7381b37f8/FLAG6e2c19d4f [2021-03-11 19:55:37,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e0e206d/1af5153e65bb4cc7b9a9e3b7381b37f8 [2021-03-11 19:55:37,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 19:55:37,140 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 19:55:37,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 19:55:37,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 19:55:37,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 19:55:37,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bac9a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37, skipping insertion in model container [2021-03-11 19:55:37,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 19:55:37,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 19:55:37,288 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/mix000_rmo.opt.i[991,1004] [2021-03-11 19:55:37,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 19:55:37,437 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 19:55:37,444 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/mix000_rmo.opt.i[991,1004] [2021-03-11 19:55:37,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 19:55:37,570 INFO L208 MainTranslator]: Completed translation [2021-03-11 19:55:37,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37 WrapperNode [2021-03-11 19:55:37,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 19:55:37,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 19:55:37,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 19:55:37,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 19:55:37,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 19:55:37,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 19:55:37,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 19:55:37,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 19:55:37,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (1/1) ... [2021-03-11 19:55:37,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 19:55:37,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 19:55:37,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 19:55:37,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 19:55:37,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (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 [2021-03-11 19:55:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 19:55:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 19:55:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 19:55:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 19:55:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 19:55:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 19:55:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 19:55:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 19:55:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 19:55:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 19:55:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 19:55:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 19:55:37,717 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 19:55:39,212 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 19:55:39,212 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-11 19:55:39,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 07:55:39 BoogieIcfgContainer [2021-03-11 19:55:39,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 19:55:39,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 19:55:39,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 19:55:39,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 19:55:39,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 07:55:37" (1/3) ... [2021-03-11 19:55:39,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dab4967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 07:55:39, skipping insertion in model container [2021-03-11 19:55:39,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 07:55:37" (2/3) ... [2021-03-11 19:55:39,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dab4967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 07:55:39, skipping insertion in model container [2021-03-11 19:55:39,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 07:55:39" (3/3) ... [2021-03-11 19:55:39,218 INFO L111 eAbstractionObserver]: Analyzing ICFG mix000_rmo.opt.i [2021-03-11 19:55:39,222 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 19:55:39,225 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-11 19:55:39,226 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 19:55:39,262 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,262 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,262 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,262 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,278 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,279 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,286 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,288 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,288 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,288 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,288 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,296 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,299 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,299 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,299 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,299 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,300 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,302 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,302 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,302 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,303 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,304 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,317 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,317 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,317 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,317 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 19:55:39,318 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 19:55:39,330 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-11 19:55:39,352 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 19:55:39,352 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 19:55:39,352 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 19:55:39,352 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 19:55:39,352 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 19:55:39,352 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 19:55:39,353 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 19:55:39,353 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 19:55:39,362 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 84 transitions, 178 flow [2021-03-11 19:55:39,394 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-03-11 19:55:39,394 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 19:55:39,404 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. [2021-03-11 19:55:39,404 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 84 transitions, 178 flow [2021-03-11 19:55:39,408 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 82 transitions, 170 flow [2021-03-11 19:55:39,410 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 19:55:39,419 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 82 transitions, 170 flow [2021-03-11 19:55:39,420 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 82 transitions, 170 flow [2021-03-11 19:55:39,421 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 82 transitions, 170 flow [2021-03-11 19:55:39,440 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-03-11 19:55:39,440 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 19:55:39,441 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. [2021-03-11 19:55:39,442 INFO L116 LiptonReduction]: Number of co-enabled transitions 982 [2021-03-11 19:55:41,822 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-11 19:55:41,923 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-11 19:55:42,042 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-11 19:55:42,145 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-11 19:55:42,396 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2021-03-11 19:55:42,511 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-11 19:55:42,778 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2021-03-11 19:55:42,894 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-11 19:55:42,896 INFO L131 LiptonReduction]: Checked pairs total: 2687 [2021-03-11 19:55:42,896 INFO L133 LiptonReduction]: Total number of compositions: 73 [2021-03-11 19:55:42,897 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3489 [2021-03-11 19:55:42,903 INFO L129 PetriNetUnfolder]: 0/9 cut-off events. [2021-03-11 19:55:42,903 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 19:55:42,903 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:42,903 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-03-11 19:55:42,903 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:42,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:42,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1110464738, now seen corresponding path program 1 times [2021-03-11 19:55:42,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:42,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514547644] [2021-03-11 19:55:42,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:43,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:43,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514547644] [2021-03-11 19:55:43,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:43,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 19:55:43,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355084446] [2021-03-11 19:55:43,098 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 19:55:43,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:43,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 19:55:43,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 19:55:43,107 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 157 [2021-03-11 19:55:43,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 20 transitions, 46 flow. Second operand has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 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) [2021-03-11 19:55:43,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:43,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 157 [2021-03-11 19:55:43,110 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:43,146 INFO L129 PetriNetUnfolder]: 13/62 cut-off events. [2021-03-11 19:55:43,146 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 19:55:43,146 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 62 events. 13/62 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 223 event pairs, 5 based on Foata normal form. 8/63 useless extension candidates. Maximal degree in co-relation 90. Up to 25 conditions per place. [2021-03-11 19:55:43,147 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 6 selfloop transitions, 2 changer transitions 0/20 dead transitions. [2021-03-11 19:55:43,147 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 20 transitions, 62 flow [2021-03-11 19:55:43,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 19:55:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 19:55:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 398 transitions. [2021-03-11 19:55:43,156 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8450106157112527 [2021-03-11 19:55:43,156 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 398 transitions. [2021-03-11 19:55:43,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 398 transitions. [2021-03-11 19:55:43,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:43,159 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 398 transitions. [2021-03-11 19:55:43,161 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-03-11 19:55:43,165 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 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) [2021-03-11 19:55:43,165 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 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) [2021-03-11 19:55:43,166 INFO L185 Difference]: Start difference. First operand has 26 places, 20 transitions, 46 flow. Second operand 3 states and 398 transitions. [2021-03-11 19:55:43,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 27 places, 20 transitions, 62 flow [2021-03-11 19:55:43,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 20 transitions, 60 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 19:55:43,169 INFO L241 Difference]: Finished difference. Result has 25 places, 18 transitions, 44 flow [2021-03-11 19:55:43,170 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=44, PETRI_PLACES=25, PETRI_TRANSITIONS=18} [2021-03-11 19:55:43,170 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, -1 predicate places. [2021-03-11 19:55:43,170 INFO L480 AbstractCegarLoop]: Abstraction has has 25 places, 18 transitions, 44 flow [2021-03-11 19:55:43,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 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) [2021-03-11 19:55:43,171 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:43,171 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:43,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 19:55:43,171 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:43,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:43,171 INFO L82 PathProgramCache]: Analyzing trace with hash 2018916135, now seen corresponding path program 1 times [2021-03-11 19:55:43,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:43,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940018831] [2021-03-11 19:55:43,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:43,245 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-11 19:55:43,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 19:55:43,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 19:55:43,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:43,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940018831] [2021-03-11 19:55:43,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:43,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 19:55:43,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858523590] [2021-03-11 19:55:43,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 19:55:43,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:43,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 19:55:43,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 19:55:43,259 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 157 [2021-03-11 19:55:43,260 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 18 transitions, 44 flow. Second operand has 4 states, 4 states have (on average 121.75) internal successors, (487), 4 states have internal predecessors, (487), 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) [2021-03-11 19:55:43,260 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:43,260 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 157 [2021-03-11 19:55:43,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:43,319 INFO L129 PetriNetUnfolder]: 50/131 cut-off events. [2021-03-11 19:55:43,319 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 19:55:43,320 INFO L84 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 131 events. 50/131 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 563 event pairs, 30 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 232. Up to 67 conditions per place. [2021-03-11 19:55:43,320 INFO L132 encePairwiseOnDemand]: 152/157 looper letters, 6 selfloop transitions, 3 changer transitions 10/29 dead transitions. [2021-03-11 19:55:43,321 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 29 transitions, 104 flow [2021-03-11 19:55:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 19:55:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 19:55:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 626 transitions. [2021-03-11 19:55:43,323 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7974522292993631 [2021-03-11 19:55:43,323 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 626 transitions. [2021-03-11 19:55:43,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 626 transitions. [2021-03-11 19:55:43,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:43,323 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 626 transitions. [2021-03-11 19:55:43,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 125.2) internal successors, (626), 5 states have internal predecessors, (626), 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) [2021-03-11 19:55:43,326 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:43,326 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:43,326 INFO L185 Difference]: Start difference. First operand has 25 places, 18 transitions, 44 flow. Second operand 5 states and 626 transitions. [2021-03-11 19:55:43,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 29 transitions, 104 flow [2021-03-11 19:55:43,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 29 transitions, 100 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 19:55:43,327 INFO L241 Difference]: Finished difference. Result has 30 places, 19 transitions, 65 flow [2021-03-11 19:55:43,327 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=65, PETRI_PLACES=30, PETRI_TRANSITIONS=19} [2021-03-11 19:55:43,328 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 4 predicate places. [2021-03-11 19:55:43,328 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 19 transitions, 65 flow [2021-03-11 19:55:43,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 121.75) internal successors, (487), 4 states have internal predecessors, (487), 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) [2021-03-11 19:55:43,328 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:43,328 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:43,328 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 19:55:43,328 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:43,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:43,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1146985851, now seen corresponding path program 1 times [2021-03-11 19:55:43,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:43,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123354466] [2021-03-11 19:55:43,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:43,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:43,384 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-11 19:55:43,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 19:55:43,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 19:55:43,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:43,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123354466] [2021-03-11 19:55:43,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:43,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 19:55:43,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494503699] [2021-03-11 19:55:43,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 19:55:43,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:43,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 19:55:43,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 19:55:43,402 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 157 [2021-03-11 19:55:43,403 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 19 transitions, 65 flow. Second operand has 5 states, 5 states have (on average 121.8) internal successors, (609), 5 states have internal predecessors, (609), 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) [2021-03-11 19:55:43,403 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:43,403 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 157 [2021-03-11 19:55:43,403 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:43,447 INFO L129 PetriNetUnfolder]: 21/66 cut-off events. [2021-03-11 19:55:43,447 INFO L130 PetriNetUnfolder]: For 41/48 co-relation queries the response was YES. [2021-03-11 19:55:43,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 66 events. 21/66 cut-off events. For 41/48 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 205 event pairs, 6 based on Foata normal form. 6/71 useless extension candidates. Maximal degree in co-relation 157. Up to 37 conditions per place. [2021-03-11 19:55:43,449 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 7 selfloop transitions, 3 changer transitions 5/25 dead transitions. [2021-03-11 19:55:43,449 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 25 transitions, 113 flow [2021-03-11 19:55:43,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 19:55:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 19:55:43,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 621 transitions. [2021-03-11 19:55:43,451 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7910828025477707 [2021-03-11 19:55:43,451 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 621 transitions. [2021-03-11 19:55:43,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 621 transitions. [2021-03-11 19:55:43,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:43,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 621 transitions. [2021-03-11 19:55:43,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.2) internal successors, (621), 5 states have internal predecessors, (621), 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) [2021-03-11 19:55:43,454 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:43,454 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:43,454 INFO L185 Difference]: Start difference. First operand has 30 places, 19 transitions, 65 flow. Second operand 5 states and 621 transitions. [2021-03-11 19:55:43,454 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 25 transitions, 113 flow [2021-03-11 19:55:43,455 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 25 transitions, 104 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-03-11 19:55:43,456 INFO L241 Difference]: Finished difference. Result has 32 places, 19 transitions, 73 flow [2021-03-11 19:55:43,456 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=58, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=73, PETRI_PLACES=32, PETRI_TRANSITIONS=19} [2021-03-11 19:55:43,456 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 6 predicate places. [2021-03-11 19:55:43,456 INFO L480 AbstractCegarLoop]: Abstraction has has 32 places, 19 transitions, 73 flow [2021-03-11 19:55:43,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 121.8) internal successors, (609), 5 states have internal predecessors, (609), 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) [2021-03-11 19:55:43,456 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:43,456 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:43,457 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 19:55:43,457 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:43,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:43,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1146650462, now seen corresponding path program 1 times [2021-03-11 19:55:43,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:43,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464477813] [2021-03-11 19:55:43,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:43,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 19:55:43,590 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-11 19:55:43,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 19:55:43,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 19:55:43,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 19:55:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:43,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464477813] [2021-03-11 19:55:43,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:43,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 19:55:43,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56891000] [2021-03-11 19:55:43,624 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 19:55:43,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:43,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 19:55:43,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-11 19:55:43,625 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 157 [2021-03-11 19:55:43,626 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 32 places, 19 transitions, 73 flow. Second operand has 6 states, 6 states have (on average 103.0) internal successors, (618), 6 states have internal predecessors, (618), 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) [2021-03-11 19:55:43,626 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:43,626 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 157 [2021-03-11 19:55:43,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:43,775 INFO L129 PetriNetUnfolder]: 60/138 cut-off events. [2021-03-11 19:55:43,776 INFO L130 PetriNetUnfolder]: For 131/131 co-relation queries the response was YES. [2021-03-11 19:55:43,778 INFO L84 FinitePrefix]: Finished finitePrefix Result has 376 conditions, 138 events. 60/138 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 520 event pairs, 36 based on Foata normal form. 9/147 useless extension candidates. Maximal degree in co-relation 361. Up to 99 conditions per place. [2021-03-11 19:55:43,779 INFO L132 encePairwiseOnDemand]: 149/157 looper letters, 11 selfloop transitions, 10 changer transitions 7/35 dead transitions. [2021-03-11 19:55:43,779 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 35 transitions, 186 flow [2021-03-11 19:55:43,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 19:55:43,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 19:55:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 743 transitions. [2021-03-11 19:55:43,784 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6760691537761602 [2021-03-11 19:55:43,784 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 743 transitions. [2021-03-11 19:55:43,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 743 transitions. [2021-03-11 19:55:43,784 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:43,784 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 743 transitions. [2021-03-11 19:55:43,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 106.14285714285714) internal successors, (743), 7 states have internal predecessors, (743), 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) [2021-03-11 19:55:43,788 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 157.0) internal successors, (1256), 8 states have internal predecessors, (1256), 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) [2021-03-11 19:55:43,788 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 157.0) internal successors, (1256), 8 states have internal predecessors, (1256), 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) [2021-03-11 19:55:43,788 INFO L185 Difference]: Start difference. First operand has 32 places, 19 transitions, 73 flow. Second operand 7 states and 743 transitions. [2021-03-11 19:55:43,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 35 transitions, 186 flow [2021-03-11 19:55:43,789 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 35 transitions, 174 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-11 19:55:43,790 INFO L241 Difference]: Finished difference. Result has 37 places, 26 transitions, 139 flow [2021-03-11 19:55:43,790 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=63, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=139, PETRI_PLACES=37, PETRI_TRANSITIONS=26} [2021-03-11 19:55:43,790 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 11 predicate places. [2021-03-11 19:55:43,790 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 26 transitions, 139 flow [2021-03-11 19:55:43,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 103.0) internal successors, (618), 6 states have internal predecessors, (618), 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) [2021-03-11 19:55:43,790 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:43,790 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:43,791 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 19:55:43,791 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:43,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:43,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1990331582, now seen corresponding path program 2 times [2021-03-11 19:55:43,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:43,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736713815] [2021-03-11 19:55:43,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:43,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:43,842 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-11 19:55:43,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 19:55:43,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 19:55:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:43,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736713815] [2021-03-11 19:55:43,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:43,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 19:55:43,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60120402] [2021-03-11 19:55:43,858 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 19:55:43,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:43,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 19:55:43,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 19:55:43,860 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 157 [2021-03-11 19:55:43,861 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 26 transitions, 139 flow. Second operand has 5 states, 5 states have (on average 121.8) internal successors, (609), 5 states have internal predecessors, (609), 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) [2021-03-11 19:55:43,861 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:43,861 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 157 [2021-03-11 19:55:43,861 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:43,915 INFO L129 PetriNetUnfolder]: 28/88 cut-off events. [2021-03-11 19:55:43,915 INFO L130 PetriNetUnfolder]: For 127/127 co-relation queries the response was YES. [2021-03-11 19:55:43,915 INFO L84 FinitePrefix]: Finished finitePrefix Result has 303 conditions, 88 events. 28/88 cut-off events. For 127/127 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 316 event pairs, 12 based on Foata normal form. 6/93 useless extension candidates. Maximal degree in co-relation 285. Up to 44 conditions per place. [2021-03-11 19:55:43,916 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 9 selfloop transitions, 6 changer transitions 5/32 dead transitions. [2021-03-11 19:55:43,916 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 32 transitions, 217 flow [2021-03-11 19:55:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 19:55:43,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 19:55:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 621 transitions. [2021-03-11 19:55:43,917 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7910828025477707 [2021-03-11 19:55:43,917 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 621 transitions. [2021-03-11 19:55:43,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 621 transitions. [2021-03-11 19:55:43,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:43,918 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 621 transitions. [2021-03-11 19:55:43,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.2) internal successors, (621), 5 states have internal predecessors, (621), 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) [2021-03-11 19:55:43,920 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:43,920 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:43,920 INFO L185 Difference]: Start difference. First operand has 37 places, 26 transitions, 139 flow. Second operand 5 states and 621 transitions. [2021-03-11 19:55:43,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 32 transitions, 217 flow [2021-03-11 19:55:43,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 32 transitions, 202 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-03-11 19:55:43,922 INFO L241 Difference]: Finished difference. Result has 40 places, 26 transitions, 150 flow [2021-03-11 19:55:43,922 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=150, PETRI_PLACES=40, PETRI_TRANSITIONS=26} [2021-03-11 19:55:43,922 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 14 predicate places. [2021-03-11 19:55:43,922 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 26 transitions, 150 flow [2021-03-11 19:55:43,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 121.8) internal successors, (609), 5 states have internal predecessors, (609), 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) [2021-03-11 19:55:43,922 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:43,923 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:43,923 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 19:55:43,923 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:43,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:43,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1553353856, now seen corresponding path program 1 times [2021-03-11 19:55:43,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:43,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947552915] [2021-03-11 19:55:43,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:43,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:43,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:43,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 19:55:43,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:43,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947552915] [2021-03-11 19:55:43,954 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:43,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 19:55:43,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844714527] [2021-03-11 19:55:43,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 19:55:43,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:43,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 19:55:43,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 19:55:43,956 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 157 [2021-03-11 19:55:43,956 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 26 transitions, 150 flow. Second operand has 3 states, 3 states have (on average 130.66666666666666) internal successors, (392), 3 states have internal predecessors, (392), 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) [2021-03-11 19:55:43,956 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:43,956 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 157 [2021-03-11 19:55:43,956 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:43,964 INFO L129 PetriNetUnfolder]: 9/44 cut-off events. [2021-03-11 19:55:43,965 INFO L130 PetriNetUnfolder]: For 59/60 co-relation queries the response was YES. [2021-03-11 19:55:43,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 44 events. 9/44 cut-off events. For 59/60 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 101 event pairs, 4 based on Foata normal form. 1/43 useless extension candidates. Maximal degree in co-relation 121. Up to 13 conditions per place. [2021-03-11 19:55:43,965 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 3 selfloop transitions, 3 changer transitions 0/25 dead transitions. [2021-03-11 19:55:43,965 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 25 transitions, 144 flow [2021-03-11 19:55:43,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 19:55:43,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 19:55:43,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2021-03-11 19:55:43,966 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8428874734607219 [2021-03-11 19:55:43,966 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 397 transitions. [2021-03-11 19:55:43,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 397 transitions. [2021-03-11 19:55:43,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:43,966 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 397 transitions. [2021-03-11 19:55:43,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 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) [2021-03-11 19:55:43,968 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 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) [2021-03-11 19:55:43,968 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 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) [2021-03-11 19:55:43,968 INFO L185 Difference]: Start difference. First operand has 40 places, 26 transitions, 150 flow. Second operand 3 states and 397 transitions. [2021-03-11 19:55:43,968 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 25 transitions, 144 flow [2021-03-11 19:55:43,969 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 25 transitions, 115 flow, removed 6 selfloop flow, removed 7 redundant places. [2021-03-11 19:55:43,969 INFO L241 Difference]: Finished difference. Result has 34 places, 25 transitions, 118 flow [2021-03-11 19:55:43,969 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=99, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=118, PETRI_PLACES=34, PETRI_TRANSITIONS=25} [2021-03-11 19:55:43,970 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 8 predicate places. [2021-03-11 19:55:43,970 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 25 transitions, 118 flow [2021-03-11 19:55:43,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 130.66666666666666) internal successors, (392), 3 states have internal predecessors, (392), 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) [2021-03-11 19:55:43,970 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:43,970 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:43,970 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 19:55:43,970 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:43,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:43,970 INFO L82 PathProgramCache]: Analyzing trace with hash 600831587, now seen corresponding path program 1 times [2021-03-11 19:55:43,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:43,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699074444] [2021-03-11 19:55:43,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:44,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:44,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:44,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 19:55:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:44,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699074444] [2021-03-11 19:55:44,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:44,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 19:55:44,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581585422] [2021-03-11 19:55:44,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 19:55:44,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:44,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 19:55:44,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 19:55:44,016 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 157 [2021-03-11 19:55:44,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 25 transitions, 118 flow. Second operand has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 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) [2021-03-11 19:55:44,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:44,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 157 [2021-03-11 19:55:44,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:44,028 INFO L129 PetriNetUnfolder]: 4/27 cut-off events. [2021-03-11 19:55:44,029 INFO L130 PetriNetUnfolder]: For 12/14 co-relation queries the response was YES. [2021-03-11 19:55:44,029 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 27 events. 4/27 cut-off events. For 12/14 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 28 event pairs, 0 based on Foata normal form. 5/32 useless extension candidates. Maximal degree in co-relation 68. Up to 7 conditions per place. [2021-03-11 19:55:44,029 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 1 selfloop transitions, 5 changer transitions 0/25 dead transitions. [2021-03-11 19:55:44,029 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 25 transitions, 130 flow [2021-03-11 19:55:44,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 19:55:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 19:55:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 527 transitions. [2021-03-11 19:55:44,030 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.839171974522293 [2021-03-11 19:55:44,030 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 527 transitions. [2021-03-11 19:55:44,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 527 transitions. [2021-03-11 19:55:44,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:44,031 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 527 transitions. [2021-03-11 19:55:44,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 131.75) internal successors, (527), 4 states have internal predecessors, (527), 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) [2021-03-11 19:55:44,032 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 157.0) internal successors, (785), 5 states have internal predecessors, (785), 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) [2021-03-11 19:55:44,032 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 157.0) internal successors, (785), 5 states have internal predecessors, (785), 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) [2021-03-11 19:55:44,032 INFO L185 Difference]: Start difference. First operand has 34 places, 25 transitions, 118 flow. Second operand 4 states and 527 transitions. [2021-03-11 19:55:44,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 25 transitions, 130 flow [2021-03-11 19:55:44,033 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 25 transitions, 107 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-03-11 19:55:44,033 INFO L241 Difference]: Finished difference. Result has 34 places, 25 transitions, 111 flow [2021-03-11 19:55:44,033 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=95, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=111, PETRI_PLACES=34, PETRI_TRANSITIONS=25} [2021-03-11 19:55:44,034 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 8 predicate places. [2021-03-11 19:55:44,034 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 25 transitions, 111 flow [2021-03-11 19:55:44,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 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) [2021-03-11 19:55:44,034 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:44,034 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:44,034 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 19:55:44,034 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:44,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:44,034 INFO L82 PathProgramCache]: Analyzing trace with hash -563982677, now seen corresponding path program 1 times [2021-03-11 19:55:44,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:44,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520808623] [2021-03-11 19:55:44,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 19:55:44,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 19:55:44,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:44,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 19:55:44,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 19:55:44,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 19:55:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 19:55:44,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520808623] [2021-03-11 19:55:44,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 19:55:44,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 19:55:44,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487178145] [2021-03-11 19:55:44,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 19:55:44,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 19:55:44,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 19:55:44,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-11 19:55:44,098 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 157 [2021-03-11 19:55:44,098 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 25 transitions, 111 flow. Second operand has 5 states, 5 states have (on average 120.2) internal successors, (601), 5 states have internal predecessors, (601), 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) [2021-03-11 19:55:44,098 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 19:55:44,098 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 157 [2021-03-11 19:55:44,098 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 19:55:44,129 INFO L129 PetriNetUnfolder]: 5/39 cut-off events. [2021-03-11 19:55:44,129 INFO L130 PetriNetUnfolder]: For 22/24 co-relation queries the response was YES. [2021-03-11 19:55:44,129 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111 conditions, 39 events. 5/39 cut-off events. For 22/24 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 71 event pairs, 0 based on Foata normal form. 3/42 useless extension candidates. Maximal degree in co-relation 95. Up to 12 conditions per place. [2021-03-11 19:55:44,130 INFO L132 encePairwiseOnDemand]: 153/157 looper letters, 5 selfloop transitions, 1 changer transitions 9/28 dead transitions. [2021-03-11 19:55:44,130 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 28 transitions, 149 flow [2021-03-11 19:55:44,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 19:55:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 19:55:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 605 transitions. [2021-03-11 19:55:44,131 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7707006369426752 [2021-03-11 19:55:44,131 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 605 transitions. [2021-03-11 19:55:44,131 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 605 transitions. [2021-03-11 19:55:44,131 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 19:55:44,131 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 605 transitions. [2021-03-11 19:55:44,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 121.0) internal successors, (605), 5 states have internal predecessors, (605), 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) [2021-03-11 19:55:44,133 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:44,133 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 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) [2021-03-11 19:55:44,133 INFO L185 Difference]: Start difference. First operand has 34 places, 25 transitions, 111 flow. Second operand 5 states and 605 transitions. [2021-03-11 19:55:44,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 28 transitions, 149 flow [2021-03-11 19:55:44,134 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 28 transitions, 139 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-11 19:55:44,134 INFO L241 Difference]: Finished difference. Result has 39 places, 19 transitions, 85 flow [2021-03-11 19:55:44,135 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=85, PETRI_PLACES=39, PETRI_TRANSITIONS=19} [2021-03-11 19:55:44,135 INFO L335 CegarLoopForPetriNet]: 26 programPoint places, 13 predicate places. [2021-03-11 19:55:44,135 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 19 transitions, 85 flow [2021-03-11 19:55:44,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 120.2) internal successors, (601), 5 states have internal predecessors, (601), 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) [2021-03-11 19:55:44,135 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 19:55:44,135 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 19:55:44,135 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 19:55:44,135 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 19:55:44,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 19:55:44,135 INFO L82 PathProgramCache]: Analyzing trace with hash 86640423, now seen corresponding path program 2 times [2021-03-11 19:55:44,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 19:55:44,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430141556] [2021-03-11 19:55:44,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 19:55:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 19:55:44,173 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 19:55:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 19:55:44,223 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 19:55:44,252 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-11 19:55:44,252 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-11 19:55:44,253 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 19:55:44,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 07:55:44 BasicIcfg [2021-03-11 19:55:44,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 19:55:44,322 INFO L168 Benchmark]: Toolchain (without parser) took 7182.64 ms. Allocated memory was 255.9 MB in the beginning and 446.7 MB in the end (delta: 190.8 MB). Free memory was 234.8 MB in the beginning and 250.0 MB in the end (delta: -15.1 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.0 GB. [2021-03-11 19:55:44,324 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 255.9 MB. Free memory is still 237.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 19:55:44,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.56 ms. Allocated memory was 255.9 MB in the beginning and 360.7 MB in the end (delta: 104.9 MB). Free memory was 234.4 MB in the beginning and 320.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-03-11 19:55:44,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.03 ms. Allocated memory is still 360.7 MB. Free memory was 320.2 MB in the beginning and 317.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 19:55:44,325 INFO L168 Benchmark]: Boogie Preprocessor took 22.84 ms. Allocated memory is still 360.7 MB. Free memory was 317.6 MB in the beginning and 315.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 19:55:44,326 INFO L168 Benchmark]: RCFGBuilder took 1569.30 ms. Allocated memory is still 360.7 MB. Free memory was 315.5 MB in the beginning and 172.4 MB in the end (delta: 143.1 MB). Peak memory consumption was 147.3 MB. Max. memory is 16.0 GB. [2021-03-11 19:55:44,327 INFO L168 Benchmark]: TraceAbstraction took 5105.01 ms. Allocated memory was 360.7 MB in the beginning and 446.7 MB in the end (delta: 86.0 MB). Free memory was 172.4 MB in the beginning and 250.0 MB in the end (delta: -77.6 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-03-11 19:55:44,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 255.9 MB. Free memory is still 237.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 428.56 ms. Allocated memory was 255.9 MB in the beginning and 360.7 MB in the end (delta: 104.9 MB). Free memory was 234.4 MB in the beginning and 320.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 49.03 ms. Allocated memory is still 360.7 MB. Free memory was 320.2 MB in the beginning and 317.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 22.84 ms. Allocated memory is still 360.7 MB. Free memory was 317.6 MB in the beginning and 315.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1569.30 ms. Allocated memory is still 360.7 MB. Free memory was 315.5 MB in the beginning and 172.4 MB in the end (delta: 143.1 MB). Peak memory consumption was 147.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5105.01 ms. Allocated memory was 360.7 MB in the beginning and 446.7 MB in the end (delta: 86.0 MB). Free memory was 172.4 MB in the beginning and 250.0 MB in the end (delta: -77.6 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3475.8ms, 87 PlacesBefore, 26 PlacesAfterwards, 82 TransitionsBefore, 20 TransitionsAfterwards, 982 CoEnabledTransitionPairs, 7 FixpointIterations, 35 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 73 TotalNumberOfCompositions, 2687 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1332, positive: 1198, positive conditional: 0, positive unconditional: 1198, negative: 134, negative conditional: 0, negative unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 659, positive: 633, positive conditional: 0, positive unconditional: 633, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 659, positive: 614, positive conditional: 0, positive unconditional: 614, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 354, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 315, negative conditional: 0, negative unconditional: 315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1332, positive: 565, positive conditional: 0, positive unconditional: 565, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 659, unknown conditional: 0, unknown unconditional: 659] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 67, Positive conditional cache size: 0, Positive unconditional cache size: 67, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - 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; [L715] 0 int __unbuffered_p1_EAX = 0; [L717] 0 int __unbuffered_p1_EBX = 0; [L718] 0 _Bool main$tmp_guard0; [L719] 0 _Bool main$tmp_guard1; [L721] 0 int x = 0; [L722] 0 _Bool x$flush_delayed; [L723] 0 int x$mem_tmp; [L724] 0 _Bool x$r_buff0_thd0; [L725] 0 _Bool x$r_buff0_thd1; [L726] 0 _Bool x$r_buff0_thd2; [L727] 0 _Bool x$r_buff1_thd0; [L728] 0 _Bool x$r_buff1_thd1; [L729] 0 _Bool x$r_buff1_thd2; [L730] 0 _Bool x$read_delayed; [L731] 0 int *x$read_delayed_var; [L732] 0 int x$w_buff0; [L733] 0 _Bool x$w_buff0_used; [L734] 0 int x$w_buff1; [L735] 0 _Bool x$w_buff1_used; [L737] 0 int y = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L826] 0 pthread_t t8; [L827] FCALL, FORK 0 pthread_create(&t8, ((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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L828] 0 pthread_t t9; [L829] FCALL, FORK 0 pthread_create(&t9, ((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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 1 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L785] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 2 x$flush_delayed = weak$$choice2 [L788] 2 x$mem_tmp = x [L789] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1 [L789] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L789] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L790] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L790] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L791] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L791] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L792] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L792] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L793] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L793] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L794] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L795] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L795] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L796] 2 __unbuffered_p1_EAX = x [L797] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L797] 2 x = x$flush_delayed ? x$mem_tmp : x [L798] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L801] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L743] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L746] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 x$flush_delayed = weak$$choice2 [L752] 1 x$mem_tmp = x [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L753] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EBX = x [L761] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L761] 1 x = x$flush_delayed ? x$mem_tmp : x [L762] 1 x$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$$choice0=51, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L769] 1 return 0; [L804] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L804] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L805] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L805] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L806] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L806] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L807] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L807] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L808] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L808] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L811] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L813] 2 return 0; [L831] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L4] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L836] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L836] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L837] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L837] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L838] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L838] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L839] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L839] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L842] 0 main$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$$choice0=51, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 83 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 4904.6ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 490.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3548.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 56 SDtfs, 39 SDslu, 55 SDs, 0 SdLazy, 127 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 157.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 122.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred in iteration=5, InterpolantAutomatonStates: 37, 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: 22.2ms SsaConstructionTime, 267.9ms SatisfiabilityAnalysisTime, 365.7ms InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 400 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...