/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-McrStrategy.epf -i ../../../trunk/examples/concurrent/pthreads/distributed_search3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 20:21:57,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 20:21:57,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 20:21:57,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 20:21:57,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 20:21:57,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 20:21:57,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 20:21:57,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 20:21:57,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 20:21:57,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 20:21:57,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 20:21:57,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 20:21:57,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 20:21:57,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 20:21:57,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 20:21:57,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 20:21:57,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 20:21:57,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 20:21:57,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 20:21:57,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 20:21:57,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 20:21:57,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 20:21:57,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 20:21:57,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 20:21:57,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 20:21:57,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 20:21:57,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 20:21:57,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 20:21:57,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 20:21:57,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 20:21:57,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 20:21:57,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 20:21:57,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 20:21:57,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 20:21:57,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 20:21:57,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 20:21:57,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 20:21:57,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 20:21:57,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 20:21:57,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 20:21:57,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 20:21:57,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-McrStrategy.epf [2020-04-18 20:21:57,089 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 20:21:57,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 20:21:57,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 20:21:57,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 20:21:57,091 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 20:21:57,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 20:21:57,091 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 20:21:57,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 20:21:57,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 20:21:57,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 20:21:57,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 20:21:57,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 20:21:57,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 20:21:57,092 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 20:21:57,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 20:21:57,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 20:21:57,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 20:21:57,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 20:21:57,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 20:21:57,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 20:21:57,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 20:21:57,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 20:21:57,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 20:21:57,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 20:21:57,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 20:21:57,095 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 20:21:57,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 20:21:57,095 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-04-18 20:21:57,095 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 20:21:57,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 20:21:57,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 20:21:57,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 20:21:57,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 20:21:57,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 20:21:57,412 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 20:21:57,413 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 20:21:57,415 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/distributed_search3.c [2020-04-18 20:21:57,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86305621d/c6335527450846508fbebc8c88144f02/FLAGee65adce7 [2020-04-18 20:21:57,968 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 20:21:57,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/distributed_search3.c [2020-04-18 20:21:57,969 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2020-04-18 20:21:57,970 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2020-04-18 20:21:58,011 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86305621d/c6335527450846508fbebc8c88144f02/FLAGee65adce7 [2020-04-18 20:21:58,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86305621d/c6335527450846508fbebc8c88144f02 [2020-04-18 20:21:58,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 20:21:58,393 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 20:21:58,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 20:21:58,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 20:21:58,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 20:21:58,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da39b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58, skipping insertion in model container [2020-04-18 20:21:58,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 20:21:58,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 20:21:58,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 20:21:58,729 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 20:21:58,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 20:21:58,772 INFO L208 MainTranslator]: Completed translation [2020-04-18 20:21:58,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58 WrapperNode [2020-04-18 20:21:58,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 20:21:58,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 20:21:58,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 20:21:58,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 20:21:58,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 20:21:58,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 20:21:58,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 20:21:58,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 20:21:58,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... [2020-04-18 20:21:58,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 20:21:58,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 20:21:58,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 20:21:58,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 20:21:58,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 20:21:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 20:21:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure search_worker [2020-04-18 20:21:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure search_worker [2020-04-18 20:21:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 20:21:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 20:21:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 20:21:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 20:21:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 20:21:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 20:21:58,931 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-18 20:21:59,455 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-18 20:21:59,455 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-04-18 20:21:59,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:21:59 BoogieIcfgContainer [2020-04-18 20:21:59,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-18 20:21:59,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-18 20:21:59,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-18 20:21:59,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-18 20:21:59,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 08:21:58" (1/3) ... [2020-04-18 20:21:59,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd2b1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 08:21:59, skipping insertion in model container [2020-04-18 20:21:59,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:21:58" (2/3) ... [2020-04-18 20:21:59,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd2b1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 08:21:59, skipping insertion in model container [2020-04-18 20:21:59,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 08:21:59" (3/3) ... [2020-04-18 20:21:59,471 INFO L109 eAbstractionObserver]: Analyzing ICFG distributed_search3.c [2020-04-18 20:21:59,482 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-18 20:21:59,483 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-18 20:21:59,494 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-04-18 20:21:59,495 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-18 20:21:59,550 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,550 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,550 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,551 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,551 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,552 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,552 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,552 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,552 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,552 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,553 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,554 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,554 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,554 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,554 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,555 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,555 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,562 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,563 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,564 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,564 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,564 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,565 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,565 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,565 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,566 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,566 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,566 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,566 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,567 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,567 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,568 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,569 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,569 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,569 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,569 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,570 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,571 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,571 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,571 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,572 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,573 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,573 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,574 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,574 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,574 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,574 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,575 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,576 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,576 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,576 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,576 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,577 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,577 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,577 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,577 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,577 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,578 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,578 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,578 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,579 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,579 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,579 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,579 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,580 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,580 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,580 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,581 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,582 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,582 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,582 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,582 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,583 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,583 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,584 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,584 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,584 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,585 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,585 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,585 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,585 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,586 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,586 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,587 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,590 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,590 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,591 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,592 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,592 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,592 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,592 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,593 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,593 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,593 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,593 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,593 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,594 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,594 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,594 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,594 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,595 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,595 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,596 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,597 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,597 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,597 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,597 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,598 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,598 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,598 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,599 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,599 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,601 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,602 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,602 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,602 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,602 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,603 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,603 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,603 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,607 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,608 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,608 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,608 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,608 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,609 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,609 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,609 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,609 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,610 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,610 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,610 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,610 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,618 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,618 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,619 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,619 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,619 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,619 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,620 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,620 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,620 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,620 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,621 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,621 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,621 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,625 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,626 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,627 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,627 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,627 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,627 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,628 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,628 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,628 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,628 WARN L315 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,629 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,629 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,629 WARN L315 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 20:21:59,670 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-04-18 20:21:59,689 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-18 20:21:59,689 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-18 20:21:59,689 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-18 20:21:59,689 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-18 20:21:59,689 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-18 20:21:59,690 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-18 20:21:59,690 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-18 20:21:59,690 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-18 20:21:59,707 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 178 places, 185 transitions, 412 flow [2020-04-18 20:22:02,251 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 39616 states. [2020-04-18 20:22:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 39616 states. [2020-04-18 20:22:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:22:02,484 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 20:22:02,487 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 20:22:02,488 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2020-04-18 20:22:02,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:22:02,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1712337849, now seen corresponding path program 1 times [2020-04-18 20:22:02,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 20:22:02,504 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [901809386] [2020-04-18 20:22:02,532 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:22:04,063 INFO L259 McrAutomatonBuilder]: Finished intersection with 8286 states and 27257 transitions. [2020-04-18 20:22:04,141 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states. [2020-04-18 20:22:04,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:22:04,189 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 20:22:04,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:22:04,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1712337849, now seen corresponding path program 2 times [2020-04-18 20:22:04,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 20:22:04,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006231787] [2020-04-18 20:22:04,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 20:22:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 20:22:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 20:22:04,529 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006231787] [2020-04-18 20:22:04,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 20:22:04,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-18 20:22:04,532 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 20:22:04,580 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:22:13,480 INFO L259 McrAutomatonBuilder]: Finished intersection with 4420 states and 14185 transitions. [2020-04-18 20:22:13,480 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 20:22:20,907 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 175 times. [2020-04-18 20:22:20,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2020-04-18 20:22:20,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=510, Invalid=8610, Unknown=0, NotChecked=0, Total=9120 [2020-04-18 20:22:20,918 INFO L87 Difference]: Start difference. First operand 8286 states. Second operand 96 states. [2020-04-18 20:22:25,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:22:25,144 INFO L93 Difference]: Finished difference Result 8286 states and 27257 transitions. [2020-04-18 20:22:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states and 27257 transitions. [2020-04-18 20:22:25,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 20:22:25,200 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [901809386] [2020-04-18 20:22:25,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 20:22:25,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2] total 2 [2020-04-18 20:22:25,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [901809386] [2020-04-18 20:22:25,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 96 states [2020-04-18 20:22:25,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 20:22:25,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2020-04-18 20:22:25,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=510, Invalid=8610, Unknown=0, NotChecked=0, Total=9120 [2020-04-18 20:22:25,212 INFO L87 Difference]: Start difference. First operand 39616 states. Second operand 96 states. [2020-04-18 20:22:30,552 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2020-04-18 20:22:31,314 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-04-18 20:22:32,150 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2020-04-18 20:22:32,669 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-04-18 20:22:33,103 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2020-04-18 20:22:34,020 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-04-18 20:22:34,359 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2020-04-18 20:22:35,161 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-04-18 20:22:35,577 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2020-04-18 20:22:36,261 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-04-18 20:22:36,717 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2020-04-18 20:22:37,256 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-04-18 20:22:37,622 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2020-04-18 20:22:38,215 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-04-18 20:22:38,669 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2020-04-18 20:22:39,251 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-04-18 20:22:39,869 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2020-04-18 20:22:41,181 WARN L192 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-04-18 20:22:42,266 WARN L192 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2020-04-18 20:22:48,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:22:48,543 INFO L93 Difference]: Finished difference Result 78491 states and 292202 transitions. [2020-04-18 20:22:48,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-04-18 20:22:48,549 INFO L78 Accepts]: Start accepts. Automaton has 96 states. Word has length 113 [2020-04-18 20:22:48,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 20:22:49,010 INFO L225 Difference]: With dead ends: 78491 [2020-04-18 20:22:49,010 INFO L226 Difference]: Without dead ends: 78479 [2020-04-18 20:22:49,019 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3523 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=1099, Invalid=14401, Unknown=0, NotChecked=0, Total=15500 [2020-04-18 20:22:50,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78479 states. [2020-04-18 20:22:53,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78479 to 39604. [2020-04-18 20:22:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39604 states. [2020-04-18 20:22:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39604 states to 39604 states and 144738 transitions. [2020-04-18 20:22:53,711 INFO L78 Accepts]: Start accepts. Automaton has 39604 states and 144738 transitions. Word has length 113 [2020-04-18 20:22:53,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 20:22:53,713 INFO L479 AbstractCegarLoop]: Abstraction has 39604 states and 144738 transitions. [2020-04-18 20:22:53,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 96 states. [2020-04-18 20:22:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 39604 states and 144738 transitions. [2020-04-18 20:22:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:22:53,806 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 20:22:53,806 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 20:22:53,807 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2020-04-18 20:22:53,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:22:53,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1967074394, now seen corresponding path program 1 times [2020-04-18 20:22:53,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 20:22:53,808 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1253948979] [2020-04-18 20:22:53,816 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:22:54,258 INFO L259 McrAutomatonBuilder]: Finished intersection with 8286 states and 27257 transitions. [2020-04-18 20:22:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states. [2020-04-18 20:22:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:22:54,321 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 20:22:54,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:22:54,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1967074394, now seen corresponding path program 2 times [2020-04-18 20:22:54,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 20:22:54,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826900058] [2020-04-18 20:22:54,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 20:22:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 20:22:54,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 20:22:54,516 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826900058] [2020-04-18 20:22:54,517 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 20:22:54,517 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-18 20:22:54,517 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 20:22:54,559 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:01,469 INFO L259 McrAutomatonBuilder]: Finished intersection with 4420 states and 14185 transitions. [2020-04-18 20:23:01,469 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 20:23:01,558 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 8 times. [2020-04-18 20:23:01,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-18 20:23:01,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-04-18 20:23:01,559 INFO L87 Difference]: Start difference. First operand 8286 states. Second operand 8 states. [2020-04-18 20:23:01,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:23:01,739 INFO L93 Difference]: Finished difference Result 8286 states and 27257 transitions. [2020-04-18 20:23:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states and 27257 transitions. [2020-04-18 20:23:01,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 20:23:01,756 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1253948979] [2020-04-18 20:23:01,756 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 20:23:01,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-04-18 20:23:01,757 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1253948979] [2020-04-18 20:23:01,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-04-18 20:23:01,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 20:23:01,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-18 20:23:01,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-04-18 20:23:01,758 INFO L87 Difference]: Start difference. First operand 39604 states and 144738 transitions. Second operand 8 states. [2020-04-18 20:23:02,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:23:02,288 INFO L93 Difference]: Finished difference Result 40391 states and 147227 transitions. [2020-04-18 20:23:02,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-18 20:23:02,288 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2020-04-18 20:23:02,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 20:23:02,455 INFO L225 Difference]: With dead ends: 40391 [2020-04-18 20:23:02,455 INFO L226 Difference]: Without dead ends: 40325 [2020-04-18 20:23:02,457 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-04-18 20:23:03,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40325 states. [2020-04-18 20:23:04,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40325 to 39538. [2020-04-18 20:23:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39538 states. [2020-04-18 20:23:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39538 states to 39538 states and 144580 transitions. [2020-04-18 20:23:04,670 INFO L78 Accepts]: Start accepts. Automaton has 39538 states and 144580 transitions. Word has length 113 [2020-04-18 20:23:04,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 20:23:04,670 INFO L479 AbstractCegarLoop]: Abstraction has 39538 states and 144580 transitions. [2020-04-18 20:23:04,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-04-18 20:23:04,671 INFO L276 IsEmpty]: Start isEmpty. Operand 39538 states and 144580 transitions. [2020-04-18 20:23:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:23:04,735 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 20:23:04,736 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 20:23:04,736 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2020-04-18 20:23:04,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:23:04,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1485448572, now seen corresponding path program 1 times [2020-04-18 20:23:04,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 20:23:04,737 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [2096510163] [2020-04-18 20:23:04,745 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:05,156 INFO L259 McrAutomatonBuilder]: Finished intersection with 8286 states and 27257 transitions. [2020-04-18 20:23:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states. [2020-04-18 20:23:05,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:23:05,941 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 20:23:05,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:23:05,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1485448572, now seen corresponding path program 2 times [2020-04-18 20:23:05,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 20:23:05,943 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291431904] [2020-04-18 20:23:05,943 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 20:23:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 20:23:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 20:23:06,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291431904] [2020-04-18 20:23:06,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 20:23:06,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 20:23:06,209 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 20:23:06,234 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:13,673 INFO L259 McrAutomatonBuilder]: Finished intersection with 4420 states and 14185 transitions. [2020-04-18 20:23:13,673 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 20:23:13,697 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 20:23:13,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 20:23:13,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 20:23:13,697 INFO L87 Difference]: Start difference. First operand 8286 states. Second operand 3 states. [2020-04-18 20:23:13,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:23:13,747 INFO L93 Difference]: Finished difference Result 8286 states and 27257 transitions. [2020-04-18 20:23:13,747 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states and 27257 transitions. [2020-04-18 20:23:13,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 20:23:13,760 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [2096510163] [2020-04-18 20:23:13,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 20:23:13,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 20:23:13,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [2096510163] [2020-04-18 20:23:13,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 20:23:13,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 20:23:13,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 20:23:13,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 20:23:13,762 INFO L87 Difference]: Start difference. First operand 39538 states and 144580 transitions. Second operand 3 states. [2020-04-18 20:23:14,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:23:14,274 INFO L93 Difference]: Finished difference Result 71486 states and 261894 transitions. [2020-04-18 20:23:14,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 20:23:14,276 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2020-04-18 20:23:14,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 20:23:16,424 INFO L225 Difference]: With dead ends: 71486 [2020-04-18 20:23:16,424 INFO L226 Difference]: Without dead ends: 71486 [2020-04-18 20:23:16,424 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 20:23:17,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71486 states. [2020-04-18 20:23:18,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71486 to 63033. [2020-04-18 20:23:18,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63033 states. [2020-04-18 20:23:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63033 states to 63033 states and 231018 transitions. [2020-04-18 20:23:18,943 INFO L78 Accepts]: Start accepts. Automaton has 63033 states and 231018 transitions. Word has length 113 [2020-04-18 20:23:18,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 20:23:18,943 INFO L479 AbstractCegarLoop]: Abstraction has 63033 states and 231018 transitions. [2020-04-18 20:23:18,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 20:23:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 63033 states and 231018 transitions. [2020-04-18 20:23:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:23:19,057 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 20:23:19,057 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 20:23:19,057 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2020-04-18 20:23:19,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:23:19,058 INFO L82 PathProgramCache]: Analyzing trace with hash -330694720, now seen corresponding path program 1 times [2020-04-18 20:23:19,058 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 20:23:19,058 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [760325103] [2020-04-18 20:23:19,063 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:19,523 INFO L259 McrAutomatonBuilder]: Finished intersection with 8286 states and 27257 transitions. [2020-04-18 20:23:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states. [2020-04-18 20:23:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-04-18 20:23:19,578 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 20:23:19,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:23:19,578 INFO L82 PathProgramCache]: Analyzing trace with hash -330694720, now seen corresponding path program 2 times [2020-04-18 20:23:19,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 20:23:19,579 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068407922] [2020-04-18 20:23:19,579 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 20:23:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 20:23:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 20:23:19,721 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068407922] [2020-04-18 20:23:19,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 20:23:19,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-18 20:23:19,723 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 20:23:19,778 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:26,849 INFO L259 McrAutomatonBuilder]: Finished intersection with 4420 states and 14185 transitions. [2020-04-18 20:23:26,849 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 20:23:26,886 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 20:23:26,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-18 20:23:26,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-04-18 20:23:26,887 INFO L87 Difference]: Start difference. First operand 8286 states. Second operand 5 states. [2020-04-18 20:23:26,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:23:26,964 INFO L93 Difference]: Finished difference Result 8286 states and 27257 transitions. [2020-04-18 20:23:26,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8286 states and 27257 transitions. [2020-04-18 20:23:26,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 20:23:26,973 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [760325103] [2020-04-18 20:23:26,974 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 20:23:26,974 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-04-18 20:23:26,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [760325103] [2020-04-18 20:23:26,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-04-18 20:23:26,974 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 20:23:26,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-18 20:23:26,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-04-18 20:23:26,975 INFO L87 Difference]: Start difference. First operand 63033 states and 231018 transitions. Second operand 5 states. [2020-04-18 20:23:27,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 20:23:27,244 INFO L93 Difference]: Finished difference Result 63038 states and 231022 transitions. [2020-04-18 20:23:27,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-18 20:23:27,245 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2020-04-18 20:23:27,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 20:23:27,384 INFO L225 Difference]: With dead ends: 63038 [2020-04-18 20:23:27,384 INFO L226 Difference]: Without dead ends: 62838 [2020-04-18 20:23:27,384 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-04-18 20:23:30,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62838 states. [2020-04-18 20:23:31,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62838 to 62838. [2020-04-18 20:23:31,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62838 states. [2020-04-18 20:23:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62838 states to 62838 states and 230418 transitions. [2020-04-18 20:23:31,706 INFO L78 Accepts]: Start accepts. Automaton has 62838 states and 230418 transitions. Word has length 113 [2020-04-18 20:23:31,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 20:23:31,706 INFO L479 AbstractCegarLoop]: Abstraction has 62838 states and 230418 transitions. [2020-04-18 20:23:31,706 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-04-18 20:23:31,706 INFO L276 IsEmpty]: Start isEmpty. Operand 62838 states and 230418 transitions. [2020-04-18 20:23:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-04-18 20:23:31,811 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 20:23:31,811 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 20:23:31,811 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2020-04-18 20:23:31,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:23:31,811 INFO L82 PathProgramCache]: Analyzing trace with hash -1291442249, now seen corresponding path program 1 times [2020-04-18 20:23:31,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 20:23:31,812 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [2134283174] [2020-04-18 20:23:31,816 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:32,639 INFO L259 McrAutomatonBuilder]: Finished intersection with 13902 states and 46364 transitions. [2020-04-18 20:23:32,684 INFO L276 IsEmpty]: Start isEmpty. Operand 13902 states. [2020-04-18 20:23:32,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-04-18 20:23:32,708 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 20:23:32,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 20:23:32,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1291442249, now seen corresponding path program 2 times [2020-04-18 20:23:32,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 20:23:32,708 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488782015] [2020-04-18 20:23:32,709 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 20:23:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 20:23:33,951 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 56 [2020-04-18 20:23:34,256 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 62 [2020-04-18 20:23:34,525 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 66 [2020-04-18 20:23:34,773 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 66 [2020-04-18 20:23:35,198 WARN L192 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 69 [2020-04-18 20:23:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 20:23:37,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488782015] [2020-04-18 20:23:37,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 20:23:37,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2020-04-18 20:23:37,025 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 20:23:37,048 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 20:23:50,201 INFO L259 McrAutomatonBuilder]: Finished intersection with 4997 states and 16040 transitions. [2020-04-18 20:23:50,202 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 20:23:51,701 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2020-04-18 20:23:52,331 WARN L192 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2020-04-18 20:23:57,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2020-04-18 20:23:58,971 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2020-04-18 20:23:59,299 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-04-18 20:23:59,638 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-04-18 20:24:05,910 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2020-04-18 20:24:07,345 WARN L192 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2020-04-18 20:24:08,396 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-04-18 20:24:19,137 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2020-04-18 20:24:20,596 WARN L192 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2020-04-18 20:24:21,057 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 77 Received shutdown request... [2020-04-18 20:25:46,513 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-18 20:25:46,524 WARN L228 ceAbstractionStarter]: Timeout [2020-04-18 20:25:46,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 08:25:46 BasicIcfg [2020-04-18 20:25:46,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-18 20:25:46,527 INFO L168 Benchmark]: Toolchain (without parser) took 228154.70 ms. Allocated memory was 135.3 MB in the beginning and 4.1 GB in the end (delta: 4.0 GB). Free memory was 97.7 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,530 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.93 ms. Allocated memory was 135.3 MB in the beginning and 198.7 MB in the end (delta: 63.4 MB). Free memory was 95.7 MB in the beginning and 174.0 MB in the end (delta: -78.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.0 MB in the beginning and 171.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,532 INFO L168 Benchmark]: Boogie Preprocessor took 36.88 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 170.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,533 INFO L168 Benchmark]: RCFGBuilder took 592.84 ms. Allocated memory is still 198.7 MB. Free memory was 170.3 MB in the beginning and 141.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,534 INFO L168 Benchmark]: TraceAbstraction took 227061.97 ms. Allocated memory was 198.7 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 141.1 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2020-04-18 20:25:46,539 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 379.93 ms. Allocated memory was 135.3 MB in the beginning and 198.7 MB in the end (delta: 63.4 MB). Free memory was 95.7 MB in the beginning and 174.0 MB in the end (delta: -78.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 56.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.0 MB in the beginning and 171.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.88 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 170.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 592.84 ms. Allocated memory is still 198.7 MB. Free memory was 170.3 MB in the beginning and 141.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 227061.97 ms. Allocated memory was 198.7 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 141.1 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 71). Cancelled while BasicCegarLoop was analyzing trace of length 123 with TraceHistMax 1,while PredicateComparison was comparing new predicate (quantifier-free) to 375 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 226.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 27.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.5s, HoareTripleCheckerStatistics: 936 SDtfs, 2302 SDslu, 22553 SDs, 0 SdLazy, 12574 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 703 GetRequests, 564 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3528 ImplicationChecksByTransitivity, 15.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63033occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 13.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 48115 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 could not prove your program: Timeout Completed graceful shutdown