/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/distributed_search2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-21 19:45:45,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-21 19:45:45,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-21 19:45:45,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-21 19:45:45,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-21 19:45:45,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-21 19:45:45,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-21 19:45:45,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-21 19:45:45,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-21 19:45:45,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-21 19:45:45,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-21 19:45:45,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-21 19:45:45,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-21 19:45:45,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-21 19:45:45,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-21 19:45:45,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-21 19:45:45,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-21 19:45:45,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-21 19:45:45,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-21 19:45:45,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-21 19:45:45,846 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.epf [2021-05-21 19:45:45,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-21 19:45:45,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-21 19:45:45,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-21 19:45:45,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-21 19:45:45,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-21 19:45:45,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-21 19:45:45,877 INFO L138 SettingsManager]: * Use SBE=true [2021-05-21 19:45:45,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-21 19:45:45,877 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-21 19:45:45,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-21 19:45:45,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-21 19:45:45,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-21 19:45:45,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 19:45:45,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-21 19:45:45,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-21 19:45:45,880 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-21 19:45:45,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-21 19:45:45,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-21 19:45:46,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-21 19:45:46,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-21 19:45:46,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-21 19:45:46,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-21 19:45:46,114 INFO L275 PluginConnector]: CDTParser initialized [2021-05-21 19:45:46,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/distributed_search2.c [2021-05-21 19:45:46,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb7728834/cd46ad2b0a07455195c94d61ccf97b96/FLAGb4d47061a [2021-05-21 19:45:46,459 INFO L306 CDTParser]: Found 1 translation units. [2021-05-21 19:45:46,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/distributed_search2.c [2021-05-21 19:45:46,460 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-05-21 19:45:46,460 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-05-21 19:45:46,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb7728834/cd46ad2b0a07455195c94d61ccf97b96/FLAGb4d47061a [2021-05-21 19:45:46,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb7728834/cd46ad2b0a07455195c94d61ccf97b96 [2021-05-21 19:45:46,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-21 19:45:46,894 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-21 19:45:46,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-21 19:45:46,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-21 19:45:46,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-21 19:45:46,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 07:45:46" (1/1) ... [2021-05-21 19:45:46,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de2e29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:46, skipping insertion in model container [2021-05-21 19:45:46,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 07:45:46" (1/1) ... [2021-05-21 19:45:46,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-21 19:45:46,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-21 19:45:47,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 19:45:47,058 INFO L203 MainTranslator]: Completed pre-run [2021-05-21 19:45:47,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 19:45:47,085 INFO L208 MainTranslator]: Completed translation [2021-05-21 19:45:47,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47 WrapperNode [2021-05-21 19:45:47,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-21 19:45:47,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-21 19:45:47,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-21 19:45:47,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-21 19:45:47,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-21 19:45:47,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-21 19:45:47,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-21 19:45:47,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-21 19:45:47,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... [2021-05-21 19:45:47,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-21 19:45:47,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-21 19:45:47,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-21 19:45:47,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-21 19:45:47,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 19:45:47,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-21 19:45:47,204 INFO L130 BoogieDeclarations]: Found specification of procedure search_worker [2021-05-21 19:45:47,204 INFO L138 BoogieDeclarations]: Found implementation of procedure search_worker [2021-05-21 19:45:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-21 19:45:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-21 19:45:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-21 19:45:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-21 19:45:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-21 19:45:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-21 19:45:47,206 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-21 19:45:47,486 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-21 19:45:47,486 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-21 19:45:47,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 07:45:47 BoogieIcfgContainer [2021-05-21 19:45:47,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-21 19:45:47,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-21 19:45:47,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-21 19:45:47,490 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-21 19:45:47,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.05 07:45:46" (1/3) ... [2021-05-21 19:45:47,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6be49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 07:45:47, skipping insertion in model container [2021-05-21 19:45:47,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 07:45:47" (2/3) ... [2021-05-21 19:45:47,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6be49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 07:45:47, skipping insertion in model container [2021-05-21 19:45:47,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 07:45:47" (3/3) ... [2021-05-21 19:45:47,492 INFO L111 eAbstractionObserver]: Analyzing ICFG distributed_search2.c [2021-05-21 19:45:47,496 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-21 19:45:47,496 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-21 19:45:47,496 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-05-21 19:45:47,496 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-21 19:45:47,523 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,523 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,523 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,523 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,525 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,526 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,527 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,528 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,528 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,528 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,528 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,528 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,529 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,529 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,529 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,529 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,529 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,529 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,530 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,530 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,530 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,530 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,530 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,531 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,532 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,532 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,532 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,532 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,532 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,533 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,533 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,533 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,534 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,534 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,534 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,534 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,535 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,535 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,535 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,535 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,536 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,537 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,537 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,540 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,540 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,541 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,541 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,542 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,543 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,544 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,545 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,546 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,547 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,549 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,549 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,549 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,550 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,552 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,553 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,554 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,555 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,556 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,557 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,559 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,560 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,560 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,560 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,560 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,560 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,560 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,564 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,565 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,565 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,565 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,565 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,565 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,565 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,566 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,566 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,566 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,566 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,566 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,566 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:45:47,583 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-05-21 19:45:47,596 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-05-21 19:45:47,608 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:45:47,608 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:45:47,608 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:45:47,608 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:45:47,608 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:45:47,609 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:45:47,609 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:45:47,609 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:45:47,618 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 141 places, 144 transitions, 310 flow [2021-05-21 19:45:47,686 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2341 states, 2339 states have (on average 2.75502351432236) internal successors, (6444), 2340 states have internal predecessors, (6444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:47,691 INFO L276 IsEmpty]: Start isEmpty. Operand has 2341 states, 2339 states have (on average 2.75502351432236) internal successors, (6444), 2340 states have internal predecessors, (6444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-21 19:45:47,717 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:45:47,718 INFO L521 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] [2021-05-21 19:45:47,718 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:45:47,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:45:47,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1399251289, now seen corresponding path program 1 times [2021-05-21 19:45:47,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:45:47,732 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706480624] [2021-05-21 19:45:47,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:45:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:45:47,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 19:45:47,892 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:45:47,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706480624] [2021-05-21 19:45:47,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706480624] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 19:45:47,893 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 19:45:47,893 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-21 19:45:47,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592918306] [2021-05-21 19:45:47,896 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-21 19:45:47,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 19:45:47,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-21 19:45:47,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-21 19:45:47,909 INFO L87 Difference]: Start difference. First operand has 2341 states, 2339 states have (on average 2.75502351432236) internal successors, (6444), 2340 states have internal predecessors, (6444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:47,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 19:45:47,937 INFO L93 Difference]: Finished difference Result 2341 states and 6253 transitions. [2021-05-21 19:45:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-21 19:45:47,938 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-05-21 19:45:47,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 19:45:47,956 INFO L225 Difference]: With dead ends: 2341 [2021-05-21 19:45:47,956 INFO L226 Difference]: Without dead ends: 2329 [2021-05-21 19:45:47,957 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-21 19:45:47,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2329 states. [2021-05-21 19:45:48,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2329 to 2329. [2021-05-21 19:45:48,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2329 states, 2328 states have (on average 2.6804123711340204) internal successors, (6240), 2328 states have internal predecessors, (6240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2329 states and 6240 transitions. [2021-05-21 19:45:48,075 INFO L78 Accepts]: Start accepts. Automaton has 2329 states and 6240 transitions. Word has length 93 [2021-05-21 19:45:48,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 19:45:48,078 INFO L482 AbstractCegarLoop]: Abstraction has 2329 states and 6240 transitions. [2021-05-21 19:45:48,078 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 6240 transitions. [2021-05-21 19:45:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-21 19:45:48,093 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:45:48,093 INFO L521 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] [2021-05-21 19:45:48,093 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-21 19:45:48,094 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:45:48,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:45:48,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1466258042, now seen corresponding path program 1 times [2021-05-21 19:45:48,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:45:48,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293544539] [2021-05-21 19:45:48,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:45:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:45:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 19:45:48,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:45:48,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293544539] [2021-05-21 19:45:48,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293544539] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 19:45:48,193 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 19:45:48,193 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 19:45:48,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574859052] [2021-05-21 19:45:48,194 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 19:45:48,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 19:45:48,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 19:45:48,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 19:45:48,195 INFO L87 Difference]: Start difference. First operand 2329 states and 6240 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 19:45:48,232 INFO L93 Difference]: Finished difference Result 4024 states and 10873 transitions. [2021-05-21 19:45:48,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 19:45:48,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-05-21 19:45:48,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 19:45:48,247 INFO L225 Difference]: With dead ends: 4024 [2021-05-21 19:45:48,247 INFO L226 Difference]: Without dead ends: 4024 [2021-05-21 19:45:48,248 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 19:45:48,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2021-05-21 19:45:48,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 3655. [2021-05-21 19:45:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3655 states, 3654 states have (on average 2.7090859332238644) internal successors, (9899), 3654 states have internal predecessors, (9899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3655 states and 9899 transitions. [2021-05-21 19:45:48,340 INFO L78 Accepts]: Start accepts. Automaton has 3655 states and 9899 transitions. Word has length 93 [2021-05-21 19:45:48,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 19:45:48,341 INFO L482 AbstractCegarLoop]: Abstraction has 3655 states and 9899 transitions. [2021-05-21 19:45:48,341 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 9899 transitions. [2021-05-21 19:45:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-21 19:45:48,349 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:45:48,349 INFO L521 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] [2021-05-21 19:45:48,349 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-21 19:45:48,349 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:45:48,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:45:48,350 INFO L82 PathProgramCache]: Analyzing trace with hash -495984055, now seen corresponding path program 1 times [2021-05-21 19:45:48,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:45:48,350 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221527489] [2021-05-21 19:45:48,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:45:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:45:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 19:45:48,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:45:48,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221527489] [2021-05-21 19:45:48,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221527489] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 19:45:48,450 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 19:45:48,450 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-05-21 19:45:48,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141970697] [2021-05-21 19:45:48,451 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-21 19:45:48,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 19:45:48,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-21 19:45:48,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-05-21 19:45:48,451 INFO L87 Difference]: Start difference. First operand 3655 states and 9899 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 19:45:48,510 INFO L93 Difference]: Finished difference Result 3660 states and 9903 transitions. [2021-05-21 19:45:48,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-21 19:45:48,511 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-05-21 19:45:48,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 19:45:48,523 INFO L225 Difference]: With dead ends: 3660 [2021-05-21 19:45:48,524 INFO L226 Difference]: Without dead ends: 3590 [2021-05-21 19:45:48,524 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 54.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-05-21 19:45:48,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3590 states. [2021-05-21 19:45:48,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3590 to 3590. [2021-05-21 19:45:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3590 states, 3589 states have (on average 2.716634159933129) internal successors, (9750), 3589 states have internal predecessors, (9750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 3590 states and 9750 transitions. [2021-05-21 19:45:48,633 INFO L78 Accepts]: Start accepts. Automaton has 3590 states and 9750 transitions. Word has length 93 [2021-05-21 19:45:48,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 19:45:48,633 INFO L482 AbstractCegarLoop]: Abstraction has 3590 states and 9750 transitions. [2021-05-21 19:45:48,633 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3590 states and 9750 transitions. [2021-05-21 19:45:48,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-05-21 19:45:48,640 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:45:48,640 INFO L521 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] [2021-05-21 19:45:48,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-21 19:45:48,640 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:45:48,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:45:48,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1059765237, now seen corresponding path program 1 times [2021-05-21 19:45:48,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:45:48,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124313852] [2021-05-21 19:45:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:45:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:45:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-21 19:45:48,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:45:48,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124313852] [2021-05-21 19:45:48,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124313852] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 19:45:48,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 19:45:48,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-21 19:45:48,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365850781] [2021-05-21 19:45:48,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-21 19:45:48,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 19:45:48,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-21 19:45:48,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-05-21 19:45:48,934 INFO L87 Difference]: Start difference. First operand 3590 states and 9750 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:49,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 19:45:49,097 INFO L93 Difference]: Finished difference Result 3590 states and 9749 transitions. [2021-05-21 19:45:49,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-21 19:45:49,097 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-05-21 19:45:49,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 19:45:49,109 INFO L225 Difference]: With dead ends: 3590 [2021-05-21 19:45:49,109 INFO L226 Difference]: Without dead ends: 3476 [2021-05-21 19:45:49,109 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 129.0ms TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-05-21 19:45:49,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3476 states. [2021-05-21 19:45:49,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3476 to 3476. [2021-05-21 19:45:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3476 states, 3475 states have (on average 2.7381294964028777) internal successors, (9515), 3475 states have internal predecessors, (9515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 3476 states and 9515 transitions. [2021-05-21 19:45:49,171 INFO L78 Accepts]: Start accepts. Automaton has 3476 states and 9515 transitions. Word has length 102 [2021-05-21 19:45:49,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 19:45:49,171 INFO L482 AbstractCegarLoop]: Abstraction has 3476 states and 9515 transitions. [2021-05-21 19:45:49,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 9515 transitions. [2021-05-21 19:45:49,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-05-21 19:45:49,177 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:45:49,178 INFO L521 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] [2021-05-21 19:45:49,178 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-21 19:45:49,178 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:45:49,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:45:49,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1570861583, now seen corresponding path program 1 times [2021-05-21 19:45:49,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:45:49,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537866677] [2021-05-21 19:45:49,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:45:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:45:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 19:45:50,280 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:45:50,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537866677] [2021-05-21 19:45:50,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537866677] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 19:45:50,280 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 19:45:50,280 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-21 19:45:50,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449735780] [2021-05-21 19:45:50,281 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-21 19:45:50,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 19:45:50,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-21 19:45:50,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=646, Unknown=0, NotChecked=0, Total=702 [2021-05-21 19:45:50,281 INFO L87 Difference]: Start difference. First operand 3476 states and 9515 transitions. Second operand has 27 states, 27 states have (on average 3.7777777777777777) internal successors, (102), 27 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:45:51,590 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 71 [2021-05-21 19:45:51,822 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 83 [2021-05-21 19:45:52,050 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 85 [2021-05-21 19:45:52,306 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 87 [2021-05-21 19:45:52,645 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 85 [2021-05-21 19:45:52,910 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 90 [2021-05-21 19:45:53,174 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 93 [2021-05-21 19:45:53,510 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 90 [2021-05-21 19:45:53,889 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 92 [2021-05-21 19:45:54,351 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 100 [2021-05-21 19:45:54,712 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 110 [2021-05-21 19:45:55,029 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 112 [2021-05-21 19:45:55,375 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 114 [2021-05-21 19:45:55,545 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2021-05-21 19:45:55,854 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 112 [2021-05-21 19:45:56,049 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 79 [2021-05-21 19:45:56,394 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 115 [2021-05-21 19:45:56,609 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 91 [2021-05-21 19:45:57,061 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 118 [2021-05-21 19:45:57,307 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 93 [2021-05-21 19:45:57,478 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 70 [2021-05-21 19:45:57,781 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 115 [2021-05-21 19:45:57,986 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 98 [2021-05-21 19:45:58,222 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 95 [2021-05-21 19:45:58,400 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2021-05-21 19:45:58,701 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 117 [2021-05-21 19:45:58,943 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 108 [2021-05-21 19:45:59,161 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 93 [2021-05-21 19:45:59,568 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 101 [2021-05-21 19:45:59,817 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 110 [2021-05-21 19:46:00,058 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 103 [2021-05-21 19:46:00,271 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 98 [2021-05-21 19:46:00,462 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 73 [2021-05-21 19:46:00,746 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 111 [2021-05-21 19:46:01,022 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 112 [2021-05-21 19:46:01,253 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2021-05-21 19:46:01,536 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 113 [2021-05-21 19:46:01,798 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 110 [2021-05-21 19:46:01,998 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 73 [2021-05-21 19:46:02,303 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 115 [2021-05-21 19:46:02,589 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 113 [2021-05-21 19:46:02,861 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 103 [2021-05-21 19:46:03,038 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2021-05-21 19:46:03,338 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 113 [2021-05-21 19:46:03,620 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 116 [2021-05-21 19:46:04,002 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 116 [2021-05-21 19:46:04,268 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 113 [2021-05-21 19:46:04,667 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 119 [2021-05-21 19:46:04,941 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 115 [2021-05-21 19:46:05,324 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 121 [2021-05-21 19:46:05,623 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 116 [2021-05-21 19:46:05,803 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2021-05-21 19:46:06,145 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 118 [2021-05-21 19:46:06,675 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 121 [2021-05-21 19:46:06,855 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2021-05-21 19:46:07,308 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 118 [2021-05-21 19:46:07,575 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 115 [2021-05-21 19:46:07,763 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 95 [2021-05-21 19:46:07,968 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 100 [2021-05-21 19:46:08,154 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 97 [2021-05-21 19:46:08,378 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2021-05-21 19:46:08,738 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 118 [2021-05-21 19:46:08,928 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 98 [2021-05-21 19:46:08,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 19:46:08,953 INFO L93 Difference]: Finished difference Result 14303 states and 39407 transitions. [2021-05-21 19:46:08,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-21 19:46:08,953 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.7777777777777777) internal successors, (102), 27 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-05-21 19:46:08,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 19:46:08,997 INFO L225 Difference]: With dead ends: 14303 [2021-05-21 19:46:08,997 INFO L226 Difference]: Without dead ends: 14195 [2021-05-21 19:46:08,999 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2224 ImplicationChecksByTransitivity, 16241.6ms TimeCoverageRelationStatistics Valid=2926, Invalid=8416, Unknown=0, NotChecked=0, Total=11342 [2021-05-21 19:46:09,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14195 states. [2021-05-21 19:46:09,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14195 to 3990. [2021-05-21 19:46:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3989 states have (on average 2.747555778390574) internal successors, (10960), 3989 states have internal predecessors, (10960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:46:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 10960 transitions. [2021-05-21 19:46:09,183 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 10960 transitions. Word has length 102 [2021-05-21 19:46:09,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 19:46:09,184 INFO L482 AbstractCegarLoop]: Abstraction has 3990 states and 10960 transitions. [2021-05-21 19:46:09,184 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 3.7777777777777777) internal successors, (102), 27 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 19:46:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 10960 transitions. [2021-05-21 19:46:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-05-21 19:46:09,190 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:46:09,190 INFO L521 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] [2021-05-21 19:46:09,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-21 19:46:09,190 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:46:09,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:46:09,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1415667755, now seen corresponding path program 1 times [2021-05-21 19:46:09,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:46:09,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214825940] [2021-05-21 19:46:09,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:46:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:46:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 19:46:09,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:46:09,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214825940] [2021-05-21 19:46:09,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214825940] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-21 19:46:09,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58313753] [2021-05-21 19:46:09,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-21 19:46:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:46:09,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 35 conjunts are in the unsatisfiable core [2021-05-21 19:46:09,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-21 19:46:09,952 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-05-21 19:46:10,172 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-05-21 19:46:10,172 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.derSimple(XnfDer.java:308) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate_EqInfoBased(XnfDer.java:138) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate(XnfDer.java:101) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:100) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-05-21 19:46:10,174 INFO L168 Benchmark]: Toolchain (without parser) took 23280.51 ms. Allocated memory was 383.8 MB in the beginning and 488.6 MB in the end (delta: 104.9 MB). Free memory was 345.6 MB in the beginning and 213.4 MB in the end (delta: 132.1 MB). Peak memory consumption was 239.1 MB. Max. memory is 16.0 GB. [2021-05-21 19:46:10,174 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 383.8 MB. Free memory is still 364.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 19:46:10,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.26 ms. Allocated memory is still 383.8 MB. Free memory was 345.4 MB in the beginning and 365.9 MB in the end (delta: -20.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. [2021-05-21 19:46:10,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.34 ms. Allocated memory is still 383.8 MB. Free memory was 365.9 MB in the beginning and 363.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 19:46:10,174 INFO L168 Benchmark]: Boogie Preprocessor took 32.60 ms. Allocated memory is still 383.8 MB. Free memory was 363.8 MB in the beginning and 362.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 19:46:10,175 INFO L168 Benchmark]: RCFGBuilder took 331.48 ms. Allocated memory is still 383.8 MB. Free memory was 362.7 MB in the beginning and 333.4 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-05-21 19:46:10,175 INFO L168 Benchmark]: TraceAbstraction took 22684.99 ms. Allocated memory was 383.8 MB in the beginning and 488.6 MB in the end (delta: 104.9 MB). Free memory was 333.4 MB in the beginning and 213.4 MB in the end (delta: 119.9 MB). Peak memory consumption was 227.9 MB. Max. memory is 16.0 GB. [2021-05-21 19:46:10,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 383.8 MB. Free memory is still 364.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 191.26 ms. Allocated memory is still 383.8 MB. Free memory was 345.4 MB in the beginning and 365.9 MB in the end (delta: -20.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 35.34 ms. Allocated memory is still 383.8 MB. Free memory was 365.9 MB in the beginning and 363.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 32.60 ms. Allocated memory is still 383.8 MB. Free memory was 363.8 MB in the beginning and 362.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 331.48 ms. Allocated memory is still 383.8 MB. Free memory was 362.7 MB in the beginning and 333.4 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 22684.99 ms. Allocated memory was 383.8 MB in the beginning and 488.6 MB in the end (delta: 104.9 MB). Free memory was 333.4 MB in the beginning and 213.4 MB in the end (delta: 119.9 MB). Peak memory consumption was 227.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...