./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/rfi002_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/rfi002_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 858279c3cc63b68bf27287392ef9946ee1adf5c2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 14:34:37,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 14:34:37,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 14:34:37,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 14:34:37,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 14:34:37,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 14:34:37,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 14:34:37,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 14:34:37,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 14:34:37,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 14:34:37,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 14:34:37,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 14:34:37,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 14:34:37,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 14:34:37,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 14:34:37,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 14:34:37,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 14:34:37,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 14:34:37,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 14:34:37,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 14:34:37,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 14:34:37,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 14:34:37,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 14:34:37,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 14:34:37,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 14:34:37,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 14:34:37,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 14:34:37,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 14:34:37,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 14:34:37,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 14:34:37,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 14:34:37,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 14:34:37,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 14:34:37,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 14:34:37,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 14:34:37,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 14:34:37,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 14:34:37,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 14:34:37,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 14:34:37,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 14:34:37,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 14:34:37,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 14:34:37,962 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 14:34:37,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 14:34:37,963 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 14:34:37,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 14:34:37,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 14:34:37,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 14:34:37,965 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 14:34:37,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 14:34:37,966 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 14:34:37,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 14:34:37,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 14:34:37,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 14:34:37,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 14:34:37,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 14:34:37,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 14:34:37,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 14:34:37,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:34:37,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 14:34:37,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 14:34:37,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 14:34:37,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 14:34:37,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 14:34:37,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 14:34:37,969 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 14:34:37,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 858279c3cc63b68bf27287392ef9946ee1adf5c2 [2021-08-26 14:34:38,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 14:34:38,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 14:34:38,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 14:34:38,260 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 14:34:38,261 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 14:34:38,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi002_tso.oepc.i [2021-08-26 14:34:38,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8729ce3c5/f25721404b884a6fb1c6f5fb89d69f13/FLAG0fb53fb2a [2021-08-26 14:34:38,695 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 14:34:38,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi002_tso.oepc.i [2021-08-26 14:34:38,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8729ce3c5/f25721404b884a6fb1c6f5fb89d69f13/FLAG0fb53fb2a [2021-08-26 14:34:39,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8729ce3c5/f25721404b884a6fb1c6f5fb89d69f13 [2021-08-26 14:34:39,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 14:34:39,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 14:34:39,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 14:34:39,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 14:34:39,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 14:34:39,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bdd452b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39, skipping insertion in model container [2021-08-26 14:34:39,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 14:34:39,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 14:34:39,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-08-26 14:34:39,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 14:34:39,485 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 14:34:39,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-08-26 14:34:39,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 14:34:39,608 INFO L208 MainTranslator]: Completed translation [2021-08-26 14:34:39,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39 WrapperNode [2021-08-26 14:34:39,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 14:34:39,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 14:34:39,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 14:34:39,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 14:34:39,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 14:34:39,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 14:34:39,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 14:34:39,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 14:34:39,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 14:34:39,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 14:34:39,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 14:34:39,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 14:34:39,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (1/1) ... [2021-08-26 14:34:39,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:34:39,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 14:34:39,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 14:34:39,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 14:34:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-26 14:34:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-26 14:34:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 14:34:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 14:34:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-26 14:34:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-26 14:34:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-26 14:34:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-26 14:34:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 14:34:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-26 14:34:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 14:34:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 14:34:39,849 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-26 14:34:42,458 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 14:34:42,459 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-08-26 14:34:42,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:34:42 BoogieIcfgContainer [2021-08-26 14:34:42,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 14:34:42,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 14:34:42,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 14:34:42,464 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 14:34:42,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 02:34:39" (1/3) ... [2021-08-26 14:34:42,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0ff23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:34:42, skipping insertion in model container [2021-08-26 14:34:42,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:34:39" (2/3) ... [2021-08-26 14:34:42,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0ff23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:34:42, skipping insertion in model container [2021-08-26 14:34:42,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:34:42" (3/3) ... [2021-08-26 14:34:42,466 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.oepc.i [2021-08-26 14:34:42,469 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-26 14:34:42,469 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 14:34:42,470 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 14:34:42,470 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-26 14:34:42,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,519 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,521 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,521 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,522 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,522 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,522 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,522 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,523 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,525 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,525 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,526 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,527 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,540 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,556 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,567 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,568 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:34:42,572 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-26 14:34:42,620 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 14:34:42,624 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 14:34:42,624 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-26 14:34:42,634 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-08-26 14:34:42,640 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 106 transitions, 222 flow [2021-08-26 14:34:42,642 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 106 transitions, 222 flow [2021-08-26 14:34:42,643 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 106 transitions, 222 flow [2021-08-26 14:34:42,668 INFO L129 PetriNetUnfolder]: 2/104 cut-off events. [2021-08-26 14:34:42,669 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-26 14:34:42,671 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111 conditions, 104 events. 2/104 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2021-08-26 14:34:42,672 INFO L116 LiptonReduction]: Number of co-enabled transitions 1276 [2021-08-26 14:34:51,478 INFO L131 LiptonReduction]: Checked pairs total: 4194 [2021-08-26 14:34:51,479 INFO L133 LiptonReduction]: Total number of compositions: 91 [2021-08-26 14:34:51,484 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 31 places, 25 transitions, 60 flow [2021-08-26 14:34:51,499 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 308 states, 303 states have (on average 2.7095709570957096) internal successors, (821), 307 states have internal predecessors, (821), 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) [2021-08-26 14:34:51,501 INFO L276 IsEmpty]: Start isEmpty. Operand has 308 states, 303 states have (on average 2.7095709570957096) internal successors, (821), 307 states have internal predecessors, (821), 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) [2021-08-26 14:34:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-08-26 14:34:51,504 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:51,504 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-08-26 14:34:51,505 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:51,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:51,508 INFO L82 PathProgramCache]: Analyzing trace with hash -2113292470, now seen corresponding path program 1 times [2021-08-26 14:34:51,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:51,514 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659890489] [2021-08-26 14:34:51,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:51,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:51,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:51,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659890489] [2021-08-26 14:34:51,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659890489] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:51,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:51,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-08-26 14:34:51,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771853794] [2021-08-26 14:34:51,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 14:34:51,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:51,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 14:34:51,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:34:51,713 INFO L87 Difference]: Start difference. First operand has 308 states, 303 states have (on average 2.7095709570957096) internal successors, (821), 307 states have internal predecessors, (821), 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 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-08-26 14:34:51,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:51,781 INFO L93 Difference]: Finished difference Result 272 states and 671 transitions. [2021-08-26 14:34:51,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 14:34:51,783 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-08-26 14:34:51,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:51,790 INFO L225 Difference]: With dead ends: 272 [2021-08-26 14:34:51,790 INFO L226 Difference]: Without dead ends: 272 [2021-08-26 14:34:51,790 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:34:51,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-08-26 14:34:51,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2021-08-26 14:34:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 269 states have (on average 2.4944237918215615) internal successors, (671), 271 states have internal predecessors, (671), 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) [2021-08-26 14:34:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 671 transitions. [2021-08-26 14:34:51,822 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 671 transitions. Word has length 5 [2021-08-26 14:34:51,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:51,822 INFO L470 AbstractCegarLoop]: Abstraction has 272 states and 671 transitions. [2021-08-26 14:34:51,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-08-26 14:34:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 671 transitions. [2021-08-26 14:34:51,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-08-26 14:34:51,823 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:51,823 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-08-26 14:34:51,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 14:34:51,824 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:51,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:51,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1087554942, now seen corresponding path program 1 times [2021-08-26 14:34:51,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:51,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55230111] [2021-08-26 14:34:51,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:51,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:51,869 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:51,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55230111] [2021-08-26 14:34:51,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55230111] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:51,870 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:51,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-08-26 14:34:51,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846539363] [2021-08-26 14:34:51,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 14:34:51,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:51,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 14:34:51,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:34:51,872 INFO L87 Difference]: Start difference. First operand 272 states and 671 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-08-26 14:34:51,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:51,913 INFO L93 Difference]: Finished difference Result 236 states and 575 transitions. [2021-08-26 14:34:51,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 14:34:51,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2021-08-26 14:34:51,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:51,915 INFO L225 Difference]: With dead ends: 236 [2021-08-26 14:34:51,915 INFO L226 Difference]: Without dead ends: 224 [2021-08-26 14:34:51,915 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:34:51,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-08-26 14:34:51,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2021-08-26 14:34:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 223 states have (on average 2.4529147982062782) internal successors, (547), 223 states have internal predecessors, (547), 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) [2021-08-26 14:34:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 547 transitions. [2021-08-26 14:34:51,922 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 547 transitions. Word has length 6 [2021-08-26 14:34:51,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:51,923 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 547 transitions. [2021-08-26 14:34:51,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-08-26 14:34:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 547 transitions. [2021-08-26 14:34:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-08-26 14:34:51,923 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:51,924 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:51,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 14:34:51,924 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:51,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:51,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1461005230, now seen corresponding path program 1 times [2021-08-26 14:34:51,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:51,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655990378] [2021-08-26 14:34:51,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:51,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:51,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:51,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:51,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655990378] [2021-08-26 14:34:51,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655990378] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:51,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:51,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 14:34:51,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556519636] [2021-08-26 14:34:51,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:34:51,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:52,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:34:52,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:34:52,000 INFO L87 Difference]: Start difference. First operand 224 states and 547 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-08-26 14:34:52,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:52,023 INFO L93 Difference]: Finished difference Result 224 states and 519 transitions. [2021-08-26 14:34:52,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:34:52,023 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2021-08-26 14:34:52,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:52,024 INFO L225 Difference]: With dead ends: 224 [2021-08-26 14:34:52,024 INFO L226 Difference]: Without dead ends: 182 [2021-08-26 14:34:52,025 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:34:52,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-08-26 14:34:52,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2021-08-26 14:34:52,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 2.3591160220994474) internal successors, (427), 181 states have internal predecessors, (427), 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) [2021-08-26 14:34:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 427 transitions. [2021-08-26 14:34:52,029 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 427 transitions. Word has length 8 [2021-08-26 14:34:52,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:52,030 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 427 transitions. [2021-08-26 14:34:52,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-08-26 14:34:52,030 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 427 transitions. [2021-08-26 14:34:52,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-26 14:34:52,031 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:52,031 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:52,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 14:34:52,031 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:52,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:52,031 INFO L82 PathProgramCache]: Analyzing trace with hash 373231174, now seen corresponding path program 1 times [2021-08-26 14:34:52,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:52,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074295905] [2021-08-26 14:34:52,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:52,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:52,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:52,117 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074295905] [2021-08-26 14:34:52,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074295905] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:52,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:52,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 14:34:52,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647487955] [2021-08-26 14:34:52,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:34:52,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:52,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:34:52,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:34:52,119 INFO L87 Difference]: Start difference. First operand 182 states and 427 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-08-26 14:34:52,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:52,137 INFO L93 Difference]: Finished difference Result 185 states and 420 transitions. [2021-08-26 14:34:52,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:34:52,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 11 [2021-08-26 14:34:52,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:52,138 INFO L225 Difference]: With dead ends: 185 [2021-08-26 14:34:52,138 INFO L226 Difference]: Without dead ends: 164 [2021-08-26 14:34:52,138 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:34:52,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-08-26 14:34:52,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-08-26 14:34:52,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 2.3251533742331287) internal successors, (379), 163 states have internal predecessors, (379), 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) [2021-08-26 14:34:52,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 379 transitions. [2021-08-26 14:34:52,142 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 379 transitions. Word has length 11 [2021-08-26 14:34:52,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:52,142 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 379 transitions. [2021-08-26 14:34:52,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-08-26 14:34:52,142 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2021-08-26 14:34:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-08-26 14:34:52,143 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:52,143 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:52,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 14:34:52,143 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:52,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:52,144 INFO L82 PathProgramCache]: Analyzing trace with hash 510600917, now seen corresponding path program 1 times [2021-08-26 14:34:52,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:52,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391348916] [2021-08-26 14:34:52,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:52,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:52,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:52,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391348916] [2021-08-26 14:34:52,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391348916] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:52,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:52,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 14:34:52,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775850709] [2021-08-26 14:34:52,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 14:34:52,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:52,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 14:34:52,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:34:52,345 INFO L87 Difference]: Start difference. First operand 164 states and 379 transitions. Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2021-08-26 14:34:52,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:52,587 INFO L93 Difference]: Finished difference Result 308 states and 694 transitions. [2021-08-26 14:34:52,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 14:34:52,588 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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 14 [2021-08-26 14:34:52,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:52,590 INFO L225 Difference]: With dead ends: 308 [2021-08-26 14:34:52,590 INFO L226 Difference]: Without dead ends: 209 [2021-08-26 14:34:52,590 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 104.5ms TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-08-26 14:34:52,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-08-26 14:34:52,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 149. [2021-08-26 14:34:52,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 148 states have (on average 2.27027027027027) internal successors, (336), 148 states have internal predecessors, (336), 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) [2021-08-26 14:34:52,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 336 transitions. [2021-08-26 14:34:52,594 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 336 transitions. Word has length 14 [2021-08-26 14:34:52,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:52,594 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 336 transitions. [2021-08-26 14:34:52,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2021-08-26 14:34:52,594 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 336 transitions. [2021-08-26 14:34:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-08-26 14:34:52,595 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:52,595 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:52,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 14:34:52,595 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:52,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:52,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1351271147, now seen corresponding path program 1 times [2021-08-26 14:34:52,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:52,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045590531] [2021-08-26 14:34:52,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:52,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:52,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:52,768 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045590531] [2021-08-26 14:34:52,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045590531] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:52,768 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:52,768 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 14:34:52,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149427329] [2021-08-26 14:34:52,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 14:34:52,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:52,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 14:34:52,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:34:52,770 INFO L87 Difference]: Start difference. First operand 149 states and 336 transitions. Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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) [2021-08-26 14:34:52,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:52,902 INFO L93 Difference]: Finished difference Result 167 states and 366 transitions. [2021-08-26 14:34:52,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 14:34:52,902 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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 15 [2021-08-26 14:34:52,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:52,903 INFO L225 Difference]: With dead ends: 167 [2021-08-26 14:34:52,903 INFO L226 Difference]: Without dead ends: 156 [2021-08-26 14:34:52,903 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 58.8ms TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-08-26 14:34:52,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-08-26 14:34:52,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 147. [2021-08-26 14:34:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 146 states have (on average 2.26027397260274) internal successors, (330), 146 states have internal predecessors, (330), 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) [2021-08-26 14:34:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 330 transitions. [2021-08-26 14:34:52,906 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 330 transitions. Word has length 15 [2021-08-26 14:34:52,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:52,906 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 330 transitions. [2021-08-26 14:34:52,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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) [2021-08-26 14:34:52,906 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 330 transitions. [2021-08-26 14:34:52,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:34:52,907 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:52,907 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:52,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 14:34:52,908 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:52,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:52,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1060237974, now seen corresponding path program 1 times [2021-08-26 14:34:52,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:52,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760271189] [2021-08-26 14:34:52,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:52,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:53,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:53,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:53,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760271189] [2021-08-26 14:34:53,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760271189] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:53,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:53,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 14:34:53,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903444198] [2021-08-26 14:34:53,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 14:34:53,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:53,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 14:34:53,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:34:53,157 INFO L87 Difference]: Start difference. First operand 147 states and 330 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-08-26 14:34:53,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:53,499 INFO L93 Difference]: Finished difference Result 218 states and 483 transitions. [2021-08-26 14:34:53,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 14:34:53,499 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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 16 [2021-08-26 14:34:53,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:53,500 INFO L225 Difference]: With dead ends: 218 [2021-08-26 14:34:53,500 INFO L226 Difference]: Without dead ends: 183 [2021-08-26 14:34:53,501 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 263.8ms TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-08-26 14:34:53,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2021-08-26 14:34:53,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 156. [2021-08-26 14:34:53,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 155 states have (on average 2.264516129032258) internal successors, (351), 155 states have internal predecessors, (351), 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) [2021-08-26 14:34:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 351 transitions. [2021-08-26 14:34:53,504 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 351 transitions. Word has length 16 [2021-08-26 14:34:53,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:53,504 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 351 transitions. [2021-08-26 14:34:53,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-08-26 14:34:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2021-08-26 14:34:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:34:53,505 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:53,505 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:53,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 14:34:53,505 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:53,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:53,506 INFO L82 PathProgramCache]: Analyzing trace with hash 487061482, now seen corresponding path program 2 times [2021-08-26 14:34:53,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:53,506 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214504320] [2021-08-26 14:34:53,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:53,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:53,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:53,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:53,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214504320] [2021-08-26 14:34:53,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214504320] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:53,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:53,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-26 14:34:53,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618983848] [2021-08-26 14:34:53,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-26 14:34:53,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:53,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-26 14:34:53,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-26 14:34:53,695 INFO L87 Difference]: Start difference. First operand 156 states and 351 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 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) [2021-08-26 14:34:53,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:53,990 INFO L93 Difference]: Finished difference Result 299 states and 652 transitions. [2021-08-26 14:34:53,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-26 14:34:53,991 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 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 16 [2021-08-26 14:34:53,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:53,992 INFO L225 Difference]: With dead ends: 299 [2021-08-26 14:34:53,992 INFO L226 Difference]: Without dead ends: 229 [2021-08-26 14:34:53,992 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 135.8ms TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2021-08-26 14:34:53,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-08-26 14:34:53,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 173. [2021-08-26 14:34:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 2.2267441860465116) internal successors, (383), 172 states have internal predecessors, (383), 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) [2021-08-26 14:34:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 383 transitions. [2021-08-26 14:34:53,996 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 383 transitions. Word has length 16 [2021-08-26 14:34:53,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:53,996 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 383 transitions. [2021-08-26 14:34:53,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 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) [2021-08-26 14:34:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 383 transitions. [2021-08-26 14:34:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:34:53,997 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:53,997 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:53,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 14:34:53,997 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:53,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:53,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1640346228, now seen corresponding path program 3 times [2021-08-26 14:34:53,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:53,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732943397] [2021-08-26 14:34:53,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:53,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:54,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:54,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732943397] [2021-08-26 14:34:54,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732943397] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:54,083 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:54,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 14:34:54,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115092438] [2021-08-26 14:34:54,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 14:34:54,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:54,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 14:34:54,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 14:34:54,085 INFO L87 Difference]: Start difference. First operand 173 states and 383 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-08-26 14:34:54,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:54,184 INFO L93 Difference]: Finished difference Result 218 states and 468 transitions. [2021-08-26 14:34:54,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 14:34:54,185 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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 16 [2021-08-26 14:34:54,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:54,186 INFO L225 Difference]: With dead ends: 218 [2021-08-26 14:34:54,186 INFO L226 Difference]: Without dead ends: 176 [2021-08-26 14:34:54,186 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.5ms TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:34:54,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-08-26 14:34:54,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 173. [2021-08-26 14:34:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 2.197674418604651) internal successors, (378), 172 states have internal predecessors, (378), 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) [2021-08-26 14:34:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 378 transitions. [2021-08-26 14:34:54,190 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 378 transitions. Word has length 16 [2021-08-26 14:34:54,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:54,190 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 378 transitions. [2021-08-26 14:34:54,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-08-26 14:34:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 378 transitions. [2021-08-26 14:34:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:34:54,191 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:54,191 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:54,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 14:34:54,191 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:54,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:54,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1689885080, now seen corresponding path program 4 times [2021-08-26 14:34:54,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:54,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812997692] [2021-08-26 14:34:54,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:54,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:54,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:54,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:54,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812997692] [2021-08-26 14:34:54,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812997692] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:54,406 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:54,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 14:34:54,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909882414] [2021-08-26 14:34:54,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 14:34:54,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:54,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 14:34:54,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 14:34:54,422 INFO L87 Difference]: Start difference. First operand 173 states and 378 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-08-26 14:34:54,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:54,560 INFO L93 Difference]: Finished difference Result 279 states and 595 transitions. [2021-08-26 14:34:54,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:34:54,561 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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 16 [2021-08-26 14:34:54,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:54,561 INFO L225 Difference]: With dead ends: 279 [2021-08-26 14:34:54,561 INFO L226 Difference]: Without dead ends: 145 [2021-08-26 14:34:54,562 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 43.2ms TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:34:54,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-08-26 14:34:54,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 130. [2021-08-26 14:34:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 129 states have (on average 2.131782945736434) internal successors, (275), 129 states have internal predecessors, (275), 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) [2021-08-26 14:34:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 275 transitions. [2021-08-26 14:34:54,564 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 275 transitions. Word has length 16 [2021-08-26 14:34:54,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:54,565 INFO L470 AbstractCegarLoop]: Abstraction has 130 states and 275 transitions. [2021-08-26 14:34:54,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-08-26 14:34:54,565 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 275 transitions. [2021-08-26 14:34:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:34:54,565 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:54,565 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:54,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 14:34:54,565 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:54,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:54,566 INFO L82 PathProgramCache]: Analyzing trace with hash -1539242790, now seen corresponding path program 5 times [2021-08-26 14:34:54,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:54,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563751128] [2021-08-26 14:34:54,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:54,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:54,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:54,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563751128] [2021-08-26 14:34:54,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563751128] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:54,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:54,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 14:34:54,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106159350] [2021-08-26 14:34:54,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 14:34:54,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:54,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 14:34:54,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-08-26 14:34:54,752 INFO L87 Difference]: Start difference. First operand 130 states and 275 transitions. Second operand has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 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) [2021-08-26 14:34:54,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:54,887 INFO L93 Difference]: Finished difference Result 156 states and 319 transitions. [2021-08-26 14:34:54,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 14:34:54,888 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 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 16 [2021-08-26 14:34:54,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:54,889 INFO L225 Difference]: With dead ends: 156 [2021-08-26 14:34:54,889 INFO L226 Difference]: Without dead ends: 140 [2021-08-26 14:34:54,889 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 66.8ms TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-08-26 14:34:54,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-08-26 14:34:54,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 124. [2021-08-26 14:34:54,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 123 states have (on average 2.105691056910569) internal successors, (259), 123 states have internal predecessors, (259), 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) [2021-08-26 14:34:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 259 transitions. [2021-08-26 14:34:54,892 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 259 transitions. Word has length 16 [2021-08-26 14:34:54,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:54,892 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 259 transitions. [2021-08-26 14:34:54,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 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) [2021-08-26 14:34:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 259 transitions. [2021-08-26 14:34:54,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:34:54,893 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:54,893 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:54,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 14:34:54,893 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:54,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:54,894 INFO L82 PathProgramCache]: Analyzing trace with hash -499756638, now seen corresponding path program 6 times [2021-08-26 14:34:54,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:54,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37301864] [2021-08-26 14:34:54,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:54,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:55,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:55,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:55,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37301864] [2021-08-26 14:34:55,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37301864] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:55,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:55,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 14:34:55,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386128721] [2021-08-26 14:34:55,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 14:34:55,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:55,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 14:34:55,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:34:55,012 INFO L87 Difference]: Start difference. First operand 124 states and 259 transitions. Second operand has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-08-26 14:34:55,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:55,170 INFO L93 Difference]: Finished difference Result 134 states and 272 transitions. [2021-08-26 14:34:55,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 14:34:55,171 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 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 16 [2021-08-26 14:34:55,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:55,171 INFO L225 Difference]: With dead ends: 134 [2021-08-26 14:34:55,171 INFO L226 Difference]: Without dead ends: 118 [2021-08-26 14:34:55,171 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 81.2ms TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-08-26 14:34:55,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-08-26 14:34:55,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 110. [2021-08-26 14:34:55,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 109 states have (on average 2.128440366972477) internal successors, (232), 109 states have internal predecessors, (232), 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) [2021-08-26 14:34:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 232 transitions. [2021-08-26 14:34:55,174 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 232 transitions. Word has length 16 [2021-08-26 14:34:55,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:55,174 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 232 transitions. [2021-08-26 14:34:55,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-08-26 14:34:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 232 transitions. [2021-08-26 14:34:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:34:55,174 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:55,174 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:55,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 14:34:55,175 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:55,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:55,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1341062984, now seen corresponding path program 1 times [2021-08-26 14:34:55,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:55,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295122147] [2021-08-26 14:34:55,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:55,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:55,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:55,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295122147] [2021-08-26 14:34:55,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295122147] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:55,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:55,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-26 14:34:55,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115710818] [2021-08-26 14:34:55,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-26 14:34:55,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:55,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-26 14:34:55,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-08-26 14:34:55,661 INFO L87 Difference]: Start difference. First operand 110 states and 232 transitions. Second operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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) [2021-08-26 14:34:56,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:56,900 INFO L93 Difference]: Finished difference Result 214 states and 445 transitions. [2021-08-26 14:34:56,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-26 14:34:56,901 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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 17 [2021-08-26 14:34:56,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:56,902 INFO L225 Difference]: With dead ends: 214 [2021-08-26 14:34:56,902 INFO L226 Difference]: Without dead ends: 180 [2021-08-26 14:34:56,902 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 1114.6ms TimeCoverageRelationStatistics Valid=192, Invalid=800, Unknown=0, NotChecked=0, Total=992 [2021-08-26 14:34:56,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2021-08-26 14:34:56,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 113. [2021-08-26 14:34:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 2.107142857142857) internal successors, (236), 112 states have internal predecessors, (236), 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) [2021-08-26 14:34:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 236 transitions. [2021-08-26 14:34:56,906 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 236 transitions. Word has length 17 [2021-08-26 14:34:56,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:56,906 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 236 transitions. [2021-08-26 14:34:56,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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) [2021-08-26 14:34:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 236 transitions. [2021-08-26 14:34:56,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:34:56,907 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:56,907 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:56,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 14:34:56,907 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:56,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:56,907 INFO L82 PathProgramCache]: Analyzing trace with hash -128524698, now seen corresponding path program 2 times [2021-08-26 14:34:56,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:56,907 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430213788] [2021-08-26 14:34:56,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:56,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:57,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:57,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430213788] [2021-08-26 14:34:57,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430213788] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:57,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:57,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-26 14:34:57,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256138553] [2021-08-26 14:34:57,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-26 14:34:57,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:57,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-26 14:34:57,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2021-08-26 14:34:57,302 INFO L87 Difference]: Start difference. First operand 113 states and 236 transitions. Second operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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) [2021-08-26 14:34:57,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:57,877 INFO L93 Difference]: Finished difference Result 199 states and 407 transitions. [2021-08-26 14:34:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-26 14:34:57,878 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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 17 [2021-08-26 14:34:57,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:57,879 INFO L225 Difference]: With dead ends: 199 [2021-08-26 14:34:57,879 INFO L226 Difference]: Without dead ends: 141 [2021-08-26 14:34:57,880 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 390.0ms TimeCoverageRelationStatistics Valid=98, Invalid=364, Unknown=0, NotChecked=0, Total=462 [2021-08-26 14:34:57,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-08-26 14:34:57,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 128. [2021-08-26 14:34:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 2.1023622047244093) internal successors, (267), 127 states have internal predecessors, (267), 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) [2021-08-26 14:34:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 267 transitions. [2021-08-26 14:34:57,883 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 267 transitions. Word has length 17 [2021-08-26 14:34:57,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:57,884 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 267 transitions. [2021-08-26 14:34:57,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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) [2021-08-26 14:34:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 267 transitions. [2021-08-26 14:34:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:34:57,884 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:57,884 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:57,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 14:34:57,885 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:57,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:57,885 INFO L82 PathProgramCache]: Analyzing trace with hash -139027802, now seen corresponding path program 3 times [2021-08-26 14:34:57,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:57,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842302929] [2021-08-26 14:34:57,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:57,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:58,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:58,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842302929] [2021-08-26 14:34:58,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842302929] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:58,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:58,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 14:34:58,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630682476] [2021-08-26 14:34:58,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 14:34:58,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:58,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 14:34:58,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:34:58,046 INFO L87 Difference]: Start difference. First operand 128 states and 267 transitions. Second operand has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 7 states have internal predecessors, (17), 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) [2021-08-26 14:34:58,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:58,210 INFO L93 Difference]: Finished difference Result 157 states and 312 transitions. [2021-08-26 14:34:58,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 14:34:58,210 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 7 states have internal predecessors, (17), 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 17 [2021-08-26 14:34:58,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:58,211 INFO L225 Difference]: With dead ends: 157 [2021-08-26 14:34:58,211 INFO L226 Difference]: Without dead ends: 119 [2021-08-26 14:34:58,212 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 54.6ms TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-08-26 14:34:58,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-08-26 14:34:58,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 94. [2021-08-26 14:34:58,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 2.032258064516129) internal successors, (189), 93 states have internal predecessors, (189), 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) [2021-08-26 14:34:58,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 189 transitions. [2021-08-26 14:34:58,215 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 189 transitions. Word has length 17 [2021-08-26 14:34:58,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:58,215 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 189 transitions. [2021-08-26 14:34:58,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 7 states have internal predecessors, (17), 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) [2021-08-26 14:34:58,216 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 189 transitions. [2021-08-26 14:34:58,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:34:58,216 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:58,216 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:58,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-26 14:34:58,216 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:58,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:58,217 INFO L82 PathProgramCache]: Analyzing trace with hash -2028397028, now seen corresponding path program 4 times [2021-08-26 14:34:58,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:58,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318427581] [2021-08-26 14:34:58,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:58,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:58,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:58,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318427581] [2021-08-26 14:34:58,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318427581] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:58,472 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:58,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 14:34:58,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23579379] [2021-08-26 14:34:58,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 14:34:58,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:58,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 14:34:58,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-26 14:34:58,474 INFO L87 Difference]: Start difference. First operand 94 states and 189 transitions. Second operand has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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) [2021-08-26 14:34:58,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:58,756 INFO L93 Difference]: Finished difference Result 140 states and 274 transitions. [2021-08-26 14:34:58,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 14:34:58,757 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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 17 [2021-08-26 14:34:58,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:58,758 INFO L225 Difference]: With dead ends: 140 [2021-08-26 14:34:58,758 INFO L226 Difference]: Without dead ends: 59 [2021-08-26 14:34:58,759 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 165.5ms TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2021-08-26 14:34:58,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-08-26 14:34:58,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-08-26 14:34:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 58 states have (on average 1.8448275862068966) internal successors, (107), 58 states have internal predecessors, (107), 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) [2021-08-26 14:34:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 107 transitions. [2021-08-26 14:34:58,760 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 107 transitions. Word has length 17 [2021-08-26 14:34:58,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:58,761 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 107 transitions. [2021-08-26 14:34:58,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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) [2021-08-26 14:34:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 107 transitions. [2021-08-26 14:34:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:34:58,761 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:58,761 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:58,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-26 14:34:58,762 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:58,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:58,762 INFO L82 PathProgramCache]: Analyzing trace with hash -753555398, now seen corresponding path program 5 times [2021-08-26 14:34:58,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:58,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329603585] [2021-08-26 14:34:58,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:58,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:59,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:59,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329603585] [2021-08-26 14:34:59,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329603585] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:59,025 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:59,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-26 14:34:59,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248895265] [2021-08-26 14:34:59,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-26 14:34:59,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:59,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-26 14:34:59,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-08-26 14:34:59,026 INFO L87 Difference]: Start difference. First operand 59 states and 107 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-08-26 14:34:59,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:59,167 INFO L93 Difference]: Finished difference Result 75 states and 131 transitions. [2021-08-26 14:34:59,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 14:34:59,168 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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 17 [2021-08-26 14:34:59,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:59,168 INFO L225 Difference]: With dead ends: 75 [2021-08-26 14:34:59,168 INFO L226 Difference]: Without dead ends: 47 [2021-08-26 14:34:59,169 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 143.7ms TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-08-26 14:34:59,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-08-26 14:34:59,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-08-26 14:34:59,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 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) [2021-08-26 14:34:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 75 transitions. [2021-08-26 14:34:59,170 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 75 transitions. Word has length 17 [2021-08-26 14:34:59,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:59,170 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 75 transitions. [2021-08-26 14:34:59,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-08-26 14:34:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-08-26 14:34:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:34:59,170 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:34:59,170 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:34:59,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-26 14:34:59,170 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-08-26 14:34:59,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:34:59,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1737900234, now seen corresponding path program 6 times [2021-08-26 14:34:59,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:34:59,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139423832] [2021-08-26 14:34:59,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:34:59,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:34:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:34:59,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:34:59,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:34:59,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139423832] [2021-08-26 14:34:59,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139423832] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:34:59,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:34:59,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 14:34:59,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727770214] [2021-08-26 14:34:59,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 14:34:59,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:34:59,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 14:34:59,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-26 14:34:59,443 INFO L87 Difference]: Start difference. First operand 47 states and 75 transitions. Second operand has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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) [2021-08-26 14:34:59,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:34:59,601 INFO L93 Difference]: Finished difference Result 43 states and 67 transitions. [2021-08-26 14:34:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 14:34:59,601 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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 17 [2021-08-26 14:34:59,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:34:59,601 INFO L225 Difference]: With dead ends: 43 [2021-08-26 14:34:59,601 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 14:34:59,602 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 167.4ms TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-08-26 14:34:59,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 14:34:59,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 14:34:59,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-08-26 14:34:59,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 14:34:59,602 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-08-26 14:34:59,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:34:59,602 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 14:34:59,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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) [2021-08-26 14:34:59,603 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 14:34:59,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 14:34:59,604 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:34:59,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:34:59,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:34:59,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-26 14:34:59,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-26 14:34:59,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:34:59,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:34:59,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-26 14:34:59,610 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-26 14:34:59,610 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 14:34:59,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 02:34:59 BasicIcfg [2021-08-26 14:34:59,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 14:34:59,612 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 14:34:59,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 14:34:59,612 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 14:34:59,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:34:42" (3/4) ... [2021-08-26 14:34:59,614 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 14:34:59,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2021-08-26 14:34:59,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2021-08-26 14:34:59,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 136 nodes and edges [2021-08-26 14:34:59,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-08-26 14:34:59,624 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-08-26 14:34:59,624 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 14:34:59,658 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 14:34:59,659 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 14:34:59,660 INFO L168 Benchmark]: Toolchain (without parser) took 20574.51 ms. Allocated memory was 58.7 MB in the beginning and 717.2 MB in the end (delta: 658.5 MB). Free memory was 34.6 MB in the beginning and 581.3 MB in the end (delta: -546.7 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,660 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 58.7 MB. Free memory was 38.9 MB in the beginning and 38.8 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 14:34:59,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.27 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 34.3 MB in the beginning and 46.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.40 ms. Allocated memory is still 81.8 MB. Free memory was 46.9 MB in the beginning and 42.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,661 INFO L168 Benchmark]: Boogie Preprocessor took 47.81 ms. Allocated memory is still 81.8 MB. Free memory was 42.6 MB in the beginning and 61.5 MB in the end (delta: -19.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,661 INFO L168 Benchmark]: RCFGBuilder took 2726.66 ms. Allocated memory was 81.8 MB in the beginning and 192.9 MB in the end (delta: 111.1 MB). Free memory was 61.5 MB in the beginning and 101.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 97.1 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,661 INFO L168 Benchmark]: TraceAbstraction took 17150.17 ms. Allocated memory was 192.9 MB in the beginning and 717.2 MB in the end (delta: 524.3 MB). Free memory was 101.4 MB in the beginning and 590.8 MB in the end (delta: -489.3 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,661 INFO L168 Benchmark]: Witness Printer took 46.73 ms. Allocated memory is still 717.2 MB. Free memory was 590.8 MB in the beginning and 581.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-26 14:34:59,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 58.7 MB. Free memory was 38.9 MB in the beginning and 38.8 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 523.27 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 34.3 MB in the beginning and 46.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.40 ms. Allocated memory is still 81.8 MB. Free memory was 46.9 MB in the beginning and 42.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.81 ms. Allocated memory is still 81.8 MB. Free memory was 42.6 MB in the beginning and 61.5 MB in the end (delta: -19.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2726.66 ms. Allocated memory was 81.8 MB in the beginning and 192.9 MB in the end (delta: 111.1 MB). Free memory was 61.5 MB in the beginning and 101.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 97.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17150.17 ms. Allocated memory was 192.9 MB in the beginning and 717.2 MB in the end (delta: 524.3 MB). Free memory was 101.4 MB in the beginning and 590.8 MB in the end (delta: -489.3 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. * Witness Printer took 46.73 ms. Allocated memory is still 717.2 MB. Free memory was 590.8 MB in the beginning and 581.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8837.0ms, 111 PlacesBefore, 31 PlacesAfterwards, 106 TransitionsBefore, 25 TransitionsAfterwards, 1276 CoEnabledTransitionPairs, 7 FixpointIterations, 50 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 91 TotalNumberOfCompositions, 4194 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1468, positive: 1280, positive conditional: 0, positive unconditional: 1280, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 879, positive: 833, positive conditional: 0, positive unconditional: 833, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 879, positive: 809, positive conditional: 0, positive unconditional: 809, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 538, negative conditional: 0, negative unconditional: 538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1468, positive: 447, positive conditional: 0, positive unconditional: 447, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 879, unknown conditional: 0, unknown unconditional: 879] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 51, Positive conditional cache size: 0, Positive unconditional cache size: 51, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 16989.9ms, OverallIterations: 18, TraceHistogramMax: 1, EmptinessCheckTime: 13.2ms, AutomataDifference: 4317.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8874.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 377 SDtfs, 556 SDslu, 1111 SDs, 0 SdLazy, 1271 SolverSat, 458 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1906.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 449 ImplicationChecksByTransitivity, 2857.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=308occurred in iteration=0, InterpolantAutomatonStates: 165, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 75.2ms AutomataMinimizationTime, 18 MinimizatonAttempts, 299 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 59.8ms SsaConstructionTime, 659.4ms SatisfiabilityAnalysisTime, 2755.2ms InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 239 ConstructedInterpolants, 0 QuantifiedInterpolants, 2814 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-08-26 14:34:59,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...