./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G --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 d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:10:12,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:10:12,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:10:12,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:10:12,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:10:12,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:10:12,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:10:12,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:10:12,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:10:12,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:10:12,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:10:12,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:10:12,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:10:12,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:10:12,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:10:12,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:10:12,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:10:12,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:10:12,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:10:12,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:10:12,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:10:12,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:10:12,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:10:12,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:10:12,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:10:12,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:10:12,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:10:12,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:10:12,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:10:12,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:10:12,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:10:12,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:10:12,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:10:12,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:10:12,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:10:12,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:10:12,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:10:12,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:10:12,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:10:12,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:10:12,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:10:12,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:10:12,964 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:10:12,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:10:12,965 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:10:12,965 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:10:12,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:10:12,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:10:12,975 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:10:12,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:10:12,975 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:10:12,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:10:12,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:10:12,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:10:12,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:10:12,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:10:12,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:10:12,976 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:10:12,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:10:12,977 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:10:12,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:10:12,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:10:12,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:10:12,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:10:12,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:10:12,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:10:12,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:10:12,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:10:12,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:10:12,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:10:12,979 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:10:12,979 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:10:12,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:10:12,980 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:10:12,980 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d [2021-11-23 13:10:13,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:10:13,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:10:13,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:10:13,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:10:13,329 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:10:13,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2021-11-23 13:10:13,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/data/f4a72e132/894e52fb0ec34134a473a7607d927993/FLAGe439aae90 [2021-11-23 13:10:14,210 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:10:14,211 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2021-11-23 13:10:14,246 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/data/f4a72e132/894e52fb0ec34134a473a7607d927993/FLAGe439aae90 [2021-11-23 13:10:14,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/data/f4a72e132/894e52fb0ec34134a473a7607d927993 [2021-11-23 13:10:14,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:10:14,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:10:14,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:10:14,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:10:14,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:10:14,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:10:14" (1/1) ... [2021-11-23 13:10:14,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbaa621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:14, skipping insertion in model container [2021-11-23 13:10:14,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:10:14" (1/1) ... [2021-11-23 13:10:14,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:10:14,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:10:15,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i[33021,33034] [2021-11-23 13:10:15,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i[44590,44603] [2021-11-23 13:10:15,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:10:15,212 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:10:15,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i[33021,33034] [2021-11-23 13:10:15,320 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i[44590,44603] [2021-11-23 13:10:15,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:10:15,376 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:10:15,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15 WrapperNode [2021-11-23 13:10:15,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:10:15,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:10:15,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:10:15,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:10:15,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,501 INFO L137 Inliner]: procedures = 177, calls = 336, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 1211 [2021-11-23 13:10:15,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:10:15,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:10:15,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:10:15,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:10:15,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:10:15,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:10:15,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:10:15,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:10:15,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (1/1) ... [2021-11-23 13:10:15,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:10:15,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:15,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:10:15,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:10:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 13:10:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 13:10:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 13:10:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:10:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 13:10:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 13:10:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 13:10:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 13:10:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 13:10:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:10:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:10:15,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:10:16,119 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:10:16,121 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:10:17,293 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:10:17,311 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:10:17,311 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-23 13:10:17,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:10:17 BoogieIcfgContainer [2021-11-23 13:10:17,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:10:17,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:10:17,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:10:17,320 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:10:17,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:10:14" (1/3) ... [2021-11-23 13:10:17,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e7297a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:10:17, skipping insertion in model container [2021-11-23 13:10:17,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:15" (2/3) ... [2021-11-23 13:10:17,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e7297a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:10:17, skipping insertion in model container [2021-11-23 13:10:17,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:10:17" (3/3) ... [2021-11-23 13:10:17,324 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test3-2.i [2021-11-23 13:10:17,330 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:10:17,331 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-23 13:10:17,412 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:10:17,429 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-11-23 13:10:17,436 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-23 13:10:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 236 states, 229 states have (on average 1.703056768558952) internal successors, (390), 235 states have internal predecessors, (390), 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) [2021-11-23 13:10:17,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 13:10:17,467 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:17,468 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:17,469 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:17,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:17,474 INFO L85 PathProgramCache]: Analyzing trace with hash 239232295, now seen corresponding path program 1 times [2021-11-23 13:10:17,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:17,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795395805] [2021-11-23 13:10:17,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:17,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:10:17,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:17,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795395805] [2021-11-23 13:10:17,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795395805] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:17,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:17,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:10:17,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319029658] [2021-11-23 13:10:17,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:17,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 13:10:17,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:17,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 13:10:17,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 13:10:17,745 INFO L87 Difference]: Start difference. First operand has 236 states, 229 states have (on average 1.703056768558952) internal successors, (390), 235 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-11-23 13:10:17,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:17,828 INFO L93 Difference]: Finished difference Result 470 states and 778 transitions. [2021-11-23 13:10:17,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 13:10:17,833 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2021-11-23 13:10:17,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:17,853 INFO L225 Difference]: With dead ends: 470 [2021-11-23 13:10:17,853 INFO L226 Difference]: Without dead ends: 203 [2021-11-23 13:10:17,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 13:10:17,866 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:17,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:10:17,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-23 13:10:17,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-23 13:10:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.3401015228426396) internal successors, (264), 202 states have internal predecessors, (264), 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) [2021-11-23 13:10:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 264 transitions. [2021-11-23 13:10:17,959 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 264 transitions. Word has length 9 [2021-11-23 13:10:17,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:17,960 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 264 transitions. [2021-11-23 13:10:17,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-11-23 13:10:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 264 transitions. [2021-11-23 13:10:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 13:10:17,962 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:17,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:17,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:10:17,963 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:17,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:17,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1042319138, now seen corresponding path program 1 times [2021-11-23 13:10:17,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:17,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048607643] [2021-11-23 13:10:17,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:17,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:10:18,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:18,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048607643] [2021-11-23 13:10:18,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048607643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:18,129 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:18,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:10:18,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846845693] [2021-11-23 13:10:18,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:18,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:10:18,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:18,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:10:18,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:10:18,135 INFO L87 Difference]: Start difference. First operand 203 states and 264 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2021-11-23 13:10:18,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:18,854 INFO L93 Difference]: Finished difference Result 460 states and 597 transitions. [2021-11-23 13:10:18,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:10:18,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 12 [2021-11-23 13:10:18,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:18,858 INFO L225 Difference]: With dead ends: 460 [2021-11-23 13:10:18,858 INFO L226 Difference]: Without dead ends: 347 [2021-11-23 13:10:18,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:10:18,861 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 178 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 657 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:18,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [178 Valid, 657 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 13:10:18,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2021-11-23 13:10:18,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 205. [2021-11-23 13:10:18,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 199 states have (on average 1.3366834170854272) internal successors, (266), 204 states have internal predecessors, (266), 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) [2021-11-23 13:10:18,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 266 transitions. [2021-11-23 13:10:18,878 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 266 transitions. Word has length 12 [2021-11-23 13:10:18,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:18,879 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 266 transitions. [2021-11-23 13:10:18,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2021-11-23 13:10:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 266 transitions. [2021-11-23 13:10:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 13:10:18,882 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:18,882 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:18,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 13:10:18,883 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:18,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:18,884 INFO L85 PathProgramCache]: Analyzing trace with hash 168111628, now seen corresponding path program 1 times [2021-11-23 13:10:18,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:18,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886898044] [2021-11-23 13:10:18,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:18,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:18,909 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:18,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [977302017] [2021-11-23 13:10:18,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:18,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:18,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:18,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:18,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:10:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:19,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:10:19,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:10:19,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:19,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:19,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886898044] [2021-11-23 13:10:19,346 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:19,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977302017] [2021-11-23 13:10:19,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977302017] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:19,350 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:19,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:10:19,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387283426] [2021-11-23 13:10:19,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:19,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:10:19,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:19,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:10:19,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:10:19,356 INFO L87 Difference]: Start difference. First operand 205 states and 266 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-23 13:10:19,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:19,451 INFO L93 Difference]: Finished difference Result 427 states and 559 transitions. [2021-11-23 13:10:19,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:10:19,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2021-11-23 13:10:19,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:19,455 INFO L225 Difference]: With dead ends: 427 [2021-11-23 13:10:19,455 INFO L226 Difference]: Without dead ends: 226 [2021-11-23 13:10:19,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:10:19,460 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 9 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:19,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 473 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:10:19,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-11-23 13:10:19,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 225. [2021-11-23 13:10:19,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 219 states have (on average 1.3059360730593608) internal successors, (286), 224 states have internal predecessors, (286), 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) [2021-11-23 13:10:19,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 286 transitions. [2021-11-23 13:10:19,509 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 286 transitions. Word has length 64 [2021-11-23 13:10:19,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:19,510 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 286 transitions. [2021-11-23 13:10:19,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-23 13:10:19,510 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 286 transitions. [2021-11-23 13:10:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 13:10:19,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:19,522 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:19,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 13:10:19,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:19,737 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:19,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:19,738 INFO L85 PathProgramCache]: Analyzing trace with hash 521200010, now seen corresponding path program 1 times [2021-11-23 13:10:19,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:19,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438803311] [2021-11-23 13:10:19,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:19,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:19,760 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:19,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1976680629] [2021-11-23 13:10:19,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:19,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:19,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:19,762 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:19,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:10:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:19,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:10:20,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:10:20,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:20,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:20,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438803311] [2021-11-23 13:10:20,166 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:20,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976680629] [2021-11-23 13:10:20,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976680629] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:20,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:20,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:10:20,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357282201] [2021-11-23 13:10:20,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:20,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:10:20,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:20,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:10:20,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:10:20,175 INFO L87 Difference]: Start difference. First operand 225 states and 286 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-11-23 13:10:20,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:20,282 INFO L93 Difference]: Finished difference Result 438 states and 560 transitions. [2021-11-23 13:10:20,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:10:20,283 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2021-11-23 13:10:20,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:20,284 INFO L225 Difference]: With dead ends: 438 [2021-11-23 13:10:20,285 INFO L226 Difference]: Without dead ends: 217 [2021-11-23 13:10:20,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:10:20,288 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 252 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:20,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 484 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:10:20,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-11-23 13:10:20,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 211. [2021-11-23 13:10:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.2926829268292683) internal successors, (265), 210 states have internal predecessors, (265), 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) [2021-11-23 13:10:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 265 transitions. [2021-11-23 13:10:20,303 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 265 transitions. Word has length 64 [2021-11-23 13:10:20,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:20,303 INFO L470 AbstractCegarLoop]: Abstraction has 211 states and 265 transitions. [2021-11-23 13:10:20,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-11-23 13:10:20,304 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 265 transitions. [2021-11-23 13:10:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 13:10:20,307 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:20,307 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:20,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 13:10:20,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:20,517 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:20,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:20,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1012352744, now seen corresponding path program 1 times [2021-11-23 13:10:20,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:20,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878605775] [2021-11-23 13:10:20,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:20,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:20,555 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:20,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2048035166] [2021-11-23 13:10:20,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:20,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:20,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:20,559 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:20,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 13:10:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:20,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 13:10:20,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:10:21,119 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:21,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:21,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878605775] [2021-11-23 13:10:21,120 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:21,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048035166] [2021-11-23 13:10:21,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048035166] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:21,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:21,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:10:21,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034490880] [2021-11-23 13:10:21,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:21,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:10:21,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:21,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:10:21,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:10:21,124 INFO L87 Difference]: Start difference. First operand 211 states and 265 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-23 13:10:21,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:21,234 INFO L93 Difference]: Finished difference Result 557 states and 698 transitions. [2021-11-23 13:10:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:10:21,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2021-11-23 13:10:21,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:21,238 INFO L225 Difference]: With dead ends: 557 [2021-11-23 13:10:21,238 INFO L226 Difference]: Without dead ends: 350 [2021-11-23 13:10:21,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:10:21,240 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 137 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:21,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 559 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:10:21,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2021-11-23 13:10:21,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 317. [2021-11-23 13:10:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 311 states have (on average 1.279742765273312) internal successors, (398), 316 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:10:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 398 transitions. [2021-11-23 13:10:21,256 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 398 transitions. Word has length 64 [2021-11-23 13:10:21,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:21,259 INFO L470 AbstractCegarLoop]: Abstraction has 317 states and 398 transitions. [2021-11-23 13:10:21,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-23 13:10:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 398 transitions. [2021-11-23 13:10:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 13:10:21,262 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:21,262 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:21,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 13:10:21,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:21,479 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:21,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:21,479 INFO L85 PathProgramCache]: Analyzing trace with hash -147792665, now seen corresponding path program 1 times [2021-11-23 13:10:21,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:21,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353886961] [2021-11-23 13:10:21,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:21,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:21,500 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:21,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1138002550] [2021-11-23 13:10:21,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:21,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:21,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:21,502 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:21,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 13:10:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:21,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:10:21,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:21,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 13:10:21,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-23 13:10:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:10:21,928 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:21,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:21,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353886961] [2021-11-23 13:10:21,928 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:21,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138002550] [2021-11-23 13:10:21,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138002550] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:21,929 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:21,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:10:21,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389426676] [2021-11-23 13:10:21,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:21,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:10:21,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:21,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:10:21,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:10:21,934 INFO L87 Difference]: Start difference. First operand 317 states and 398 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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) [2021-11-23 13:10:22,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:22,308 INFO L93 Difference]: Finished difference Result 431 states and 547 transitions. [2021-11-23 13:10:22,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:10:22,309 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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 71 [2021-11-23 13:10:22,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:22,312 INFO L225 Difference]: With dead ends: 431 [2021-11-23 13:10:22,312 INFO L226 Difference]: Without dead ends: 401 [2021-11-23 13:10:22,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:10:22,314 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 135 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:22,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 659 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 13:10:22,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-11-23 13:10:22,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 319. [2021-11-23 13:10:22,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 313 states have (on average 1.2779552715654952) internal successors, (400), 318 states have internal predecessors, (400), 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) [2021-11-23 13:10:22,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 400 transitions. [2021-11-23 13:10:22,346 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 400 transitions. Word has length 71 [2021-11-23 13:10:22,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:22,349 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 400 transitions. [2021-11-23 13:10:22,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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) [2021-11-23 13:10:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 400 transitions. [2021-11-23 13:10:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 13:10:22,352 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:22,352 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:22,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-23 13:10:22,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:22,565 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:22,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:22,565 INFO L85 PathProgramCache]: Analyzing trace with hash -2000986198, now seen corresponding path program 1 times [2021-11-23 13:10:22,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:22,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933733739] [2021-11-23 13:10:22,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:22,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:22,581 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:22,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1001678643] [2021-11-23 13:10:22,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:22,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:22,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:22,583 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:22,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 13:10:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:22,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:10:22,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:10:23,045 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:23,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:23,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933733739] [2021-11-23 13:10:23,046 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:23,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001678643] [2021-11-23 13:10:23,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001678643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:23,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:23,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:10:23,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258885161] [2021-11-23 13:10:23,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:23,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:10:23,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:23,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:10:23,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:10:23,049 INFO L87 Difference]: Start difference. First operand 319 states and 400 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:10:23,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:23,161 INFO L93 Difference]: Finished difference Result 535 states and 691 transitions. [2021-11-23 13:10:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:10:23,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-11-23 13:10:23,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:23,165 INFO L225 Difference]: With dead ends: 535 [2021-11-23 13:10:23,166 INFO L226 Difference]: Without dead ends: 361 [2021-11-23 13:10:23,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:10:23,168 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 9 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:23,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 459 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:10:23,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-11-23 13:10:23,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 359. [2021-11-23 13:10:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 353 states have (on average 1.246458923512748) internal successors, (440), 358 states have internal predecessors, (440), 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) [2021-11-23 13:10:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 440 transitions. [2021-11-23 13:10:23,196 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 440 transitions. Word has length 103 [2021-11-23 13:10:23,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:23,197 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 440 transitions. [2021-11-23 13:10:23,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:10:23,197 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 440 transitions. [2021-11-23 13:10:23,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 13:10:23,205 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:23,205 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:23,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 13:10:23,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-23 13:10:23,428 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:23,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:23,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1973776046, now seen corresponding path program 1 times [2021-11-23 13:10:23,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:23,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760292083] [2021-11-23 13:10:23,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:23,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:23,446 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:23,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [149194110] [2021-11-23 13:10:23,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:23,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:23,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:23,448 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:23,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 13:10:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:23,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:10:23,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:10:23,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:23,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:23,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760292083] [2021-11-23 13:10:23,842 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:23,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149194110] [2021-11-23 13:10:23,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149194110] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:23,843 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:23,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:10:23,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109573583] [2021-11-23 13:10:23,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:23,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:10:23,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:23,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:10:23,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:10:23,846 INFO L87 Difference]: Start difference. First operand 359 states and 440 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:10:23,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:23,957 INFO L93 Difference]: Finished difference Result 550 states and 686 transitions. [2021-11-23 13:10:23,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:10:23,958 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-11-23 13:10:23,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:23,961 INFO L225 Difference]: With dead ends: 550 [2021-11-23 13:10:23,961 INFO L226 Difference]: Without dead ends: 336 [2021-11-23 13:10:23,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:10:23,963 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 135 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:23,964 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 574 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:10:23,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-23 13:10:23,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 331. [2021-11-23 13:10:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 325 states have (on average 1.2246153846153847) internal successors, (398), 330 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:10:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 398 transitions. [2021-11-23 13:10:23,979 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 398 transitions. Word has length 103 [2021-11-23 13:10:23,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:23,980 INFO L470 AbstractCegarLoop]: Abstraction has 331 states and 398 transitions. [2021-11-23 13:10:23,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:10:23,981 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 398 transitions. [2021-11-23 13:10:23,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 13:10:23,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:23,983 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:24,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 13:10:24,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:24,201 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:24,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:24,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1090927200, now seen corresponding path program 1 times [2021-11-23 13:10:24,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:24,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481956038] [2021-11-23 13:10:24,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:24,217 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:24,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [164594909] [2021-11-23 13:10:24,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:24,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:24,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:24,219 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:24,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 13:10:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:24,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 13:10:24,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:24,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:10:24,736 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:10:24,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:10:24,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481956038] [2021-11-23 13:10:24,737 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 13:10:24,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164594909] [2021-11-23 13:10:24,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164594909] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:10:24,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:10:24,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:10:24,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850081427] [2021-11-23 13:10:24,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:10:24,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:10:24,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:10:24,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:10:24,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:10:24,745 INFO L87 Difference]: Start difference. First operand 331 states and 398 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-11-23 13:10:25,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:10:25,267 INFO L93 Difference]: Finished difference Result 760 states and 920 transitions. [2021-11-23 13:10:25,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:10:25,268 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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 103 [2021-11-23 13:10:25,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:10:25,272 INFO L225 Difference]: With dead ends: 760 [2021-11-23 13:10:25,273 INFO L226 Difference]: Without dead ends: 477 [2021-11-23 13:10:25,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:10:25,274 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 512 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 13:10:25,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [512 Valid, 523 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 13:10:25,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2021-11-23 13:10:25,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 415. [2021-11-23 13:10:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 409 states have (on average 1.2273838630806846) internal successors, (502), 414 states have internal predecessors, (502), 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) [2021-11-23 13:10:25,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 502 transitions. [2021-11-23 13:10:25,295 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 502 transitions. Word has length 103 [2021-11-23 13:10:25,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:10:25,296 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 502 transitions. [2021-11-23 13:10:25,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-11-23 13:10:25,297 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 502 transitions. [2021-11-23 13:10:25,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 13:10:25,298 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:10:25,299 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:10:25,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-23 13:10:25,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:25,525 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-23 13:10:25,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:10:25,525 INFO L85 PathProgramCache]: Analyzing trace with hash 541561274, now seen corresponding path program 1 times [2021-11-23 13:10:25,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:10:25,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345507590] [2021-11-23 13:10:25,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:25,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:10:25,541 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:10:25,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1025350737] [2021-11-23 13:10:25,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:10:25,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:10:25,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:10:25,543 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:10:25,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ca9328-0345-4a07-ad7a-9d90c274081b/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-23 13:10:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:10:25,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-23 13:10:25,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:10:25,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 13:10:25,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 13:10:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:25,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-11-23 13:10:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:25,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:25,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2021-11-23 13:10:27,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 57 [2021-11-23 13:10:27,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 13:10:27,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-23 13:10:27,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 13:10:27,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2021-11-23 13:10:27,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,415 INFO L354 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2021-11-23 13:10:27,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 30 [2021-11-23 13:10:27,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:27,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2021-11-23 13:10:29,800 INFO L354 Elim1Store]: treesize reduction 364, result has 11.9 percent of original size [2021-11-23 13:10:29,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2831 treesize of output 2280 [2021-11-23 13:10:29,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,327 INFO L354 Elim1Store]: treesize reduction 448, result has 17.8 percent of original size [2021-11-23 13:10:32,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 3246 treesize of output 2904 [2021-11-23 13:10:32,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:32,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:43,805 WARN L227 SmtUtils]: Spent 11.36s on a formula simplification. DAG size of input: 535 DAG size of output: 129 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 13:10:43,806 INFO L354 Elim1Store]: treesize reduction 11587, result has 3.5 percent of original size [2021-11-23 13:10:43,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 4244 treesize of output 2269 [2021-11-23 13:10:45,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:45,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2021-11-23 13:10:45,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:45,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 30 [2021-11-23 13:10:47,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:10:47,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:10:47,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:10:47,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:47,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:48,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:48,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:48,045 INFO L244 Elim1Store]: Index analysis took 415 ms [2021-11-23 13:10:48,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 13 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 881 treesize of output 399 [2021-11-23 13:10:49,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:10:49,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 28 [2021-11-23 13:10:50,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:10:50,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:10:50,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:47,892 WARN L227 SmtUtils]: Spent 1.95m on a formula simplification. DAG size of input: 1412 DAG size of output: 359 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 13:12:47,895 INFO L354 Elim1Store]: treesize reduction 33944, result has 3.6 percent of original size [2021-11-23 13:12:47,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 24 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 36 new quantified variables, introduced 121 case distinctions, treesize of input 1783464 treesize of output 737885 [2021-11-23 13:12:54,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,583 INFO L244 Elim1Store]: Index analysis took 309 ms [2021-11-23 13:12:54,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:54,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:55,001 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:12:55,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 1064 treesize of output 480 [2021-11-23 13:12:55,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:55,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,211 INFO L244 Elim1Store]: Index analysis took 451 ms [2021-11-23 13:12:56,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:56,718 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:12:56,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 828 treesize of output 382 [2021-11-23 13:12:57,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:12:57,129 INFO L354 Elim1Store]: treesize reduction 167, result has 0.6 percent of original size [2021-11-23 13:12:57,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1430809 treesize of output 1161522 [2021-11-23 13:13:15,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,107 INFO L244 Elim1Store]: Index analysis took 284 ms [2021-11-23 13:13:16,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:16,486 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:16,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 13925 treesize of output 9540 [2021-11-23 13:13:46,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:46,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,137 INFO L244 Elim1Store]: Index analysis took 461 ms [2021-11-23 13:13:47,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:47,500 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:47,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 1986 treesize of output 946 [2021-11-23 13:13:50,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:50,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:50,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:50,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:50,891 INFO L244 Elim1Store]: Index analysis took 556 ms [2021-11-23 13:13:50,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:50,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:51,450 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:51,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 981 treesize of output 418 [2021-11-23 13:13:51,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,194 INFO L244 Elim1Store]: Index analysis took 610 ms [2021-11-23 13:13:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:52,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:53,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:53,044 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:53,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 1559 treesize of output 687 [2021-11-23 13:13:53,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:53,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:53,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:53,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,010 INFO L244 Elim1Store]: Index analysis took 821 ms [2021-11-23 13:13:54,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,484 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:54,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 600 treesize of output 274 [2021-11-23 13:13:54,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:54,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,340 INFO L244 Elim1Store]: Index analysis took 715 ms [2021-11-23 13:13:55,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:55,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:56,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:56,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:56,234 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:56,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 1535 treesize of output 675 [2021-11-23 13:13:56,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:56,991 INFO L244 Elim1Store]: Index analysis took 582 ms [2021-11-23 13:13:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:57,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,039 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:58,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 1085 treesize of output 470 [2021-11-23 13:13:58,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,699 INFO L244 Elim1Store]: Index analysis took 553 ms [2021-11-23 13:13:58,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:58,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,038 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:59,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 716 treesize of output 332 [2021-11-23 13:13:59,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,293 INFO L244 Elim1Store]: Index analysis took 188 ms [2021-11-23 13:13:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:13:59,603 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:13:59,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 9231 treesize of output 6104 [2021-11-23 13:14:01,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,656 INFO L244 Elim1Store]: Index analysis took 334 ms [2021-11-23 13:14:01,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:01,939 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:14:01,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 636 treesize of output 292 [2021-11-23 13:14:01,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:02,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:02,196 INFO L354 Elim1Store]: treesize reduction 198, result has 0.5 percent of original size [2021-11-23 13:14:02,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 12 new quantified variables, introduced 15 case distinctions, treesize of input 13611 treesize of output 9111 [2021-11-23 13:14:02,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:02,440 INFO L354 Elim1Store]: treesize reduction 428, result has 0.2 percent of original size [2021-11-23 13:14:02,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 12668 treesize of output 10232 [2021-11-23 13:14:02,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:02,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:02,639 INFO L354 Elim1Store]: treesize reduction 426, result has 0.2 percent of original size [2021-11-23 13:14:02,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 11146 treesize of output 8956 [2021-11-23 13:14:02,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:02,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:02,806 INFO L354 Elim1Store]: treesize reduction 787, result has 0.1 percent of original size [2021-11-23 13:14:02,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 9768 treesize of output 7859 [2021-11-23 13:14:02,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:02,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:03,106 INFO L354 Elim1Store]: treesize reduction 424, result has 0.2 percent of original size [2021-11-23 13:14:03,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 8905 treesize of output 6209 [2021-11-23 13:14:03,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:03,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:03,265 INFO L354 Elim1Store]: treesize reduction 787, result has 0.1 percent of original size [2021-11-23 13:14:03,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 7015 treesize of output 5796 [2021-11-23 13:14:03,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:03,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:03,358 INFO L354 Elim1Store]: treesize reduction 773, result has 0.1 percent of original size [2021-11-23 13:14:03,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 5968 treesize of output 4571 [2021-11-23 13:14:03,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:03,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:03,515 INFO L354 Elim1Store]: treesize reduction 422, result has 0.2 percent of original size [2021-11-23 13:14:03,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 5001 treesize of output 4302 [2021-11-23 13:14:03,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:03,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:03,702 INFO L354 Elim1Store]: treesize reduction 791, result has 0.1 percent of original size [2021-11-23 13:14:03,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 3715 treesize of output 3276 [2021-11-23 13:14:03,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:03,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:03,790 INFO L354 Elim1Store]: treesize reduction 3418, result has 0.0 percent of original size [2021-11-23 13:14:03,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 2760 treesize of output 2038 [2021-11-23 13:14:04,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,699 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 13:14:04,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 218 treesize of output 139 [2021-11-23 13:14:04,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:04,753 INFO L354 Elim1Store]: treesize reduction 383, result has 0.3 percent of original size [2021-11-23 13:14:04,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 5 case distinctions, treesize of input 1343 treesize of output 1142 [2021-11-23 13:14:05,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,119 INFO L354 Elim1Store]: treesize reduction 292, result has 15.4 percent of original size [2021-11-23 13:14:05,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 274 treesize of output 234 [2021-11-23 13:14:05,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,198 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-23 13:14:05,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 139 treesize of output 61 [2021-11-23 13:14:05,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:05,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,225 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-23 13:14:05,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 95 treesize of output 106 [2021-11-23 13:14:05,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:05,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:05,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,010 INFO L354 Elim1Store]: treesize reduction 162, result has 12.9 percent of original size [2021-11-23 13:14:06,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 309 treesize of output 218 [2021-11-23 13:14:06,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:06,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,204 INFO L354 Elim1Store]: treesize reduction 646, result has 11.6 percent of original size [2021-11-23 13:14:06,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 18 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 38 case distinctions, treesize of input 260 treesize of output 256 [2021-11-23 13:14:06,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 13:14:06,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 13:14:06,238 INFO L354 Elim1Store]: treesize reduction 122, result has 22.8 percent of original size [2021-11-23 13:14:06,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 209 treesize of output 199 [2021-11-23 13:14:07,012 INFO L354 Elim1Store]: treesize reduction 412, result has 39.4 percent of original size [2021-11-23 13:14:07,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 46 case distinctions, treesize of input 220 treesize of output 388 [2021-11-23 13:14:07,103 INFO L354 Elim1Store]: treesize reduction 326, result has 9.9 percent of original size [2021-11-23 13:14:07,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 15 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 39 case distinctions, treesize of input 364 treesize of output 384 [2021-11-23 13:14:07,133 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-11-23 13:14:07,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 360 treesize of output 278 [2021-11-23 13:14:07,160 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 13:14:07,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 266 treesize of output 254 [2021-11-23 13:14:19,732 INFO L354 Elim1Store]: treesize reduction 398, result has 23.5 percent of original size [2021-11-23 13:14:19,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 15 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 287 treesize of output 325 [2021-11-23 13:15:08,054 INFO L354 Elim1Store]: treesize reduction 274, result has 15.4 percent of original size [2021-11-23 13:15:08,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 35 case distinctions, treesize of input 353 treesize of output 238 [2021-11-23 13:15:12,544 INFO L354 Elim1Store]: treesize reduction 89, result has 4.3 percent of original size [2021-11-23 13:15:12,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 343 treesize of output 187 [2021-11-23 13:15:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:15:12,659 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:15:14,940 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~_ha_head~0#1.base_5| Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| Int)) (or (< (select (select (let ((.cse0 (let ((.cse1 (store |c_#memory_int| |v_ULTIMATE.start_main_~_ha_head~0#1.base_5| (let ((.cse2 (select |c_#memory_int| |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|)) (.cse3 (+ |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| 4))) (store .cse2 .cse3 (+ (select .cse2 .cse3) 1)))))) (store .cse1 |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select .cse1 |c_ULTIMATE.start_main_~user~0#1.base|) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 24) v_DerPreprocessor_9) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 20) v_DerPreprocessor_8))))) (store .cse0 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5| (store (select .cse0 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|) |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| v_DerPreprocessor_7))) |c_ULTIMATE.start_main_~#i~0#1.base|) |c_ULTIMATE.start_main_~#i~0#1.offset|) 9) (< (let ((.cse4 (+ 8 |c_ULTIMATE.start_main_~users~0#1.offset|))) (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse4)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse4))) |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|))) is different from false [2021-11-23 13:15:17,172 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_11 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.base_5| Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| Int) (v_DerPreprocessor_10 Int)) (let ((.cse1 (+ 8 |c_ULTIMATE.start_main_~users~0#1.offset|))) (let ((.cse3 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse1) 12)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse1))) (or (< (select (let ((.cse0 (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) .cse3 v_DerPreprocessor_11)))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_main_~users~0#1.base|) .cse1))) (select (select (store |c_#memory_$Pointer$.offset| .cse2 (store (select |c_#memory_$Pointer$.offset| .cse2) .cse3 v_DerPreprocessor_10)) |c_ULTIMATE.start_main_~users~0#1.base|) .cse1)) |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|) (< (select (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_int| .cse2 (let ((.cse9 (select |c_#memory_int| .cse2))) (store .cse9 .cse3 (+ (select .cse9 .cse3) 1)))))) (store .cse6 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5| (let ((.cse7 (select .cse6 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|)) (.cse8 (+ |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| 4))) (store .cse7 .cse8 (+ (select .cse7 .cse8) 1))))))) (store .cse5 |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 24) v_DerPreprocessor_9) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 20) v_DerPreprocessor_8))))) (store .cse4 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5| (store (select .cse4 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|) |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| v_DerPreprocessor_7))) |c_ULTIMATE.start_main_~#i~0#1.base|) |c_ULTIMATE.start_main_~#i~0#1.offset|) 9))))) is different from false [2021-11-23 13:15:19,293 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_11 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.base_5| Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| Int) (v_DerPreprocessor_10 Int)) (let ((.cse1 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse3 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse1) 12)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse1))) (or (< (select (let ((.cse0 (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) .cse3 v_DerPreprocessor_11)))) (select .cse0 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) .cse1))) (select (select (store |c_#memory_$Pointer$.offset| .cse2 (store (select |c_#memory_$Pointer$.offset| .cse2) .cse3 v_DerPreprocessor_10)) |c_ULTIMATE.start_main_~user~0#1.base|) .cse1)) |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|) (< (select (select (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_int| .cse2 (let ((.cse9 (select |c_#memory_int| .cse2))) (store .cse9 .cse3 (+ (select .cse9 .cse3) 1)))))) (store .cse6 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5| (let ((.cse7 (select .cse6 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|)) (.cse8 (+ |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| 4))) (store .cse7 .cse8 (+ (select .cse7 .cse8) 1))))))) (store .cse5 |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 24) v_DerPreprocessor_9) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 20) v_DerPreprocessor_8))))) (store .cse4 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5| (store (select .cse4 |v_ULTIMATE.start_main_~_ha_head~0#1.base_5|) |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| v_DerPreprocessor_7))) |c_ULTIMATE.start_main_~#i~0#1.base|) |c_ULTIMATE.start_main_~#i~0#1.offset|) 9))))) is different from false