./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array7_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-patterns/array7_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro --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 85b55cdd1f26353e63ecc189ba28ba899672edc569fe3ef3f04470f2b5e667fa --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:41:52,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:41:52,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:41:52,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:41:52,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:41:52,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:41:52,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:41:52,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:41:52,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:41:52,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:41:52,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:41:52,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:41:52,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:41:52,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:41:52,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:41:52,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:41:52,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:41:52,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:41:52,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:41:52,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:41:52,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:41:52,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:41:52,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:41:52,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:41:52,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:41:52,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:41:52,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:41:52,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:41:52,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:41:52,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:41:52,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:41:52,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:41:52,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:41:52,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:41:52,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:41:52,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:41:52,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:41:52,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:41:52,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:41:52,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:41:52,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:41:52,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:41:52,508 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:41:52,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:41:52,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:41:52,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:41:52,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:41:52,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:41:52,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:41:52,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:41:52,511 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:41:52,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:41:52,513 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:41:52,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:41:52,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:41:52,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:41:52,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:41:52,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:41:52,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:41:52,514 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:41:52,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:41:52,514 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:41:52,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:41:52,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:41:52,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:41:52,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:41:52,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:41:52,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:41:52,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:41:52,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:41:52,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:41:52,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:41:52,518 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:41:52,518 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:41:52,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:41:52,518 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_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85b55cdd1f26353e63ecc189ba28ba899672edc569fe3ef3f04470f2b5e667fa [2022-11-18 20:41:52,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:41:52,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:41:52,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:41:52,897 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:41:52,898 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:41:52,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/array-patterns/array7_pattern.c [2022-11-18 20:41:52,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/data/97b6585d7/3da85f564dbf4bcab90767dfc4898b50/FLAG4d3779770 [2022-11-18 20:41:53,520 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:41:53,521 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/sv-benchmarks/c/array-patterns/array7_pattern.c [2022-11-18 20:41:53,528 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/data/97b6585d7/3da85f564dbf4bcab90767dfc4898b50/FLAG4d3779770 [2022-11-18 20:41:53,864 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/data/97b6585d7/3da85f564dbf4bcab90767dfc4898b50 [2022-11-18 20:41:53,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:41:53,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:41:53,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:41:53,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:41:53,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:41:53,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:41:53" (1/1) ... [2022-11-18 20:41:53,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc6b032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:53, skipping insertion in model container [2022-11-18 20:41:53,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:41:53" (1/1) ... [2022-11-18 20:41:53,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:41:53,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:41:54,140 WARN L234 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_d74bed75-0b99-4f2d-97f9-57d699bbe36f/sv-benchmarks/c/array-patterns/array7_pattern.c[1375,1388] [2022-11-18 20:41:54,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:41:54,173 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:41:54,185 WARN L234 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_d74bed75-0b99-4f2d-97f9-57d699bbe36f/sv-benchmarks/c/array-patterns/array7_pattern.c[1375,1388] [2022-11-18 20:41:54,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:41:54,214 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:41:54,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54 WrapperNode [2022-11-18 20:41:54,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:41:54,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:41:54,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:41:54,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:41:54,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,260 INFO L138 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2022-11-18 20:41:54,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:41:54,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:41:54,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:41:54,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:41:54,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,305 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:41:54,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:41:54,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:41:54,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:41:54,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (1/1) ... [2022-11-18 20:41:54,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:41:54,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:41:54,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:41:54,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:41:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:41:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 20:41:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 20:41:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:41:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:41:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:41:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:41:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:41:54,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:41:54,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:41:54,505 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:41:54,507 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:41:54,827 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:41:54,833 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:41:54,833 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-18 20:41:54,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:41:54 BoogieIcfgContainer [2022-11-18 20:41:54,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:41:54,840 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:41:54,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:41:54,849 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:41:54,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:41:53" (1/3) ... [2022-11-18 20:41:54,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42aac864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:41:54, skipping insertion in model container [2022-11-18 20:41:54,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:41:54" (2/3) ... [2022-11-18 20:41:54,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42aac864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:41:54, skipping insertion in model container [2022-11-18 20:41:54,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:41:54" (3/3) ... [2022-11-18 20:41:54,853 INFO L112 eAbstractionObserver]: Analyzing ICFG array7_pattern.c [2022-11-18 20:41:54,871 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:41:54,872 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 20:41:54,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:41:54,959 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@43339e77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:41:54,960 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 20:41:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 26 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:41:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-18 20:41:54,974 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:41:54,976 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:41:54,976 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:41:54,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:41:54,984 INFO L85 PathProgramCache]: Analyzing trace with hash -440982883, now seen corresponding path program 1 times [2022-11-18 20:41:54,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:41:54,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137681629] [2022-11-18 20:41:54,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:54,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:41:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:41:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:41:55,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:41:55,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137681629] [2022-11-18 20:41:55,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137681629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:41:55,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:41:55,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:41:55,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326883122] [2022-11-18 20:41:55,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:41:55,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 20:41:55,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:41:55,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 20:41:55,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 20:41:55,288 INFO L87 Difference]: Start difference. First operand has 26 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 20:41:55,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:41:55,315 INFO L93 Difference]: Finished difference Result 49 states and 71 transitions. [2022-11-18 20:41:55,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 20:41:55,318 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-11-18 20:41:55,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:41:55,327 INFO L225 Difference]: With dead ends: 49 [2022-11-18 20:41:55,328 INFO L226 Difference]: Without dead ends: 22 [2022-11-18 20:41:55,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 20:41:55,336 INFO L413 NwaCegarLoop]: 30 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, 30 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 [2022-11-18 20:41:55,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:41:55,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-11-18 20:41:55,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-18 20:41:55,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 17 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:41:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2022-11-18 20:41:55,383 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 15 [2022-11-18 20:41:55,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:41:55,384 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-11-18 20:41:55,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 20:41:55,385 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-11-18 20:41:55,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-18 20:41:55,388 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:41:55,388 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:41:55,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:41:55,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:41:55,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:41:55,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1396045698, now seen corresponding path program 1 times [2022-11-18 20:41:55,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:41:55,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592994794] [2022-11-18 20:41:55,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:55,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:41:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:41:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:41:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-18 20:41:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-18 20:41:55,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:41:55,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592994794] [2022-11-18 20:41:55,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592994794] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:41:55,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:41:55,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:41:55,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052691059] [2022-11-18 20:41:55,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:41:55,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:41:55,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:41:55,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:41:55,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:41:55,726 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-18 20:41:55,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:41:55,754 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2022-11-18 20:41:55,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:41:55,755 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 27 [2022-11-18 20:41:55,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:41:55,756 INFO L225 Difference]: With dead ends: 27 [2022-11-18 20:41:55,756 INFO L226 Difference]: Without dead ends: 23 [2022-11-18 20:41:55,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:41:55,758 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 4 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:41:55,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 59 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:41:55,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-11-18 20:41:55,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-11-18 20:41:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 18 states have internal predecessors, (21), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:41:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2022-11-18 20:41:55,766 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 27 [2022-11-18 20:41:55,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:41:55,767 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2022-11-18 20:41:55,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-18 20:41:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-18 20:41:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-18 20:41:55,769 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:41:55,769 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:41:55,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:41:55,770 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:41:55,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:41:55,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1623352868, now seen corresponding path program 1 times [2022-11-18 20:41:55,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:41:55,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715179393] [2022-11-18 20:41:55,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:55,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:41:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:41:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:41:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-18 20:41:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-18 20:41:55,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:41:55,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715179393] [2022-11-18 20:41:55,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715179393] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:41:55,960 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:41:55,960 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:41:55,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599063883] [2022-11-18 20:41:55,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:41:55,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 20:41:55,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:41:55,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 20:41:55,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:41:55,965 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-18 20:41:56,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:41:56,020 INFO L93 Difference]: Finished difference Result 43 states and 50 transitions. [2022-11-18 20:41:56,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:41:56,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-11-18 20:41:56,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:41:56,022 INFO L225 Difference]: With dead ends: 43 [2022-11-18 20:41:56,023 INFO L226 Difference]: Without dead ends: 26 [2022-11-18 20:41:56,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:41:56,025 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 16 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:41:56,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 61 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:41:56,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-18 20:41:56,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2022-11-18 20:41:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:41:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2022-11-18 20:41:56,032 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 29 [2022-11-18 20:41:56,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:41:56,033 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2022-11-18 20:41:56,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-18 20:41:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-18 20:41:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-18 20:41:56,034 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:41:56,035 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:41:56,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:41:56,035 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:41:56,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:41:56,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1083978846, now seen corresponding path program 1 times [2022-11-18 20:41:56,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:41:56,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195390005] [2022-11-18 20:41:56,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:56,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:41:56,061 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:41:56,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586909182] [2022-11-18 20:41:56,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:56,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:41:56,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:41:56,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:41:56,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 20:41:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:41:56,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-18 20:41:56,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:41:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-18 20:41:56,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:41:56,803 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 20:41:56,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:41:56,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195390005] [2022-11-18 20:41:56,804 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:41:56,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586909182] [2022-11-18 20:41:56,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586909182] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:41:56,805 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:41:56,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 15 [2022-11-18 20:41:56,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802487285] [2022-11-18 20:41:56,806 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:41:56,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-18 20:41:56,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:41:56,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-18 20:41:56,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-11-18 20:41:56,809 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand has 15 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-18 20:41:57,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:41:57,101 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2022-11-18 20:41:57,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-18 20:41:57,104 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Word has length 31 [2022-11-18 20:41:57,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:41:57,104 INFO L225 Difference]: With dead ends: 73 [2022-11-18 20:41:57,105 INFO L226 Difference]: Without dead ends: 42 [2022-11-18 20:41:57,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2022-11-18 20:41:57,107 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 43 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 20:41:57,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 110 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-18 20:41:57,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-11-18 20:41:57,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 28. [2022-11-18 20:41:57,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 23 states have internal predecessors, (26), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:41:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2022-11-18 20:41:57,121 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 31 [2022-11-18 20:41:57,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:41:57,121 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2022-11-18 20:41:57,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-18 20:41:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-18 20:41:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-18 20:41:57,124 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:41:57,124 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:41:57,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-18 20:41:57,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:41:57,331 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:41:57,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:41:57,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1214758882, now seen corresponding path program 2 times [2022-11-18 20:41:57,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:41:57,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110286448] [2022-11-18 20:41:57,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:57,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:41:57,358 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:41:57,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1729825421] [2022-11-18 20:41:57,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:41:57,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:41:57,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:41:57,360 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:41:57,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 20:41:57,501 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 20:41:57,501 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:41:57,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 20:41:57,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:41:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 20:41:57,589 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:41:57,664 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-18 20:41:57,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:41:57,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110286448] [2022-11-18 20:41:57,665 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:41:57,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729825421] [2022-11-18 20:41:57,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729825421] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:41:57,665 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:41:57,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-18 20:41:57,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783678019] [2022-11-18 20:41:57,666 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:41:57,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-18 20:41:57,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:41:57,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-18 20:41:57,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:41:57,670 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand has 12 states, 12 states have (on average 3.25) internal successors, (39), 12 states have internal predecessors, (39), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-18 20:41:57,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:41:57,825 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2022-11-18 20:41:57,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-18 20:41:57,826 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.25) internal successors, (39), 12 states have internal predecessors, (39), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 35 [2022-11-18 20:41:57,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:41:57,827 INFO L225 Difference]: With dead ends: 40 [2022-11-18 20:41:57,827 INFO L226 Difference]: Without dead ends: 36 [2022-11-18 20:41:57,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 56 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2022-11-18 20:41:57,831 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 47 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:41:57,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 68 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:41:57,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-11-18 20:41:57,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-11-18 20:41:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 30 states have (on average 1.1) internal successors, (33), 30 states have internal predecessors, (33), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:41:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2022-11-18 20:41:57,846 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 39 transitions. Word has length 35 [2022-11-18 20:41:57,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:41:57,846 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-11-18 20:41:57,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.25) internal successors, (39), 12 states have internal predecessors, (39), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-18 20:41:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2022-11-18 20:41:57,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-18 20:41:57,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:41:57,850 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:41:57,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:41:58,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:41:58,060 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:41:58,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:41:58,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1618850078, now seen corresponding path program 3 times [2022-11-18 20:41:58,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:41:58,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292526480] [2022-11-18 20:41:58,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:41:58,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:41:58,107 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:41:58,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [495075271] [2022-11-18 20:41:58,107 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-18 20:41:58,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:41:58,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:41:58,109 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:41:58,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 20:41:58,365 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-11-18 20:41:58,366 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:41:58,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-18 20:41:58,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:41:58,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-11-18 20:41:58,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 36 [2022-11-18 20:41:58,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2022-11-18 20:41:58,554 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 14 [2022-11-18 20:41:58,569 INFO L350 Elim1Store]: Elim1 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 14 treesize of output 13 [2022-11-18 20:41:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-11-18 20:41:58,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2022-11-18 20:41:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,722 INFO L350 Elim1Store]: Elim1 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 18 treesize of output 22 [2022-11-18 20:41:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,731 INFO L350 Elim1Store]: Elim1 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 21 treesize of output 25 [2022-11-18 20:41:58,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 52 [2022-11-18 20:41:58,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,903 INFO L321 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2022-11-18 20:41:58,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 36 [2022-11-18 20:41:58,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:41:58,932 INFO L321 Elim1Store]: treesize reduction 45, result has 13.5 percent of original size [2022-11-18 20:41:58,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 62 [2022-11-18 20:42:00,954 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-18 20:42:00,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 897 treesize of output 838 [2022-11-18 20:42:01,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 136 [2022-11-18 20:42:01,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,169 INFO L217 Elim1Store]: Index analysis took 123 ms [2022-11-18 20:42:01,191 INFO L321 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2022-11-18 20:42:01,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 26 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 2 case distinctions, treesize of input 502 treesize of output 589 [2022-11-18 20:42:01,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 394 treesize of output 302 [2022-11-18 20:42:01,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:01,718 INFO L217 Elim1Store]: Index analysis took 306 ms [2022-11-18 20:42:01,750 INFO L321 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2022-11-18 20:42:01,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 26 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 2 case distinctions, treesize of input 408 treesize of output 403 [2022-11-18 20:42:02,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 128 treesize of output 96 [2022-11-18 20:42:32,488 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-18 20:42:32,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 282 treesize of output 248 [2022-11-18 20:42:32,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:32,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:33,315 INFO L217 Elim1Store]: Index analysis took 642 ms [2022-11-18 20:42:34,907 INFO L321 Elim1Store]: treesize reduction 12, result has 89.7 percent of original size [2022-11-18 20:42:34,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 63 treesize of output 131 [2022-11-18 20:42:34,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:34,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:34,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:34,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:35,275 INFO L217 Elim1Store]: Index analysis took 254 ms [2022-11-18 20:42:35,690 INFO L321 Elim1Store]: treesize reduction 14, result has 88.4 percent of original size [2022-11-18 20:42:35,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 124 treesize of output 182 [2022-11-18 20:42:41,221 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 20:42:41,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:42:43,474 WARN L837 $PredicateComparison]: unable to prove that (or (let ((.cse54 (mod (+ (* 4294967295 |c_ULTIMATE.start_main_~pivot~0#1|) |c_ULTIMATE.start_main_~index~0#1|) 4294967296)) (.cse55 (mod |c_ULTIMATE.start_main_~index~0#1| 4294967296))) (let ((.cse51 (mod (+ |c_ULTIMATE.start_main_~pivot~0#1| |c_ULTIMATE.start_main_~index~0#1|) 4294967296)) (.cse16 (<= .cse55 2147483647)) (.cse53 (* .cse55 4)) (.cse8 (select |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base|)) (.cse52 (* .cse54 4)) (.cse24 (<= .cse54 2147483647))) (let ((.cse1 (not .cse24)) (.cse14 (+ .cse52 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (.cse23 (select .cse8 (+ .cse52 |c_ULTIMATE.start_main_~#array1~0#1.offset|))) (.cse19 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse53)) (.cse20 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse53)) (.cse15 (not .cse16)) (.cse3 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| 4)) (.cse7 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| 8)) (.cse4 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| 8)) (.cse6 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| 4)) (.cse9 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse53)) (.cse11 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse53)) (.cse29 (+ (- 17179869184) .cse52 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (.cse33 (select .cse8 (+ (- 17179869184) .cse52 |c_ULTIMATE.start_main_~#array1~0#1.offset|))) (.cse34 (* .cse51 4)) (.cse0 (<= .cse51 2147483647))) (and (or (not .cse0) (let ((.cse13 (+ .cse34 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (.cse22 (select .cse8 (+ .cse34 |c_ULTIMATE.start_main_~#array1~0#1.offset|)))) (and (or .cse1 (let ((.cse10 (+ .cse22 .cse23))) (and (or (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse2 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse11 (let ((.cse12 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse12 .cse13) (select .cse12 .cse14)))))) (let ((.cse5 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse9 .cse10)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse2) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse2 .cse3) (select .cse2 .cse4) (select .cse5 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse2 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse5 .cse6) |c_ULTIMATE.start_main_~sum~0#1| (select .cse5 .cse7)))) 0)) .cse15) (or .cse16 (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse17 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse20 (let ((.cse21 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse21 .cse13) (select .cse21 .cse14)))))) (let ((.cse18 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse19 .cse10)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse17) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse17 .cse3) (select .cse17 .cse4) |c_ULTIMATE.start_main_~sum~0#1| (select .cse18 .cse6) (select .cse18 .cse7) (select .cse17 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse18 |c_ULTIMATE.start_main_~#array1~0#1.offset|)))) 0)))))) (or .cse24 (let ((.cse27 (+ .cse22 .cse33))) (and (or .cse16 (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse25 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse20 (let ((.cse28 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse28 .cse29) (select .cse28 .cse13)))))) (let ((.cse26 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse19 .cse27)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse25) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse25 .cse3) |c_ULTIMATE.start_main_~sum~0#1| (select .cse26 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse26 .cse7) (select .cse25 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse25 .cse4) (select .cse26 .cse6)))) 0))) (or .cse15 (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse30 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse11 (let ((.cse32 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse32 .cse29) (select .cse32 .cse13)))))) (let ((.cse31 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse9 .cse27)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse30) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ |c_ULTIMATE.start_main_~sum~0#1| (select .cse30 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse31 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse30 .cse4) (select .cse30 .cse3) (select .cse31 .cse7) (select .cse31 .cse6)))) 0))))))))) (or (let ((.cse39 (+ .cse34 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (.cse43 (select .cse8 (+ .cse34 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|)))) (and (or .cse1 (let ((.cse37 (+ .cse43 .cse23))) (and (or .cse16 (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse36 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse20 (let ((.cse38 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse38 .cse14) (select .cse38 .cse39)))))) (let ((.cse35 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse19 .cse37)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse36) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse35 .cse7) (select .cse35 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse36 .cse3) |c_ULTIMATE.start_main_~sum~0#1| (select .cse36 .cse4) (select .cse36 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse35 .cse6)))) 0))) (or (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse40 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse11 (let ((.cse42 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse42 .cse14) (select .cse42 .cse39)))))) (let ((.cse41 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse9 .cse37)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse40) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse40 .cse4) |c_ULTIMATE.start_main_~sum~0#1| (select .cse40 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse41 .cse7) (select .cse41 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse41 .cse6) (select .cse40 .cse3)))) 0)) .cse15)))) (or (let ((.cse46 (+ .cse43 .cse33))) (and (or .cse16 (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse44 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse20 (let ((.cse47 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse47 .cse29) (select .cse47 .cse39)))))) (let ((.cse45 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse19 .cse46)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse44) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse44 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse44 .cse4) |c_ULTIMATE.start_main_~sum~0#1| (select .cse45 .cse7) (select .cse45 .cse6) (select .cse44 .cse3) (select .cse45 |c_ULTIMATE.start_main_~#array1~0#1.offset|)))) 0))) (or .cse15 (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_212 (Array Int Int))) (= (let ((.cse48 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) .cse11 (let ((.cse50 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse50 .cse29) (select .cse50 .cse39)))))) (let ((.cse49 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse8 .cse9 .cse46)) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse48) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse48 .cse3) |c_ULTIMATE.start_main_~sum~0#1| (select .cse49 .cse7) (select .cse49 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse48 .cse4) (select .cse49 .cse6) (select .cse48 |c_ULTIMATE.start_main_~#array2~0#1.offset|)))) 0))))) .cse24))) .cse0))))) (< 3 c_~ARR_SIZE~0) (not (< 0 c_~ARR_SIZE~0))) is different from false [2022-11-18 20:42:54,902 WARN L859 $PredicateComparison]: unable to prove that (or (let ((.cse1 (* 4294967295 |c_ULTIMATE.start_main_~pivot~0#1|))) (let ((.cse44 (+ .cse1 4294967296)) (.cse2 (+ 2147483647 |c_ULTIMATE.start_main_~pivot~0#1|)) (.cse5 (* |c_ULTIMATE.start_main_~pivot~0#1| 4294967297)) (.cse6 (+ .cse1 c_~ARR_SIZE~0)) (.cse18 (+ 2147483647 .cse1)) (.cse10 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| 4)) (.cse11 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| 8)) (.cse9 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| 8)) (.cse12 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| 4)) (.cse13 (select |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base|)) (.cse30 (+ |c_ULTIMATE.start_main_~pivot~0#1| 4294967296))) (and (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse19 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse20 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse4 (+ .cse19 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse20 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse3 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse20)) (.cse0 (+ .cse19 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse20))) (or (< .cse0 .cse1) (< .cse2 .cse3) (< 2147483647 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (< .cse4 .cse5) (<= .cse6 .cse4) (= (let ((.cse14 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse16 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse15 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse8 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse14 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse17 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse17 (+ .cse16 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse17 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse15))))))) (let ((.cse7 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse14 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse15)) (select .cse13 (+ .cse16 |c_ULTIMATE.start_main_~#array1~0#1.offset|))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse8) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse7 |c_ULTIMATE.start_main_~#array1~0#1.offset|) |c_ULTIMATE.start_main_~sum~0#1| (select .cse8 .cse9) (select .cse7 .cse10) (select .cse7 .cse11) (select .cse8 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse8 .cse12))))) 0) (< .cse3 |c_ULTIMATE.start_main_~pivot~0#1|) (< .cse18 .cse0) (< |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 0))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse32 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse31 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse23 (+ .cse32 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse31 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse22 (+ .cse32 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse31)) (.cse21 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse31))) (or (<= .cse21 .cse2) (< .cse22 .cse1) (< 2147483647 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (< .cse23 .cse5) (<= .cse6 .cse23) (= (let ((.cse26 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse28 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse27 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse25 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse26 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse29 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse29 (+ .cse28 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse29 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse27))))))) (let ((.cse24 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse26 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse27)) (select .cse13 (+ .cse28 |c_ULTIMATE.start_main_~#array1~0#1.offset|))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse25) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse24 .cse11) |c_ULTIMATE.start_main_~sum~0#1| (select .cse25 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse24 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse24 .cse10) (select .cse25 .cse9) (select .cse25 .cse12))))) 0) (< .cse18 .cse22) (< |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 0) (<= .cse30 .cse21))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse42 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse43 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse35 (+ .cse42 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse43 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse34 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse43)) (.cse33 (+ .cse42 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse43))) (or (< .cse33 .cse1) (< .cse2 .cse34) (< .cse35 .cse5) (<= .cse6 .cse35) (<= |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 2147483647) (= (let ((.cse38 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse40 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse39 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse37 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse38 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse41 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse41 (+ .cse40 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse41 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse39))))))) (let ((.cse36 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse38 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse39)) (select .cse13 (+ .cse40 |c_ULTIMATE.start_main_~#array1~0#1.offset|))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse37) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ |c_ULTIMATE.start_main_~sum~0#1| (select .cse36 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse36 .cse11) (select .cse37 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse37 .cse12) (select .cse37 .cse9) (select .cse36 .cse10))))) 0) (<= 4294967296 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (< .cse34 |c_ULTIMATE.start_main_~pivot~0#1|) (< .cse18 .cse33))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse55 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse54 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse53 (+ .cse55 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse54 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse45 (+ .cse55 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse54)) (.cse52 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse54))) (or (<= .cse44 .cse45) (= (let ((.cse48 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse50 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse49 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse47 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse48 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse51 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse51 (+ .cse50 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse51 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse49))))))) (let ((.cse46 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse48 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse49)) (select .cse13 (+ .cse50 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse47) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse46 .cse10) (select .cse46 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse46 .cse11) (select .cse47 .cse9) |c_ULTIMATE.start_main_~sum~0#1| (select .cse47 .cse12) (select .cse47 |c_ULTIMATE.start_main_~#array2~0#1.offset|))))) 0) (< .cse2 .cse52) (< .cse53 .cse5) (<= .cse6 .cse53) (<= |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 2147483647) (<= .cse45 .cse18) (<= 4294967296 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (< .cse52 |c_ULTIMATE.start_main_~pivot~0#1|))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse66 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse65 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse58 (+ .cse66 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse65 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse57 (+ .cse66 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse65)) (.cse56 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse65))) (or (<= .cse56 .cse2) (< .cse57 .cse1) (< .cse58 .cse5) (<= .cse6 .cse58) (<= |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 2147483647) (<= 4294967296 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (< .cse18 .cse57) (= (let ((.cse61 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse63 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse62 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse60 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse61 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse64 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse64 (+ .cse63 |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse64 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse62))))))) (let ((.cse59 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse61 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse62)) (select .cse13 (+ .cse63 |c_ULTIMATE.start_main_~#array1~0#1.offset|))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse60) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse59 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse60 |c_ULTIMATE.start_main_~#array2~0#1.offset|) |c_ULTIMATE.start_main_~sum~0#1| (select .cse60 .cse9) (select .cse59 .cse10) (select .cse59 .cse11) (select .cse60 .cse12))))) 0) (<= .cse30 .cse56))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse77 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse76 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse75 (+ .cse77 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse76 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse67 (+ .cse77 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse76)) (.cse68 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse76))) (or (<= .cse44 .cse67) (< .cse2 .cse68) (< 2147483647 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (= (let ((.cse71 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse73 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse72 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse70 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse71 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse74 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse74 (+ .cse73 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse74 (+ |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse72))))))) (let ((.cse69 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse71 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse72)) (select .cse13 (+ .cse73 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse70) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse69 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse69 .cse10) |c_ULTIMATE.start_main_~sum~0#1| (select .cse70 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse69 .cse11) (select .cse70 .cse9) (select .cse70 .cse12))))) 0) (< .cse75 .cse5) (<= .cse6 .cse75) (<= .cse67 .cse18) (< .cse68 |c_ULTIMATE.start_main_~pivot~0#1|) (< |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 0))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse88 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse87 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse80 (+ .cse88 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse87 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse78 (+ .cse88 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse87)) (.cse79 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse87))) (or (<= .cse44 .cse78) (<= .cse79 .cse2) (< .cse80 .cse5) (<= .cse6 .cse80) (<= |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 2147483647) (<= .cse78 .cse18) (<= 4294967296 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (= (let ((.cse83 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse84 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse85 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse81 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse83 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse86 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse86 (+ .cse84 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse86 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse85))))))) (let ((.cse82 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse83 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ .cse84 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|)) (select .cse13 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse85))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse81) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse81 .cse12) (select .cse82 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (select .cse81 |c_ULTIMATE.start_main_~#array2~0#1.offset|) |c_ULTIMATE.start_main_~sum~0#1| (select .cse82 .cse10) (select .cse81 .cse9) (select .cse82 .cse11))))) 0) (<= .cse30 .cse79))))) (forall ((|aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_218 (Array Int Int)) (|aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112| Int) (|aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| Int) (v_ArrVal_212 (Array Int Int)) (|aux_div_ULTIMATE.start_main_~index~0#1_86| Int)) (let ((.cse99 (* 4294967296 |aux_div_aux_mod_ULTIMATE.start_main_~index~0#1_86_112|)) (.cse98 (* |aux_div_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296))) (let ((.cse91 (+ .cse99 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse98 (* |aux_div_ULTIMATE.start_main_~index~0#1_86| 4294967296))) (.cse89 (+ .cse99 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse98)) (.cse90 (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse98))) (or (<= .cse44 .cse89) (<= .cse90 .cse2) (< 2147483647 |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109|) (< .cse91 .cse5) (<= .cse6 .cse91) (<= .cse89 .cse18) (< |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 0) (= (let ((.cse94 (* (mod |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| 4294967296) 4)) (.cse95 (* 4 (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| |c_ULTIMATE.start_main_~pivot~0#1|) 4294967296))) (.cse96 (* (mod (+ |aux_mod_aux_mod_aux_mod_ULTIMATE.start_main_~index~0#1_86_112_109| .cse1) 4294967296) 4))) (let ((.cse93 (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#array2~0#1.base|) (+ .cse94 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (let ((.cse97 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| v_ArrVal_212) |c_ULTIMATE.start_main_~#array2~0#1.base|))) (+ (select .cse97 (+ .cse95 (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset|)) (select .cse97 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array2~0#1.offset| .cse96))))))) (let ((.cse92 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#array1~0#1.base| (store .cse13 (+ .cse94 |c_ULTIMATE.start_main_~#array1~0#1.offset|) (+ (select .cse13 (+ .cse95 (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset|)) (select .cse13 (+ (- 17179869184) |c_ULTIMATE.start_main_~#array1~0#1.offset| .cse96))))) |c_ULTIMATE.start_main_~#array2~0#1.base| .cse93) |c_ULTIMATE.start_main_~#array1~0#1.base|))) (+ (select .cse92 .cse10) (select .cse92 |c_ULTIMATE.start_main_~#array1~0#1.offset|) |c_ULTIMATE.start_main_~sum~0#1| (select .cse92 .cse11) (select .cse93 |c_ULTIMATE.start_main_~#array2~0#1.offset|) (select .cse93 .cse9) (select .cse93 .cse12))))) 0) (<= .cse30 .cse90)))))))) (< 3 c_~ARR_SIZE~0) (not (< 0 c_~ARR_SIZE~0))) is different from true [2022-11-18 20:42:54,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:42:54,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292526480] [2022-11-18 20:42:54,907 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:42:54,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495075271] [2022-11-18 20:42:54,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495075271] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:42:54,908 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:42:54,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2022-11-18 20:42:54,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608713202] [2022-11-18 20:42:54,908 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-11-18 20:42:54,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-18 20:42:54,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:42:54,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-18 20:42:54,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=883, Unknown=4, NotChecked=126, Total=1190 [2022-11-18 20:42:54,910 INFO L87 Difference]: Start difference. First operand 36 states and 39 transitions. Second operand has 24 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 21 states have internal predecessors, (30), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:42:54,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:42:54,970 INFO L93 Difference]: Finished difference Result 61 states and 68 transitions. [2022-11-18 20:42:54,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-18 20:42:54,971 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 21 states have internal predecessors, (30), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 39 [2022-11-18 20:42:54,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:42:54,973 INFO L225 Difference]: With dead ends: 61 [2022-11-18 20:42:54,973 INFO L226 Difference]: Without dead ends: 57 [2022-11-18 20:42:54,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=177, Invalid=883, Unknown=4, NotChecked=126, Total=1190 [2022-11-18 20:42:54,975 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 14 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 68 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:42:54,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 162 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 68 Unchecked, 0.0s Time] [2022-11-18 20:42:54,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-18 20:42:54,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 50. [2022-11-18 20:42:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 41 states have (on average 1.1219512195121952) internal successors, (46), 41 states have internal predecessors, (46), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-18 20:42:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 56 transitions. [2022-11-18 20:42:54,992 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 56 transitions. Word has length 39 [2022-11-18 20:42:54,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:42:54,993 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-11-18 20:42:54,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 21 states have internal predecessors, (30), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:42:54,993 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2022-11-18 20:42:54,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-18 20:42:54,994 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:42:54,994 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:42:54,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-18 20:42:55,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:42:55,199 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:42:55,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:42:55,200 INFO L85 PathProgramCache]: Analyzing trace with hash -883530364, now seen corresponding path program 4 times [2022-11-18 20:42:55,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:42:55,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572318897] [2022-11-18 20:42:55,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:42:55,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:42:55,220 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:42:55,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [846744691] [2022-11-18 20:42:55,225 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-18 20:42:55,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:42:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:42:55,227 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:42:55,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 20:42:55,353 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-18 20:42:55,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:42:55,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 20:42:55,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:42:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 20:42:55,462 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:42:55,560 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-18 20:42:55,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:42:55,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572318897] [2022-11-18 20:42:55,560 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:42:55,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846744691] [2022-11-18 20:42:55,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [846744691] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:42:55,560 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:42:55,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2022-11-18 20:42:55,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005583789] [2022-11-18 20:42:55,561 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:42:55,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-18 20:42:55,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:42:55,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-18 20:42:55,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-11-18 20:42:55,562 INFO L87 Difference]: Start difference. First operand 50 states and 56 transitions. Second operand has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 20:42:55,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:42:55,767 INFO L93 Difference]: Finished difference Result 69 states and 75 transitions. [2022-11-18 20:42:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:42:55,769 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 41 [2022-11-18 20:42:55,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:42:55,770 INFO L225 Difference]: With dead ends: 69 [2022-11-18 20:42:55,770 INFO L226 Difference]: Without dead ends: 46 [2022-11-18 20:42:55,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 62 SyntacticMatches, 5 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=110, Invalid=270, Unknown=0, NotChecked=0, Total=380 [2022-11-18 20:42:55,771 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 72 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:42:55,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 136 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:42:55,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-11-18 20:42:55,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 38. [2022-11-18 20:42:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 32 states have (on average 1.09375) internal successors, (35), 32 states have internal predecessors, (35), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:42:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2022-11-18 20:42:55,781 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 41 [2022-11-18 20:42:55,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:42:55,782 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-11-18 20:42:55,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 20:42:55,782 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-11-18 20:42:55,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-18 20:42:55,783 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:42:55,783 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:42:55,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:42:55,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:42:55,993 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:42:55,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:42:55,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1811508960, now seen corresponding path program 5 times [2022-11-18 20:42:55,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:42:55,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792936211] [2022-11-18 20:42:55,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:42:55,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:42:56,013 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:42:56,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1654302656] [2022-11-18 20:42:56,014 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-18 20:42:56,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:42:56,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:42:56,015 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:42:56,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 20:42:56,185 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2022-11-18 20:42:56,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:42:56,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 20:42:56,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:42:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 17 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 20:42:56,332 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:42:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-18 20:42:56,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:42:56,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792936211] [2022-11-18 20:42:56,433 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:42:56,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654302656] [2022-11-18 20:42:56,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654302656] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:42:56,433 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:42:56,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2022-11-18 20:42:56,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297170434] [2022-11-18 20:42:56,433 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:42:56,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-18 20:42:56,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:42:56,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-18 20:42:56,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-11-18 20:42:56,435 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 20:42:56,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:42:56,672 INFO L93 Difference]: Finished difference Result 45 states and 48 transitions. [2022-11-18 20:42:56,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-18 20:42:56,673 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 41 [2022-11-18 20:42:56,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:42:56,673 INFO L225 Difference]: With dead ends: 45 [2022-11-18 20:42:56,674 INFO L226 Difference]: Without dead ends: 41 [2022-11-18 20:42:56,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 62 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2022-11-18 20:42:56,675 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 39 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:42:56,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 119 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:42:56,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-11-18 20:42:56,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2022-11-18 20:42:56,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 34 states have (on average 1.088235294117647) internal successors, (37), 34 states have internal predecessors, (37), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-18 20:42:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2022-11-18 20:42:56,685 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 41 [2022-11-18 20:42:56,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:42:56,685 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2022-11-18 20:42:56,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 20:42:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2022-11-18 20:42:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-18 20:42:56,686 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:42:56,687 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:42:56,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:42:56,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:42:56,893 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:42:56,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:42:56,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1451589122, now seen corresponding path program 6 times [2022-11-18 20:42:56,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:42:56,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695479688] [2022-11-18 20:42:56,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:42:56,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:42:56,905 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:42:56,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [617742055] [2022-11-18 20:42:56,906 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-18 20:42:56,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:42:56,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:42:56,907 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:42:56,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d74bed75-0b99-4f2d-97f9-57d699bbe36f/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-18 20:42:57,752 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2022-11-18 20:42:57,752 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:42:57,757 WARN L261 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 102 conjunts are in the unsatisfiable core [2022-11-18 20:42:57,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:42:57,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-11-18 20:42:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:57,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 36 [2022-11-18 20:42:57,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2022-11-18 20:42:57,852 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 14 [2022-11-18 20:42:57,861 INFO L350 Elim1Store]: Elim1 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 14 treesize of output 13 [2022-11-18 20:42:57,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:57,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2022-11-18 20:42:58,001 INFO L350 Elim1Store]: Elim1 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 33 treesize of output 37 [2022-11-18 20:42:58,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 67 treesize of output 72 [2022-11-18 20:42:58,207 INFO L321 Elim1Store]: treesize reduction 33, result has 13.2 percent of original size [2022-11-18 20:42:58,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 147 treesize of output 127 [2022-11-18 20:42:58,220 INFO L350 Elim1Store]: Elim1 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 45 [2022-11-18 20:42:58,259 INFO L321 Elim1Store]: treesize reduction 51, result has 8.9 percent of original size [2022-11-18 20:42:58,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 92 [2022-11-18 20:42:58,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 61 [2022-11-18 20:42:58,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 54 [2022-11-18 20:42:58,367 INFO L321 Elim1Store]: treesize reduction 25, result has 16.7 percent of original size [2022-11-18 20:42:58,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 65 [2022-11-18 20:42:58,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 5 [2022-11-18 20:42:58,630 INFO L321 Elim1Store]: treesize reduction 39, result has 11.4 percent of original size [2022-11-18 20:42:58,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 139 [2022-11-18 20:42:58,656 INFO L321 Elim1Store]: treesize reduction 64, result has 7.2 percent of original size [2022-11-18 20:42:58,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 144 [2022-11-18 20:42:58,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:58,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:58,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:58,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 95 [2022-11-18 20:42:58,690 INFO L350 Elim1Store]: Elim1 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 10 treesize of output 11 [2022-11-18 20:42:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:58,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:42:58,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 44 [2022-11-18 20:42:58,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 41 [2022-11-18 20:42:58,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2022-11-18 20:43:00,592 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-18 20:43:00,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 937 treesize of output 870 [2022-11-18 20:43:00,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 234 [2022-11-18 20:43:00,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:00,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,148 INFO L217 Elim1Store]: Index analysis took 419 ms [2022-11-18 20:43:01,220 INFO L321 Elim1Store]: treesize reduction 185, result has 0.5 percent of original size [2022-11-18 20:43:01,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 9 case distinctions, treesize of input 359 treesize of output 443 [2022-11-18 20:43:01,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:01,559 INFO L217 Elim1Store]: Index analysis took 278 ms [2022-11-18 20:43:01,631 INFO L321 Elim1Store]: treesize reduction 185, result has 0.5 percent of original size [2022-11-18 20:43:01,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 9 case distinctions, treesize of input 418 treesize of output 410 [2022-11-18 20:43:01,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 135 [2022-11-18 20:43:02,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,856 INFO L321 Elim1Store]: treesize reduction 176, result has 22.8 percent of original size [2022-11-18 20:43:02,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 275 treesize of output 184 [2022-11-18 20:43:02,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 63 treesize of output 45 [2022-11-18 20:43:02,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:43:03,088 INFO L321 Elim1Store]: treesize reduction 176, result has 22.8 percent of original size [2022-11-18 20:43:03,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 131 treesize of output 131 [2022-11-18 20:43:22,217 WARN L233 SmtUtils]: Spent 18.13s on a formula simplification. DAG size of input: 174 DAG size of output: 170 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 20:44:02,342 WARN L233 SmtUtils]: Spent 20.11s on a formula simplification that was a NOOP. DAG size: 174 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 20:44:14,346 WARN L233 SmtUtils]: Spent 8.59s on a formula simplification that was a NOOP. DAG size: 175 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 20:44:34,113 WARN L233 SmtUtils]: Spent 18.74s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 20:44:41,193 WARN L233 SmtUtils]: Spent 6.02s on a formula simplification that was a NOOP. DAG size: 180 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 20:44:41,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:44:41,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:44:41,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 20:44:41,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:44:41,304 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 20:44:41,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:44:41,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:44:41,316 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-18 20:57:14,368 WARN L233 SmtUtils]: Spent 12.55m on a formula simplification. DAG size of input: 1141 DAG size of output: 533 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-18 20:57:14,372 INFO L321 Elim1Store]: treesize reduction 5532, result has 31.8 percent of original size [2022-11-18 20:57:14,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 32 select indices, 32 select index equivalence classes, 6 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 503 treesize of output 2765