./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:22:58,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:22:58,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:22:58,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:22:58,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:22:58,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:22:58,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:22:58,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:22:58,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:22:58,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:22:58,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:22:58,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:22:58,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:22:58,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:22:58,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:22:58,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:22:58,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:22:58,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:22:58,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:22:58,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:22:58,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:22:58,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:22:58,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:22:58,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:22:58,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:22:58,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:22:58,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:22:58,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:22:58,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:22:58,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:22:58,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:22:58,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:22:58,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:22:58,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:22:58,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:22:58,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:22:58,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:22:58,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:22:58,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:22:58,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:22:58,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:22:58,389 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-12-06 18:22:58,412 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:22:58,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:22:58,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:22:58,417 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:22:58,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 18:22:58,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 18:22:58,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:22:58,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:22:58,419 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:22:58,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:22:58,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:22:58,420 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 18:22:58,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:22:58,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:22:58,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:22:58,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 18:22:58,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 18:22:58,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 18:22:58,421 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-06 18:22:58,422 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:22:58,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:22:58,422 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:22:58,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 18:22:58,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:22:58,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:22:58,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 18:22:58,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:22:58,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:22:58,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 18:22:58,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 18:22:58,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:22:58,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 18:22:58,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 18:22:58,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:22:58,425 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_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2021-12-06 18:22:58,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:22:58,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:22:58,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:22:58,637 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:22:58,637 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:22:58,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-12-06 18:22:58,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/data/e13e3c792/eeee70ee854844148ccdcb2a3b7b1811/FLAG36cc3a13f [2021-12-06 18:22:59,156 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:22:59,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-12-06 18:22:59,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/data/e13e3c792/eeee70ee854844148ccdcb2a3b7b1811/FLAG36cc3a13f [2021-12-06 18:22:59,185 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/data/e13e3c792/eeee70ee854844148ccdcb2a3b7b1811 [2021-12-06 18:22:59,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:22:59,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:22:59,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:22:59,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:22:59,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:22:59,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42cda130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59, skipping insertion in model container [2021-12-06 18:22:59,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:22:59,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:22:59,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-12-06 18:22:59,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-12-06 18:22:59,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:22:59,613 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:22:59,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-12-06 18:22:59,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-12-06 18:22:59,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:22:59,725 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:22:59,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59 WrapperNode [2021-12-06 18:22:59,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:22:59,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:22:59,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:22:59,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:22:59,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,836 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-12-06 18:22:59,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:22:59,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:22:59,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:22:59,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:22:59,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:22:59,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:22:59,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:22:59,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:22:59,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (1/1) ... [2021-12-06 18:22:59,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:22:59,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:22:59,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 18:23:00,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 18:23:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 18:23:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-06 18:23:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-06 18:23:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 18:23:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 18:23:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 18:23:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 18:23:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:23:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:23:00,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:23:00,230 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:23:00,231 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:23:01,196 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:23:01,206 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:23:01,206 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-12-06 18:23:01,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:23:01 BoogieIcfgContainer [2021-12-06 18:23:01,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:23:01,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 18:23:01,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 18:23:01,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 18:23:01,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:22:59" (1/3) ... [2021-12-06 18:23:01,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59bf9dc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:23:01, skipping insertion in model container [2021-12-06 18:23:01,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:59" (2/3) ... [2021-12-06 18:23:01,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59bf9dc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:23:01, skipping insertion in model container [2021-12-06 18:23:01,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:23:01" (3/3) ... [2021-12-06 18:23:01,217 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test5-3.i [2021-12-06 18:23:01,222 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 18:23:01,222 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-12-06 18:23:01,267 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 18:23:01,274 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 18:23:01,274 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-12-06 18:23:01,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 323 states, 299 states have (on average 1.7123745819397993) internal successors, (512), 314 states have internal predecessors, (512), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-06 18:23:01,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-12-06 18:23:01,301 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:01,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-12-06 18:23:01,302 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:01,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:01,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1126982839, now seen corresponding path program 1 times [2021-12-06 18:23:01,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:01,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395394056] [2021-12-06 18:23:01,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:01,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:01,416 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:01,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [250660409] [2021-12-06 18:23:01,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:01,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:01,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:01,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:01,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 18:23:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:01,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:23:01,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:01,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:01,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:01,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:01,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395394056] [2021-12-06 18:23:01,586 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:01,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250660409] [2021-12-06 18:23:01,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250660409] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:01,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:01,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:01,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315976747] [2021-12-06 18:23:01,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:01,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:01,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:01,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:01,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:01,622 INFO L87 Difference]: Start difference. First operand has 323 states, 299 states have (on average 1.7123745819397993) internal successors, (512), 314 states have internal predecessors, (512), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:01,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:01,753 INFO L93 Difference]: Finished difference Result 896 states and 1510 transitions. [2021-12-06 18:23:01,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:01,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-12-06 18:23:01,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:01,770 INFO L225 Difference]: With dead ends: 896 [2021-12-06 18:23:01,771 INFO L226 Difference]: Without dead ends: 521 [2021-12-06 18:23:01,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:01,780 INFO L933 BasicCegarLoop]: 456 mSDtfsCounter, 314 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:01,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [325 Valid, 861 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:01,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2021-12-06 18:23:01,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 341. [2021-12-06 18:23:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 315 states have (on average 1.3460317460317461) internal successors, (424), 332 states have internal predecessors, (424), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-06 18:23:01,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 456 transitions. [2021-12-06 18:23:01,841 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 456 transitions. Word has length 6 [2021-12-06 18:23:01,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:01,841 INFO L470 AbstractCegarLoop]: Abstraction has 341 states and 456 transitions. [2021-12-06 18:23:01,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 456 transitions. [2021-12-06 18:23:01,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-12-06 18:23:01,842 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:01,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-12-06 18:23:01,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 18:23:02,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-12-06 18:23:02,043 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:02,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:02,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1126331241, now seen corresponding path program 1 times [2021-12-06 18:23:02,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:02,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940305297] [2021-12-06 18:23:02,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:02,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:02,062 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:02,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [704133466] [2021-12-06 18:23:02,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:02,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:02,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:02,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:02,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 18:23:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:02,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:02,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:02,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:02,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:02,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940305297] [2021-12-06 18:23:02,175 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:02,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704133466] [2021-12-06 18:23:02,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [704133466] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:02,176 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:02,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:23:02,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926434120] [2021-12-06 18:23:02,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:02,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:02,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:02,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:02,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:02,178 INFO L87 Difference]: Start difference. First operand 341 states and 456 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:02,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:02,236 INFO L93 Difference]: Finished difference Result 522 states and 688 transitions. [2021-12-06 18:23:02,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:02,237 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-12-06 18:23:02,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:02,240 INFO L225 Difference]: With dead ends: 522 [2021-12-06 18:23:02,241 INFO L226 Difference]: Without dead ends: 519 [2021-12-06 18:23:02,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:02,243 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 308 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:02,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 719 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:02,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2021-12-06 18:23:02,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 345. [2021-12-06 18:23:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 319 states have (on average 1.3385579937304075) internal successors, (427), 336 states have internal predecessors, (427), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-06 18:23:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 459 transitions. [2021-12-06 18:23:02,267 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 459 transitions. Word has length 6 [2021-12-06 18:23:02,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:02,267 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 459 transitions. [2021-12-06 18:23:02,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:02,268 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 459 transitions. [2021-12-06 18:23:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-06 18:23:02,272 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:02,272 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:02,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 18:23:02,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:02,475 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:02,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:02,477 INFO L85 PathProgramCache]: Analyzing trace with hash 765811442, now seen corresponding path program 1 times [2021-12-06 18:23:02,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:02,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487642135] [2021-12-06 18:23:02,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:02,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:02,694 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:02,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [34242272] [2021-12-06 18:23:02,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:02,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:02,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:02,695 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:02,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 18:23:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:03,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 2966 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:03,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:03,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:03,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:03,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:03,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487642135] [2021-12-06 18:23:03,395 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:03,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34242272] [2021-12-06 18:23:03,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34242272] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:03,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:03,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:03,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853015777] [2021-12-06 18:23:03,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:03,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:03,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:03,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:03,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:03,397 INFO L87 Difference]: Start difference. First operand 345 states and 459 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:03,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:03,443 INFO L93 Difference]: Finished difference Result 705 states and 943 transitions. [2021-12-06 18:23:03,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:03,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-06 18:23:03,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:03,446 INFO L225 Difference]: With dead ends: 705 [2021-12-06 18:23:03,446 INFO L226 Difference]: Without dead ends: 366 [2021-12-06 18:23:03,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:03,448 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:03,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:03,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-12-06 18:23:03,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 365. [2021-12-06 18:23:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 339 states have (on average 1.3185840707964602) internal successors, (447), 356 states have internal predecessors, (447), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-06 18:23:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 479 transitions. [2021-12-06 18:23:03,460 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 479 transitions. Word has length 103 [2021-12-06 18:23:03,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:03,460 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 479 transitions. [2021-12-06 18:23:03,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 479 transitions. [2021-12-06 18:23:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-06 18:23:03,463 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:03,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:03,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 18:23:03,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-12-06 18:23:03,665 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:03,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:03,668 INFO L85 PathProgramCache]: Analyzing trace with hash 525571696, now seen corresponding path program 1 times [2021-12-06 18:23:03,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:03,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892989218] [2021-12-06 18:23:03,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:03,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:03,841 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:03,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [509203953] [2021-12-06 18:23:03,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:03,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:03,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:03,843 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:03,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 18:23:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:04,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 2968 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:04,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:04,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:04,567 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:04,567 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:04,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892989218] [2021-12-06 18:23:04,567 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:04,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509203953] [2021-12-06 18:23:04,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [509203953] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:04,568 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:04,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:04,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804863907] [2021-12-06 18:23:04,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:04,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:04,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:04,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:04,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:04,570 INFO L87 Difference]: Start difference. First operand 365 states and 479 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:04,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:04,618 INFO L93 Difference]: Finished difference Result 745 states and 983 transitions. [2021-12-06 18:23:04,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:04,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-06 18:23:04,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:04,621 INFO L225 Difference]: With dead ends: 745 [2021-12-06 18:23:04,622 INFO L226 Difference]: Without dead ends: 386 [2021-12-06 18:23:04,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:04,624 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:04,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:04,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-12-06 18:23:04,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 385. [2021-12-06 18:23:04,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 359 states have (on average 1.3008356545961002) internal successors, (467), 376 states have internal predecessors, (467), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-06 18:23:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 499 transitions. [2021-12-06 18:23:04,640 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 499 transitions. Word has length 103 [2021-12-06 18:23:04,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:04,640 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 499 transitions. [2021-12-06 18:23:04,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:04,641 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 499 transitions. [2021-12-06 18:23:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-06 18:23:04,643 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:04,643 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:04,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 18:23:04,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:04,845 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:04,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:04,847 INFO L85 PathProgramCache]: Analyzing trace with hash 919938482, now seen corresponding path program 1 times [2021-12-06 18:23:04,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:04,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375206937] [2021-12-06 18:23:04,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:04,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:04,985 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:04,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [65840748] [2021-12-06 18:23:04,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:04,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:04,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:04,987 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:04,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 18:23:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:05,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 2970 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:05,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:05,709 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:05,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:05,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375206937] [2021-12-06 18:23:05,709 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:05,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65840748] [2021-12-06 18:23:05,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65840748] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:05,710 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:05,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:23:05,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591978297] [2021-12-06 18:23:05,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:05,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:05,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:05,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:05,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:05,711 INFO L87 Difference]: Start difference. First operand 385 states and 499 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:05,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:05,756 INFO L93 Difference]: Finished difference Result 755 states and 983 transitions. [2021-12-06 18:23:05,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:23:05,756 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-06 18:23:05,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:05,758 INFO L225 Difference]: With dead ends: 755 [2021-12-06 18:23:05,758 INFO L226 Difference]: Without dead ends: 376 [2021-12-06 18:23:05,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:05,759 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 309 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:05,760 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 677 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:05,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-12-06 18:23:05,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 371. [2021-12-06 18:23:05,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 345 states have (on average 1.2927536231884058) internal successors, (446), 362 states have internal predecessors, (446), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-06 18:23:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 478 transitions. [2021-12-06 18:23:05,770 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 478 transitions. Word has length 103 [2021-12-06 18:23:05,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:05,770 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 478 transitions. [2021-12-06 18:23:05,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:05,771 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 478 transitions. [2021-12-06 18:23:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-06 18:23:05,772 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:05,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:05,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-12-06 18:23:05,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:05,974 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:05,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:05,975 INFO L85 PathProgramCache]: Analyzing trace with hash 6087360, now seen corresponding path program 1 times [2021-12-06 18:23:05,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:05,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417688565] [2021-12-06 18:23:05,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:05,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:06,103 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:06,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [96790158] [2021-12-06 18:23:06,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:06,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:06,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:06,104 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:06,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-06 18:23:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:06,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:06,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:06,925 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:06,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:06,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417688565] [2021-12-06 18:23:06,925 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:06,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96790158] [2021-12-06 18:23:06,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96790158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:06,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:06,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:23:06,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828648049] [2021-12-06 18:23:06,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:06,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:06,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:06,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:06,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:06,927 INFO L87 Difference]: Start difference. First operand 371 states and 478 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:06,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:06,974 INFO L93 Difference]: Finished difference Result 816 states and 1050 transitions. [2021-12-06 18:23:06,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:23:06,975 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-06 18:23:06,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:06,977 INFO L225 Difference]: With dead ends: 816 [2021-12-06 18:23:06,977 INFO L226 Difference]: Without dead ends: 451 [2021-12-06 18:23:06,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:06,978 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 302 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:06,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 972 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:06,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-12-06 18:23:06,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 357. [2021-12-06 18:23:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 331 states have (on average 1.283987915407855) internal successors, (425), 348 states have internal predecessors, (425), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-06 18:23:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 457 transitions. [2021-12-06 18:23:06,990 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 457 transitions. Word has length 103 [2021-12-06 18:23:06,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:06,990 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 457 transitions. [2021-12-06 18:23:06,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 457 transitions. [2021-12-06 18:23:06,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-06 18:23:06,991 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:06,991 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:07,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-06 18:23:07,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:07,192 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:07,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:07,193 INFO L85 PathProgramCache]: Analyzing trace with hash 2030023538, now seen corresponding path program 1 times [2021-12-06 18:23:07,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:07,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160244004] [2021-12-06 18:23:07,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:07,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:07,279 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:07,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1558889245] [2021-12-06 18:23:07,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:07,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:07,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:07,281 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:07,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-06 18:23:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:08,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 2942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:08,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:08,204 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:08,204 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:08,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160244004] [2021-12-06 18:23:08,204 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:08,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558889245] [2021-12-06 18:23:08,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558889245] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:08,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:08,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:08,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620506975] [2021-12-06 18:23:08,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:08,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:08,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:08,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:08,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:08,206 INFO L87 Difference]: Start difference. First operand 357 states and 457 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:08,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:08,253 INFO L93 Difference]: Finished difference Result 543 states and 681 transitions. [2021-12-06 18:23:08,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 18:23:08,253 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-06 18:23:08,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:08,257 INFO L225 Difference]: With dead ends: 543 [2021-12-06 18:23:08,257 INFO L226 Difference]: Without dead ends: 542 [2021-12-06 18:23:08,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:08,258 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 199 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:08,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 1055 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:08,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2021-12-06 18:23:08,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 538. [2021-12-06 18:23:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 506 states have (on average 1.2529644268774704) internal successors, (634), 523 states have internal predecessors, (634), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-06 18:23:08,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 678 transitions. [2021-12-06 18:23:08,274 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 678 transitions. Word has length 103 [2021-12-06 18:23:08,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:08,275 INFO L470 AbstractCegarLoop]: Abstraction has 538 states and 678 transitions. [2021-12-06 18:23:08,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 678 transitions. [2021-12-06 18:23:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-12-06 18:23:08,276 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:08,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:08,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-12-06 18:23:08,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-12-06 18:23:08,477 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:08,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:08,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1493778997, now seen corresponding path program 1 times [2021-12-06 18:23:08,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:08,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350876345] [2021-12-06 18:23:08,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:08,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:08,607 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:08,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132081989] [2021-12-06 18:23:08,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:08,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:08,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:08,609 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:08,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-06 18:23:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:09,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 2943 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:09,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:09,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:09,578 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:09,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:09,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350876345] [2021-12-06 18:23:09,578 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:09,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132081989] [2021-12-06 18:23:09,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132081989] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:09,579 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:09,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:09,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270916271] [2021-12-06 18:23:09,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:09,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:09,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:09,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:09,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:09,580 INFO L87 Difference]: Start difference. First operand 538 states and 678 transitions. Second operand has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:09,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:09,616 INFO L93 Difference]: Finished difference Result 538 states and 678 transitions. [2021-12-06 18:23:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:23:09,617 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-12-06 18:23:09,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:09,619 INFO L225 Difference]: With dead ends: 538 [2021-12-06 18:23:09,619 INFO L226 Difference]: Without dead ends: 536 [2021-12-06 18:23:09,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:09,620 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 202 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:09,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [213 Valid, 652 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:09,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-12-06 18:23:09,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 535. [2021-12-06 18:23:09,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 505 states have (on average 1.2495049504950495) internal successors, (631), 520 states have internal predecessors, (631), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-06 18:23:09,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 675 transitions. [2021-12-06 18:23:09,639 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 675 transitions. Word has length 104 [2021-12-06 18:23:09,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:09,639 INFO L470 AbstractCegarLoop]: Abstraction has 535 states and 675 transitions. [2021-12-06 18:23:09,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 675 transitions. [2021-12-06 18:23:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-12-06 18:23:09,640 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:09,640 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:09,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-06 18:23:09,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:09,843 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:09,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:09,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1366065166, now seen corresponding path program 1 times [2021-12-06 18:23:09,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:09,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655057231] [2021-12-06 18:23:09,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:09,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:09,999 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:10,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [495951578] [2021-12-06 18:23:10,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:10,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:10,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:10,001 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:10,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-06 18:23:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:10,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 2972 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:23:10,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:11,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:23:11,154 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:11,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:11,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655057231] [2021-12-06 18:23:11,155 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:11,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495951578] [2021-12-06 18:23:11,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495951578] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:11,155 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:11,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:11,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255710436] [2021-12-06 18:23:11,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:11,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:11,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:11,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:11,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:11,156 INFO L87 Difference]: Start difference. First operand 535 states and 675 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:11,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:11,220 INFO L93 Difference]: Finished difference Result 1001 states and 1288 transitions. [2021-12-06 18:23:11,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:11,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-12-06 18:23:11,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:11,224 INFO L225 Difference]: With dead ends: 1001 [2021-12-06 18:23:11,224 INFO L226 Difference]: Without dead ends: 613 [2021-12-06 18:23:11,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:11,225 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 138 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:11,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 705 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:11,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-12-06 18:23:11,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 609. [2021-12-06 18:23:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 569 states have (on average 1.2688927943760984) internal successors, (722), 594 states have internal predecessors, (722), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-12-06 18:23:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 786 transitions. [2021-12-06 18:23:11,243 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 786 transitions. Word has length 108 [2021-12-06 18:23:11,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:11,243 INFO L470 AbstractCegarLoop]: Abstraction has 609 states and 786 transitions. [2021-12-06 18:23:11,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:23:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 786 transitions. [2021-12-06 18:23:11,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-12-06 18:23:11,244 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:11,244 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:11,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-06 18:23:11,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-12-06 18:23:11,445 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:11,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:11,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1569027453, now seen corresponding path program 1 times [2021-12-06 18:23:11,446 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:11,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661626210] [2021-12-06 18:23:11,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:11,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:11,522 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:11,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [244607966] [2021-12-06 18:23:11,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:11,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:11,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:11,524 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:11,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-06 18:23:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:12,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 2109 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:23:12,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:12,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 18:23:12,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:12,558 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:12,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661626210] [2021-12-06 18:23:12,558 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:12,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244607966] [2021-12-06 18:23:12,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244607966] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:12,559 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:12,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:12,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656232917] [2021-12-06 18:23:12,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:12,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:12,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:12,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:12,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:12,560 INFO L87 Difference]: Start difference. First operand 609 states and 786 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 18:23:12,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:12,606 INFO L93 Difference]: Finished difference Result 1158 states and 1504 transitions. [2021-12-06 18:23:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:12,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 123 [2021-12-06 18:23:12,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:12,611 INFO L225 Difference]: With dead ends: 1158 [2021-12-06 18:23:12,611 INFO L226 Difference]: Without dead ends: 607 [2021-12-06 18:23:12,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:12,613 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 15 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:12,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 652 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:12,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2021-12-06 18:23:12,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 607. [2021-12-06 18:23:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 567 states have (on average 1.2680776014109347) internal successors, (719), 592 states have internal predecessors, (719), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-12-06 18:23:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 783 transitions. [2021-12-06 18:23:12,633 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 783 transitions. Word has length 123 [2021-12-06 18:23:12,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:12,633 INFO L470 AbstractCegarLoop]: Abstraction has 607 states and 783 transitions. [2021-12-06 18:23:12,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 18:23:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 783 transitions. [2021-12-06 18:23:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-12-06 18:23:12,634 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:12,635 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:12,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-06 18:23:12,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-06 18:23:12,836 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:12,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:12,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1849143874, now seen corresponding path program 1 times [2021-12-06 18:23:12,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:12,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962769655] [2021-12-06 18:23:12,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:12,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:12,892 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:12,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [317547191] [2021-12-06 18:23:12,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:12,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:12,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:12,893 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:12,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-06 18:23:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:14,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:23:14,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 18:23:14,178 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:14,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:14,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962769655] [2021-12-06 18:23:14,179 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:14,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317547191] [2021-12-06 18:23:14,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317547191] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:14,179 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:14,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:23:14,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855133417] [2021-12-06 18:23:14,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:14,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:14,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:14,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:14,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:14,180 INFO L87 Difference]: Start difference. First operand 607 states and 783 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-06 18:23:14,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:14,216 INFO L93 Difference]: Finished difference Result 1165 states and 1523 transitions. [2021-12-06 18:23:14,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:23:14,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 138 [2021-12-06 18:23:14,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:14,219 INFO L225 Difference]: With dead ends: 1165 [2021-12-06 18:23:14,219 INFO L226 Difference]: Without dead ends: 610 [2021-12-06 18:23:14,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:14,221 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:14,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 983 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:14,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2021-12-06 18:23:14,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 610. [2021-12-06 18:23:14,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 569 states have (on average 1.2688927943760984) internal successors, (722), 595 states have internal predecessors, (722), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-12-06 18:23:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 790 transitions. [2021-12-06 18:23:14,241 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 790 transitions. Word has length 138 [2021-12-06 18:23:14,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:14,241 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 790 transitions. [2021-12-06 18:23:14,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-06 18:23:14,241 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 790 transitions. [2021-12-06 18:23:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-12-06 18:23:14,242 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:14,243 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:14,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-12-06 18:23:14,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:14,443 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:14,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:14,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1261986238, now seen corresponding path program 1 times [2021-12-06 18:23:14,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:14,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323061374] [2021-12-06 18:23:14,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:14,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:14,498 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:14,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1456112716] [2021-12-06 18:23:14,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:14,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:14,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:14,499 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:14,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-06 18:23:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:15,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-06 18:23:15,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-06 18:23:15,964 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-06 18:23:16,133 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:16,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323061374] [2021-12-06 18:23:16,133 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:16,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456112716] [2021-12-06 18:23:16,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456112716] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:16,133 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:16,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-06 18:23:16,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363715225] [2021-12-06 18:23:16,134 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:16,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 18:23:16,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:16,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 18:23:16,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:23:16,135 INFO L87 Difference]: Start difference. First operand 610 states and 790 transitions. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 2 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 18:23:16,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:16,258 INFO L93 Difference]: Finished difference Result 1179 states and 1553 transitions. [2021-12-06 18:23:16,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 18:23:16,258 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 2 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 142 [2021-12-06 18:23:16,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:16,262 INFO L225 Difference]: With dead ends: 1179 [2021-12-06 18:23:16,263 INFO L226 Difference]: Without dead ends: 619 [2021-12-06 18:23:16,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2021-12-06 18:23:16,265 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 17 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:16,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 975 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:23:16,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-12-06 18:23:16,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2021-12-06 18:23:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 577 states have (on average 1.2720970537261698) internal successors, (734), 603 states have internal predecessors, (734), 32 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-12-06 18:23:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 802 transitions. [2021-12-06 18:23:16,290 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 802 transitions. Word has length 142 [2021-12-06 18:23:16,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:16,290 INFO L470 AbstractCegarLoop]: Abstraction has 619 states and 802 transitions. [2021-12-06 18:23:16,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 2 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 18:23:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 802 transitions. [2021-12-06 18:23:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-12-06 18:23:16,292 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:16,292 INFO L514 BasicCegarLoop]: trace histogram [12, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:16,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-12-06 18:23:16,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-06 18:23:16,493 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:16,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1242459394, now seen corresponding path program 2 times [2021-12-06 18:23:16,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:16,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195560640] [2021-12-06 18:23:16,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:16,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:16,586 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:16,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2063901045] [2021-12-06 18:23:16,586 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:23:16,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:16,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:16,587 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:16,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-12-06 18:23:17,821 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 18:23:17,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:23:17,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 25 conjunts are in the unsatisfiable core [2021-12-06 18:23:17,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 68 proven. 10 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-12-06 18:23:17,974 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 4 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-12-06 18:23:18,333 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:18,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195560640] [2021-12-06 18:23:18,333 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:18,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063901045] [2021-12-06 18:23:18,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063901045] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:18,333 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:18,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2021-12-06 18:23:18,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432305672] [2021-12-06 18:23:18,334 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:18,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-06 18:23:18,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:18,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-06 18:23:18,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-12-06 18:23:18,335 INFO L87 Difference]: Start difference. First operand 619 states and 802 transitions. Second operand has 15 states, 15 states have (on average 9.466666666666667) internal successors, (142), 15 states have internal predecessors, (142), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:19,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:19,333 INFO L93 Difference]: Finished difference Result 1241 states and 1643 transitions. [2021-12-06 18:23:19,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-06 18:23:19,334 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.466666666666667) internal successors, (142), 15 states have internal predecessors, (142), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 150 [2021-12-06 18:23:19,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:19,337 INFO L225 Difference]: With dead ends: 1241 [2021-12-06 18:23:19,337 INFO L226 Difference]: Without dead ends: 624 [2021-12-06 18:23:19,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=234, Invalid=468, Unknown=0, NotChecked=0, Total=702 [2021-12-06 18:23:19,339 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 337 mSDsluCounter, 2545 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 2867 SdHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:19,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 2867 Invalid, 423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 18:23:19,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2021-12-06 18:23:19,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 622. [2021-12-06 18:23:19,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 622 states, 580 states have (on average 1.2672413793103448) internal successors, (735), 606 states have internal predecessors, (735), 32 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-12-06 18:23:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 803 transitions. [2021-12-06 18:23:19,355 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 803 transitions. Word has length 150 [2021-12-06 18:23:19,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:19,355 INFO L470 AbstractCegarLoop]: Abstraction has 622 states and 803 transitions. [2021-12-06 18:23:19,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.466666666666667) internal successors, (142), 15 states have internal predecessors, (142), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 803 transitions. [2021-12-06 18:23:19,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-12-06 18:23:19,357 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:19,357 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:19,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-12-06 18:23:19,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:19,558 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:19,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:19,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1719906238, now seen corresponding path program 3 times [2021-12-06 18:23:19,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:19,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742133906] [2021-12-06 18:23:19,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:19,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:19,645 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:19,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [49307825] [2021-12-06 18:23:19,645 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 18:23:19,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:19,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:19,646 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:19,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-06 18:23:20,489 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 18:23:20,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:23:20,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:23:20,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:20,638 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:20,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:20,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742133906] [2021-12-06 18:23:20,638 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:20,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49307825] [2021-12-06 18:23:20,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49307825] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:20,639 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:20,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 18:23:20,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170098548] [2021-12-06 18:23:20,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:20,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 18:23:20,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:20,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 18:23:20,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-06 18:23:20,640 INFO L87 Difference]: Start difference. First operand 622 states and 803 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:20,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:20,705 INFO L93 Difference]: Finished difference Result 627 states and 806 transitions. [2021-12-06 18:23:20,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 18:23:20,706 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 162 [2021-12-06 18:23:20,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:20,708 INFO L225 Difference]: With dead ends: 627 [2021-12-06 18:23:20,708 INFO L226 Difference]: Without dead ends: 624 [2021-12-06 18:23:20,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:23:20,709 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 766 mSDsluCounter, 914 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 784 SdHoareTripleChecker+Valid, 1524 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:20,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [784 Valid, 1524 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:20,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2021-12-06 18:23:20,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 528. [2021-12-06 18:23:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 499 states have (on average 1.2344689378757514) internal successors, (616), 512 states have internal predecessors, (616), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-12-06 18:23:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 664 transitions. [2021-12-06 18:23:20,723 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 664 transitions. Word has length 162 [2021-12-06 18:23:20,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:20,724 INFO L470 AbstractCegarLoop]: Abstraction has 528 states and 664 transitions. [2021-12-06 18:23:20,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 664 transitions. [2021-12-06 18:23:20,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-06 18:23:20,725 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:20,726 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:20,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-12-06 18:23:20,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:20,927 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:20,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:20,928 INFO L85 PathProgramCache]: Analyzing trace with hash 828326280, now seen corresponding path program 1 times [2021-12-06 18:23:20,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:20,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317067249] [2021-12-06 18:23:20,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:20,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:21,016 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:21,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1690813005] [2021-12-06 18:23:21,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:21,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:21,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:21,017 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:21,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-12-06 18:23:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:21,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 1685 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:21,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-12-06 18:23:22,002 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:22,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:22,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317067249] [2021-12-06 18:23:22,002 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:22,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690813005] [2021-12-06 18:23:22,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690813005] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:22,002 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:22,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:23:22,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690677128] [2021-12-06 18:23:22,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:22,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:23:22,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:22,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:23:22,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:22,003 INFO L87 Difference]: Start difference. First operand 528 states and 664 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:22,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:22,039 INFO L93 Difference]: Finished difference Result 708 states and 916 transitions. [2021-12-06 18:23:22,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:23:22,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 200 [2021-12-06 18:23:22,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:22,042 INFO L225 Difference]: With dead ends: 708 [2021-12-06 18:23:22,042 INFO L226 Difference]: Without dead ends: 570 [2021-12-06 18:23:22,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:23:22,043 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 10 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:22,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 599 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:22,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2021-12-06 18:23:22,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 568. [2021-12-06 18:23:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 539 states have (on average 1.217068645640074) internal successors, (656), 552 states have internal predecessors, (656), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-12-06 18:23:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 704 transitions. [2021-12-06 18:23:22,057 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 704 transitions. Word has length 200 [2021-12-06 18:23:22,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:22,057 INFO L470 AbstractCegarLoop]: Abstraction has 568 states and 704 transitions. [2021-12-06 18:23:22,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 704 transitions. [2021-12-06 18:23:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-06 18:23:22,058 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:22,058 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:22,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-12-06 18:23:22,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-06 18:23:22,259 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:22,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:22,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1826762380, now seen corresponding path program 1 times [2021-12-06 18:23:22,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:22,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792871593] [2021-12-06 18:23:22,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:22,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:22,325 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:22,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1271000754] [2021-12-06 18:23:22,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:22,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:22,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:22,326 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:22,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-06 18:23:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:23,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 1689 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:23,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:23,406 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-12-06 18:23:23,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:23,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:23,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792871593] [2021-12-06 18:23:23,406 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:23,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271000754] [2021-12-06 18:23:23,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271000754] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:23,407 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:23,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:23:23,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327340325] [2021-12-06 18:23:23,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:23,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:23,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:23,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:23,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:23,408 INFO L87 Difference]: Start difference. First operand 568 states and 704 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:23,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:23,447 INFO L93 Difference]: Finished difference Result 726 states and 914 transitions. [2021-12-06 18:23:23,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:23:23,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 200 [2021-12-06 18:23:23,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:23,449 INFO L225 Difference]: With dead ends: 726 [2021-12-06 18:23:23,450 INFO L226 Difference]: Without dead ends: 548 [2021-12-06 18:23:23,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:23,450 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 85 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:23,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 832 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:23,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2021-12-06 18:23:23,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 540. [2021-12-06 18:23:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 511 states have (on average 1.2015655577299413) internal successors, (614), 524 states have internal predecessors, (614), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-12-06 18:23:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 662 transitions. [2021-12-06 18:23:23,464 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 662 transitions. Word has length 200 [2021-12-06 18:23:23,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:23,465 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 662 transitions. [2021-12-06 18:23:23,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 662 transitions. [2021-12-06 18:23:23,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-06 18:23:23,466 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:23,466 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:23,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-12-06 18:23:23,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-06 18:23:23,668 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:23,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:23,669 INFO L85 PathProgramCache]: Analyzing trace with hash 943913534, now seen corresponding path program 1 times [2021-12-06 18:23:23,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:23,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087174682] [2021-12-06 18:23:23,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:23,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:23,761 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:23,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [106935327] [2021-12-06 18:23:23,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:23,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:23,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:23,762 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:23,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-06 18:23:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:24,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 18:23:24,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:24,858 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:24,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:25,025 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:25,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:25,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087174682] [2021-12-06 18:23:25,026 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:25,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106935327] [2021-12-06 18:23:25,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106935327] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:25,026 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:25,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-06 18:23:25,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963219352] [2021-12-06 18:23:25,026 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:25,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 18:23:25,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:25,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 18:23:25,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:23:25,027 INFO L87 Difference]: Start difference. First operand 540 states and 662 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:25,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:25,131 INFO L93 Difference]: Finished difference Result 1124 states and 1400 transitions. [2021-12-06 18:23:25,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 18:23:25,131 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 200 [2021-12-06 18:23:25,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:25,135 INFO L225 Difference]: With dead ends: 1124 [2021-12-06 18:23:25,135 INFO L226 Difference]: Without dead ends: 972 [2021-12-06 18:23:25,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:23:25,136 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1214 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:25,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1661 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:23:25,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2021-12-06 18:23:25,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 725. [2021-12-06 18:23:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 725 states, 690 states have (on average 1.1971014492753622) internal successors, (826), 703 states have internal predecessors, (826), 28 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (34), 20 states have call predecessors, (34), 28 states have call successors, (34) [2021-12-06 18:23:25,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 888 transitions. [2021-12-06 18:23:25,155 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 888 transitions. Word has length 200 [2021-12-06 18:23:25,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:25,155 INFO L470 AbstractCegarLoop]: Abstraction has 725 states and 888 transitions. [2021-12-06 18:23:25,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:25,155 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 888 transitions. [2021-12-06 18:23:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-12-06 18:23:25,157 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:25,157 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:25,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-12-06 18:23:25,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-06 18:23:25,359 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:25,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:25,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1379768048, now seen corresponding path program 1 times [2021-12-06 18:23:25,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:25,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45265238] [2021-12-06 18:23:25,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:25,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:25,615 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:25,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1171091015] [2021-12-06 18:23:25,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:25,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:25,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:25,616 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:25,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-12-06 18:23:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:27,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 7376 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 18:23:27,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:27,959 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:27,959 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:28,314 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:28,314 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:28,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45265238] [2021-12-06 18:23:28,314 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:28,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171091015] [2021-12-06 18:23:28,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171091015] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:28,314 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:28,315 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-12-06 18:23:28,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47098519] [2021-12-06 18:23:28,315 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:28,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 18:23:28,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:28,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 18:23:28,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-12-06 18:23:28,316 INFO L87 Difference]: Start difference. First operand 725 states and 888 transitions. Second operand has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:28,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:28,462 INFO L93 Difference]: Finished difference Result 1158 states and 1437 transitions. [2021-12-06 18:23:28,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 18:23:28,462 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 361 [2021-12-06 18:23:28,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:28,467 INFO L225 Difference]: With dead ends: 1158 [2021-12-06 18:23:28,467 INFO L226 Difference]: Without dead ends: 1157 [2021-12-06 18:23:28,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 708 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-12-06 18:23:28,468 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 1228 mSDsluCounter, 2254 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 2675 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:28,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1259 Valid, 2675 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:23:28,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-12-06 18:23:28,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 724. [2021-12-06 18:23:28,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 690 states have (on average 1.1956521739130435) internal successors, (825), 702 states have internal predecessors, (825), 28 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (34), 20 states have call predecessors, (34), 28 states have call successors, (34) [2021-12-06 18:23:28,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 887 transitions. [2021-12-06 18:23:28,489 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 887 transitions. Word has length 361 [2021-12-06 18:23:28,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:28,489 INFO L470 AbstractCegarLoop]: Abstraction has 724 states and 887 transitions. [2021-12-06 18:23:28,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 887 transitions. [2021-12-06 18:23:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-12-06 18:23:28,492 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:28,493 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:28,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2021-12-06 18:23:28,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-06 18:23:28,693 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:28,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:28,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1131406960, now seen corresponding path program 1 times [2021-12-06 18:23:28,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:28,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354768028] [2021-12-06 18:23:28,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:28,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:28,919 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:28,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [292861881] [2021-12-06 18:23:28,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:28,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:28,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:28,920 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:28,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-12-06 18:23:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:30,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 7475 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 18:23:31,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:31,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:31,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:31,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354768028] [2021-12-06 18:23:31,716 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:31,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292861881] [2021-12-06 18:23:31,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292861881] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:31,716 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:31,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-12-06 18:23:31,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154744650] [2021-12-06 18:23:31,716 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:31,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 18:23:31,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:31,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 18:23:31,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-12-06 18:23:31,718 INFO L87 Difference]: Start difference. First operand 724 states and 887 transitions. Second operand has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:31,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:31,949 INFO L93 Difference]: Finished difference Result 2146 states and 2666 transitions. [2021-12-06 18:23:31,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 18:23:31,950 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 404 [2021-12-06 18:23:31,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:31,958 INFO L225 Difference]: With dead ends: 2146 [2021-12-06 18:23:31,958 INFO L226 Difference]: Without dead ends: 1995 [2021-12-06 18:23:31,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 792 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=151, Invalid=311, Unknown=0, NotChecked=0, Total=462 [2021-12-06 18:23:31,960 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 3269 mSDsluCounter, 2953 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3332 SdHoareTripleChecker+Valid, 3345 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:31,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3332 Valid, 3345 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:23:31,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1995 states. [2021-12-06 18:23:31,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1995 to 1456. [2021-12-06 18:23:31,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1456 states, 1398 states have (on average 1.1909871244635193) internal successors, (1665), 1410 states have internal predecessors, (1665), 52 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (66), 44 states have call predecessors, (66), 52 states have call successors, (66) [2021-12-06 18:23:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 1783 transitions. [2021-12-06 18:23:32,001 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 1783 transitions. Word has length 404 [2021-12-06 18:23:32,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:32,002 INFO L470 AbstractCegarLoop]: Abstraction has 1456 states and 1783 transitions. [2021-12-06 18:23:32,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1783 transitions. [2021-12-06 18:23:32,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2021-12-06 18:23:32,009 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:32,009 INFO L514 BasicCegarLoop]: trace histogram [24, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:32,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-12-06 18:23:32,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:32,210 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:32,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:32,210 INFO L85 PathProgramCache]: Analyzing trace with hash -627079372, now seen corresponding path program 2 times [2021-12-06 18:23:32,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:32,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264196170] [2021-12-06 18:23:32,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:32,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:32,753 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:32,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2065482495] [2021-12-06 18:23:32,753 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:23:32,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:32,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:32,754 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:32,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-12-06 18:23:34,945 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:23:34,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:23:34,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:34,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2521 trivial. 0 not checked. [2021-12-06 18:23:35,721 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:35,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:35,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264196170] [2021-12-06 18:23:35,722 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:35,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2065482495] [2021-12-06 18:23:35,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2065482495] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:35,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:35,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:23:35,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367768805] [2021-12-06 18:23:35,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:35,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:35,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:35,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:35,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:35,723 INFO L87 Difference]: Start difference. First operand 1456 states and 1783 transitions. Second operand has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:35,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:35,764 INFO L93 Difference]: Finished difference Result 1551 states and 1912 transitions. [2021-12-06 18:23:35,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 18:23:35,765 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 812 [2021-12-06 18:23:35,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:35,771 INFO L225 Difference]: With dead ends: 1551 [2021-12-06 18:23:35,771 INFO L226 Difference]: Without dead ends: 1550 [2021-12-06 18:23:35,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 809 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:35,772 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 130 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:35,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 725 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:35,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2021-12-06 18:23:35,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1525. [2021-12-06 18:23:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1525 states, 1467 states have (on average 1.1901840490797546) internal successors, (1746), 1479 states have internal predecessors, (1746), 52 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (66), 44 states have call predecessors, (66), 52 states have call successors, (66) [2021-12-06 18:23:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1525 states and 1864 transitions. [2021-12-06 18:23:35,808 INFO L78 Accepts]: Start accepts. Automaton has 1525 states and 1864 transitions. Word has length 812 [2021-12-06 18:23:35,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:35,809 INFO L470 AbstractCegarLoop]: Abstraction has 1525 states and 1864 transitions. [2021-12-06 18:23:35,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1864 transitions. [2021-12-06 18:23:35,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2021-12-06 18:23:35,816 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:35,816 INFO L514 BasicCegarLoop]: trace histogram [24, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:35,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2021-12-06 18:23:36,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:36,017 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:36,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:36,017 INFO L85 PathProgramCache]: Analyzing trace with hash 2035376992, now seen corresponding path program 1 times [2021-12-06 18:23:36,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:36,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350735984] [2021-12-06 18:23:36,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:36,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:36,541 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:36,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [864637769] [2021-12-06 18:23:36,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:36,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:36,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:36,542 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:36,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-12-06 18:23:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:41,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 19076 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-06 18:23:41,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:41,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:41,977 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 18:23:42,728 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:42,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350735984] [2021-12-06 18:23:42,728 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:42,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864637769] [2021-12-06 18:23:42,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864637769] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:42,728 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:42,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-12-06 18:23:42,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304037237] [2021-12-06 18:23:42,729 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:42,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-12-06 18:23:42,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:42,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-12-06 18:23:42,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-12-06 18:23:42,731 INFO L87 Difference]: Start difference. First operand 1525 states and 1864 transitions. Second operand has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:43,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:43,140 INFO L93 Difference]: Finished difference Result 2909 states and 3601 transitions. [2021-12-06 18:23:43,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-06 18:23:43,141 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 813 [2021-12-06 18:23:43,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:43,156 INFO L225 Difference]: With dead ends: 2909 [2021-12-06 18:23:43,156 INFO L226 Difference]: Without dead ends: 2689 [2021-12-06 18:23:43,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1633 GetRequests, 1604 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=273, Invalid=597, Unknown=0, NotChecked=0, Total=870 [2021-12-06 18:23:43,158 INFO L933 BasicCegarLoop]: 473 mSDtfsCounter, 3411 mSDsluCounter, 3067 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3493 SdHoareTripleChecker+Valid, 3540 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:43,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3493 Valid, 3540 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 18:23:43,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2689 states. [2021-12-06 18:23:43,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2689 to 2074. [2021-12-06 18:23:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2074 states, 1998 states have (on average 1.1891891891891893) internal successors, (2376), 2010 states have internal predecessors, (2376), 70 states have call successors, (70), 3 states have call predecessors, (70), 4 states have return successors, (90), 62 states have call predecessors, (90), 70 states have call successors, (90) [2021-12-06 18:23:43,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 2074 states and 2536 transitions. [2021-12-06 18:23:43,223 INFO L78 Accepts]: Start accepts. Automaton has 2074 states and 2536 transitions. Word has length 813 [2021-12-06 18:23:43,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:43,224 INFO L470 AbstractCegarLoop]: Abstraction has 2074 states and 2536 transitions. [2021-12-06 18:23:43,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 18:23:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2536 transitions. [2021-12-06 18:23:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2021-12-06 18:23:43,241 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:43,242 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:43,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2021-12-06 18:23:43,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:43,444 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:43,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:43,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1966228635, now seen corresponding path program 2 times [2021-12-06 18:23:43,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:43,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797567984] [2021-12-06 18:23:43,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:43,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:44,264 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:44,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [564535885] [2021-12-06 18:23:44,264 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:23:44,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:44,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:44,265 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:44,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-12-06 18:23:47,691 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:23:47,692 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:23:47,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 18:23:47,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-06 18:23:48,765 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:23:48,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:48,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797567984] [2021-12-06 18:23:48,765 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:48,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564535885] [2021-12-06 18:23:48,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564535885] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:23:48,765 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:23:48,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:23:48,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087678632] [2021-12-06 18:23:48,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:23:48,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:23:48,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:48,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:23:48,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:23:48,767 INFO L87 Difference]: Start difference. First operand 2074 states and 2536 transitions. Second operand has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:48,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:48,807 INFO L93 Difference]: Finished difference Result 2074 states and 2536 transitions. [2021-12-06 18:23:48,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:23:48,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 1119 [2021-12-06 18:23:48,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:23:48,815 INFO L225 Difference]: With dead ends: 2074 [2021-12-06 18:23:48,815 INFO L226 Difference]: Without dead ends: 2073 [2021-12-06 18:23:48,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1119 GetRequests, 1116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:23:48,816 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:23:48,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 603 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:23:48,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2073 states. [2021-12-06 18:23:48,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2073 to 2073. [2021-12-06 18:23:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2073 states, 1998 states have (on average 1.1881881881881882) internal successors, (2374), 2009 states have internal predecessors, (2374), 70 states have call successors, (70), 3 states have call predecessors, (70), 4 states have return successors, (90), 62 states have call predecessors, (90), 70 states have call successors, (90) [2021-12-06 18:23:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 2073 states and 2534 transitions. [2021-12-06 18:23:48,860 INFO L78 Accepts]: Start accepts. Automaton has 2073 states and 2534 transitions. Word has length 1119 [2021-12-06 18:23:48,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:23:48,861 INFO L470 AbstractCegarLoop]: Abstraction has 2073 states and 2534 transitions. [2021-12-06 18:23:48,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-06 18:23:48,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2534 transitions. [2021-12-06 18:23:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1170 [2021-12-06 18:23:48,871 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:23:48,872 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:23:48,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-12-06 18:23:49,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-12-06 18:23:49,073 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:23:49,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:23:49,075 INFO L85 PathProgramCache]: Analyzing trace with hash 247339338, now seen corresponding path program 1 times [2021-12-06 18:23:49,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:23:49,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604954591] [2021-12-06 18:23:49,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:49,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:23:50,054 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:23:50,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1931938833] [2021-12-06 18:23:50,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:23:50,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:23:50,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:23:50,055 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:23:50,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-12-06 18:23:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:23:57,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 27888 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:23:57,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:23:58,652 INFO L134 CoverageAnalysis]: Checked inductivity of 5000 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-06 18:23:58,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:23:59,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5000 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-06 18:23:59,829 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:23:59,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604954591] [2021-12-06 18:23:59,829 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:23:59,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931938833] [2021-12-06 18:23:59,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1931938833] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:23:59,830 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:23:59,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2021-12-06 18:23:59,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132091781] [2021-12-06 18:23:59,830 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:23:59,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 18:23:59,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:23:59,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 18:23:59,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:23:59,832 INFO L87 Difference]: Start difference. First operand 2073 states and 2534 transitions. Second operand has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-12-06 18:23:59,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:23:59,996 INFO L93 Difference]: Finished difference Result 2520 states and 3094 transitions. [2021-12-06 18:23:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-06 18:23:59,997 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 1169 [2021-12-06 18:23:59,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:24:00,007 INFO L225 Difference]: With dead ends: 2520 [2021-12-06 18:24:00,007 INFO L226 Difference]: Without dead ends: 2519 [2021-12-06 18:24:00,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2343 GetRequests, 2328 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2021-12-06 18:24:00,008 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 727 mSDsluCounter, 1258 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 1569 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:24:00,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [732 Valid, 1569 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:24:00,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2519 states. [2021-12-06 18:24:00,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2519 to 2517. [2021-12-06 18:24:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2517 states, 2409 states have (on average 1.1897052718970527) internal successors, (2866), 2450 states have internal predecessors, (2866), 100 states have call successors, (100), 6 states have call predecessors, (100), 7 states have return successors, (120), 68 states have call predecessors, (120), 100 states have call successors, (120) [2021-12-06 18:24:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 3086 transitions. [2021-12-06 18:24:00,093 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 3086 transitions. Word has length 1169 [2021-12-06 18:24:00,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:24:00,094 INFO L470 AbstractCegarLoop]: Abstraction has 2517 states and 3086 transitions. [2021-12-06 18:24:00,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-12-06 18:24:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3086 transitions. [2021-12-06 18:24:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1323 [2021-12-06 18:24:00,107 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:24:00,108 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:24:00,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2021-12-06 18:24:00,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:24:00,309 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:24:00,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:24:00,312 INFO L85 PathProgramCache]: Analyzing trace with hash -2049406257, now seen corresponding path program 2 times [2021-12-06 18:24:00,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:24:00,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330446505] [2021-12-06 18:24:00,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:24:00,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:24:01,110 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:24:01,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [629091816] [2021-12-06 18:24:01,110 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:24:01,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:24:01,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:24:01,111 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:24:01,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-12-06 18:24:06,143 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:24:06,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:24:06,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:24:06,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:24:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 5426 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5406 trivial. 0 not checked. [2021-12-06 18:24:06,958 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:24:06,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:24:06,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330446505] [2021-12-06 18:24:06,959 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:24:06,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629091816] [2021-12-06 18:24:06,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629091816] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:24:06,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:24:06,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:24:06,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979040877] [2021-12-06 18:24:06,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:24:06,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:24:06,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:24:06,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:24:06,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:24:06,961 INFO L87 Difference]: Start difference. First operand 2517 states and 3086 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-06 18:24:07,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:24:07,013 INFO L93 Difference]: Finished difference Result 2904 states and 3567 transitions. [2021-12-06 18:24:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:24:07,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 1322 [2021-12-06 18:24:07,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:24:07,024 INFO L225 Difference]: With dead ends: 2904 [2021-12-06 18:24:07,024 INFO L226 Difference]: Without dead ends: 2257 [2021-12-06 18:24:07,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1321 GetRequests, 1320 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:24:07,026 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 8 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:24:07,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 616 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:24:07,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2257 states. [2021-12-06 18:24:07,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2257 to 2257. [2021-12-06 18:24:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2257 states, 2169 states have (on average 1.1825726141078838) internal successors, (2565), 2190 states have internal predecessors, (2565), 80 states have call successors, (80), 6 states have call predecessors, (80), 7 states have return successors, (100), 64 states have call predecessors, (100), 80 states have call successors, (100) [2021-12-06 18:24:07,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 2257 states and 2745 transitions. [2021-12-06 18:24:07,082 INFO L78 Accepts]: Start accepts. Automaton has 2257 states and 2745 transitions. Word has length 1322 [2021-12-06 18:24:07,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:24:07,083 INFO L470 AbstractCegarLoop]: Abstraction has 2257 states and 2745 transitions. [2021-12-06 18:24:07,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-06 18:24:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2745 transitions. [2021-12-06 18:24:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1383 [2021-12-06 18:24:07,097 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:24:07,097 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:24:07,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-12-06 18:24:07,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-12-06 18:24:07,299 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:24:07,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:24:07,301 INFO L85 PathProgramCache]: Analyzing trace with hash 319832622, now seen corresponding path program 1 times [2021-12-06 18:24:07,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:24:07,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565394738] [2021-12-06 18:24:07,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:24:07,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:24:08,197 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:24:08,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [264327417] [2021-12-06 18:24:08,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:24:08,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:24:08,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:24:08,198 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:24:08,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-12-06 18:24:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:24:16,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 28407 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-06 18:24:16,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:24:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 586 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-06 18:24:18,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:24:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 4984 trivial. 0 not checked. [2021-12-06 18:24:19,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:24:19,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565394738] [2021-12-06 18:24:19,776 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:24:19,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264327417] [2021-12-06 18:24:19,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264327417] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:24:19,776 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:24:19,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2021-12-06 18:24:19,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598940093] [2021-12-06 18:24:19,777 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 18:24:19,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 18:24:19,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:24:19,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 18:24:19,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2021-12-06 18:24:19,780 INFO L87 Difference]: Start difference. First operand 2257 states and 2745 transitions. Second operand has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) [2021-12-06 18:24:20,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:24:20,211 INFO L93 Difference]: Finished difference Result 2763 states and 3358 transitions. [2021-12-06 18:24:20,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-06 18:24:20,211 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) Word has length 1382 [2021-12-06 18:24:20,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:24:20,222 INFO L225 Difference]: With dead ends: 2763 [2021-12-06 18:24:20,222 INFO L226 Difference]: Without dead ends: 2762 [2021-12-06 18:24:20,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2781 GetRequests, 2742 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=549, Invalid=1091, Unknown=0, NotChecked=0, Total=1640 [2021-12-06 18:24:20,224 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1893 mSDsluCounter, 2028 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1898 SdHoareTripleChecker+Valid, 2335 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 18:24:20,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1898 Valid, 2335 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 18:24:20,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2762 states. [2021-12-06 18:24:20,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2762 to 2761. [2021-12-06 18:24:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2761 states, 2637 states have (on average 1.1797497155858931) internal successors, (3111), 2688 states have internal predecessors, (3111), 110 states have call successors, (110), 12 states have call predecessors, (110), 13 states have return successors, (130), 70 states have call predecessors, (130), 110 states have call successors, (130) [2021-12-06 18:24:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3351 transitions. [2021-12-06 18:24:20,292 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3351 transitions. Word has length 1382 [2021-12-06 18:24:20,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:24:20,293 INFO L470 AbstractCegarLoop]: Abstraction has 2761 states and 3351 transitions. [2021-12-06 18:24:20,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) [2021-12-06 18:24:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3351 transitions. [2021-12-06 18:24:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1761 [2021-12-06 18:24:20,312 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:24:20,313 INFO L514 BasicCegarLoop]: trace histogram [24, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:24:20,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2021-12-06 18:24:20,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-12-06 18:24:20,514 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-06 18:24:20,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:24:20,514 INFO L85 PathProgramCache]: Analyzing trace with hash -61846610, now seen corresponding path program 2 times [2021-12-06 18:24:20,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:24:20,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645200717] [2021-12-06 18:24:20,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:24:20,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:24:21,360 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:24:21,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1489814579] [2021-12-06 18:24:21,361 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:24:21,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:24:21,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:24:21,361 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:24:21,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-12-06 18:24:30,708 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 18:24:30,709 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 18:24:30,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 29301 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 18:24:30,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:24:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8315 backedges. 2430 proven. 0 refuted. 0 times theorem prover too weak. 5885 trivial. 0 not checked. [2021-12-06 18:24:31,931 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:24:31,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:24:31,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645200717] [2021-12-06 18:24:31,931 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-06 18:24:31,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489814579] [2021-12-06 18:24:31,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489814579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:24:31,932 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:24:31,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 18:24:31,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074364109] [2021-12-06 18:24:31,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:24:31,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 18:24:31,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:24:31,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 18:24:31,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:24:31,934 INFO L87 Difference]: Start difference. First operand 2761 states and 3351 transitions. Second operand has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2021-12-06 18:24:32,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:24:32,050 INFO L93 Difference]: Finished difference Result 2761 states and 3351 transitions. [2021-12-06 18:24:32,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 18:24:32,051 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) Word has length 1760 [2021-12-06 18:24:32,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:24:32,052 INFO L225 Difference]: With dead ends: 2761 [2021-12-06 18:24:32,052 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 18:24:32,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1759 GetRequests, 1753 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:24:32,055 INFO L933 BasicCegarLoop]: 657 mSDtfsCounter, 311 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:24:32,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [337 Valid, 1907 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 18:24:32,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 18:24:32,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 18:24:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:24:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 18:24:32,056 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1760 [2021-12-06 18:24:32,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:24:32,056 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:24:32,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2021-12-06 18:24:32,056 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 18:24:32,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 18:24:32,058 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2021-12-06 18:24:32,058 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2021-12-06 18:24:32,058 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2021-12-06 18:24:32,058 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2021-12-06 18:24:32,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2021-12-06 18:24:32,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2021-12-06 18:24:32,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2021-12-06 18:24:32,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2021-12-06 18:24:32,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2021-12-06 18:24:32,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2021-12-06 18:24:32,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2021-12-06 18:24:32,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:24:32,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 18:24:37,455 WARN L227 SmtUtils]: Spent 5.18s on a formula simplification. DAG size of input: 87 DAG size of output: 80 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-06 18:25:30,103 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2021-12-06 18:25:30,103 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-12-06 18:25:30,103 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2021-12-06 18:25:30,103 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-24(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-25(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-27(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-28(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-29(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-30(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-31(lines 756 763) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L761-32(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L861 garLoopResultBuilder]: At program point L764(lines 732 765) the Hoare annotation is: true [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L707(lines 707 725) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2021-12-06 18:25:30,104 INFO L858 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2021-12-06 18:25:30,105 INFO L854 garLoopResultBuilder]: At program point L708-2(lines 708 724) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-06 18:25:30,105 INFO L858 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2021-12-06 18:25:30,105 INFO L854 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-06 18:25:30,105 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-12-06 18:25:30,105 INFO L858 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2021-12-06 18:25:30,105 INFO L854 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-06 18:25:30,105 INFO L858 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2021-12-06 18:25:30,105 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-12-06 18:25:30,105 INFO L854 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-06 18:25:30,105 INFO L858 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L854 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L854 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point L736-2(lines 736 745) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point L736-3(line 736) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L858 garLoopResultBuilder]: For program point L736-4(line 736) no Hoare annotation was computed. [2021-12-06 18:25:30,106 INFO L854 garLoopResultBuilder]: At program point L736-5(lines 736 745) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 2147483645) .cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)))) [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L736-6(lines 736 745) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 740) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L738-2(lines 738 740) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L742-1(line 742) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L743-5(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L854 garLoopResultBuilder]: At program point L743-6(line 743) the Hoare annotation is: false [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L743-7(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L854 garLoopResultBuilder]: At program point L743-8(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L743-9(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,107 INFO L858 garLoopResultBuilder]: For program point L743-10(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-12(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-13(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-15(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-16(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-18(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-19(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-21(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-22(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-24(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-25(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-27(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-28(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-30(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-31(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,108 INFO L858 garLoopResultBuilder]: For program point L743-33(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L743-34(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L744-4(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L743-36(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L854 garLoopResultBuilder]: At program point L744-5(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L743-37(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L744-6(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L854 garLoopResultBuilder]: At program point L744-7(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L743-39(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L744-8(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L743-40(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L744-9(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L743-42(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,109 INFO L858 garLoopResultBuilder]: For program point L744-11(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L744-12(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L743-44(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L854 garLoopResultBuilder]: At program point L743-45(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L744-14(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L743-46(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L744-15(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L854 garLoopResultBuilder]: At program point L743-47(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L743-48(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L744-17(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L854 garLoopResultBuilder]: At program point L743-49(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L744-18(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L743-51(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,110 INFO L858 garLoopResultBuilder]: For program point L744-20(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-21(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L743-53(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-23(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L854 garLoopResultBuilder]: At program point L743-55(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse2 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse3 (<= ~count_int_int~0 0)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-24(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L743-56(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L743-57(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-26(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-27(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L854 garLoopResultBuilder]: At program point L743-59(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse2 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse3 (<= ~count_int_int~0 0)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L743-60(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-29(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L743-61(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,111 INFO L858 garLoopResultBuilder]: For program point L744-30(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L854 garLoopResultBuilder]: At program point L743-62(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse2 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse3 (<= ~count_int_int~0 0)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L743-63(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-32(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-33(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L743-66(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-35(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L854 garLoopResultBuilder]: At program point L743-67(line 743) the Hoare annotation is: (and (<= 0 ~count_int_int~0) (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 0) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-36(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-38(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L743-70(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-39(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L854 garLoopResultBuilder]: At program point L743-71(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L744-41(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,112 INFO L858 garLoopResultBuilder]: For program point L743-73(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L744-43(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L743-75(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L854 garLoopResultBuilder]: At program point L744-44(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L743-76(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L744-45(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L854 garLoopResultBuilder]: At program point L744-46(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L743-78(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L744-47(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L854 garLoopResultBuilder]: At program point L744-48(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L743-80(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L744-50(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,113 INFO L854 garLoopResultBuilder]: At program point L743-82(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,113 INFO L858 garLoopResultBuilder]: For program point L743-83(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L744-52(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L743-84(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L854 garLoopResultBuilder]: At program point L744-54(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L743-86(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L744-55(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L744-56(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L743-88(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L854 garLoopResultBuilder]: At program point L744-58(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L744-59(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L744-60(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L854 garLoopResultBuilder]: At program point L744-61(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L743-93(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,114 INFO L858 garLoopResultBuilder]: For program point L744-62(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L854 garLoopResultBuilder]: At program point L743-94(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L743-95(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L743-96(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L744-65(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L746-3(line 746) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L743-97(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L854 garLoopResultBuilder]: At program point L744-66(line 744) the Hoare annotation is: (and (<= 0 ~count_int_int~0) (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 0) (<= |ULTIMATE.start_main_~_hj_k~1#1| 4) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) [2021-12-06 18:25:30,115 INFO L854 garLoopResultBuilder]: At program point L746-4(lines 746 754) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4)))) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 2147483646))) (or (and .cse0 (<= 10 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= ~count_int_int~0 2147483642)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 1)))) [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L746-5(lines 746 754) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L743-100(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L744-69(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,115 INFO L858 garLoopResultBuilder]: For program point L743-101(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L854 garLoopResultBuilder]: At program point L744-70(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L743-103(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L744-72(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L854 garLoopResultBuilder]: At program point L743-104(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L743-105(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L744-74(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L854 garLoopResultBuilder]: At program point L743-106(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L744-75(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L743-107(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L743-108(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L744-77(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L743-110(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,116 INFO L858 garLoopResultBuilder]: For program point L744-79(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-111(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L854 garLoopResultBuilder]: At program point L744-81(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-113(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L744-82(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-114(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L744-83(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L854 garLoopResultBuilder]: At program point L743-115(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L744-85(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-117(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-118(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L744-87(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-119(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-120(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,117 INFO L858 garLoopResultBuilder]: For program point L743-121(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L743-122(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L743-123(line 743) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-92(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L854 garLoopResultBuilder]: At program point L743-124(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,118 INFO L854 garLoopResultBuilder]: At program point L744-93(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L747(line 747) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-94(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L747-1(line 747) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-95(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-96(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-99(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-100(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,118 INFO L858 garLoopResultBuilder]: For program point L744-102(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L854 garLoopResultBuilder]: At program point L744-103(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-104(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L854 garLoopResultBuilder]: At program point L744-105(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-106(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-107(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-109(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-110(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-112(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-113(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L854 garLoopResultBuilder]: At program point L744-114(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-116(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-117(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,119 INFO L858 garLoopResultBuilder]: For program point L744-118(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L744-119(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L744-120(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L744-121(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L744-122(line 744) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L744-123(lines 736 745) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L748-5(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L854 garLoopResultBuilder]: At program point L748-6(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L748-7(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L854 garLoopResultBuilder]: At program point L748-8(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L748-9(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L748-10(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L748-12(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,120 INFO L858 garLoopResultBuilder]: For program point L748-13(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-15(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-16(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-18(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-19(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-21(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-22(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-24(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-25(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-27(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-28(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-30(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-31(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-33(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-34(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,121 INFO L858 garLoopResultBuilder]: For program point L748-36(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-37(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-39(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-40(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-42(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-44(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L854 garLoopResultBuilder]: At program point L748-45(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-46(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L854 garLoopResultBuilder]: At program point L748-47(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1))) [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-48(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L854 garLoopResultBuilder]: At program point L748-49(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1))) [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-51(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,122 INFO L858 garLoopResultBuilder]: For program point L748-53(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L854 garLoopResultBuilder]: At program point L748-54(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse5 .cse6) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse4 (<= ~count_int_int~0 1)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse2 .cse3 .cse4) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-55(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-56(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-58(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L854 garLoopResultBuilder]: At program point L748-59(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse5 .cse6) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse4 (<= ~count_int_int~0 1)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse2 .cse3 .cse4) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-63(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-65(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-66(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-69(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-72(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,123 INFO L854 garLoopResultBuilder]: At program point L748-73(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,123 INFO L858 garLoopResultBuilder]: For program point L748-75(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L748-76(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L854 garLoopResultBuilder]: At program point L748-77(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse5 .cse6) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse4 (<= ~count_int_int~0 1)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse2 .cse3 .cse4) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L748-80(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L748-81(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L748-82(line 748) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L854 garLoopResultBuilder]: At program point L748-83(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1))) [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L748-84(lines 746 754) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L756(line 756) no Hoare annotation was computed. [2021-12-06 18:25:30,124 INFO L858 garLoopResultBuilder]: For program point L756-2(line 756) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L756-5(lines 756 763) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L756-6(line 756) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L756-8(line 756) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L861 garLoopResultBuilder]: At program point L756-9(lines 756 763) the Hoare annotation is: true [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L756-10(lines 756 763) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-1(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-3(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-5(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-7(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-8(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-11(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L861 garLoopResultBuilder]: At program point L760-12(line 760) the Hoare annotation is: true [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-13(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-14(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,125 INFO L858 garLoopResultBuilder]: For program point L760-17(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-18(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-20(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-22(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-23(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-25(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-26(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-28(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-29(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-30(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L760-31(line 760) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L761(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L861 garLoopResultBuilder]: At program point L760-32(line 760) the Hoare annotation is: true [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L761-2(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L761-4(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L761-6(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,126 INFO L858 garLoopResultBuilder]: For program point L761-7(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-10(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L861 garLoopResultBuilder]: At program point L761-11(line 761) the Hoare annotation is: true [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-12(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-13(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-16(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-17(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-19(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-21(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L761-22(line 761) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 701 705) the Hoare annotation is: true [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2021-12-06 18:25:30,127 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2021-12-06 18:25:30,130 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:25:30,131 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 18:25:30,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 06:25:30 BoogieIcfgContainer [2021-12-06 18:25:30,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 18:25:30,165 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:25:30,165 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:25:30,165 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:25:30,166 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:23:01" (3/4) ... [2021-12-06 18:25:30,168 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 18:25:30,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-12-06 18:25:30,174 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-06 18:25:30,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-12-06 18:25:30,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-12-06 18:25:30,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 18:25:30,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 18:25:30,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 18:25:30,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:25:30,271 INFO L158 Benchmark]: Toolchain (without parser) took 151083.38ms. Allocated memory was 117.4MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 70.2MB in the beginning and 422.1MB in the end (delta: -351.9MB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-12-06 18:25:30,271 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:25:30,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.86ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 60.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:25:30,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.91ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 50.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 18:25:30,272 INFO L158 Benchmark]: Boogie Preprocessor took 128.73ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 50.2MB in the beginning and 123.6MB in the end (delta: -73.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-12-06 18:25:30,272 INFO L158 Benchmark]: RCFGBuilder took 1242.48ms. Allocated memory is still 159.4MB. Free memory was 123.6MB in the beginning and 79.6MB in the end (delta: 44.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-12-06 18:25:30,272 INFO L158 Benchmark]: TraceAbstraction took 148954.11ms. Allocated memory was 159.4MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 79.5MB in the beginning and 439.9MB in the end (delta: -360.4MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-12-06 18:25:30,273 INFO L158 Benchmark]: Witness Printer took 105.76ms. Allocated memory is still 2.5GB. Free memory was 439.9MB in the beginning and 422.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-06 18:25:30,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.86ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 60.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.91ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 50.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.73ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 50.2MB in the beginning and 123.6MB in the end (delta: -73.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1242.48ms. Allocated memory is still 159.4MB. Free memory was 123.6MB in the beginning and 79.6MB in the end (delta: 44.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * TraceAbstraction took 148954.11ms. Allocated memory was 159.4MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 79.5MB in the beginning and 439.9MB in the end (delta: -360.4MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Witness Printer took 105.76ms. Allocated memory is still 2.5GB. Free memory was 439.9MB in the beginning and 422.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 323 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 148.9s, OverallIterations: 26, TraceHistogramMax: 24, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 57.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15727 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15364 mSDsluCounter, 34339 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24608 mSDsCounter, 1008 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2425 IncrementalHoareTripleChecker+Invalid, 3433 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1008 mSolverCounterUnsat, 9731 mSDtfsCounter, 2425 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15856 GetRequests, 15650 SyntacticMatches, 1 SemanticMatches, 205 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2761occurred in iteration=25, InterpolantAutomatonStates: 209, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 26 MinimizatonAttempts, 2434 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 611 PreInvPairs, 1411 NumberOfFragments, 4677 HoareAnnotationTreeSize, 611 FomulaSimplifications, 481357 FormulaSimplificationTreeSizeReduction, 54.8s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1011798 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 6.5s SsaConstructionTime, 16.8s SatisfiabilityAnalysisTime, 15.4s InterpolantComputationTime, 11196 NumberOfCodeBlocks, 7983 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 15783 ConstructedInterpolants, 0 QuantifiedInterpolants, 37843 SizeOfPredicates, 39 NumberOfNonLiveVariables, 152307 ConjunctsInSsa, 155 ConjunctsInUnsatCore, 34 InterpolantComputations, 18 PerfectInterpolantSequences, 45779/52546 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 4 && 0 <= count_int_int) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) || (((0 <= count_int_int && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || (((0 <= count_int_int && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || (((0 <= count_int_int && count_int_int <= 3) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || (((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((((0 <= count_int_int && 1 <= i) && users == 0) && users == 0) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((((0 <= count_int_int && 10 <= i) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && count_int_int <= 2147483642) || ((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646)) || ((((count_int_int <= 4 && 0 <= count_int_int) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && 8 <= i)) || ((((0 <= count_int_int && count_int_int <= 3) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && 6 <= i)) || ((((0 <= count_int_int && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && count_int_int <= 2) && 4 <= i)) || ((((0 <= count_int_int && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && 2 <= i) && count_int_int <= 1) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && i <= 2147483645) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) || ((((((0 <= count_int_int && i == 0) && users == 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || ((((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) || (((((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || ((((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (((((((((count_int_int <= 4 && 0 <= count_int_int) && aux-count_int_int++-aux <= 3) && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i) || ((((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && aux-count_int_int++-aux <= 4) && count_int_int <= 2147483642) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || (((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) && aux-count_int_int++-aux <= 0)) || ((((((aux-count_int_int++-aux <= 2 && 0 <= count_int_int) && count_int_int <= 3) && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 4 <= i)) || ((((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && 2 <= i) && aux-count_int_int++-aux <= 1) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) || ((((((0 <= count_int_int && tmp == 0) && i <= 0) && count_int_int <= 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10)))) || ((((((count_int_int <= 4 && 0 <= count_int_int) && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || ((((((0 <= count_int_int && tmp == 0) && count_int_int <= 3) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i) - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 4 && 0 <= count_int_int) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) || (((0 <= count_int_int && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || (((0 <= count_int_int && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || (((0 <= count_int_int && count_int_int <= 3) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || (((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 4 && 0 <= count_int_int) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) || (((0 <= count_int_int && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || (((0 <= count_int_int && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || (((0 <= count_int_int && count_int_int <= 3) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || (((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) || ((((((0 <= count_int_int && tmp == 0) && i <= 0) && count_int_int <= 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10)))) || ((((((count_int_int <= 4 && 0 <= count_int_int) && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || ((((((0 <= count_int_int && tmp == 0) && count_int_int <= 3) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i) - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) || ((((((0 <= count_int_int && tmp == 0) && i <= 0) && count_int_int <= 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10)))) || ((((((count_int_int <= 4 && 0 <= count_int_int) && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || ((((((0 <= count_int_int && tmp == 0) && count_int_int <= 3) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) RESULT: Ultimate proved your program to be correct! [2021-12-06 18:25:30,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c190b600-0276-4401-bcda-5763e739a82f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE