./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ad780effdbe313ff13ad5bc7233d50356fbf06f53a57c18cd85a4aa46126eb2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:21:49,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:21:49,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:21:49,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:21:49,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:21:49,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:21:49,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:21:49,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:21:49,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:21:49,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:21:49,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:21:49,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:21:49,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:21:49,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:21:49,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:21:49,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:21:49,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:21:49,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:21:49,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:21:49,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:21:49,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:21:49,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:21:49,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:21:49,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:21:49,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:21:49,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:21:49,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:21:49,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:21:49,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:21:49,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:21:49,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:21:49,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:21:49,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:21:49,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:21:49,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:21:49,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:21:49,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:21:49,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:21:49,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:21:49,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:21:49,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:21:49,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:21:49,395 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:21:49,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:21:49,397 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:21:49,397 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:21:49,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:21:49,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:21:49,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:21:49,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:21:49,400 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:21:49,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:21:49,402 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:21:49,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:21:49,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:21:49,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:21:49,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:21:49,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:21:49,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:21:49,403 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:21:49,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:21:49,404 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:21:49,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:21:49,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:21:49,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:21:49,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:21:49,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:21:49,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:21:49,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:21:49,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:21:49,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:21:49,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:21:49,408 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:21:49,408 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:21:49,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:21:49,409 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_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad780effdbe313ff13ad5bc7233d50356fbf06f53a57c18cd85a4aa46126eb2 [2022-11-16 12:21:49,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:21:49,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:21:49,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:21:49,815 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:21:49,816 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:21:49,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/loops-crafted-1/nested5-2.c [2022-11-16 12:21:49,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/data/793a96cc0/40bf1267a40c4a288630166a8e4bc6c0/FLAG6460029bf [2022-11-16 12:21:50,475 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:21:50,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/sv-benchmarks/c/loops-crafted-1/nested5-2.c [2022-11-16 12:21:50,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/data/793a96cc0/40bf1267a40c4a288630166a8e4bc6c0/FLAG6460029bf [2022-11-16 12:21:50,839 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/data/793a96cc0/40bf1267a40c4a288630166a8e4bc6c0 [2022-11-16 12:21:50,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:21:50,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:21:50,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:21:50,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:21:50,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:21:50,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:21:50" (1/1) ... [2022-11-16 12:21:50,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793396c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:50, skipping insertion in model container [2022-11-16 12:21:50,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:21:50" (1/1) ... [2022-11-16 12:21:50,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:21:50,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:21:51,073 WARN L229 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_3b2eb3b8-7437-4bc5-bc73-827b725624f9/sv-benchmarks/c/loops-crafted-1/nested5-2.c[321,334] [2022-11-16 12:21:51,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:21:51,108 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:21:51,123 WARN L229 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_3b2eb3b8-7437-4bc5-bc73-827b725624f9/sv-benchmarks/c/loops-crafted-1/nested5-2.c[321,334] [2022-11-16 12:21:51,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:21:51,161 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:21:51,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51 WrapperNode [2022-11-16 12:21:51,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:21:51,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:21:51,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:21:51,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:21:51,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,213 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2022-11-16 12:21:51,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:21:51,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:21:51,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:21:51,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:21:51,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:21:51,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:21:51,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:21:51,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:21:51,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (1/1) ... [2022-11-16 12:21:51,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:21:51,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:21:51,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:21:51,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:21:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:21:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:21:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:21:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:21:51,429 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:21:51,432 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:21:51,584 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:21:51,591 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:21:51,592 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-16 12:21:51,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:21:51 BoogieIcfgContainer [2022-11-16 12:21:51,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:21:51,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:21:51,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:21:51,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:21:51,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:21:50" (1/3) ... [2022-11-16 12:21:51,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e0730b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:21:51, skipping insertion in model container [2022-11-16 12:21:51,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:21:51" (2/3) ... [2022-11-16 12:21:51,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e0730b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:21:51, skipping insertion in model container [2022-11-16 12:21:51,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:21:51" (3/3) ... [2022-11-16 12:21:51,610 INFO L112 eAbstractionObserver]: Analyzing ICFG nested5-2.c [2022-11-16 12:21:51,644 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:21:51,644 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:21:51,726 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:21:51,746 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2d076dc1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:21:51,751 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:21:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 19 states have (on average 1.631578947368421) internal successors, (31), 20 states have internal predecessors, (31), 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) [2022-11-16 12:21:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-16 12:21:51,762 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:51,762 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:51,763 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:51,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:51,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1296464707, now seen corresponding path program 1 times [2022-11-16 12:21:51,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:21:51,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223678259] [2022-11-16 12:21:51,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:51,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:21:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:52,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:21:52,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223678259] [2022-11-16 12:21:52,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223678259] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:21:52,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:21:52,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:21:52,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246708236] [2022-11-16 12:21:52,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:21:52,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:21:52,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:21:52,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:21:52,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:52,241 INFO L87 Difference]: Start difference. First operand has 21 states, 19 states have (on average 1.631578947368421) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-11-16 12:21:52,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:21:52,308 INFO L93 Difference]: Finished difference Result 53 states and 82 transitions. [2022-11-16 12:21:52,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:21:52,324 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2022-11-16 12:21:52,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:21:52,333 INFO L225 Difference]: With dead ends: 53 [2022-11-16 12:21:52,334 INFO L226 Difference]: Without dead ends: 26 [2022-11-16 12:21:52,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:52,358 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 14 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 42 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 [2022-11-16 12:21:52,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 42 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:21:52,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-16 12:21:52,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 18. [2022-11-16 12:21:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 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) [2022-11-16 12:21:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2022-11-16 12:21:52,405 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 10 [2022-11-16 12:21:52,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:21:52,406 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2022-11-16 12:21:52,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-11-16 12:21:52,407 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-16 12:21:52,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 12:21:52,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:52,409 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:52,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:21:52,410 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:52,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:52,411 INFO L85 PathProgramCache]: Analyzing trace with hash -308834241, now seen corresponding path program 1 times [2022-11-16 12:21:52,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:21:52,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970334995] [2022-11-16 12:21:52,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:52,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:21:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:52,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:21:52,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970334995] [2022-11-16 12:21:52,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970334995] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:21:52,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1929431542] [2022-11-16 12:21:52,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:52,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:21:52,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:21:52,721 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:21:52,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 12:21:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:52,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:21:52,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:21:52,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:52,911 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:21:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:52,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1929431542] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:21:52,955 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:21:52,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-16 12:21:52,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371760756] [2022-11-16 12:21:52,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:21:52,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:21:52,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:21:52,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:21:52,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:21:52,960 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 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) [2022-11-16 12:21:53,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:21:53,037 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2022-11-16 12:21:53,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:21:53,038 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-16 12:21:53,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:21:53,039 INFO L225 Difference]: With dead ends: 47 [2022-11-16 12:21:53,039 INFO L226 Difference]: Without dead ends: 31 [2022-11-16 12:21:53,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=30, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:21:53,042 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 43 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:21:53,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 58 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:21:53,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-16 12:21:53,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 24. [2022-11-16 12:21:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 23 states have internal predecessors, (28), 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) [2022-11-16 12:21:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2022-11-16 12:21:53,051 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 12 [2022-11-16 12:21:53,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:21:53,051 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2022-11-16 12:21:53,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 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) [2022-11-16 12:21:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-16 12:21:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 12:21:53,053 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:53,053 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:53,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:21:53,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:21:53,261 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:53,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:53,262 INFO L85 PathProgramCache]: Analyzing trace with hash 83697605, now seen corresponding path program 2 times [2022-11-16 12:21:53,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:21:53,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647788538] [2022-11-16 12:21:53,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:53,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:21:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:53,593 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:53,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:21:53,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647788538] [2022-11-16 12:21:53,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647788538] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:21:53,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674502031] [2022-11-16 12:21:53,601 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 12:21:53,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:21:53,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:21:53,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:21:53,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 12:21:53,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 12:21:53,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:21:53,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-16 12:21:53,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:21:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:53,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:21:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:53,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674502031] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:21:53,914 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:21:53,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-11-16 12:21:53,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726256700] [2022-11-16 12:21:53,915 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:21:53,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-16 12:21:53,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:21:53,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-16 12:21:53,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2022-11-16 12:21:53,918 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand has 13 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 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) [2022-11-16 12:21:54,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:21:54,405 INFO L93 Difference]: Finished difference Result 65 states and 82 transitions. [2022-11-16 12:21:54,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-16 12:21:54,408 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 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 18 [2022-11-16 12:21:54,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:21:54,409 INFO L225 Difference]: With dead ends: 65 [2022-11-16 12:21:54,409 INFO L226 Difference]: Without dead ends: 43 [2022-11-16 12:21:54,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=110, Invalid=162, Unknown=0, NotChecked=0, Total=272 [2022-11-16 12:21:54,411 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 29 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:21:54,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 145 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:21:54,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-11-16 12:21:54,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 36. [2022-11-16 12:21:54,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 35 states have internal predecessors, (40), 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) [2022-11-16 12:21:54,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2022-11-16 12:21:54,424 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 18 [2022-11-16 12:21:54,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:21:54,425 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions. [2022-11-16 12:21:54,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 13 states have internal predecessors, (30), 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) [2022-11-16 12:21:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-16 12:21:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 12:21:54,430 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:54,430 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:54,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:21:54,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:21:54,639 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:54,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:54,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1185224367, now seen corresponding path program 3 times [2022-11-16 12:21:54,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:21:54,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267264189] [2022-11-16 12:21:54,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:54,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:21:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:55,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:21:55,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267264189] [2022-11-16 12:21:55,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267264189] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:21:55,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [935523244] [2022-11-16 12:21:55,146 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 12:21:55,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:21:55,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:21:55,150 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:21:55,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 12:21:55,288 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2022-11-16 12:21:55,288 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:21:55,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-16 12:21:55,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:21:55,465 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:55,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:21:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:21:55,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [935523244] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:21:55,934 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:21:55,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2022-11-16 12:21:55,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483190797] [2022-11-16 12:21:55,935 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:21:55,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-16 12:21:55,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:21:55,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-16 12:21:55,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=410, Unknown=0, NotChecked=0, Total=600 [2022-11-16 12:21:55,938 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand has 25 states, 25 states have (on average 2.16) internal successors, (54), 25 states have internal predecessors, (54), 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) [2022-11-16 12:22:05,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:22:05,602 INFO L93 Difference]: Finished difference Result 101 states and 124 transitions. [2022-11-16 12:22:05,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-16 12:22:05,603 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 2.16) internal successors, (54), 25 states have internal predecessors, (54), 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 30 [2022-11-16 12:22:05,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:22:05,604 INFO L225 Difference]: With dead ends: 101 [2022-11-16 12:22:05,605 INFO L226 Difference]: Without dead ends: 67 [2022-11-16 12:22:05,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=440, Invalid=750, Unknown=0, NotChecked=0, Total=1190 [2022-11-16 12:22:05,607 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 50 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:22:05,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 298 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:22:05,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-11-16 12:22:05,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 60. [2022-11-16 12:22:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.0847457627118644) internal successors, (64), 59 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:05,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2022-11-16 12:22:05,624 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 30 [2022-11-16 12:22:05,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:22:05,625 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2022-11-16 12:22:05,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.16) internal successors, (54), 25 states have internal predecessors, (54), 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) [2022-11-16 12:22:05,626 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2022-11-16 12:22:05,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-16 12:22:05,627 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:22:05,628 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:22:05,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:22:05,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:22:05,835 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:22:05,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:22:05,836 INFO L85 PathProgramCache]: Analyzing trace with hash -29907351, now seen corresponding path program 4 times [2022-11-16 12:22:05,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:22:05,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471168181] [2022-11-16 12:22:05,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:22:05,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:22:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:22:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:06,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:22:06,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471168181] [2022-11-16 12:22:06,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471168181] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:22:06,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294960731] [2022-11-16 12:22:06,828 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-16 12:22:06,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:22:06,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:22:06,830 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:22:06,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 12:22:06,952 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-16 12:22:06,952 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:22:06,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 12:22:06,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:22:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:07,338 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:22:09,237 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:22:09,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294960731] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:22:09,238 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:22:09,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 49 [2022-11-16 12:22:09,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823489958] [2022-11-16 12:22:09,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:22:09,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-11-16 12:22:09,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:22:09,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-11-16 12:22:09,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=670, Invalid=1682, Unknown=0, NotChecked=0, Total=2352 [2022-11-16 12:22:09,242 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand has 49 states, 49 states have (on average 2.0816326530612246) internal successors, (102), 49 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:22:33,140 WARN L233 SmtUtils]: Spent 6.93s on a formula simplification. DAG size of input: 90 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:25:07,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:25:07,234 INFO L93 Difference]: Finished difference Result 173 states and 208 transitions. [2022-11-16 12:25:07,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-16 12:25:07,235 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 2.0816326530612246) internal successors, (102), 49 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-11-16 12:25:07,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:25:07,236 INFO L225 Difference]: With dead ends: 173 [2022-11-16 12:25:07,236 INFO L226 Difference]: Without dead ends: 115 [2022-11-16 12:25:07,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 179.1s TimeCoverageRelationStatistics Valid=1746, Invalid=3221, Unknown=3, NotChecked=0, Total=4970 [2022-11-16 12:25:07,239 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 140 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 562 SdHoareTripleChecker+Invalid, 1297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:25:07,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 562 Invalid, 1297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-16 12:25:07,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-11-16 12:25:07,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 108. [2022-11-16 12:25:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.0467289719626167) internal successors, (112), 107 states have internal predecessors, (112), 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) [2022-11-16 12:25:07,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 112 transitions. [2022-11-16 12:25:07,255 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 112 transitions. Word has length 54 [2022-11-16 12:25:07,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:25:07,256 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 112 transitions. [2022-11-16 12:25:07,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.0816326530612246) internal successors, (102), 49 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:25:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2022-11-16 12:25:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-16 12:25:07,259 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:25:07,259 INFO L195 NwaCegarLoop]: trace histogram [46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:25:07,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:25:07,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:25:07,466 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:25:07,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:25:07,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1528182631, now seen corresponding path program 5 times [2022-11-16 12:25:07,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:25:07,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967182713] [2022-11-16 12:25:07,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:25:07,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:25:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:25:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:25:09,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:25:09,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967182713] [2022-11-16 12:25:09,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967182713] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:25:09,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077720398] [2022-11-16 12:25:09,990 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-16 12:25:09,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:25:09,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:25:09,991 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:25:10,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2eb3b8-7437-4bc5-bc73-827b725624f9/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-16 12:27:36,652 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2022-11-16 12:27:36,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:27:36,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 95 conjunts are in the unsatisfiable core [2022-11-16 12:27:36,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:27:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:27:37,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:27:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:27:42,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077720398] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:27:42,807 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:27:42,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49, 49] total 97 [2022-11-16 12:27:42,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189710524] [2022-11-16 12:27:42,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:27:42,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2022-11-16 12:27:42,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:27:42,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2022-11-16 12:27:42,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2494, Invalid=6818, Unknown=0, NotChecked=0, Total=9312 [2022-11-16 12:27:42,815 INFO L87 Difference]: Start difference. First operand 108 states and 112 transitions. Second operand has 97 states, 97 states have (on average 2.0412371134020617) internal successors, (198), 97 states have internal predecessors, (198), 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) [2022-11-16 12:27:47,162 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ 45 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 43 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~v~0#1| 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:27:49,178 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ 45 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 43 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:27:51,191 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ 45 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 43 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~v~0#1| 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:27:53,216 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ 45 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 43 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:27:55,230 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 43 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~v~0#1| 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:28:59,587 WARN L233 SmtUtils]: Spent 21.93s on a formula simplification. DAG size of input: 180 DAG size of output: 12 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:30:10,035 WARN L233 SmtUtils]: Spent 22.14s on a formula simplification. DAG size of input: 178 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:30:12,073 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~v~0#1| 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:30:14,093 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 41 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:31:17,893 WARN L233 SmtUtils]: Spent 17.77s on a formula simplification. DAG size of input: 170 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:31:19,923 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~v~0#1| 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:32:30,554 WARN L233 SmtUtils]: Spent 22.09s on a formula simplification. DAG size of input: 164 DAG size of output: 12 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:32:32,578 WARN L833 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 11) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 12 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 4) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 3 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 38 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 26) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 19 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 23 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 9 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 10) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~v~0#1| 4294967296) 268435455) (< (mod (+ 7 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 37) 4294967296) 268435455) (< (mod (+ 39 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 29 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 33 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 17) 4294967296) 268435455) (< (mod (+ 35 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 13) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 25) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 18 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 15 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 27) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 1) 4294967296) 268435455) (< (mod (+ 21 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 24) 4294967296) 268435455) (< (mod (+ 5 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 36 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 20 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 8 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~v~0#1| 28) 4294967296) 268435455) (< (mod (+ 34 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 31 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~v~0#1|) 4294967296) 268435455)) is different from false [2022-11-16 12:33:32,037 WARN L233 SmtUtils]: Spent 5.57s on a formula simplification. DAG size of input: 160 DAG size of output: 12 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:34:36,777 WARN L233 SmtUtils]: Spent 8.34s on a formula simplification. DAG size of input: 158 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:35:53,055 WARN L233 SmtUtils]: Spent 15.84s on a formula simplification. DAG size of input: 154 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 12:37:05,523 WARN L233 SmtUtils]: Spent 11.92s on a formula simplification. DAG size of input: 150 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)