./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2fe44717dc1193158dd3481b98d1c0bdf23f3d1de9e17998f74fa47472f2e7ab --- 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-2329fc7 [2022-12-13 21:57:16,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:57:16,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:57:16,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:57:16,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:57:16,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:57:16,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:57:16,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:57:16,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:57:16,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:57:16,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:57:16,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:57:16,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:57:16,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:57:16,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:57:16,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:57:16,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:57:16,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:57:16,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:57:16,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:57:16,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:57:16,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:57:16,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:57:16,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:57:16,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:57:16,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:57:16,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:57:16,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:57:16,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:57:16,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:57:16,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:57:16,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:57:16,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:57:16,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:57:16,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:57:16,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:57:16,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:57:16,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:57:16,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:57:16,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:57:16,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:57:16,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 21:57:16,813 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:57:16,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:57:16,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:57:16,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:57:16,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:57:16,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:57:16,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:57:16,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:57:16,815 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:57:16,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:57:16,815 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:57:16,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:57:16,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:57:16,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:57:16,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:57:16,817 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:57:16,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:57:16,818 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:57:16,818 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe44717dc1193158dd3481b98d1c0bdf23f3d1de9e17998f74fa47472f2e7ab [2022-12-13 21:57:16,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:57:16,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:57:16,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:57:16,992 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:57:16,992 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:57:16,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_good.i [2022-12-13 21:57:19,595 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:57:19,866 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:57:19,866 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_good.i [2022-12-13 21:57:19,880 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/data/023f800bf/d61bb2b0eccb4e13b9836dd362dfa076/FLAG0ead9908e [2022-12-13 21:57:20,154 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/data/023f800bf/d61bb2b0eccb4e13b9836dd362dfa076 [2022-12-13 21:57:20,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:57:20,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:57:20,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:57:20,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:57:20,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:57:20,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:57:20" (1/1) ... [2022-12-13 21:57:20,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a55ed19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:20, skipping insertion in model container [2022-12-13 21:57:20,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:57:20" (1/1) ... [2022-12-13 21:57:20,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:57:20,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:57:20,502 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:57:20,885 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:57:20,889 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:57:20,891 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:57:20,893 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:57:20,894 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:57:20,911 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:57:20,918 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:57:20,926 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:57:20,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:57:20,936 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:57:20,952 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:57:20,998 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:57:21,000 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:57:21,001 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:57:21,003 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:57:21,004 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:57:21,008 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:57:21,011 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:57:21,015 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:57:21,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:57:21,150 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:57:21,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21 WrapperNode [2022-12-13 21:57:21,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:57:21,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:57:21,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:57:21,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:57:21,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,199 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 120 [2022-12-13 21:57:21,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:57:21,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:57:21,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:57:21,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:57:21,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,222 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:57:21,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:57:21,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:57:21,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:57:21,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (1/1) ... [2022-12-13 21:57:21,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:57:21,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:57:21,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:57:21,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:57:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 21:57:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 21:57:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-13 21:57:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 21:57:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 21:57:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:57:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 21:57:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:57:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:57:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:57:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:57:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 21:57:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:57:21,395 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:57:21,397 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:57:21,569 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:57:21,576 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:57:21,576 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:57:21,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:57:21 BoogieIcfgContainer [2022-12-13 21:57:21,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:57:21,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:57:21,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:57:21,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:57:21,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:57:20" (1/3) ... [2022-12-13 21:57:21,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24b630d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:57:21, skipping insertion in model container [2022-12-13 21:57:21,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:57:21" (2/3) ... [2022-12-13 21:57:21,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24b630d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:57:21, skipping insertion in model container [2022-12-13 21:57:21,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:57:21" (3/3) ... [2022-12-13 21:57:21,586 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_preinc_07_good.i [2022-12-13 21:57:21,605 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:57:21,605 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-13 21:57:21,657 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:57:21,664 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;@5536a9f2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:57:21,664 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-13 21:57:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 38 states have (on average 1.5526315789473684) internal successors, (59), 55 states have internal predecessors, (59), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 9 states have call predecessors, (12), 12 states have call successors, (12) [2022-12-13 21:57:21,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 21:57:21,675 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:21,676 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:21,676 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:21,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:21,681 INFO L85 PathProgramCache]: Analyzing trace with hash -3411870, now seen corresponding path program 1 times [2022-12-13 21:57:21,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:21,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481677434] [2022-12-13 21:57:21,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:21,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:21,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:57:21,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:21,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481677434] [2022-12-13 21:57:21,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481677434] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:21,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:21,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:57:21,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410481683] [2022-12-13 21:57:21,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:21,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:21,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:21,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:21,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:21,897 INFO L87 Difference]: Start difference. First operand has 61 states, 38 states have (on average 1.5526315789473684) internal successors, (59), 55 states have internal predecessors, (59), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 9 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:57:21,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:21,935 INFO L93 Difference]: Finished difference Result 112 states and 150 transitions. [2022-12-13 21:57:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:21,937 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-13 21:57:21,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:21,943 INFO L225 Difference]: With dead ends: 112 [2022-12-13 21:57:21,943 INFO L226 Difference]: Without dead ends: 51 [2022-12-13 21:57:21,945 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 [2022-12-13 21:57:21,947 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 67 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:21,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 63 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:21,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-13 21:57:21,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-12-13 21:57:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 44 states have internal predecessors, (45), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 21:57:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 61 transitions. [2022-12-13 21:57:21,975 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 61 transitions. Word has length 12 [2022-12-13 21:57:21,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:21,976 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 61 transitions. [2022-12-13 21:57:21,976 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:57:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-12-13 21:57:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 21:57:21,977 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:21,977 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:21,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 21:57:21,978 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:21,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:21,978 INFO L85 PathProgramCache]: Analyzing trace with hash 716579271, now seen corresponding path program 1 times [2022-12-13 21:57:21,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:21,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794249242] [2022-12-13 21:57:21,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:57:22,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:22,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794249242] [2022-12-13 21:57:22,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794249242] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:22,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:22,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:57:22,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698280307] [2022-12-13 21:57:22,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:22,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:22,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:22,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:22,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,064 INFO L87 Difference]: Start difference. First operand 51 states and 61 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:57:22,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:22,080 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2022-12-13 21:57:22,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:22,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-12-13 21:57:22,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:22,082 INFO L225 Difference]: With dead ends: 51 [2022-12-13 21:57:22,082 INFO L226 Difference]: Without dead ends: 50 [2022-12-13 21:57:22,083 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 [2022-12-13 21:57:22,083 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 30 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:22,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 72 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:22,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-12-13 21:57:22,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-12-13 21:57:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 43 states have internal predecessors, (44), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 21:57:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2022-12-13 21:57:22,092 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 14 [2022-12-13 21:57:22,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:22,092 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2022-12-13 21:57:22,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:57:22,093 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-12-13 21:57:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 21:57:22,093 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:22,093 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:22,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 21:57:22,093 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:22,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:22,094 INFO L85 PathProgramCache]: Analyzing trace with hash 739120992, now seen corresponding path program 1 times [2022-12-13 21:57:22,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:22,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198351488] [2022-12-13 21:57:22,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:22,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:57:22,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:22,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198351488] [2022-12-13 21:57:22,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198351488] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:22,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:22,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:57:22,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867238731] [2022-12-13 21:57:22,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:22,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:22,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:22,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:22,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,159 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:57:22,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:22,179 INFO L93 Difference]: Finished difference Result 89 states and 105 transitions. [2022-12-13 21:57:22,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:22,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-12-13 21:57:22,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:22,180 INFO L225 Difference]: With dead ends: 89 [2022-12-13 21:57:22,180 INFO L226 Difference]: Without dead ends: 52 [2022-12-13 21:57:22,181 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 [2022-12-13 21:57:22,182 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 4 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:22,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 109 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:22,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-12-13 21:57:22,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-12-13 21:57:22,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 44 states have internal predecessors, (46), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 21:57:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 62 transitions. [2022-12-13 21:57:22,192 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 62 transitions. Word has length 15 [2022-12-13 21:57:22,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:22,192 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 62 transitions. [2022-12-13 21:57:22,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:57:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-12-13 21:57:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-13 21:57:22,193 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:22,193 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:22,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 21:57:22,193 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:22,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:22,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1029008232, now seen corresponding path program 1 times [2022-12-13 21:57:22,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:22,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863261117] [2022-12-13 21:57:22,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:22,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 21:57:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 21:57:22,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:22,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863261117] [2022-12-13 21:57:22,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863261117] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:22,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:22,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:57:22,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007876239] [2022-12-13 21:57:22,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:22,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:22,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:22,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:22,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,286 INFO L87 Difference]: Start difference. First operand 52 states and 62 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:57:22,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:22,301 INFO L93 Difference]: Finished difference Result 52 states and 62 transitions. [2022-12-13 21:57:22,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:22,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-12-13 21:57:22,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:22,302 INFO L225 Difference]: With dead ends: 52 [2022-12-13 21:57:22,303 INFO L226 Difference]: Without dead ends: 51 [2022-12-13 21:57:22,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,304 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 18 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:22,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 83 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:22,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-13 21:57:22,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-12-13 21:57:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 36 states have (on average 1.25) internal successors, (45), 43 states have internal predecessors, (45), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 21:57:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 61 transitions. [2022-12-13 21:57:22,313 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 61 transitions. Word has length 25 [2022-12-13 21:57:22,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:22,313 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 61 transitions. [2022-12-13 21:57:22,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:57:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-12-13 21:57:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-13 21:57:22,314 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:22,314 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:22,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 21:57:22,315 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:22,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:22,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1834484019, now seen corresponding path program 1 times [2022-12-13 21:57:22,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:22,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433329220] [2022-12-13 21:57:22,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:22,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 21:57:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 21:57:22,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:22,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433329220] [2022-12-13 21:57:22,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433329220] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:22,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:22,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:57:22,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126592557] [2022-12-13 21:57:22,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:22,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:22,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:22,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:22,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,377 INFO L87 Difference]: Start difference. First operand 51 states and 61 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:57:22,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:22,393 INFO L93 Difference]: Finished difference Result 77 states and 88 transitions. [2022-12-13 21:57:22,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:22,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-12-13 21:57:22,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:22,395 INFO L225 Difference]: With dead ends: 77 [2022-12-13 21:57:22,395 INFO L226 Difference]: Without dead ends: 53 [2022-12-13 21:57:22,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,396 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 4 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:22,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 105 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:22,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-12-13 21:57:22,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-12-13 21:57:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 39 states have (on average 1.205128205128205) internal successors, (47), 44 states have internal predecessors, (47), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 21:57:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2022-12-13 21:57:22,408 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 26 [2022-12-13 21:57:22,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:22,408 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2022-12-13 21:57:22,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:57:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-12-13 21:57:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 21:57:22,409 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:22,410 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:22,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 21:57:22,410 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:22,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:22,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1863024089, now seen corresponding path program 1 times [2022-12-13 21:57:22,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:22,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412283287] [2022-12-13 21:57:22,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:22,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 21:57:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 21:57:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 21:57:22,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:22,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412283287] [2022-12-13 21:57:22,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412283287] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:22,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:22,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:57:22,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275404167] [2022-12-13 21:57:22,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:22,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:22,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:22,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:22,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,489 INFO L87 Difference]: Start difference. First operand 53 states and 63 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 21:57:22,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:22,500 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions. [2022-12-13 21:57:22,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:22,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2022-12-13 21:57:22,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:22,502 INFO L225 Difference]: With dead ends: 53 [2022-12-13 21:57:22,502 INFO L226 Difference]: Without dead ends: 51 [2022-12-13 21:57:22,502 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,503 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 1 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:22,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 103 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:22,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-13 21:57:22,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-12-13 21:57:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 39 states have (on average 1.1538461538461537) internal successors, (45), 42 states have internal predecessors, (45), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 21:57:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 61 transitions. [2022-12-13 21:57:22,510 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 61 transitions. Word has length 33 [2022-12-13 21:57:22,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:22,511 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 61 transitions. [2022-12-13 21:57:22,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 21:57:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-12-13 21:57:22,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-13 21:57:22,512 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:57:22,512 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:22,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 21:57:22,513 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 21:57:22,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:57:22,513 INFO L85 PathProgramCache]: Analyzing trace with hash -284591334, now seen corresponding path program 1 times [2022-12-13 21:57:22,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:57:22,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902977880] [2022-12-13 21:57:22,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:57:22,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:57:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:57:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 21:57:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 21:57:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:57:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 21:57:22,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:57:22,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902977880] [2022-12-13 21:57:22,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902977880] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:22,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:22,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:57:22,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258875708] [2022-12-13 21:57:22,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:22,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:57:22,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:57:22,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:57:22,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,593 INFO L87 Difference]: Start difference. First operand 51 states and 61 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:57:22,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:22,601 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2022-12-13 21:57:22,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:57:22,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2022-12-13 21:57:22,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:22,602 INFO L225 Difference]: With dead ends: 51 [2022-12-13 21:57:22,602 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 21:57:22,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:57:22,603 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 1 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:22,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 101 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:57:22,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 21:57:22,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 21:57:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:57:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 21:57:22,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-12-13 21:57:22,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:22,605 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:57:22,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:57:22,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 21:57:22,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 21:57:22,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-13 21:57:22,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-13 21:57:22,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-13 21:57:22,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-13 21:57:22,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-13 21:57:22,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-13 21:57:22,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-13 21:57:22,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-13 21:57:22,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 21:57:22,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 21:57:22,662 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 21:57:22,663 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 21:57:22,663 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 21:57:22,663 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 21:57:22,663 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 21:57:22,663 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 21:57:22,663 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 21:57:22,663 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2022-12-13 21:57:22,663 INFO L895 garLoopResultBuilder]: At program point L1563(line 1563) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G1_~data~0#1| 2147483646) (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648))) [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point L1563-1(lines 1557 1564) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point L1621(lines 1621 1628) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point L1621-1(lines 1618 1637) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L895 garLoopResultBuilder]: At program point L1613(line 1613) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648))) [2022-12-13 21:57:22,664 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1662 1669) the Hoare annotation is: (= ~staticFive~0 5) [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1649) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1654) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1614) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1575) no Hoare annotation was computed. [2022-12-13 21:57:22,664 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1661) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1602) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1589-2(lines 1586 1616) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L895 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648))) [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1581-1(lines 1549 1584) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1582) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1575) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L895 garLoopResultBuilder]: At program point L1623(line 1623) the Hoare annotation is: false [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1564) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1607(line 1607) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1607-1(line 1607) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L895 garLoopResultBuilder]: At program point L1665(line 1665) the Hoare annotation is: (= ~staticFive~0 5) [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1665-1(line 1665) no Hoare annotation was computed. [2022-12-13 21:57:22,665 INFO L899 garLoopResultBuilder]: For program point L1632(line 1632) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L895 garLoopResultBuilder]: At program point L1599(line 1599) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483646) (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648))) [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1632-1(line 1632) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1599-1(lines 1593 1600) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1649(line 1649) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1649-1(line 1649) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1575(line 1575) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1575-1(line 1575) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1617(lines 1617 1637) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1642(lines 1642 1645) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L895 garLoopResultBuilder]: At program point L1609(line 1609) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648))) [2022-12-13 21:57:22,666 INFO L899 garLoopResultBuilder]: For program point L1642-2(lines 1639 1654) no Hoare annotation was computed. [2022-12-13 21:57:22,666 INFO L895 garLoopResultBuilder]: At program point L1667(line 1667) the Hoare annotation is: (= ~staticFive~0 5) [2022-12-13 21:57:22,667 INFO L895 garLoopResultBuilder]: At program point L1634(line 1634) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648))) [2022-12-13 21:57:22,667 INFO L899 garLoopResultBuilder]: For program point L1667-1(line 1667) no Hoare annotation was computed. [2022-12-13 21:57:22,667 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 21:57:22,667 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1632) no Hoare annotation was computed. [2022-12-13 21:57:22,667 INFO L899 garLoopResultBuilder]: For program point L1593(lines 1593 1600) no Hoare annotation was computed. [2022-12-13 21:57:22,667 INFO L895 garLoopResultBuilder]: At program point L1651(line 1651) the Hoare annotation is: (= ~staticFive~0 5) [2022-12-13 21:57:22,667 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1616) no Hoare annotation was computed. [2022-12-13 21:57:22,667 INFO L895 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648))) [2022-12-13 21:57:22,668 INFO L895 garLoopResultBuilder]: At program point L1569(line 1569) the Hoare annotation is: false [2022-12-13 21:57:22,668 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 21:57:22,668 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1632) no Hoare annotation was computed. [2022-12-13 21:57:22,668 INFO L899 garLoopResultBuilder]: For program point L1553(lines 1553 1566) no Hoare annotation was computed. [2022-12-13 21:57:22,668 INFO L899 garLoopResultBuilder]: For program point L1553-2(lines 1550 1584) no Hoare annotation was computed. [2022-12-13 21:57:22,668 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2022-12-13 21:57:22,668 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1649) no Hoare annotation was computed. [2022-12-13 21:57:22,671 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:57:22,673 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 21:57:22,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:57:22 BoogieIcfgContainer [2022-12-13 21:57:22,683 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:57:22,684 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:57:22,684 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:57:22,684 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:57:22,685 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:57:21" (3/4) ... [2022-12-13 21:57:22,688 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 21:57:22,693 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 21:57:22,694 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 21:57:22,699 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-13 21:57:22,699 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 21:57:22,700 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 21:57:22,700 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 21:57:22,700 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 21:57:22,738 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 21:57:22,739 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:57:22,739 INFO L158 Benchmark]: Toolchain (without parser) took 2581.00ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 92.1MB in the beginning and 78.0MB in the end (delta: 14.1MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2022-12-13 21:57:22,739 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:57:22,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 991.60ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 91.7MB in the beginning and 98.1MB in the end (delta: -6.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2022-12-13 21:57:22,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.41ms. Allocated memory is still 161.5MB. Free memory was 98.1MB in the beginning and 94.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:57:22,740 INFO L158 Benchmark]: Boogie Preprocessor took 26.18ms. Allocated memory is still 161.5MB. Free memory was 94.8MB in the beginning and 93.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:57:22,741 INFO L158 Benchmark]: RCFGBuilder took 351.96ms. Allocated memory is still 161.5MB. Free memory was 93.1MB in the beginning and 76.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 21:57:22,741 INFO L158 Benchmark]: TraceAbstraction took 1102.94ms. Allocated memory is still 161.5MB. Free memory was 76.0MB in the beginning and 82.2MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:57:22,741 INFO L158 Benchmark]: Witness Printer took 54.71ms. Allocated memory is still 161.5MB. Free memory was 82.2MB in the beginning and 78.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 21:57:22,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 991.60ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 91.7MB in the beginning and 98.1MB in the end (delta: -6.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.41ms. Allocated memory is still 161.5MB. Free memory was 98.1MB in the beginning and 94.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.18ms. Allocated memory is still 161.5MB. Free memory was 94.8MB in the beginning and 93.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 351.96ms. Allocated memory is still 161.5MB. Free memory was 93.1MB in the beginning and 76.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1102.94ms. Allocated memory is still 161.5MB. Free memory was 76.0MB in the beginning and 82.2MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 54.71ms. Allocated memory is still 161.5MB. Free memory was 82.2MB in the beginning and 78.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 61 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 138 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 125 mSDsluCounter, 636 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 244 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 392 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 40 PreInvPairs, 49 NumberOfFragments, 105 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 160 ConstructedInterpolants, 0 QuantifiedInterpolants, 216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 32/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: staticFive == 5 RESULT: Ultimate proved your program to be correct! [2022-12-13 21:57:22,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34893f84-a57e-4f9b-baf6-c6610a3e6551/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE