./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS --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 2ceeb3466c1ae40409eedfd3ef62a46407c8920ac2e2452f1dab8f787d8dec57 --- 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-4e7fbc6 [2022-11-23 03:23:20,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:23:20,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:23:20,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:23:20,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:23:20,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:23:20,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:23:20,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:23:20,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:23:20,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:23:20,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:23:20,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:23:20,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:23:20,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:23:20,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:23:20,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:23:20,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:23:20,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:23:20,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:23:20,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:23:20,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:23:20,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:23:20,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:23:20,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:23:20,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:23:20,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:23:20,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:23:20,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:23:20,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:23:20,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:23:20,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:23:20,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:23:20,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:23:20,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:23:20,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:23:20,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:23:20,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:23:20,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:23:20,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:23:20,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:23:20,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:23:20,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 03:23:20,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:23:20,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:23:20,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:23:20,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:23:20,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:23:20,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:23:20,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:23:20,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:23:20,970 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:23:20,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:23:20,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 03:23:20,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:23:20,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:23:20,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:23:20,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:23:20,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:23:20,974 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 03:23:20,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:23:20,974 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:23:20,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:23:20,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:23:20,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:23:20,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:23:20,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:23:20,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:23:20,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:23:20,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:23:20,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:23:20,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:23:20,978 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:23:20,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:23:20,979 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:23:20,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:23:20,980 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_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ceeb3466c1ae40409eedfd3ef62a46407c8920ac2e2452f1dab8f787d8dec57 [2022-11-23 03:23:21,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:23:21,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:23:21,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:23:21,454 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:23:21,455 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:23:21,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_07_good.i [2022-11-23 03:23:25,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:23:25,447 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:23:25,450 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_07_good.i [2022-11-23 03:23:25,476 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/data/10a33e075/dfe0e6e0028643488b484507c798ddb1/FLAGc98a024ce [2022-11-23 03:23:25,494 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/data/10a33e075/dfe0e6e0028643488b484507c798ddb1 [2022-11-23 03:23:25,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:23:25,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:23:25,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:23:25,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:23:25,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:23:25,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:23:25" (1/1) ... [2022-11-23 03:23:25,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c10b13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:25, skipping insertion in model container [2022-11-23 03:23:25,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:23:25" (1/1) ... [2022-11-23 03:23:25,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:23:25,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:23:25,984 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 03:23:26,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:23:26,604 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:23:26,633 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 03:23:26,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:23:26,951 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:23:26,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26 WrapperNode [2022-11-23 03:23:26,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:23:26,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:23:26,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:23:26,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:23:26,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,071 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 106 [2022-11-23 03:23:27,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:23:27,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:23:27,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:23:27,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:23:27,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:23:27,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:23:27,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:23:27,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:23:27,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (1/1) ... [2022-11-23 03:23:27,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:23:27,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:23:27,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:23:27,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:23:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-23 03:23:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-23 03:23:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-23 03:23:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-23 03:23:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 03:23:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 03:23:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:23:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:23:27,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:23:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 03:23:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-23 03:23:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 03:23:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:23:27,480 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:23:27,483 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:23:27,787 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:23:27,797 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:23:27,797 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 03:23:27,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:23:27 BoogieIcfgContainer [2022-11-23 03:23:27,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:23:27,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:23:27,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:23:27,807 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:23:27,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:23:25" (1/3) ... [2022-11-23 03:23:27,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f8fec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:23:27, skipping insertion in model container [2022-11-23 03:23:27,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:26" (2/3) ... [2022-11-23 03:23:27,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f8fec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:23:27, skipping insertion in model container [2022-11-23 03:23:27,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:23:27" (3/3) ... [2022-11-23 03:23:27,815 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_multiply_07_good.i [2022-11-23 03:23:27,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:23:27,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 03:23:27,911 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:23:27,920 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;@fc89b02, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:23:27,920 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 03:23:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 40 states have (on average 1.575) internal successors, (63), 56 states have internal predecessors, (63), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-23 03:23:27,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-23 03:23:27,935 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:27,935 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:27,936 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)] === [2022-11-23 03:23:27,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:27,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1856280403, now seen corresponding path program 1 times [2022-11-23 03:23:27,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:27,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779013276] [2022-11-23 03:23:27,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:27,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:28,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:28,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:28,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779013276] [2022-11-23 03:23:28,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779013276] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:28,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:28,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:23:28,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841578247] [2022-11-23 03:23:28,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:28,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:23:28,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:28,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:23:28,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:23:28,534 INFO L87 Difference]: Start difference. First operand has 61 states, 40 states have (on average 1.575) internal successors, (63), 56 states have internal predecessors, (63), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:28,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:28,680 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2022-11-23 03:23:28,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:23:28,690 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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 13 [2022-11-23 03:23:28,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:28,700 INFO L225 Difference]: With dead ends: 62 [2022-11-23 03:23:28,701 INFO L226 Difference]: Without dead ends: 53 [2022-11-23 03:23:28,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:23:28,709 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 7 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:28,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 274 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:23:28,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-11-23 03:23:28,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 52. [2022-11-23 03:23:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 35 states have (on average 1.542857142857143) internal successors, (54), 48 states have internal predecessors, (54), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-23 03:23:28,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 70 transitions. [2022-11-23 03:23:28,771 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 70 transitions. Word has length 13 [2022-11-23 03:23:28,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:28,774 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 70 transitions. [2022-11-23 03:23:28,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:28,774 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-11-23 03:23:28,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-23 03:23:28,776 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:28,776 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:28,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 03:23:28,777 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 03:23:28,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:28,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1710117711, now seen corresponding path program 1 times [2022-11-23 03:23:28,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:28,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116037119] [2022-11-23 03:23:28,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:28,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:29,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:29,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116037119] [2022-11-23 03:23:29,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116037119] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:29,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:29,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:23:29,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308439295] [2022-11-23 03:23:29,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:29,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:23:29,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:29,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:23:29,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:23:29,063 INFO L87 Difference]: Start difference. First operand 52 states and 70 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 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) [2022-11-23 03:23:29,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:29,130 INFO L93 Difference]: Finished difference Result 52 states and 70 transitions. [2022-11-23 03:23:29,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:23:29,132 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 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 [2022-11-23 03:23:29,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:29,133 INFO L225 Difference]: With dead ends: 52 [2022-11-23 03:23:29,133 INFO L226 Difference]: Without dead ends: 51 [2022-11-23 03:23:29,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:23:29,144 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 0 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:29,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 231 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:23:29,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-23 03:23:29,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-11-23 03:23:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 47 states have internal predecessors, (53), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-23 03:23:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 69 transitions. [2022-11-23 03:23:29,163 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 69 transitions. Word has length 14 [2022-11-23 03:23:29,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:29,164 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 69 transitions. [2022-11-23 03:23:29,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 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) [2022-11-23 03:23:29,164 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2022-11-23 03:23:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-23 03:23:29,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:29,168 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:29,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 03:23:29,169 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 03:23:29,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:29,172 INFO L85 PathProgramCache]: Analyzing trace with hash -905689868, now seen corresponding path program 1 times [2022-11-23 03:23:29,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:29,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846997185] [2022-11-23 03:23:29,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:29,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:29,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:29,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846997185] [2022-11-23 03:23:29,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846997185] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:29,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:29,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:23:29,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909760646] [2022-11-23 03:23:29,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:29,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:23:29,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:29,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:23:29,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:23:29,363 INFO L87 Difference]: Start difference. First operand 51 states and 69 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:29,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:29,468 INFO L93 Difference]: Finished difference Result 52 states and 70 transitions. [2022-11-23 03:23:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:23:29,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 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 18 [2022-11-23 03:23:29,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:29,473 INFO L225 Difference]: With dead ends: 52 [2022-11-23 03:23:29,475 INFO L226 Difference]: Without dead ends: 51 [2022-11-23 03:23:29,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:23:29,478 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 7 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:29,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 218 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:23:29,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-23 03:23:29,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-11-23 03:23:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.4857142857142858) internal successors, (52), 46 states have internal predecessors, (52), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-23 03:23:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 68 transitions. [2022-11-23 03:23:29,499 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 68 transitions. Word has length 18 [2022-11-23 03:23:29,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:29,501 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 68 transitions. [2022-11-23 03:23:29,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:29,501 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2022-11-23 03:23:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-23 03:23:29,503 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:29,504 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:29,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 03:23:29,504 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 03:23:29,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:29,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1988385260, now seen corresponding path program 1 times [2022-11-23 03:23:29,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:29,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348415596] [2022-11-23 03:23:29,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:29,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:29,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:29,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348415596] [2022-11-23 03:23:29,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348415596] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:29,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:29,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:23:29,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974713892] [2022-11-23 03:23:29,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:29,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:23:29,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:29,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:23:29,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:23:29,753 INFO L87 Difference]: Start difference. First operand 50 states and 68 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:29,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:29,829 INFO L93 Difference]: Finished difference Result 50 states and 68 transitions. [2022-11-23 03:23:29,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:23:29,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 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 19 [2022-11-23 03:23:29,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:29,834 INFO L225 Difference]: With dead ends: 50 [2022-11-23 03:23:29,834 INFO L226 Difference]: Without dead ends: 49 [2022-11-23 03:23:29,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:23:29,846 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 0 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:29,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 223 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:23:29,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-23 03:23:29,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-11-23 03:23:29,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 35 states have (on average 1.457142857142857) internal successors, (51), 45 states have internal predecessors, (51), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-23 03:23:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 67 transitions. [2022-11-23 03:23:29,864 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 67 transitions. Word has length 19 [2022-11-23 03:23:29,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:29,865 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 67 transitions. [2022-11-23 03:23:29,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-23 03:23:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-23 03:23:29,867 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:29,867 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:29,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 03:23:29,868 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 03:23:29,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:29,869 INFO L85 PathProgramCache]: Analyzing trace with hash 709252227, now seen corresponding path program 1 times [2022-11-23 03:23:29,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:29,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94693072] [2022-11-23 03:23:29,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:29,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:29,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:29,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:29,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94693072] [2022-11-23 03:23:29,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94693072] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:29,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:29,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:23:29,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378659954] [2022-11-23 03:23:29,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:29,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:23:29,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:29,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:23:29,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:23:29,994 INFO L87 Difference]: Start difference. First operand 49 states and 67 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:30,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:30,037 INFO L93 Difference]: Finished difference Result 91 states and 123 transitions. [2022-11-23 03:23:30,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:23:30,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 21 [2022-11-23 03:23:30,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:30,038 INFO L225 Difference]: With dead ends: 91 [2022-11-23 03:23:30,044 INFO L226 Difference]: Without dead ends: 47 [2022-11-23 03:23:30,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:23:30,046 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 46 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:30,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 48 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:23:30,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-11-23 03:23:30,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2022-11-23 03:23:30,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 43 states have internal predecessors, (44), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-23 03:23:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 56 transitions. [2022-11-23 03:23:30,058 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 56 transitions. Word has length 21 [2022-11-23 03:23:30,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:30,058 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 56 transitions. [2022-11-23 03:23:30,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:30,059 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-11-23 03:23:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-23 03:23:30,061 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:30,061 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:30,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 03:23:30,061 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)] === [2022-11-23 03:23:30,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:30,062 INFO L85 PathProgramCache]: Analyzing trace with hash -189958296, now seen corresponding path program 1 times [2022-11-23 03:23:30,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:30,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053224631] [2022-11-23 03:23:30,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:30,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:30,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:30,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:30,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053224631] [2022-11-23 03:23:30,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053224631] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:30,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:30,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:23:30,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694448401] [2022-11-23 03:23:30,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:30,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:23:30,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:30,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:23:30,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:23:30,160 INFO L87 Difference]: Start difference. First operand 47 states and 56 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:30,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:30,174 INFO L93 Difference]: Finished difference Result 55 states and 63 transitions. [2022-11-23 03:23:30,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:23:30,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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 22 [2022-11-23 03:23:30,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:30,177 INFO L225 Difference]: With dead ends: 55 [2022-11-23 03:23:30,177 INFO L226 Difference]: Without dead ends: 45 [2022-11-23 03:23:30,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:23:30,181 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 9 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:30,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 89 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:23:30,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-11-23 03:23:30,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2022-11-23 03:23:30,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 35 states have (on average 1.1714285714285715) internal successors, (41), 40 states have internal predecessors, (41), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-23 03:23:30,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 53 transitions. [2022-11-23 03:23:30,204 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 53 transitions. Word has length 22 [2022-11-23 03:23:30,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:30,205 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 53 transitions. [2022-11-23 03:23:30,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:23:30,206 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-11-23 03:23:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-23 03:23:30,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:23:30,209 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:30,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 03:23:30,210 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)] === [2022-11-23 03:23:30,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:23:30,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1241509816, now seen corresponding path program 1 times [2022-11-23 03:23:30,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:23:30,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844826289] [2022-11-23 03:23:30,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:23:30,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:23:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:30,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:23:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:30,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-23 03:23:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:23:30,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:23:30,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:23:30,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844826289] [2022-11-23 03:23:30,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844826289] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:23:30,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:23:30,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:23:30,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491323320] [2022-11-23 03:23:30,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:23:30,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:23:30,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:23:30,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:23:30,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:23:30,326 INFO L87 Difference]: Start difference. First operand 45 states and 53 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, (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) [2022-11-23 03:23:30,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:23:30,341 INFO L93 Difference]: Finished difference Result 45 states and 53 transitions. [2022-11-23 03:23:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:23:30,341 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, (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 32 [2022-11-23 03:23:30,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:23:30,343 INFO L225 Difference]: With dead ends: 45 [2022-11-23 03:23:30,343 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 03:23:30,344 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 [2022-11-23 03:23:30,345 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 1 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:23:30,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 95 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:23:30,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 03:23:30,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 03:23:30,349 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) [2022-11-23 03:23:30,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 03:23:30,349 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2022-11-23 03:23:30,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:23:30,351 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 03:23:30,351 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, (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) [2022-11-23 03:23:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 03:23:30,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 03:23:30,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-23 03:23:30,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-23 03:23:30,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-23 03:23:30,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-23 03:23:30,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-23 03:23:30,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-23 03:23:30,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-23 03:23:30,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-23 03:23:30,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 03:23:30,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 03:23:30,415 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-23 03:23:30,416 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 03:23:30,416 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-23 03:23:30,418 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 03:23:30,418 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 03:23:30,419 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-23 03:23:30,419 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 03:23:30,419 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1591) no Hoare annotation was computed. [2022-11-23 03:23:30,419 INFO L895 garLoopResultBuilder]: At program point L1596(line 1596) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 1 (select (select |#memory_int| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) |ULTIMATE.start_goodB2G2_~#data~1#1.offset|))) [2022-11-23 03:23:30,420 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1574) no Hoare annotation was computed. [2022-11-23 03:23:30,420 INFO L899 garLoopResultBuilder]: For program point L1563-1(lines 1557 1575) no Hoare annotation was computed. [2022-11-23 03:23:30,420 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1634) no Hoare annotation was computed. [2022-11-23 03:23:30,420 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1612) no Hoare annotation was computed. [2022-11-23 03:23:30,421 INFO L895 garLoopResultBuilder]: At program point L1572(line 1572) the Hoare annotation is: (and (<= 1 (select (select |#memory_int| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) |ULTIMATE.start_goodB2G1_~#data~0#1.offset|)) (= ~staticFive~0 5)) [2022-11-23 03:23:30,421 INFO L899 garLoopResultBuilder]: For program point L1605-1(lines 1602 1621) no Hoare annotation was computed. [2022-11-23 03:23:30,421 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1567) no Hoare annotation was computed. [2022-11-23 03:23:30,421 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 03:23:30,422 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 03:23:30,422 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1638) no Hoare annotation was computed. [2022-11-23 03:23:30,422 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1597) no Hoare annotation was computed. [2022-11-23 03:23:30,422 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1584) no Hoare annotation was computed. [2022-11-23 03:23:30,422 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1578 1600) no Hoare annotation was computed. [2022-11-23 03:23:30,422 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1645) no Hoare annotation was computed. [2022-11-23 03:23:30,423 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1567) no Hoare annotation was computed. [2022-11-23 03:23:30,423 INFO L899 garLoopResultBuilder]: For program point L1565(lines 1565 1573) no Hoare annotation was computed. [2022-11-23 03:23:30,423 INFO L899 garLoopResultBuilder]: For program point L1615(lines 1615 1619) no Hoare annotation was computed. [2022-11-23 03:23:30,423 INFO L899 garLoopResultBuilder]: For program point L1549(lines 1549 1576) no Hoare annotation was computed. [2022-11-23 03:23:30,423 INFO L895 garLoopResultBuilder]: At program point L1607(line 1607) the Hoare annotation is: false [2022-11-23 03:23:30,424 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1636) no Hoare annotation was computed. [2022-11-23 03:23:30,424 INFO L899 garLoopResultBuilder]: For program point L1591(line 1591) no Hoare annotation was computed. [2022-11-23 03:23:30,424 INFO L899 garLoopResultBuilder]: For program point L1591-1(line 1591) no Hoare annotation was computed. [2022-11-23 03:23:30,424 INFO L895 garLoopResultBuilder]: At program point L1649(line 1649) the Hoare annotation is: (= ~staticFive~0 5) [2022-11-23 03:23:30,424 INFO L899 garLoopResultBuilder]: For program point L1649-1(line 1649) no Hoare annotation was computed. [2022-11-23 03:23:30,425 INFO L899 garLoopResultBuilder]: For program point L1567(line 1567) no Hoare annotation was computed. [2022-11-23 03:23:30,425 INFO L899 garLoopResultBuilder]: For program point L1567-1(line 1567) no Hoare annotation was computed. [2022-11-23 03:23:30,425 INFO L895 garLoopResultBuilder]: At program point L1592(line 1592) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 1 (select (select |#memory_int| |ULTIMATE.start_goodB2G2_~#data~1#1.base|) |ULTIMATE.start_goodB2G2_~#data~1#1.offset|))) [2022-11-23 03:23:30,425 INFO L895 garLoopResultBuilder]: At program point L1559(line 1559) the Hoare annotation is: false [2022-11-23 03:23:30,426 INFO L899 garLoopResultBuilder]: For program point L1617(line 1617) no Hoare annotation was computed. [2022-11-23 03:23:30,426 INFO L899 garLoopResultBuilder]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2022-11-23 03:23:30,426 INFO L899 garLoopResultBuilder]: For program point L1634(line 1634) no Hoare annotation was computed. [2022-11-23 03:23:30,426 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1621) no Hoare annotation was computed. [2022-11-23 03:23:30,426 INFO L899 garLoopResultBuilder]: For program point L1634-1(line 1634) no Hoare annotation was computed. [2022-11-23 03:23:30,427 INFO L895 garLoopResultBuilder]: At program point L1568(line 1568) the Hoare annotation is: (and (<= 1 (select (select |#memory_int| |ULTIMATE.start_goodB2G1_~#data~0#1.base|) |ULTIMATE.start_goodB2G1_~#data~0#1.offset|)) (= ~staticFive~0 5)) [2022-11-23 03:23:30,427 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 03:23:30,427 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1617) no Hoare annotation was computed. [2022-11-23 03:23:30,427 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1629) no Hoare annotation was computed. [2022-11-23 03:23:30,427 INFO L899 garLoopResultBuilder]: For program point L1626-2(lines 1623 1638) no Hoare annotation was computed. [2022-11-23 03:23:30,428 INFO L902 garLoopResultBuilder]: At program point L1651(line 1651) the Hoare annotation is: true [2022-11-23 03:23:30,428 INFO L895 garLoopResultBuilder]: At program point L1618(line 1618) the Hoare annotation is: (and (= 2 |ULTIMATE.start_goodG2B1_~data~2#1|) (= ~staticFive~0 5)) [2022-11-23 03:23:30,428 INFO L899 garLoopResultBuilder]: For program point L1651-1(line 1651) no Hoare annotation was computed. [2022-11-23 03:23:30,428 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1599) no Hoare annotation was computed. [2022-11-23 03:23:30,428 INFO L899 garLoopResultBuilder]: For program point L1577(lines 1577 1600) no Hoare annotation was computed. [2022-11-23 03:23:30,428 INFO L902 garLoopResultBuilder]: At program point L1635(line 1635) the Hoare annotation is: true [2022-11-23 03:23:30,429 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 03:23:30,429 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1617) no Hoare annotation was computed. [2022-11-23 03:23:30,429 INFO L902 garLoopResultBuilder]: At program point L1652(lines 1646 1653) the Hoare annotation is: true [2022-11-23 03:23:30,429 INFO L899 garLoopResultBuilder]: For program point L1553(lines 1553 1556) no Hoare annotation was computed. [2022-11-23 03:23:30,429 INFO L899 garLoopResultBuilder]: For program point L1553-2(lines 1550 1576) no Hoare annotation was computed. [2022-11-23 03:23:30,430 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1591) no Hoare annotation was computed. [2022-11-23 03:23:30,430 INFO L899 garLoopResultBuilder]: For program point L1587(lines 1587 1598) no Hoare annotation was computed. [2022-11-23 03:23:30,430 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1634) no Hoare annotation was computed. [2022-11-23 03:23:30,434 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:23:30,436 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 03:23:30,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:23:30 BoogieIcfgContainer [2022-11-23 03:23:30,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 03:23:30,445 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 03:23:30,445 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 03:23:30,445 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 03:23:30,446 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:23:27" (3/4) ... [2022-11-23 03:23:30,449 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 03:23:30,455 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-23 03:23:30,456 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-23 03:23:30,460 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-23 03:23:30,461 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-23 03:23:30,461 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 03:23:30,462 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:23:30,503 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 03:23:30,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 03:23:30,504 INFO L158 Benchmark]: Toolchain (without parser) took 5005.52ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 105.8MB in the beginning and 102.2MB in the end (delta: 3.6MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,504 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory was 125.4MB in the beginning and 125.2MB in the end (delta: 141.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:23:30,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1452.29ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 105.6MB in the beginning and 197.0MB in the end (delta: -91.4MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.59ms. Allocated memory is still 239.1MB. Free memory was 197.0MB in the beginning and 193.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,506 INFO L158 Benchmark]: Boogie Preprocessor took 65.88ms. Allocated memory is still 239.1MB. Free memory was 193.9MB in the beginning and 191.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,506 INFO L158 Benchmark]: RCFGBuilder took 660.90ms. Allocated memory is still 239.1MB. Free memory was 191.8MB in the beginning and 175.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,506 INFO L158 Benchmark]: TraceAbstraction took 2641.74ms. Allocated memory is still 239.1MB. Free memory was 175.0MB in the beginning and 106.4MB in the end (delta: 68.6MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,507 INFO L158 Benchmark]: Witness Printer took 58.64ms. Allocated memory is still 239.1MB. Free memory was 106.4MB in the beginning and 102.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 03:23:30,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory was 125.4MB in the beginning and 125.2MB in the end (delta: 141.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1452.29ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 105.6MB in the beginning and 197.0MB in the end (delta: -91.4MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.59ms. Allocated memory is still 239.1MB. Free memory was 197.0MB in the beginning and 193.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.88ms. Allocated memory is still 239.1MB. Free memory was 193.9MB in the beginning and 191.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 660.90ms. Allocated memory is still 239.1MB. Free memory was 191.8MB in the beginning and 175.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2641.74ms. Allocated memory is still 239.1MB. Free memory was 175.0MB in the beginning and 106.4MB in the end (delta: 68.6MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. * Witness Printer took 58.64ms. Allocated memory is still 239.1MB. Free memory was 106.4MB in the beginning and 102.2MB 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: 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: 2.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 75 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 1178 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 769 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 189 IncrementalHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 409 mSDtfsCounter, 189 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 29, 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, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 26 PreInvPairs, 31 NumberOfFragments, 61 HoareAnnotationTreeSize, 26 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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: 1646]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 03:23:30,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b5e14c-4d36-4e68-b0bf-315ef6d276c6/bin/uautomizer-QkZJyEgLgS/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