./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/heap-data/hash_fun.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/heap-data/hash_fun.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0abab60f5c601fd8191c1a2aa712d4ab55460e987c7d41ca7527c2934792cc0b --- 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-38b53e6 [2022-11-25 15:35:59,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:35:59,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:35:59,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:35:59,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:35:59,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:35:59,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:35:59,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:35:59,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:35:59,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:35:59,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:35:59,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:35:59,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:35:59,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:35:59,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:35:59,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:35:59,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:35:59,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:35:59,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:35:59,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:35:59,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:35:59,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:35:59,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:35:59,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:35:59,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:35:59,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:35:59,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:35:59,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:35:59,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:35:59,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:35:59,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:35:59,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:35:59,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:35:59,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:35:59,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:35:59,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:35:59,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:35:59,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:35:59,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:35:59,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:35:59,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:35:59,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-25 15:35:59,397 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:35:59,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:35:59,398 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:35:59,398 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:35:59,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:35:59,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:35:59,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:35:59,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:35:59,400 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:35:59,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:35:59,401 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:35:59,401 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:35:59,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:35:59,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:35:59,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:35:59,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:35:59,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:35:59,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:35:59,402 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 15:35:59,403 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:35:59,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:35:59,403 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:35:59,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:35:59,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:35:59,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:35:59,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:35:59,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:35:59,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:35:59,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:35:59,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:35:59,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:35:59,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:35:59,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:35:59,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:35:59,406 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:35:59,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:35:59,406 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_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0abab60f5c601fd8191c1a2aa712d4ab55460e987c7d41ca7527c2934792cc0b [2022-11-25 15:35:59,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:35:59,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:35:59,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:35:59,756 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:35:59,757 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:35:59,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/heap-data/hash_fun.i [2022-11-25 15:36:02,724 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:36:03,066 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:36:03,067 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/sv-benchmarks/c/heap-data/hash_fun.i [2022-11-25 15:36:03,078 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/data/b0ca3e37d/07c539c5b418436f84379b10e9793bcc/FLAG420faecf1 [2022-11-25 15:36:03,092 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/data/b0ca3e37d/07c539c5b418436f84379b10e9793bcc [2022-11-25 15:36:03,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:36:03,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:36:03,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:36:03,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:36:03,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:36:03,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74895b3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03, skipping insertion in model container [2022-11-25 15:36:03,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:36:03,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:36:03,452 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/sv-benchmarks/c/heap-data/hash_fun.i[23732,23745] [2022-11-25 15:36:03,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:36:03,469 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:36:03,529 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/sv-benchmarks/c/heap-data/hash_fun.i[23732,23745] [2022-11-25 15:36:03,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:36:03,570 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:36:03,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03 WrapperNode [2022-11-25 15:36:03,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:36:03,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:36:03,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:36:03,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:36:03,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,612 INFO L138 Inliner]: procedures = 125, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2022-11-25 15:36:03,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:36:03,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:36:03,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:36:03,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:36:03,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,652 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:36:03,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:36:03,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:36:03,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:36:03,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (1/1) ... [2022-11-25 15:36:03,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:36:03,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:36:03,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:36:03,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:36:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:36:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:36:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:36:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:36:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:36:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:36:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:36:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:36:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:36:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:36:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:36:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:36:03,855 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:36:03,857 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:36:04,075 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:36:04,082 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:36:04,082 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 15:36:04,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:36:04 BoogieIcfgContainer [2022-11-25 15:36:04,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:36:04,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:36:04,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:36:04,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:36:04,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:36:03" (1/3) ... [2022-11-25 15:36:04,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f270093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:36:04, skipping insertion in model container [2022-11-25 15:36:04,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:03" (2/3) ... [2022-11-25 15:36:04,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f270093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:36:04, skipping insertion in model container [2022-11-25 15:36:04,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:36:04" (3/3) ... [2022-11-25 15:36:04,100 INFO L112 eAbstractionObserver]: Analyzing ICFG hash_fun.i [2022-11-25 15:36:04,124 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:36:04,124 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-25 15:36:04,188 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:36:04,194 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;@2f58336b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:36:04,194 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-25 15:36:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 29 states have internal predecessors, (38), 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) [2022-11-25 15:36:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-25 15:36:04,205 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:36:04,206 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-25 15:36:04,207 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 15:36:04,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:36:04,216 INFO L85 PathProgramCache]: Analyzing trace with hash 889571273, now seen corresponding path program 1 times [2022-11-25 15:36:04,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:36:04,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101137341] [2022-11-25 15:36:04,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:36:04,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:36:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:36:04,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:36:04,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:36:04,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101137341] [2022-11-25 15:36:04,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101137341] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:36:04,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:36:04,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:36:04,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526926692] [2022-11-25 15:36:04,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:36:04,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:36:04,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:36:04,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:36:04,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:36:04,481 INFO L87 Difference]: Start difference. First operand has 30 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 29 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 15:36:04,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:36:04,560 INFO L93 Difference]: Finished difference Result 42 states and 54 transitions. [2022-11-25 15:36:04,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:36:04,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-11-25 15:36:04,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:36:04,579 INFO L225 Difference]: With dead ends: 42 [2022-11-25 15:36:04,579 INFO L226 Difference]: Without dead ends: 23 [2022-11-25 15:36:04,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:36:04,585 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 26 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:36:04,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 20 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 15:36:04,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-11-25 15:36:04,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-11-25 15:36:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 20 states have (on average 1.4) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 15:36:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2022-11-25 15:36:04,619 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 28 transitions. Word has length 6 [2022-11-25 15:36:04,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:36:04,620 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-11-25 15:36:04,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 15:36:04,620 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-11-25 15:36:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-25 15:36:04,621 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:36:04,621 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:36:04,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:36:04,621 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 15:36:04,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:36:04,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1806905736, now seen corresponding path program 1 times [2022-11-25 15:36:04,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:36:04,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808974716] [2022-11-25 15:36:04,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:36:04,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:36:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:36:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:36:04,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:36:04,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808974716] [2022-11-25 15:36:04,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808974716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:36:04,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:36:04,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:36:04,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669900856] [2022-11-25 15:36:04,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:36:04,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:36:04,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:36:04,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:36:04,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:36:04,706 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-11-25 15:36:04,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:36:04,746 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2022-11-25 15:36:04,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:36:04,762 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-11-25 15:36:04,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:36:04,763 INFO L225 Difference]: With dead ends: 23 [2022-11-25 15:36:04,763 INFO L226 Difference]: Without dead ends: 22 [2022-11-25 15:36:04,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:36:04,765 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 20 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:36:04,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 16 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:36:04,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-11-25 15:36:04,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-25 15:36:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 20 states have (on average 1.35) internal successors, (27), 21 states have internal predecessors, (27), 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) [2022-11-25 15:36:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2022-11-25 15:36:04,771 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 7 [2022-11-25 15:36:04,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:36:04,772 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-11-25 15:36:04,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-11-25 15:36:04,772 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2022-11-25 15:36:04,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-25 15:36:04,773 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:36:04,773 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:36:04,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:36:04,774 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 15:36:04,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:36:04,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1244907759, now seen corresponding path program 1 times [2022-11-25 15:36:04,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:36:04,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121297106] [2022-11-25 15:36:04,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:36:04,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:36:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:36:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:36:04,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:36:04,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121297106] [2022-11-25 15:36:04,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121297106] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:36:04,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:36:04,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:36:04,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466459092] [2022-11-25 15:36:04,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:36:04,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:36:04,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:36:04,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:36:04,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:36:04,973 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-11-25 15:36:05,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:36:05,020 INFO L93 Difference]: Finished difference Result 43 states and 53 transitions. [2022-11-25 15:36:05,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 15:36:05,021 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-25 15:36:05,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:36:05,022 INFO L225 Difference]: With dead ends: 43 [2022-11-25 15:36:05,022 INFO L226 Difference]: Without dead ends: 33 [2022-11-25 15:36:05,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:36:05,023 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 13 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:36:05,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 69 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:36:05,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2022-11-25 15:36:05,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2022-11-25 15:36:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 31 states have internal predecessors, (41), 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) [2022-11-25 15:36:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-11-25 15:36:05,031 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 9 [2022-11-25 15:36:05,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:36:05,032 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-11-25 15:36:05,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-11-25 15:36:05,032 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-11-25 15:36:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-25 15:36:05,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:36:05,033 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:36:05,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:36:05,033 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 15:36:05,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:36:05,034 INFO L85 PathProgramCache]: Analyzing trace with hash 340209197, now seen corresponding path program 1 times [2022-11-25 15:36:05,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:36:05,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073553342] [2022-11-25 15:36:05,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:36:05,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:36:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:36:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:36:05,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:36:05,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073553342] [2022-11-25 15:36:05,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073553342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:36:05,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:36:05,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 15:36:05,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223704644] [2022-11-25 15:36:05,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:36:05,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:36:05,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:36:05,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:36:05,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:36:05,091 INFO L87 Difference]: Start difference. First operand 32 states and 41 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-11-25 15:36:05,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:36:05,116 INFO L93 Difference]: Finished difference Result 35 states and 45 transitions. [2022-11-25 15:36:05,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:36:05,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-25 15:36:05,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:36:05,117 INFO L225 Difference]: With dead ends: 35 [2022-11-25 15:36:05,117 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 15:36:05,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:36:05,118 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 17 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:36:05,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 22 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:36:05,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 15:36:05,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 15:36:05,120 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) [2022-11-25 15:36:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 15:36:05,121 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2022-11-25 15:36:05,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:36:05,121 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 15:36:05,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-11-25 15:36:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 15:36:05,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 15:36:05,124 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2022-11-25 15:36:05,125 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2022-11-25 15:36:05,125 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2022-11-25 15:36:05,125 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2022-11-25 15:36:05,125 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2022-11-25 15:36:05,126 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2022-11-25 15:36:05,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:36:05,128 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 15:36:05,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 586) no Hoare annotation was computed. [2022-11-25 15:36:05,206 INFO L895 garLoopResultBuilder]: At program point L572(line 572) the Hoare annotation is: (and (< 0 (+ 2147483649 |ULTIMATE.start_main_~base~0#1|)) (<= |ULTIMATE.start_main_~base~0#1| 1000000)) [2022-11-25 15:36:05,206 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 15:36:05,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 584) no Hoare annotation was computed. [2022-11-25 15:36:05,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 15:36:05,207 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 578) no Hoare annotation was computed. [2022-11-25 15:36:05,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 591) no Hoare annotation was computed. [2022-11-25 15:36:05,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 15:36:05,207 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 594) no Hoare annotation was computed. [2022-11-25 15:36:05,208 INFO L895 garLoopResultBuilder]: At program point L590-2(lines 579 595) the Hoare annotation is: (let ((.cse0 (+ 2147483649 |ULTIMATE.start_main_~base~0#1|))) (or (and (< 0 .cse0) (<= |ULTIMATE.start_main_~base~0#1| 1000000)) (and (not (<= .cse0 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#list~0#1.base|) |ULTIMATE.start_main_~#list~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#list~0#1.base|) |ULTIMATE.start_main_~#list~0#1.offset|) 0) (<= |ULTIMATE.start_main_~base~0#1| 2147483647)))) [2022-11-25 15:36:05,208 INFO L899 garLoopResultBuilder]: For program point L590-3(lines 590 594) no Hoare annotation was computed. [2022-11-25 15:36:05,208 INFO L899 garLoopResultBuilder]: For program point L586(line 586) no Hoare annotation was computed. [2022-11-25 15:36:05,208 INFO L899 garLoopResultBuilder]: For program point L586-1(line 586) no Hoare annotation was computed. [2022-11-25 15:36:05,208 INFO L899 garLoopResultBuilder]: For program point L586-2(line 586) no Hoare annotation was computed. [2022-11-25 15:36:05,209 INFO L899 garLoopResultBuilder]: For program point L586-4(lines 586 587) no Hoare annotation was computed. [2022-11-25 15:36:05,209 INFO L899 garLoopResultBuilder]: For program point L582-1(lines 582 589) no Hoare annotation was computed. [2022-11-25 15:36:05,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 584) no Hoare annotation was computed. [2022-11-25 15:36:05,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 15:36:05,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 591) no Hoare annotation was computed. [2022-11-25 15:36:05,209 INFO L899 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2022-11-25 15:36:05,210 INFO L899 garLoopResultBuilder]: For program point L591-1(line 591) no Hoare annotation was computed. [2022-11-25 15:36:05,210 INFO L899 garLoopResultBuilder]: For program point L591-2(line 591) no Hoare annotation was computed. [2022-11-25 15:36:05,210 INFO L899 garLoopResultBuilder]: For program point L591-4(lines 591 592) no Hoare annotation was computed. [2022-11-25 15:36:05,210 INFO L899 garLoopResultBuilder]: For program point L591-6(lines 591 592) no Hoare annotation was computed. [2022-11-25 15:36:05,210 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 588) no Hoare annotation was computed. [2022-11-25 15:36:05,211 INFO L895 garLoopResultBuilder]: At program point L583-1(lines 582 589) the Hoare annotation is: (let ((.cse0 (+ 2147483649 |ULTIMATE.start_main_~base~0#1|))) (or (and (< 0 .cse0) (<= |ULTIMATE.start_main_~base~0#1| 1000000)) (and (not (<= .cse0 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#list~0#1.base|) |ULTIMATE.start_main_~#list~0#1.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#list~0#1.base|) |ULTIMATE.start_main_~#list~0#1.offset|) 0) (<= |ULTIMATE.start_main_~base~0#1| 2147483647)))) [2022-11-25 15:36:05,211 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 595) no Hoare annotation was computed. [2022-11-25 15:36:05,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 586) no Hoare annotation was computed. [2022-11-25 15:36:05,211 INFO L899 garLoopResultBuilder]: For program point L584(line 584) no Hoare annotation was computed. [2022-11-25 15:36:05,211 INFO L899 garLoopResultBuilder]: For program point L584-1(line 584) no Hoare annotation was computed. [2022-11-25 15:36:05,215 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-25 15:36:05,217 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 15:36:05,228 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,229 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-11-25 15:36:05,234 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,234 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-11-25 15:36:05,235 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,235 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-11-25 15:36:05,236 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,236 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-11-25 15:36:05,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 03:36:05 BoogieIcfgContainer [2022-11-25 15:36:05,237 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 15:36:05,238 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 15:36:05,238 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 15:36:05,238 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 15:36:05,239 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:36:04" (3/4) ... [2022-11-25 15:36:05,243 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 15:36:05,253 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-25 15:36:05,254 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-25 15:36:05,254 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 15:36:05,254 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 15:36:05,293 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 15:36:05,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 15:36:05,293 INFO L158 Benchmark]: Toolchain (without parser) took 2197.43ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 114.0MB in the end (delta: 25.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2022-11-25 15:36:05,294 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:36:05,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.70ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 122.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 15:36:05,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.36ms. Allocated memory is still 174.1MB. Free memory was 122.9MB in the beginning and 120.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 15:36:05,295 INFO L158 Benchmark]: Boogie Preprocessor took 46.02ms. Allocated memory is still 174.1MB. Free memory was 120.8MB in the beginning and 119.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 15:36:05,295 INFO L158 Benchmark]: RCFGBuilder took 424.72ms. Allocated memory is still 174.1MB. Free memory was 119.4MB in the beginning and 104.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 15:36:05,296 INFO L158 Benchmark]: TraceAbstraction took 1150.70ms. Allocated memory is still 174.1MB. Free memory was 104.0MB in the beginning and 117.1MB in the end (delta: -13.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:36:05,296 INFO L158 Benchmark]: Witness Printer took 54.95ms. Allocated memory is still 174.1MB. Free memory was 117.1MB in the beginning and 114.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:36:05,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.70ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 122.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.36ms. Allocated memory is still 174.1MB. Free memory was 122.9MB in the beginning and 120.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.02ms. Allocated memory is still 174.1MB. Free memory was 120.8MB in the beginning and 119.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.72ms. Allocated memory is still 174.1MB. Free memory was 119.4MB in the beginning and 104.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1150.70ms. Allocated memory is still 174.1MB. Free memory was 104.0MB in the beginning and 117.1MB in the end (delta: -13.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 54.95ms. Allocated memory is still 174.1MB. Free memory was 117.1MB in the beginning and 114.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * 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: 584]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 584]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 591]: 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 1 procedures, 30 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 76 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 76 mSDsluCounter, 127 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 49 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 78 mSDtfsCounter, 48 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 8 NumberOfFragments, 77 HoareAnnotationTreeSize, 3 FomulaSimplifications, 20 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 47 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 6 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant [2022-11-25 15:36:05,305 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,306 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-11-25 15:36:05,306 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,306 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (0 < 2147483649 + base && base <= 1000000) || (((!(2147483649 + base <= 0) && #memory_$Pointer$[list][list] == 0) && #memory_$Pointer$[list][list] == 0) && base <= 2147483647) - InvariantResult [Line: 579]: Loop Invariant [2022-11-25 15:36:05,307 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,307 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-11-25 15:36:05,308 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-11-25 15:36:05,308 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (0 < 2147483649 + base && base <= 1000000) || (((!(2147483649 + base <= 0) && #memory_$Pointer$[list][list] == 0) && #memory_$Pointer$[list][list] == 0) && base <= 2147483647) - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 0 < 2147483649 + base && base <= 1000000 RESULT: Ultimate proved your program to be correct! [2022-11-25 15:36:05,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dd0192-37f0-4bc6-8b1e-b5ae5088b211/bin/uautomizer-ZsLfNo2U6R/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