./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --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 df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:21:45,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:21:45,809 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:21:45,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:21:45,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:21:45,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:21:45,844 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:21:45,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:21:45,846 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:21:45,847 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:21:45,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:21:45,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:21:45,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:21:45,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:21:45,850 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:21:45,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:21:45,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:21:45,852 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:21:45,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:21:45,853 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:21:45,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:21:45,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:21:45,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:21:45,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:21:45,856 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:21:45,856 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:21:45,857 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:21:45,857 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:21:45,858 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:21:45,858 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:21:45,859 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:21:45,859 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:21:45,859 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:21:45,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:21:45,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:21:45,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:21:45,861 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:21:45,862 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:21:45,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:21:45,862 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:21:45,863 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:21:45,863 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:21:45,863 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:21:45,864 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:21:45,864 INFO L153 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_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c [2023-11-21 22:21:46,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:21:46,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:21:46,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:21:46,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:21:46,244 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:21:46,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2023-11-21 22:21:49,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:21:49,933 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:21:49,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2023-11-21 22:21:49,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/data/3179a8605/e34d40560f4a404dad7f98ddc9eb1fc5/FLAG1e8ff9615 [2023-11-21 22:21:49,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/data/3179a8605/e34d40560f4a404dad7f98ddc9eb1fc5 [2023-11-21 22:21:49,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:21:49,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:21:49,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:49,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:21:49,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:21:49,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:49" (1/1) ... [2023-11-21 22:21:49,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a9eca0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:49, skipping insertion in model container [2023-11-21 22:21:49,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:49" (1/1) ... [2023-11-21 22:21:50,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:21:50,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:50,871 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:21:51,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:51,070 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:21:51,077 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:21:51,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51 WrapperNode [2023-11-21 22:21:51,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:51,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:51,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:21:51,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:21:51,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,264 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1905 [2023-11-21 22:21:51,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:51,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:21:51,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:21:51,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:21:51,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,312 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,451 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:21:51,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,529 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:21:51,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:21:51,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:21:51,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:21:51,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (1/1) ... [2023-11-21 22:21:51,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:21:51,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:51,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:21:51,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:21:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 22:21:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 22:21:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:21:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:21:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:21:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:21:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:21:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:21:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:21:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:21:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:21:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:21:52,006 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:21:52,008 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:21:54,103 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:21:57,022 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:21:57,023 INFO L308 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-21 22:21:57,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:57 BoogieIcfgContainer [2023-11-21 22:21:57,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:21:57,030 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:21:57,030 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:21:57,034 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:21:57,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:21:49" (1/3) ... [2023-11-21 22:21:57,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea5f154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:21:57, skipping insertion in model container [2023-11-21 22:21:57,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:51" (2/3) ... [2023-11-21 22:21:57,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea5f154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:21:57, skipping insertion in model container [2023-11-21 22:21:57,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:57" (3/3) ... [2023-11-21 22:21:57,041 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test5-1.i [2023-11-21 22:21:57,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:21:57,065 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-21 22:21:57,144 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:21:57,154 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=LoopHeads, 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;@356a5cd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:21:57,155 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-11-21 22:21:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 181 states, 154 states have (on average 1.7662337662337662) internal successors, (272), 171 states have internal predecessors, (272), 13 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-21 22:21:57,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 22:21:57,169 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:21:57,169 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-21 22:21:57,171 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:21:57,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:57,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2148922, now seen corresponding path program 1 times [2023-11-21 22:21:57,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:57,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840385081] [2023-11-21 22:21:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:57,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:21:57,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:57,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840385081] [2023-11-21 22:21:57,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840385081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:57,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:57,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 22:21:57,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438211322] [2023-11-21 22:21:57,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:57,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:21:57,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:57,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:21:57,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:21:57,680 INFO L87 Difference]: Start difference. First operand has 181 states, 154 states have (on average 1.7662337662337662) internal successors, (272), 171 states have internal predecessors, (272), 13 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-21 22:21:59,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:02,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:04,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:06,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:08,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:09,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:09,281 INFO L93 Difference]: Finished difference Result 358 states and 600 transitions. [2023-11-21 22:22:09,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:22:09,287 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2023-11-21 22:22:09,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:22:09,299 INFO L225 Difference]: With dead ends: 358 [2023-11-21 22:22:09,299 INFO L226 Difference]: Without dead ends: 174 [2023-11-21 22:22:09,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:22:09,307 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:22:09,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 5 Unknown, 0 Unchecked, 11.5s Time] [2023-11-21 22:22:09,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-21 22:22:09,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2023-11-21 22:22:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 153 states have (on average 1.2091503267973855) internal successors, (185), 165 states have internal predecessors, (185), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-21 22:22:09,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 207 transitions. [2023-11-21 22:22:09,373 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 207 transitions. Word has length 3 [2023-11-21 22:22:09,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:22:09,374 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 207 transitions. [2023-11-21 22:22:09,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-21 22:22:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 207 transitions. [2023-11-21 22:22:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 22:22:09,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:22:09,375 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-21 22:22:09,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:22:09,376 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:22:09,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash 66616648, now seen corresponding path program 1 times [2023-11-21 22:22:09,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:09,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344981853] [2023-11-21 22:22:09,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:09,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:09,406 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:09,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1506646008] [2023-11-21 22:22:09,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:09,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:09,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:09,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:09,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:22:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:09,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:22:09,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:22:09,720 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:09,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:09,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344981853] [2023-11-21 22:22:09,721 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:09,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506646008] [2023-11-21 22:22:09,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506646008] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:09,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:09,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 22:22:09,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215979130] [2023-11-21 22:22:09,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:09,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:22:09,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:09,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:22:09,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:22:09,726 INFO L87 Difference]: Start difference. First operand 174 states and 207 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-21 22:22:11,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:13,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:16,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:18,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:20,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:23,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:25,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:27,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:29,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:31,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:33,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:34,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:34,568 INFO L93 Difference]: Finished difference Result 299 states and 370 transitions. [2023-11-21 22:22:34,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:22:34,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2023-11-21 22:22:34,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:22:34,580 INFO L225 Difference]: With dead ends: 299 [2023-11-21 22:22:34,580 INFO L226 Difference]: Without dead ends: 237 [2023-11-21 22:22:34,581 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 [2023-11-21 22:22:34,583 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 169 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 7 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2023-11-21 22:22:34,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 243 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 56 Invalid, 9 Unknown, 0 Unchecked, 24.8s Time] [2023-11-21 22:22:34,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2023-11-21 22:22:34,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 226. [2023-11-21 22:22:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 200 states have (on average 1.23) internal successors, (246), 217 states have internal predecessors, (246), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:22:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 278 transitions. [2023-11-21 22:22:34,632 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 278 transitions. Word has length 4 [2023-11-21 22:22:34,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:22:34,632 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 278 transitions. [2023-11-21 22:22:34,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-21 22:22:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 278 transitions. [2023-11-21 22:22:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 22:22:34,635 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:22:34,636 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:22:34,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 22:22:34,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:34,840 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:22:34,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:34,841 INFO L85 PathProgramCache]: Analyzing trace with hash -303857697, now seen corresponding path program 1 times [2023-11-21 22:22:34,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:34,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817813903] [2023-11-21 22:22:34,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:34,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:34,986 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:34,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1808145271] [2023-11-21 22:22:34,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:34,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:34,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:35,001 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:35,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:22:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:35,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:22:35,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:22:35,901 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:35,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:35,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817813903] [2023-11-21 22:22:35,902 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:35,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808145271] [2023-11-21 22:22:35,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808145271] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:35,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:35,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:22:35,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175601206] [2023-11-21 22:22:35,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:35,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:22:35,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:35,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:22:35,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:22:35,905 INFO L87 Difference]: Start difference. First operand 226 states and 278 transitions. Second operand has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2023-11-21 22:22:37,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:39,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:41,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:43,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:45,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:47,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:49,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:22:50,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:50,987 INFO L93 Difference]: Finished difference Result 287 states and 348 transitions. [2023-11-21 22:22:50,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:22:50,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2023-11-21 22:22:50,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:22:50,994 INFO L225 Difference]: With dead ends: 287 [2023-11-21 22:22:50,994 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:22:50,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:22:50,997 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 31 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:22:50,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 117 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 5 Unknown, 0 Unchecked, 15.1s Time] [2023-11-21 22:22:50,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:22:50,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:22:50,998 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) [2023-11-21 22:22:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:22:50,999 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2023-11-21 22:22:50,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:22:50,999 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:22:50,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2023-11-21 22:22:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:22:51,000 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:22:51,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-11-21 22:22:51,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-11-21 22:22:51,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-11-21 22:22:51,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-11-21 22:22:51,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-11-21 22:22:51,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-11-21 22:22:51,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-11-21 22:22:51,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-11-21 22:22:51,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-11-21 22:22:51,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-11-21 22:22:51,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:22:51,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:51,218 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:22:51,344 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(lines 698 700) no Hoare annotation was computed. [2023-11-21 22:22:51,345 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 698 700) the Hoare annotation is: true [2023-11-21 22:22:51,345 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:22:51,345 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:22:51,345 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:22:51,346 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2023-11-21 22:22:51,346 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2023-11-21 22:22:51,346 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-21 22:22:51,346 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2023-11-21 22:22:51,347 INFO L899 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2023-11-21 22:22:51,347 INFO L899 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2023-11-21 22:22:51,347 INFO L899 garLoopResultBuilder]: For program point L708-2(lines 708 724) no Hoare annotation was computed. [2023-11-21 22:22:51,347 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-21 22:22:51,347 INFO L895 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: false [2023-11-21 22:22:51,347 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2023-11-21 22:22:51,348 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-21 22:22:51,348 INFO L895 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: false [2023-11-21 22:22:51,348 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-21 22:22:51,348 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2023-11-21 22:22:51,349 INFO L895 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: false [2023-11-21 22:22:51,349 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-21 22:22:51,349 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:22:51,349 INFO L895 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: false [2023-11-21 22:22:51,349 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-21 22:22:51,349 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: false [2023-11-21 22:22:51,350 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2023-11-21 22:22:51,350 INFO L899 garLoopResultBuilder]: For program point L736-2(lines 736 745) no Hoare annotation was computed. [2023-11-21 22:22:51,350 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2023-11-21 22:22:51,350 INFO L899 garLoopResultBuilder]: For program point L736-3(line 736) no Hoare annotation was computed. [2023-11-21 22:22:51,350 INFO L899 garLoopResultBuilder]: For program point L736-4(line 736) no Hoare annotation was computed. [2023-11-21 22:22:51,351 INFO L895 garLoopResultBuilder]: At program point L736-5(lines 736 745) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,351 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-21 22:22:51,351 INFO L899 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2023-11-21 22:22:51,351 INFO L899 garLoopResultBuilder]: For program point L742-1(line 742) no Hoare annotation was computed. [2023-11-21 22:22:51,352 INFO L899 garLoopResultBuilder]: For program point L743-68(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,352 INFO L895 garLoopResultBuilder]: At program point L743-69(line 743) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~i~0#1|) [2023-11-21 22:22:51,352 INFO L899 garLoopResultBuilder]: For program point L743-70(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,352 INFO L895 garLoopResultBuilder]: At program point L743-71(line 743) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~i~0#1|) [2023-11-21 22:22:51,353 INFO L899 garLoopResultBuilder]: For program point L746-2(line 746) no Hoare annotation was computed. [2023-11-21 22:22:51,353 INFO L895 garLoopResultBuilder]: At program point L746-3(lines 746 754) the Hoare annotation is: false [2023-11-21 22:22:51,353 INFO L899 garLoopResultBuilder]: For program point L744-67(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,354 INFO L895 garLoopResultBuilder]: At program point L744-68(line 744) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,357 INFO L899 garLoopResultBuilder]: For program point L744-69(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,358 INFO L895 garLoopResultBuilder]: At program point L744-70(line 744) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,358 INFO L899 garLoopResultBuilder]: For program point L747(line 747) no Hoare annotation was computed. [2023-11-21 22:22:51,358 INFO L899 garLoopResultBuilder]: For program point L747-1(line 747) no Hoare annotation was computed. [2023-11-21 22:22:51,359 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2023-11-21 22:22:51,359 INFO L899 garLoopResultBuilder]: For program point L743-170(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,361 INFO L895 garLoopResultBuilder]: At program point L743-171(line 743) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~i~0#1|) [2023-11-21 22:22:51,361 INFO L899 garLoopResultBuilder]: For program point L743-172(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,361 INFO L899 garLoopResultBuilder]: For program point L743-173(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,365 INFO L895 garLoopResultBuilder]: At program point L743-174(line 743) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~i~0#1|) [2023-11-21 22:22:51,365 INFO L899 garLoopResultBuilder]: For program point L743-175(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,365 INFO L895 garLoopResultBuilder]: At program point L743-176(line 743) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~i~0#1|) [2023-11-21 22:22:51,365 INFO L899 garLoopResultBuilder]: For program point L743-178(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,366 INFO L899 garLoopResultBuilder]: For program point L743-180(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,366 INFO L895 garLoopResultBuilder]: At program point L743-182(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,366 INFO L899 garLoopResultBuilder]: For program point L743-183(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,366 INFO L899 garLoopResultBuilder]: For program point L743-184(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,366 INFO L895 garLoopResultBuilder]: At program point L743-186(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,367 INFO L899 garLoopResultBuilder]: For program point L743-187(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,367 INFO L899 garLoopResultBuilder]: For program point L743-188(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,367 INFO L895 garLoopResultBuilder]: At program point L743-189(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,367 INFO L899 garLoopResultBuilder]: For program point L743-190(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,367 INFO L899 garLoopResultBuilder]: For program point L743-193(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,368 INFO L895 garLoopResultBuilder]: At program point L743-194(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,368 INFO L899 garLoopResultBuilder]: For program point L744-169(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,369 INFO L895 garLoopResultBuilder]: At program point L744-170(line 744) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,369 INFO L899 garLoopResultBuilder]: For program point L743-202(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,369 INFO L899 garLoopResultBuilder]: For program point L744-171(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,369 INFO L895 garLoopResultBuilder]: At program point L743-203(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,369 INFO L899 garLoopResultBuilder]: For program point L744-172(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,372 INFO L895 garLoopResultBuilder]: At program point L744-173(line 744) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,372 INFO L899 garLoopResultBuilder]: For program point L744-174(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,372 INFO L895 garLoopResultBuilder]: At program point L744-175(line 744) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,372 INFO L899 garLoopResultBuilder]: For program point L744-177(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,373 INFO L899 garLoopResultBuilder]: For program point L743-210(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,373 INFO L899 garLoopResultBuilder]: For program point L744-179(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,373 INFO L899 garLoopResultBuilder]: For program point L743-212(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,373 INFO L895 garLoopResultBuilder]: At program point L744-181(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,373 INFO L899 garLoopResultBuilder]: For program point L744-182(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,374 INFO L895 garLoopResultBuilder]: At program point L743-214(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,375 INFO L899 garLoopResultBuilder]: For program point L744-183(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,375 INFO L899 garLoopResultBuilder]: For program point L743-215(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,375 INFO L895 garLoopResultBuilder]: At program point L744-185(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,376 INFO L899 garLoopResultBuilder]: For program point L744-186(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,376 INFO L899 garLoopResultBuilder]: For program point L744-187(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,376 INFO L895 garLoopResultBuilder]: At program point L744-188(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,376 INFO L899 garLoopResultBuilder]: For program point L744-189(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,376 INFO L899 garLoopResultBuilder]: For program point L744-192(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,377 INFO L899 garLoopResultBuilder]: For program point L748-68(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,377 INFO L895 garLoopResultBuilder]: At program point L744-193(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,377 INFO L895 garLoopResultBuilder]: At program point L748-69(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,377 INFO L899 garLoopResultBuilder]: For program point L743-225(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,377 INFO L899 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,378 INFO L895 garLoopResultBuilder]: At program point L748-71(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,378 INFO L899 garLoopResultBuilder]: For program point L744-201(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,378 INFO L895 garLoopResultBuilder]: At program point L744-202(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,378 INFO L899 garLoopResultBuilder]: For program point L743-235(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,378 INFO L895 garLoopResultBuilder]: At program point L743-236(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,378 INFO L899 garLoopResultBuilder]: For program point L743-237(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,379 INFO L899 garLoopResultBuilder]: For program point L744-209(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,379 INFO L899 garLoopResultBuilder]: For program point L744-211(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,379 INFO L895 garLoopResultBuilder]: At program point L744-213(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,379 INFO L899 garLoopResultBuilder]: For program point L744-214(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,379 INFO L895 garLoopResultBuilder]: At program point L743-246(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,380 INFO L895 garLoopResultBuilder]: At program point L743-248(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,380 INFO L899 garLoopResultBuilder]: For program point L743-249(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,380 INFO L899 garLoopResultBuilder]: For program point L743-255(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,380 INFO L899 garLoopResultBuilder]: For program point L744-224(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,380 INFO L899 garLoopResultBuilder]: For program point L743-256(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,380 INFO L895 garLoopResultBuilder]: At program point L743-257(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,381 INFO L899 garLoopResultBuilder]: For program point L743-259(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,381 INFO L899 garLoopResultBuilder]: For program point L743-260(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,381 INFO L895 garLoopResultBuilder]: At program point L743-261(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,381 INFO L899 garLoopResultBuilder]: For program point L743-262(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,381 INFO L899 garLoopResultBuilder]: For program point L743-263(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,382 INFO L895 garLoopResultBuilder]: At program point L743-264(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,382 INFO L899 garLoopResultBuilder]: For program point L743-265(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,382 INFO L899 garLoopResultBuilder]: For program point L744-234(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,383 INFO L895 garLoopResultBuilder]: At program point L743-266(line 743) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,383 INFO L895 garLoopResultBuilder]: At program point L744-235(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,383 INFO L899 garLoopResultBuilder]: For program point L743-267(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,383 INFO L899 garLoopResultBuilder]: For program point L744-236(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,384 INFO L899 garLoopResultBuilder]: For program point L743-268(line 743) no Hoare annotation was computed. [2023-11-21 22:22:51,384 INFO L895 garLoopResultBuilder]: At program point L743-269(line 743) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~i~0#1|) [2023-11-21 22:22:51,384 INFO L895 garLoopResultBuilder]: At program point L744-245(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,385 INFO L895 garLoopResultBuilder]: At program point L744-247(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,386 INFO L899 garLoopResultBuilder]: For program point L744-248(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,386 INFO L902 garLoopResultBuilder]: At program point L752(line 752) the Hoare annotation is: true [2023-11-21 22:22:51,386 INFO L899 garLoopResultBuilder]: For program point L752-1(lines 746 754) no Hoare annotation was computed. [2023-11-21 22:22:51,386 INFO L899 garLoopResultBuilder]: For program point L744-254(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,386 INFO L899 garLoopResultBuilder]: For program point L744-255(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,386 INFO L895 garLoopResultBuilder]: At program point L744-256(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,387 INFO L899 garLoopResultBuilder]: For program point L744-258(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,387 INFO L899 garLoopResultBuilder]: For program point L744-259(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,387 INFO L895 garLoopResultBuilder]: At program point L744-260(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,387 INFO L899 garLoopResultBuilder]: For program point L744-261(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,387 INFO L899 garLoopResultBuilder]: For program point L744-262(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,387 INFO L895 garLoopResultBuilder]: At program point L744-263(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,388 INFO L899 garLoopResultBuilder]: For program point L744-264(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,388 INFO L895 garLoopResultBuilder]: At program point L744-265(line 744) the Hoare annotation is: false [2023-11-21 22:22:51,388 INFO L899 garLoopResultBuilder]: For program point L744-266(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,388 INFO L899 garLoopResultBuilder]: For program point L744-267(line 744) no Hoare annotation was computed. [2023-11-21 22:22:51,388 INFO L895 garLoopResultBuilder]: At program point L744-268(line 744) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:22:51,389 INFO L899 garLoopResultBuilder]: For program point L748-170(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,389 INFO L895 garLoopResultBuilder]: At program point L748-171(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,389 INFO L899 garLoopResultBuilder]: For program point L748-172(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,389 INFO L899 garLoopResultBuilder]: For program point L748-173(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,389 INFO L895 garLoopResultBuilder]: At program point L748-174(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,389 INFO L899 garLoopResultBuilder]: For program point L748-175(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,390 INFO L895 garLoopResultBuilder]: At program point L748-176(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,390 INFO L899 garLoopResultBuilder]: For program point L748-178(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,390 INFO L899 garLoopResultBuilder]: For program point L748-185(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,390 INFO L895 garLoopResultBuilder]: At program point L748-186(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,390 INFO L899 garLoopResultBuilder]: For program point L748-187(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,390 INFO L899 garLoopResultBuilder]: For program point L748-188(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,391 INFO L899 garLoopResultBuilder]: For program point L748-190(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,391 INFO L895 garLoopResultBuilder]: At program point L748-191(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,391 INFO L899 garLoopResultBuilder]: For program point L748-197(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,391 INFO L899 garLoopResultBuilder]: For program point L748-198(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,391 INFO L899 garLoopResultBuilder]: For program point L748-201(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,391 INFO L899 garLoopResultBuilder]: For program point L748-202(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,392 INFO L899 garLoopResultBuilder]: For program point L748-204(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,392 INFO L895 garLoopResultBuilder]: At program point L748-205(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,392 INFO L895 garLoopResultBuilder]: At program point L748-207(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,392 INFO L899 garLoopResultBuilder]: For program point L748-208(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,392 INFO L895 garLoopResultBuilder]: At program point L748-209(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,393 INFO L899 garLoopResultBuilder]: For program point L748-211(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,395 INFO L899 garLoopResultBuilder]: For program point L748-213(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,396 INFO L895 garLoopResultBuilder]: At program point L748-214(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,396 INFO L899 garLoopResultBuilder]: For program point L748-215(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,396 INFO L899 garLoopResultBuilder]: For program point L748-216(line 748) no Hoare annotation was computed. [2023-11-21 22:22:51,396 INFO L895 garLoopResultBuilder]: At program point L748-217(line 748) the Hoare annotation is: false [2023-11-21 22:22:51,396 INFO L899 garLoopResultBuilder]: For program point L748-218(lines 746 754) no Hoare annotation was computed. [2023-11-21 22:22:51,397 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:22:51,397 INFO L902 garLoopResultBuilder]: At program point L703(line 703) the Hoare annotation is: true [2023-11-21 22:22:51,397 INFO L899 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2023-11-21 22:22:51,399 INFO L899 garLoopResultBuilder]: For program point L702-1(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:22:51,399 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:22:51,399 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-21 22:22:51,403 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 22:22:51,406 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:22:51,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:22:51 BoogieIcfgContainer [2023-11-21 22:22:51,428 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:22:51,429 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:22:51,429 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:22:51,430 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:22:51,430 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:57" (3/4) ... [2023-11-21 22:22:51,433 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:22:51,437 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-21 22:22:51,437 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:22:51,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:22:51,479 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 341 nodes and edges [2023-11-21 22:22:51,481 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-21 22:22:51,484 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 22:22:51,486 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:22:51,721 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:22:51,724 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:22:51,724 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:22:51,725 INFO L158 Benchmark]: Toolchain (without parser) took 61748.74ms. Allocated memory was 138.4MB in the beginning and 314.6MB in the end (delta: 176.2MB). Free memory was 76.4MB in the beginning and 155.8MB in the end (delta: -79.4MB). Peak memory consumption was 96.3MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,725 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 138.4MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:22:51,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1100.63ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 76.3MB in the beginning and 133.9MB in the end (delta: -57.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.17ms. Allocated memory is still 192.9MB. Free memory was 133.5MB in the beginning and 122.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,726 INFO L158 Benchmark]: Boogie Preprocessor took 353.74ms. Allocated memory is still 192.9MB. Free memory was 122.2MB in the beginning and 96.9MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,727 INFO L158 Benchmark]: RCFGBuilder took 5399.67ms. Allocated memory was 192.9MB in the beginning and 314.6MB in the end (delta: 121.6MB). Free memory was 96.9MB in the beginning and 176.8MB in the end (delta: -79.9MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,727 INFO L158 Benchmark]: TraceAbstraction took 54398.70ms. Allocated memory is still 314.6MB. Free memory was 176.8MB in the beginning and 172.6MB in the end (delta: 4.2MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,728 INFO L158 Benchmark]: Witness Printer took 295.12ms. Allocated memory is still 314.6MB. Free memory was 171.5MB in the beginning and 155.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:22:51,731 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42ms. Allocated memory is still 138.4MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1100.63ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 76.3MB in the beginning and 133.9MB in the end (delta: -57.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 190.17ms. Allocated memory is still 192.9MB. Free memory was 133.5MB in the beginning and 122.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 353.74ms. Allocated memory is still 192.9MB. Free memory was 122.2MB in the beginning and 96.9MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 5399.67ms. Allocated memory was 192.9MB in the beginning and 314.6MB in the end (delta: 121.6MB). Free memory was 96.9MB in the beginning and 176.8MB in the end (delta: -79.9MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. * TraceAbstraction took 54398.70ms. Allocated memory is still 314.6MB. Free memory was 176.8MB in the beginning and 172.6MB in the end (delta: 4.2MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. * Witness Printer took 295.12ms. Allocated memory is still 314.6MB. Free memory was 171.5MB in the beginning and 155.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 181 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 54.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 51.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 19 mSolverCounterUnknown, 214 SdHoareTripleChecker+Valid, 51.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 200 mSDsluCounter, 540 SdHoareTripleChecker+Invalid, 51.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 135 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 113 IncrementalHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 405 mSDtfsCounter, 113 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=226occurred in iteration=2, InterpolantAutomatonStates: 8, 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, 3 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 132 PreInvPairs, 159 NumberOfFragments, 115 HoareAnnotationTreeSize, 132 FomulaSimplifications, 80 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 176 SizeOfPredicates, 1 NumberOfNonLiveVariables, 591 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 10 specifications checked. All of them hold - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (i == 0) RESULT: Ultimate proved your program to be correct! [2023-11-21 22:22:51,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aaccf9c-29b6-4943-9934-4801b13f8065/bin/uautomizer-verify-bycVGegfSx/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