./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-2.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_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/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_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/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_31dd4c51-dfcc-4557-a152-1849f3f41366/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 42d34b3801344b79b388ecea52b2e670196aa6b758fe24ea6ecf5c2b8bbf579b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:20:50,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:20:50,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:20:50,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:20:50,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:20:50,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:20:50,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:20:50,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:20:50,766 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:20:50,767 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:20:50,768 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:20:50,768 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:20:50,769 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:20:50,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:20:50,771 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:20:50,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:20:50,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:20:50,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:20:50,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:20:50,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:20:50,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:20:50,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:20:50,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:20:50,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:20:50,781 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:20:50,782 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:20:50,782 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:20:50,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:20:50,783 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:20:50,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:20:50,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:20:50,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:20:50,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:20:50,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:20:50,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:20:50,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:20:50,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:20:50,788 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:20:50,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:20:50,789 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:20:50,789 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:20:50,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:20:50,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:20:50,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:20:50,790 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_31dd4c51-dfcc-4557-a152-1849f3f41366/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42d34b3801344b79b388ecea52b2e670196aa6b758fe24ea6ecf5c2b8bbf579b [2023-11-21 22:20:51,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:20:51,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:20:51,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:20:51,112 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:20:51,113 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:20:51,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-2.i [2023-11-21 22:20:54,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:20:54,587 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:20:54,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-2.i [2023-11-21 22:20:54,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/data/e6b92c4de/05bbbaf3c5de449c98d41cac70695b20/FLAG4019ca876 [2023-11-21 22:20:54,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/data/e6b92c4de/05bbbaf3c5de449c98d41cac70695b20 [2023-11-21 22:20:54,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:20:54,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:20:54,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:20:54,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:20:54,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:20:54,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:20:54" (1/1) ... [2023-11-21 22:20:54,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33be7534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:54, skipping insertion in model container [2023-11-21 22:20:54,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:20:54" (1/1) ... [2023-11-21 22:20:54,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:20:55,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:20:55,557 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:20:55,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:20:55,726 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:20:55,734 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:20:55,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55 WrapperNode [2023-11-21 22:20:55,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:20:55,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:20:55,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:20:55,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:20:55,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:55,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:55,933 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-11-21 22:20:55,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:20:55,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:20:55,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:20:55,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:20:55,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:55,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,001 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,092 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 22:20:56,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:20:56,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:20:56,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:20:56,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:20:56,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (1/1) ... [2023-11-21 22:20:56,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:20:56,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:20:56,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:20:56,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:20:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 22:20:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 22:20:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:20:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:20:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:20:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:20:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:20:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:20:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-21 22:20:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-21 22:20:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:20:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:20:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:20:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:20:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:20:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:20:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:20:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:20:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:20:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:20:56,554 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:20:56,557 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:20:58,317 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:21:00,464 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:21:00,465 INFO L308 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-21 22:21:00,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:00 BoogieIcfgContainer [2023-11-21 22:21:00,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:21:00,470 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:21:00,471 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:21:00,474 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:21:00,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:20:54" (1/3) ... [2023-11-21 22:21:00,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2819a567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:21:00, skipping insertion in model container [2023-11-21 22:21:00,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:55" (2/3) ... [2023-11-21 22:21:00,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2819a567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:21:00, skipping insertion in model container [2023-11-21 22:21:00,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:00" (3/3) ... [2023-11-21 22:21:00,480 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test8-2.i [2023-11-21 22:21:00,502 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:21:00,502 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-21 22:21:00,563 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:21:00,571 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;@62da1df3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:21:00,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-21 22:21:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 152 states have (on average 1.75) internal successors, (266), 177 states have internal predecessors, (266), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-21 22:21:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 22:21:00,583 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:21:00,584 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-21 22:21:00,585 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-21 22:21:00,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:00,591 INFO L85 PathProgramCache]: Analyzing trace with hash 53858912, now seen corresponding path program 1 times [2023-11-21 22:21:00,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:00,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437048303] [2023-11-21 22:21:00,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:00,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:00,769 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:21:00,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [804575377] [2023-11-21 22:21:00,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:00,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:00,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:00,777 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:00,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:21:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:01,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 22:21:01,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:01,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 22:21:01,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-21 22:21:01,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 22:21:01,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-21 22:21:01,205 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 22:21:01,206 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:21:01,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:01,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437048303] [2023-11-21 22:21:01,207 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:21:01,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804575377] [2023-11-21 22:21:01,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804575377] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:01,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:01,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:21:01,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141778256] [2023-11-21 22:21:01,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:01,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:21:01,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:01,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:21:01,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:21:01,250 INFO L87 Difference]: Start difference. First operand has 187 states, 152 states have (on average 1.75) internal successors, (266), 177 states have internal predecessors, (266), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 22:21:03,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:06,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:08,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:10,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:12,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:14,762 WARN L539 Checker$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 22:21:16,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:18,778 WARN L539 Checker$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 22:21:19,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:19,246 INFO L93 Difference]: Finished difference Result 362 states and 631 transitions. [2023-11-21 22:21:19,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:21:19,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 22:21:19,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:21:19,260 INFO L225 Difference]: With dead ends: 362 [2023-11-21 22:21:19,262 INFO L226 Difference]: Without dead ends: 143 [2023-11-21 22:21:19,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:21:19,281 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 54 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 3 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2023-11-21 22:21:19,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 410 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 105 Invalid, 7 Unknown, 0 Unchecked, 17.9s Time] [2023-11-21 22:21:19,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-21 22:21:19,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 105. [2023-11-21 22:21:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 82 states have (on average 1.353658536585366) internal successors, (111), 101 states have internal predecessors, (111), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:21:19,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 143 transitions. [2023-11-21 22:21:19,366 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 143 transitions. Word has length 4 [2023-11-21 22:21:19,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:21:19,366 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 143 transitions. [2023-11-21 22:21:19,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 22:21:19,367 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 143 transitions. [2023-11-21 22:21:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 22:21:19,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:21:19,367 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-21 22:21:19,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 22:21:19,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-21 22:21:19,574 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-21 22:21:19,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:19,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1669626437, now seen corresponding path program 1 times [2023-11-21 22:21:19,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:19,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093118520] [2023-11-21 22:21:19,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:19,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:19,639 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:21:19,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1016035583] [2023-11-21 22:21:19,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:19,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:19,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:19,657 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:19,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:21:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:19,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 22:21:19,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:19,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-21 22:21:19,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 22:21:19,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 22:21:19,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-21 22:21:19,946 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 22:21:19,946 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:21:19,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:19,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093118520] [2023-11-21 22:21:19,947 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:21:19,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016035583] [2023-11-21 22:21:19,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016035583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:19,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:19,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:21:19,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388527033] [2023-11-21 22:21:19,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:19,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:21:19,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:19,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:21:19,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:21:19,951 INFO L87 Difference]: Start difference. First operand 105 states and 143 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 22:21:21,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:24,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:26,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:28,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:30,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:32,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:34,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:36,278 WARN L539 Checker$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 22:21:38,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:40,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:21:40,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:40,323 INFO L93 Difference]: Finished difference Result 143 states and 189 transitions. [2023-11-21 22:21:40,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:21:40,324 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2023-11-21 22:21:40,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:21:40,327 INFO L225 Difference]: With dead ends: 143 [2023-11-21 22:21:40,327 INFO L226 Difference]: Without dead ends: 140 [2023-11-21 22:21:40,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:21:40,329 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 46 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 2 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2023-11-21 22:21:40,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 351 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 61 Invalid, 10 Unknown, 0 Unchecked, 20.3s Time] [2023-11-21 22:21:40,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-21 22:21:40,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 102. [2023-11-21 22:21:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 80 states have (on average 1.35) internal successors, (108), 98 states have internal predecessors, (108), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:21:40,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 140 transitions. [2023-11-21 22:21:40,346 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 140 transitions. Word has length 5 [2023-11-21 22:21:40,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:21:40,347 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 140 transitions. [2023-11-21 22:21:40,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 22:21:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-21 22:21:40,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 22:21:40,349 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:21:40,349 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] [2023-11-21 22:21:40,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-21 22:21:40,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:40,574 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-21 22:21:40,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:40,575 INFO L85 PathProgramCache]: Analyzing trace with hash 451946363, now seen corresponding path program 1 times [2023-11-21 22:21:40,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:40,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476754154] [2023-11-21 22:21:40,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:40,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:41,378 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 22:21:41,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:41,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476754154] [2023-11-21 22:21:41,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476754154] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:41,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:41,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:21:41,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093764263] [2023-11-21 22:21:41,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:41,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:21:41,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:41,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:21:41,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:21:41,386 INFO L87 Difference]: Start difference. First operand 102 states and 140 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:21:41,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:41,409 INFO L93 Difference]: Finished difference Result 102 states and 140 transitions. [2023-11-21 22:21:41,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:21:41,410 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2023-11-21 22:21:41,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:21:41,410 INFO L225 Difference]: With dead ends: 102 [2023-11-21 22:21:41,410 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:21:41,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:21:41,415 INFO L413 NwaCegarLoop]: 0 mSDtfsCounter, 1 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:21:41,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 0 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-21 22:21:41,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:21:41,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:21:41,420 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 22:21:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:21:41,421 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2023-11-21 22:21:41,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:21:41,421 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:21:41,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:21:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:21:41,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:21:41,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-21 22:21:41,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-21 22:21:41,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-21 22:21:41,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-21 22:21:41,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-21 22:21:41,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-21 22:21:41,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-21 22:21:41,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-21 22:21:41,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 22:21:41,433 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:21:41,534 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(lines 698 700) no Hoare annotation was computed. [2023-11-21 22:21:41,535 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 698 700) the Hoare annotation is: true [2023-11-21 22:21:41,535 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:21:41,536 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:21:41,536 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:21:41,536 INFO L902 garLoopResultBuilder]: At program point L737(line 737) the Hoare annotation is: true [2023-11-21 22:21:41,536 INFO L899 garLoopResultBuilder]: For program point L733(line 733) no Hoare annotation was computed. [2023-11-21 22:21:41,536 INFO L902 garLoopResultBuilder]: At program point L725(line 725) the Hoare annotation is: true [2023-11-21 22:21:41,537 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-21 22:21:41,537 INFO L902 garLoopResultBuilder]: At program point L746(line 746) the Hoare annotation is: true [2023-11-21 22:21:41,537 INFO L902 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: true [2023-11-21 22:21:41,537 INFO L899 garLoopResultBuilder]: For program point test_intEXIT(lines 707 755) no Hoare annotation was computed. [2023-11-21 22:21:41,538 INFO L899 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2023-11-21 22:21:41,538 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-21 22:21:41,538 INFO L902 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: true [2023-11-21 22:21:41,538 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-21 22:21:41,539 INFO L899 garLoopResultBuilder]: For program point test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-21 22:21:41,539 INFO L902 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: true [2023-11-21 22:21:41,539 INFO L899 garLoopResultBuilder]: For program point L751(line 751) no Hoare annotation was computed. [2023-11-21 22:21:41,539 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-21 22:21:41,539 INFO L902 garLoopResultBuilder]: At program point L743(line 743) the Hoare annotation is: true [2023-11-21 22:21:41,539 INFO L902 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: true [2023-11-21 22:21:41,540 INFO L899 garLoopResultBuilder]: For program point L739(line 739) no Hoare annotation was computed. [2023-11-21 22:21:41,540 INFO L899 garLoopResultBuilder]: For program point test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-21 22:21:41,540 INFO L902 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: true [2023-11-21 22:21:41,540 INFO L899 garLoopResultBuilder]: For program point L727(line 727) no Hoare annotation was computed. [2023-11-21 22:21:41,540 INFO L902 garLoopResultBuilder]: At program point L752(line 752) the Hoare annotation is: true [2023-11-21 22:21:41,540 INFO L902 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: true [2023-11-21 22:21:41,541 INFO L899 garLoopResultBuilder]: For program point L748(line 748) no Hoare annotation was computed. [2023-11-21 22:21:41,541 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-21 22:21:41,541 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 707 755) the Hoare annotation is: true [2023-11-21 22:21:41,541 INFO L902 garLoopResultBuilder]: At program point L740(line 740) the Hoare annotation is: true [2023-11-21 22:21:41,541 INFO L899 garLoopResultBuilder]: For program point L736(line 736) no Hoare annotation was computed. [2023-11-21 22:21:41,542 INFO L902 garLoopResultBuilder]: At program point L728(line 728) the Hoare annotation is: true [2023-11-21 22:21:41,542 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-21 22:21:41,542 INFO L902 garLoopResultBuilder]: At program point L749(line 749) the Hoare annotation is: true [2023-11-21 22:21:41,542 INFO L902 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: true [2023-11-21 22:21:41,542 INFO L899 garLoopResultBuilder]: For program point L745(line 745) no Hoare annotation was computed. [2023-11-21 22:21:41,542 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-21 22:21:41,543 INFO L899 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2023-11-21 22:21:41,543 INFO L899 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2023-11-21 22:21:41,543 INFO L899 garLoopResultBuilder]: For program point L708-2(lines 708 754) no Hoare annotation was computed. [2023-11-21 22:21:41,543 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 765) no Hoare annotation was computed. [2023-11-21 22:21:41,543 INFO L899 garLoopResultBuilder]: For program point L765-1(lines 765 774) no Hoare annotation was computed. [2023-11-21 22:21:41,544 INFO L899 garLoopResultBuilder]: For program point L765-4(line 765) no Hoare annotation was computed. [2023-11-21 22:21:41,544 INFO L899 garLoopResultBuilder]: For program point L765-5(line 765) no Hoare annotation was computed. [2023-11-21 22:21:41,544 INFO L895 garLoopResultBuilder]: At program point L765-6(lines 765 774) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (= (select |#valid| |ULTIMATE.start_main_~#i~0#1.base|) 1)) [2023-11-21 22:21:41,544 INFO L899 garLoopResultBuilder]: For program point L765-7(lines 765 774) no Hoare annotation was computed. [2023-11-21 22:21:41,545 INFO L899 garLoopResultBuilder]: For program point L771(line 771) no Hoare annotation was computed. [2023-11-21 22:21:41,545 INFO L899 garLoopResultBuilder]: For program point L771-1(line 771) no Hoare annotation was computed. [2023-11-21 22:21:41,545 INFO L895 garLoopResultBuilder]: At program point L773(line 773) the Hoare annotation is: false [2023-11-21 22:21:41,545 INFO L899 garLoopResultBuilder]: For program point L773-1(line 773) no Hoare annotation was computed. [2023-11-21 22:21:41,545 INFO L899 garLoopResultBuilder]: For program point L772-68(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,546 INFO L902 garLoopResultBuilder]: At program point L772-69(line 772) the Hoare annotation is: true [2023-11-21 22:21:41,546 INFO L899 garLoopResultBuilder]: For program point L772-70(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,546 INFO L902 garLoopResultBuilder]: At program point L772-71(line 772) the Hoare annotation is: true [2023-11-21 22:21:41,546 INFO L899 garLoopResultBuilder]: For program point L775-1(lines 775 784) no Hoare annotation was computed. [2023-11-21 22:21:41,546 INFO L899 garLoopResultBuilder]: For program point L775-3(line 775) no Hoare annotation was computed. [2023-11-21 22:21:41,546 INFO L899 garLoopResultBuilder]: For program point L775-4(line 775) no Hoare annotation was computed. [2023-11-21 22:21:41,547 INFO L895 garLoopResultBuilder]: At program point L775-5(lines 775 784) the Hoare annotation is: false [2023-11-21 22:21:41,547 INFO L899 garLoopResultBuilder]: For program point L775-6(lines 775 784) no Hoare annotation was computed. [2023-11-21 22:21:41,547 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 775) no Hoare annotation was computed. [2023-11-21 22:21:41,547 INFO L899 garLoopResultBuilder]: For program point L772-170(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,547 INFO L902 garLoopResultBuilder]: At program point L772-171(line 772) the Hoare annotation is: true [2023-11-21 22:21:41,547 INFO L899 garLoopResultBuilder]: For program point L772-172(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,548 INFO L899 garLoopResultBuilder]: For program point L772-173(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,548 INFO L902 garLoopResultBuilder]: At program point L772-174(line 772) the Hoare annotation is: true [2023-11-21 22:21:41,548 INFO L899 garLoopResultBuilder]: For program point L772-175(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,548 INFO L902 garLoopResultBuilder]: At program point L772-176(line 772) the Hoare annotation is: true [2023-11-21 22:21:41,548 INFO L899 garLoopResultBuilder]: For program point L772-178(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,548 INFO L899 garLoopResultBuilder]: For program point L772-180(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,549 INFO L895 garLoopResultBuilder]: At program point L772-182(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,549 INFO L899 garLoopResultBuilder]: For program point L772-183(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,549 INFO L899 garLoopResultBuilder]: For program point L772-184(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,549 INFO L895 garLoopResultBuilder]: At program point L772-186(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,549 INFO L899 garLoopResultBuilder]: For program point L772-187(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,549 INFO L899 garLoopResultBuilder]: For program point L772-188(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,550 INFO L895 garLoopResultBuilder]: At program point L772-189(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,550 INFO L899 garLoopResultBuilder]: For program point L778-3(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,550 INFO L899 garLoopResultBuilder]: For program point L772-190(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,550 INFO L899 garLoopResultBuilder]: For program point L776-68(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,550 INFO L899 garLoopResultBuilder]: For program point L772-193(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,550 INFO L895 garLoopResultBuilder]: At program point L776-69(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,551 INFO L895 garLoopResultBuilder]: At program point L772-194(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,551 INFO L899 garLoopResultBuilder]: For program point L776-70(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,551 INFO L899 garLoopResultBuilder]: For program point L778-8(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,551 INFO L895 garLoopResultBuilder]: At program point L776-71(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,551 INFO L899 garLoopResultBuilder]: For program point L778-11(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,551 INFO L895 garLoopResultBuilder]: At program point L778-12(line 778) the Hoare annotation is: false [2023-11-21 22:21:41,552 INFO L899 garLoopResultBuilder]: For program point L778-13(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,552 INFO L899 garLoopResultBuilder]: For program point L772-202(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,552 INFO L895 garLoopResultBuilder]: At program point L772-203(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,552 INFO L899 garLoopResultBuilder]: For program point L778-22(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,552 INFO L895 garLoopResultBuilder]: At program point L778-23(line 778) the Hoare annotation is: false [2023-11-21 22:21:41,557 INFO L899 garLoopResultBuilder]: For program point L772-210(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,558 INFO L899 garLoopResultBuilder]: For program point L772-212(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,558 INFO L895 garLoopResultBuilder]: At program point L772-214(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,558 INFO L899 garLoopResultBuilder]: For program point L772-215(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,559 INFO L899 garLoopResultBuilder]: For program point L778-34(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,559 INFO L895 garLoopResultBuilder]: At program point L778-35(line 778) the Hoare annotation is: false [2023-11-21 22:21:41,559 INFO L899 garLoopResultBuilder]: For program point L778-36(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,559 INFO L899 garLoopResultBuilder]: For program point L778-37(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,560 INFO L899 garLoopResultBuilder]: For program point L778-38(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,560 INFO L899 garLoopResultBuilder]: For program point L772-225(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,560 INFO L895 garLoopResultBuilder]: At program point L778-39(line 778) the Hoare annotation is: false [2023-11-21 22:21:41,560 INFO L899 garLoopResultBuilder]: For program point L778-40(line 778) no Hoare annotation was computed. [2023-11-21 22:21:41,560 INFO L899 garLoopResultBuilder]: For program point L772-235(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,561 INFO L895 garLoopResultBuilder]: At program point L772-236(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,561 INFO L899 garLoopResultBuilder]: For program point L772-237(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,561 INFO L895 garLoopResultBuilder]: At program point L772-246(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,562 INFO L895 garLoopResultBuilder]: At program point L772-248(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,562 INFO L895 garLoopResultBuilder]: At program point L780(line 780) the Hoare annotation is: false [2023-11-21 22:21:41,564 INFO L899 garLoopResultBuilder]: For program point L772-249(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,564 INFO L899 garLoopResultBuilder]: For program point L780-1(line 780) no Hoare annotation was computed. [2023-11-21 22:21:41,564 INFO L899 garLoopResultBuilder]: For program point L772-255(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,564 INFO L899 garLoopResultBuilder]: For program point L772-256(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,565 INFO L895 garLoopResultBuilder]: At program point L772-257(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,565 INFO L899 garLoopResultBuilder]: For program point L772-259(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,565 INFO L899 garLoopResultBuilder]: For program point L772-260(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,565 INFO L895 garLoopResultBuilder]: At program point L772-261(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,565 INFO L899 garLoopResultBuilder]: For program point L772-262(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,566 INFO L899 garLoopResultBuilder]: For program point L772-263(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,566 INFO L895 garLoopResultBuilder]: At program point L772-264(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,566 INFO L899 garLoopResultBuilder]: For program point L772-265(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,566 INFO L895 garLoopResultBuilder]: At program point L772-266(line 772) the Hoare annotation is: false [2023-11-21 22:21:41,567 INFO L899 garLoopResultBuilder]: For program point L772-267(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,567 INFO L899 garLoopResultBuilder]: For program point L772-268(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,567 INFO L902 garLoopResultBuilder]: At program point L772-269(line 772) the Hoare annotation is: true [2023-11-21 22:21:41,567 INFO L899 garLoopResultBuilder]: For program point L772-270(line 772) no Hoare annotation was computed. [2023-11-21 22:21:41,567 INFO L899 garLoopResultBuilder]: For program point L776-170(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,568 INFO L895 garLoopResultBuilder]: At program point L776-171(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,568 INFO L899 garLoopResultBuilder]: For program point L776-172(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,568 INFO L899 garLoopResultBuilder]: For program point L776-173(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,568 INFO L895 garLoopResultBuilder]: At program point L776-174(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,569 INFO L899 garLoopResultBuilder]: For program point L776-175(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,569 INFO L895 garLoopResultBuilder]: At program point L776-176(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,569 INFO L899 garLoopResultBuilder]: For program point L776-178(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,569 INFO L899 garLoopResultBuilder]: For program point L776-185(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,570 INFO L895 garLoopResultBuilder]: At program point L776-186(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,570 INFO L902 garLoopResultBuilder]: At program point L782(line 782) the Hoare annotation is: true [2023-11-21 22:21:41,570 INFO L899 garLoopResultBuilder]: For program point L776-187(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,570 INFO L899 garLoopResultBuilder]: For program point L782-1(lines 775 784) no Hoare annotation was computed. [2023-11-21 22:21:41,570 INFO L899 garLoopResultBuilder]: For program point L776-188(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,571 INFO L899 garLoopResultBuilder]: For program point L776-190(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,571 INFO L895 garLoopResultBuilder]: At program point L776-191(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,571 INFO L899 garLoopResultBuilder]: For program point L776-197(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,571 INFO L899 garLoopResultBuilder]: For program point L776-198(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,572 INFO L899 garLoopResultBuilder]: For program point L776-201(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,572 INFO L899 garLoopResultBuilder]: For program point L776-202(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,572 INFO L899 garLoopResultBuilder]: For program point L776-204(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,572 INFO L895 garLoopResultBuilder]: At program point L776-205(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,572 INFO L895 garLoopResultBuilder]: At program point L776-207(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,573 INFO L899 garLoopResultBuilder]: For program point L776-208(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,573 INFO L895 garLoopResultBuilder]: At program point L776-209(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,573 INFO L899 garLoopResultBuilder]: For program point L776-211(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,573 INFO L899 garLoopResultBuilder]: For program point L776-213(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,574 INFO L895 garLoopResultBuilder]: At program point L776-214(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,574 INFO L899 garLoopResultBuilder]: For program point L776-215(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,574 INFO L899 garLoopResultBuilder]: For program point L776-216(line 776) no Hoare annotation was computed. [2023-11-21 22:21:41,574 INFO L895 garLoopResultBuilder]: At program point L776-217(line 776) the Hoare annotation is: false [2023-11-21 22:21:41,575 INFO L899 garLoopResultBuilder]: For program point L776-218(lines 775 784) no Hoare annotation was computed. [2023-11-21 22:21:41,575 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:21:41,575 INFO L902 garLoopResultBuilder]: At program point L786-9(lines 786 789) the Hoare annotation is: true [2023-11-21 22:21:41,575 INFO L899 garLoopResultBuilder]: For program point L787-3(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,575 INFO L899 garLoopResultBuilder]: For program point L787-8(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,575 INFO L899 garLoopResultBuilder]: For program point L787-11(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,575 INFO L902 garLoopResultBuilder]: At program point L787-12(line 787) the Hoare annotation is: true [2023-11-21 22:21:41,576 INFO L899 garLoopResultBuilder]: For program point L787-13(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,577 INFO L899 garLoopResultBuilder]: For program point L787-22(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,577 INFO L902 garLoopResultBuilder]: At program point L787-23(line 787) the Hoare annotation is: true [2023-11-21 22:21:41,577 INFO L899 garLoopResultBuilder]: For program point L787-34(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,577 INFO L902 garLoopResultBuilder]: At program point L787-35(line 787) the Hoare annotation is: true [2023-11-21 22:21:41,578 INFO L899 garLoopResultBuilder]: For program point L787-36(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,578 INFO L899 garLoopResultBuilder]: For program point L787-37(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,578 INFO L899 garLoopResultBuilder]: For program point L787-38(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,578 INFO L902 garLoopResultBuilder]: At program point L787-39(line 787) the Hoare annotation is: true [2023-11-21 22:21:41,579 INFO L899 garLoopResultBuilder]: For program point L787-40(line 787) no Hoare annotation was computed. [2023-11-21 22:21:41,579 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 771) no Hoare annotation was computed. [2023-11-21 22:21:41,579 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 765) no Hoare annotation was computed. [2023-11-21 22:21:41,579 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 775) no Hoare annotation was computed. [2023-11-21 22:21:41,580 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 771) no Hoare annotation was computed. [2023-11-21 22:21:41,580 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:21:41,580 INFO L902 garLoopResultBuilder]: At program point L703(line 703) the Hoare annotation is: true [2023-11-21 22:21:41,580 INFO L899 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2023-11-21 22:21:41,581 INFO L899 garLoopResultBuilder]: For program point L702-1(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:21:41,581 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:21:41,581 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-21 22:21:41,593 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 22:21:41,596 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:21:41,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:21:41,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated [2023-11-21 22:21:41,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:21:41 BoogieIcfgContainer [2023-11-21 22:21:41,620 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:21:41,621 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:21:41,621 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:21:41,622 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:21:41,622 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:00" (3/4) ... [2023-11-21 22:21:41,625 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:21:41,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-21 22:21:41,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:21:41,630 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure test_int [2023-11-21 22:21:41,630 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:21:41,666 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 255 nodes and edges [2023-11-21 22:21:41,669 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-21 22:21:41,672 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 22:21:41,675 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:21:41,947 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:21:41,948 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:21:41,948 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:21:41,949 INFO L158 Benchmark]: Toolchain (without parser) took 47154.51ms. Allocated memory was 197.1MB in the beginning and 364.9MB in the end (delta: 167.8MB). Free memory was 159.2MB in the beginning and 263.0MB in the end (delta: -103.8MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2023-11-21 22:21:41,949 INFO L158 Benchmark]: CDTParser took 1.39ms. Allocated memory is still 134.2MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:21:41,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 939.34ms. Allocated memory is still 197.1MB. Free memory was 158.7MB in the beginning and 124.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 22:21:41,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.66ms. Allocated memory is still 197.1MB. Free memory was 124.1MB in the beginning and 114.6MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:21:41,951 INFO L158 Benchmark]: Boogie Preprocessor took 242.87ms. Allocated memory is still 197.1MB. Free memory was 114.6MB in the beginning and 140.9MB in the end (delta: -26.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-21 22:21:41,951 INFO L158 Benchmark]: RCFGBuilder took 4289.58ms. Allocated memory was 197.1MB in the beginning and 276.8MB in the end (delta: 79.7MB). Free memory was 139.9MB in the beginning and 83.2MB in the end (delta: 56.6MB). Peak memory consumption was 137.2MB. Max. memory is 16.1GB. [2023-11-21 22:21:41,952 INFO L158 Benchmark]: TraceAbstraction took 41150.16ms. Allocated memory was 276.8MB in the beginning and 364.9MB in the end (delta: 88.1MB). Free memory was 83.2MB in the beginning and 279.8MB in the end (delta: -196.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:21:41,953 INFO L158 Benchmark]: Witness Printer took 327.02ms. Allocated memory is still 364.9MB. Free memory was 279.8MB in the beginning and 263.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:21:41,956 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39ms. Allocated memory is still 134.2MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 939.34ms. Allocated memory is still 197.1MB. Free memory was 158.7MB in the beginning and 124.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.66ms. Allocated memory is still 197.1MB. Free memory was 124.1MB in the beginning and 114.6MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 242.87ms. Allocated memory is still 197.1MB. Free memory was 114.6MB in the beginning and 140.9MB in the end (delta: -26.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4289.58ms. Allocated memory was 197.1MB in the beginning and 276.8MB in the end (delta: 79.7MB). Free memory was 139.9MB in the beginning and 83.2MB in the end (delta: 56.6MB). Peak memory consumption was 137.2MB. Max. memory is 16.1GB. * TraceAbstraction took 41150.16ms. Allocated memory was 276.8MB in the beginning and 364.9MB in the end (delta: 88.1MB). Free memory was 83.2MB in the beginning and 279.8MB in the end (delta: -196.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 327.02ms. Allocated memory is still 364.9MB. Free memory was 279.8MB in the beginning and 263.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated * 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: 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: 771]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 771]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 765]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 765]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: 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 5 procedures, 187 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 41.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 38.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17 mSolverCounterUnknown, 101 SdHoareTripleChecker+Valid, 38.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 761 SdHoareTripleChecker+Invalid, 38.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 502 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 169 IncrementalHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 259 mSDtfsCounter, 169 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 76 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 164 PreInvPairs, 180 NumberOfFragments, 78 HoareAnnotationTreeSize, 164 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 101 SizeOfPredicates, 8 NumberOfNonLiveVariables, 161 ConjunctsInSsa, 22 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 8 specifications checked. All of them hold - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-21 22:21:42,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31dd4c51-dfcc-4557-a152-1849f3f41366/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