./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/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_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697af96194933e00bf67a0c5af64b87208e1dc57e9c39e6acf55f4b884777591 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:06:33,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:06:33,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:06:33,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:06:33,359 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:06:33,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:06:33,397 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:06:33,398 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:06:33,400 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:06:33,405 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:06:33,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:06:33,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:06:33,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:06:33,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:06:33,410 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:06:33,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:06:33,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:06:33,411 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:06:33,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:06:33,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:06:33,413 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:06:33,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:06:33,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:06:33,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:06:33,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:06:33,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:06:33,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:06:33,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:06:33,417 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:06:33,418 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:06:33,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:06:33,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:33,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:06:33,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:06:33,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:06:33,421 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:06:33,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:06:33,421 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:06:33,422 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:06:33,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:06:33,422 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:06:33,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:06:33,423 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_6a096376-a809-4d16-a399-949e56c2ddf4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697af96194933e00bf67a0c5af64b87208e1dc57e9c39e6acf55f4b884777591 [2023-11-21 22:06:33,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:06:33,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:06:33,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:06:33,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:06:33,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:06:33,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i [2023-11-21 22:06:36,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:06:37,088 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:06:37,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i [2023-11-21 22:06:37,103 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data/005e5b582/c451257cc91341aab36dc5093170c7be/FLAG1ac18e646 [2023-11-21 22:06:37,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data/005e5b582/c451257cc91341aab36dc5093170c7be [2023-11-21 22:06:37,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:06:37,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:06:37,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:37,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:06:37,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:06:37,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3adbf43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37, skipping insertion in model container [2023-11-21 22:06:37,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,192 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:37,399 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i[918,931] [2023-11-21 22:06:37,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:37,472 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:06:37,486 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i[918,931] [2023-11-21 22:06:37,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:37,569 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:06:37,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37 WrapperNode [2023-11-21 22:06:37,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:37,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:37,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:06:37,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:06:37,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,644 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138 [2023-11-21 22:06:37,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:37,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:06:37,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:06:37,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:06:37,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,679 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,697 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:06:37,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:06:37,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:06:37,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:06:37,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:06:37,740 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (1/1) ... [2023-11-21 22:06:37,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:37,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:06:37,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:06:37,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:06:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:06:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:06:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:06:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:06:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:06:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:06:37,991 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:06:37,996 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:06:38,517 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:06:38,745 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:06:38,745 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:06:38,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:38 BoogieIcfgContainer [2023-11-21 22:06:38,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:06:38,750 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:06:38,750 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:06:38,754 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:06:38,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:06:37" (1/3) ... [2023-11-21 22:06:38,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61c903e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:38, skipping insertion in model container [2023-11-21 22:06:38,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:37" (2/3) ... [2023-11-21 22:06:38,760 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61c903e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:38, skipping insertion in model container [2023-11-21 22:06:38,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:38" (3/3) ... [2023-11-21 22:06:38,762 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-4.i [2023-11-21 22:06:38,782 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:06:38,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:06:38,836 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:06:38,844 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;@40516197, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:06:38,844 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:06:38,849 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-21 22:06:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 22:06:38,862 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:38,863 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:38,863 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:38,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:38,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1486892975, now seen corresponding path program 1 times [2023-11-21 22:06:38,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:38,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142270462] [2023-11-21 22:06:38,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:38,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:39,153 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:06:39,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [502568493] [2023-11-21 22:06:39,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:39,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:06:39,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:06:39,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:06:39,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:06:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:39,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:06:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:40,176 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:06:40,180 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:06:40,182 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:06:40,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:06:40,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-21 22:06:40,395 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:06:40,399 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:06:40,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:06:40 BoogieIcfgContainer [2023-11-21 22:06:40,521 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:06:40,522 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:06:40,522 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:06:40,522 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:06:40,523 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:38" (3/4) ... [2023-11-21 22:06:40,525 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:06:40,528 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:06:40,529 INFO L158 Benchmark]: Toolchain (without parser) took 3399.17ms. Allocated memory is still 184.5MB. Free memory was 138.3MB in the beginning and 83.5MB in the end (delta: 54.8MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2023-11-21 22:06:40,530 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 184.5MB. Free memory is still 159.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:40,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.90ms. Allocated memory is still 184.5MB. Free memory was 138.2MB in the beginning and 124.6MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:06:40,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.61ms. Allocated memory is still 184.5MB. Free memory was 124.5MB in the beginning and 121.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:06:40,532 INFO L158 Benchmark]: Boogie Preprocessor took 92.95ms. Allocated memory is still 184.5MB. Free memory was 121.6MB in the beginning and 117.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:06:40,533 INFO L158 Benchmark]: RCFGBuilder took 1008.22ms. Allocated memory is still 184.5MB. Free memory was 117.6MB in the beginning and 123.4MB in the end (delta: -5.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-21 22:06:40,533 INFO L158 Benchmark]: TraceAbstraction took 1770.95ms. Allocated memory is still 184.5MB. Free memory was 122.8MB in the beginning and 83.9MB in the end (delta: 38.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-21 22:06:40,534 INFO L158 Benchmark]: Witness Printer took 6.53ms. Allocated memory is still 184.5MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:40,537 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 184.5MB. Free memory is still 159.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.90ms. Allocated memory is still 184.5MB. Free memory was 138.2MB in the beginning and 124.6MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.61ms. Allocated memory is still 184.5MB. Free memory was 124.5MB in the beginning and 121.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.95ms. Allocated memory is still 184.5MB. Free memory was 121.6MB in the beginning and 117.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.22ms. Allocated memory is still 184.5MB. Free memory was 117.6MB in the beginning and 123.4MB in the end (delta: -5.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1770.95ms. Allocated memory is still 184.5MB. Free memory was 122.8MB in the beginning and 83.9MB in the end (delta: 38.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 6.53ms. Allocated memory is still 184.5MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] unsigned short int last_1_var_1_6 = 4; [L40] unsigned short int last_1_var_1_9 = 4; [L41] unsigned long int last_1_var_1_14 = 500; [L42] signed short int last_1_var_1_17 = 16; [L129] isInitial = 1 [L130] FCALL initially() [L131] COND TRUE 1 [L132] CALL updateLastVariables() [L119] last_1_var_1_6 = var_1_6 [L120] last_1_var_1_9 = var_1_9 [L121] last_1_var_1_14 = var_1_14 [L122] last_1_var_1_17 = var_1_17 [L132] RET updateLastVariables() [L133] CALL updateVariables() [L86] var_1_4 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_9=4] [L88] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L89] var_1_5 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L91] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L92] var_1_10 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L94] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L95] var_1_12 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L97] var_1_13 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L99] var_1_15 = __VERIFIER_nondet_ulong() [L100] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L101] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L102] var_1_16 = __VERIFIER_nondet_ulong() [L103] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L104] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L105] var_1_19 = __VERIFIER_nondet_short() [L106] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L107] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L108] var_1_20 = __VERIFIER_nondet_short() [L109] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L110] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L111] var_1_21 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L113] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L114] var_1_22 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L116] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L133] RET updateVariables() [L134] CALL step() [L46] COND FALSE !(\read(var_1_5)) [L51] COND TRUE last_1_var_1_14 >= last_1_var_1_9 [L52] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) [L54] COND TRUE var_1_6 <= var_1_14 [L55] COND TRUE (- var_1_14) > var_1_6 [L56] var_1_1 = 0 [L61] COND FALSE !(var_1_4 || var_1_1) [L64] COND TRUE var_1_14 >= var_1_6 [L65] var_1_9 = var_1_10 [L70] COND FALSE !(var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) [L77] COND TRUE var_1_14 <= var_1_14 [L78] COND TRUE ! var_1_1 [L79] var_1_11 = (var_1_12 - var_1_13) [L134] RET step() [L135] CALL, EXPR property() [L125-L126] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; [L135] RET, EXPR property() [L135] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=0, var_1_12=2, var_1_13=3, var_1_14=3221159921, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=0, var_1_12=2, var_1_13=3, var_1_14=3221159921, var_1_15=3221159937, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 22:06:40,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/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_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697af96194933e00bf67a0c5af64b87208e1dc57e9c39e6acf55f4b884777591 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:06:43,359 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:06:43,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:06:43,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:06:43,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:06:43,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:06:43,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:06:43,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:06:43,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:06:43,490 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:06:43,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:06:43,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:06:43,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:06:43,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:06:43,497 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:06:43,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:06:43,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:06:43,499 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:06:43,499 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:06:43,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:06:43,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:06:43,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:06:43,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:06:43,503 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:06:43,503 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:06:43,504 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:06:43,504 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:06:43,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:06:43,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:06:43,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:06:43,507 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:06:43,508 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:06:43,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:06:43,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:43,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:06:43,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:06:43,510 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:06:43,511 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:06:43,511 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:06:43,511 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:06:43,512 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:06:43,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:06:43,512 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:06:43,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:06:43,513 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:06:43,513 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_6a096376-a809-4d16-a399-949e56c2ddf4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697af96194933e00bf67a0c5af64b87208e1dc57e9c39e6acf55f4b884777591 [2023-11-21 22:06:43,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:06:43,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:06:43,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:06:43,978 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:06:43,979 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:06:43,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i [2023-11-21 22:06:47,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:06:47,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:06:47,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i [2023-11-21 22:06:47,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data/03e9935e4/58997ebd4c324b8590016d71b520d8d6/FLAG4ba3f895a [2023-11-21 22:06:47,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/data/03e9935e4/58997ebd4c324b8590016d71b520d8d6 [2023-11-21 22:06:47,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:06:47,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:06:47,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:47,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:06:47,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:06:47,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:47,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78652d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47, skipping insertion in model container [2023-11-21 22:06:47,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:47,680 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:47,858 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i[918,931] [2023-11-21 22:06:47,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:47,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:06:47,943 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-4.i[918,931] [2023-11-21 22:06:47,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:47,990 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:06:47,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47 WrapperNode [2023-11-21 22:06:47,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:47,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:47,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:06:47,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:06:48,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,047 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2023-11-21 22:06:48,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:48,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:06:48,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:06:48,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:06:48,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,092 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,102 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:06:48,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:06:48,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:06:48,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:06:48,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:06:48,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (1/1) ... [2023-11-21 22:06:48,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:48,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:06:48,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:06:48,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:06:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:06:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:06:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:06:48,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:06:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:06:48,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:06:48,411 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:06:48,413 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:06:49,355 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:06:49,598 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:06:49,598 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:06:49,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:49 BoogieIcfgContainer [2023-11-21 22:06:49,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:06:49,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:06:49,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:06:49,608 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:06:49,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:06:47" (1/3) ... [2023-11-21 22:06:49,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce5eb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:49, skipping insertion in model container [2023-11-21 22:06:49,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:47" (2/3) ... [2023-11-21 22:06:49,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce5eb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:49, skipping insertion in model container [2023-11-21 22:06:49,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:49" (3/3) ... [2023-11-21 22:06:49,612 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-4.i [2023-11-21 22:06:49,636 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:06:49,637 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:06:49,704 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:06:49,711 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;@304f3cfa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:06:49,712 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:06:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-21 22:06:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 22:06:49,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:49,729 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:49,730 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:49,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:49,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1486892975, now seen corresponding path program 1 times [2023-11-21 22:06:49,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:49,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [690715003] [2023-11-21 22:06:49,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:49,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:49,758 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:49,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a096376-a809-4d16-a399-949e56c2ddf4/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 22:06:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:50,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-21 22:06:50,184 INFO L285 TraceCheckSpWp]: Computing forward predicates...