./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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 e3378da90f8a3bcfd5e2213b6859d093fcffcd5d6c413620435d8b005a69738d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:18:03,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:18:03,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:18:03,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:18:03,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:18:03,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:18:03,673 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:18:03,673 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:18:03,674 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:18:03,680 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:18:03,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:18:03,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:18:03,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:18:03,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:18:03,684 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:18:03,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:18:03,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:18:03,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:18:03,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:18:03,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:18:03,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:18:03,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:18:03,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:18:03,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:18:03,688 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:18:03,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:18:03,689 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:18:03,690 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:18:03,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:18:03,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:18:03,691 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:18:03,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:03,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:18:03,692 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:18:03,692 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:18:03,692 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:18:03,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:18:03,692 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:18:03,693 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:18:03,693 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:18:03,693 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:18:03,693 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:18:03,694 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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3378da90f8a3bcfd5e2213b6859d093fcffcd5d6c413620435d8b005a69738d [2023-11-21 22:18:04,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:18:04,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:18:04,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:18:04,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:18:04,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:18:04,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2023-11-21 22:18:07,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:18:07,414 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:18:07,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2023-11-21 22:18:07,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data/31e159564/4e3bf4f6c00a431799d50cf6651c965b/FLAGe0c70c229 [2023-11-21 22:18:07,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data/31e159564/4e3bf4f6c00a431799d50cf6651c965b [2023-11-21 22:18:07,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:18:07,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:18:07,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:07,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:18:07,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:18:07,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6cd214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07, skipping insertion in model container [2023-11-21 22:18:07,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,517 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:18:07,661 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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2023-11-21 22:18:07,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:07,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:18:07,746 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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2023-11-21 22:18:07,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:07,800 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:18:07,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07 WrapperNode [2023-11-21 22:18:07,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:07,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:07,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:18:07,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:18:07,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,869 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2023-11-21 22:18:07,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:07,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:18:07,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:18:07,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:18:07,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,892 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,916 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:18:07,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:18:07,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:18:07,961 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:18:07,961 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:18:07,984 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (1/1) ... [2023-11-21 22:18:07,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:08,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:18:08,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:18:08,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:18:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:18:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:18:08,071 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:18:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:18:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:18:08,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:18:08,150 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:18:08,152 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:18:08,589 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:18:08,828 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:18:08,832 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:18:08,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:08 BoogieIcfgContainer [2023-11-21 22:18:08,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:18:08,841 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:18:08,842 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:18:08,846 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:18:08,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:18:07" (1/3) ... [2023-11-21 22:18:08,847 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5badf465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:08, skipping insertion in model container [2023-11-21 22:18:08,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:07" (2/3) ... [2023-11-21 22:18:08,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5badf465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:08, skipping insertion in model container [2023-11-21 22:18:08,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:08" (3/3) ... [2023-11-21 22:18:08,852 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-13.i [2023-11-21 22:18:08,873 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:18:08,873 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:18:08,942 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:18:08,951 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;@6157e563, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:18:08,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:18:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 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 22:18:08,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 22:18:08,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:18:08,972 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, 1] [2023-11-21 22:18:08,973 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:18:08,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:18:08,981 INFO L85 PathProgramCache]: Analyzing trace with hash 313594304, now seen corresponding path program 1 times [2023-11-21 22:18:08,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:18:08,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818266723] [2023-11-21 22:18:08,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:18:08,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:18:09,198 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:18:09,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1144158670] [2023-11-21 22:18:09,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:18:09,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:18:09,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:18:09,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:18:09,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:18:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:18:10,063 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:18:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:18:10,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:18:10,258 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:18:10,259 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:18:10,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:18:10,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-21 22:18:10,473 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:18:10,476 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:18:10,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:18:10 BoogieIcfgContainer [2023-11-21 22:18:10,634 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:18:10,634 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:18:10,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:18:10,635 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:18:10,635 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:08" (3/4) ... [2023-11-21 22:18:10,637 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:18:10,639 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:18:10,640 INFO L158 Benchmark]: Toolchain (without parser) took 3185.76ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 111.8MB in the beginning and 150.6MB in the end (delta: -38.8MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2023-11-21 22:18:10,641 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:18:10,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.06ms. Allocated memory is still 144.7MB. Free memory was 111.8MB in the beginning and 98.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:18:10,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.06ms. Allocated memory is still 144.7MB. Free memory was 98.0MB in the beginning and 94.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:18:10,643 INFO L158 Benchmark]: Boogie Preprocessor took 90.27ms. Allocated memory is still 144.7MB. Free memory was 94.7MB in the beginning and 89.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 22:18:10,644 INFO L158 Benchmark]: RCFGBuilder took 873.80ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 89.2MB in the beginning and 133.2MB in the end (delta: -44.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-21 22:18:10,644 INFO L158 Benchmark]: TraceAbstraction took 1793.15ms. Allocated memory is still 184.5MB. Free memory was 132.2MB in the beginning and 150.6MB in the end (delta: -18.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-21 22:18:10,645 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 184.5MB. Free memory is still 150.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:18:10,648 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.06ms. Allocated memory is still 144.7MB. Free memory was 111.8MB in the beginning and 98.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.06ms. Allocated memory is still 144.7MB. Free memory was 98.0MB in the beginning and 94.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.27ms. Allocated memory is still 144.7MB. Free memory was 94.7MB in the beginning and 89.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 873.80ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 89.2MB in the beginning and 133.2MB in the end (delta: -44.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1793.15ms. Allocated memory is still 184.5MB. Free memory was 132.2MB in the beginning and 150.6MB in the end (delta: -18.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 184.5MB. Free memory is still 150.6MB. 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 68, overapproximation of shiftRight at line 47, overapproximation of someBinaryArithmeticDOUBLEoperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed char var_1_4 = 16; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 128; [L29] unsigned char var_1_11 = 64; [L30] signed char var_1_12 = -10; [L31] signed char var_1_13 = -10; [L32] signed char var_1_14 = -25; [L33] double var_1_15 = 64.875; [L34] double var_1_17 = 1.625; [L35] double var_1_18 = 32.2; [L36] double var_1_19 = 8.6; [L37] double var_1_20 = 10.5; [L38] signed short int var_1_21 = -64; [L39] unsigned char var_1_22 = 25; [L40] unsigned char var_1_23 = 0; [L41] unsigned long int var_1_24 = 5; [L42] signed short int last_1_var_1_21 = -64; [L43] unsigned char last_1_var_1_22 = 25; [L127] isInitial = 1 [L128] FCALL initially() [L129] COND TRUE 1 [L130] CALL updateLastVariables() [L119] last_1_var_1_21 = var_1_21 [L120] last_1_var_1_22 = var_1_22 [L130] RET updateLastVariables() [L131] CALL updateVariables() [L85] var_1_4 = __VERIFIER_nondet_char() [L86] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L87] CALL assume_abort_if_not(var_1_4 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 <= 32) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L88] var_1_5 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=1, var_1_8=1, var_1_9=0] [L90] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=1, var_1_8=1, var_1_9=0] [L91] var_1_6 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L94] var_1_9 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L97] var_1_10 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L100] var_1_11 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L103] var_1_13 = __VERIFIER_nondet_char() [L104] CALL assume_abort_if_not(var_1_13 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_13 >= -31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L106] var_1_14 = __VERIFIER_nondet_char() [L107] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L108] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L109] var_1_17 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L111] var_1_18 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=3, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=3, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L113] var_1_19 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L115] var_1_20 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=63, var_1_15=519/8, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L131] RET updateVariables() [L132] CALL step() [L47] EXPR last_1_var_1_22 >> var_1_4 [L47] COND TRUE (~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4) [L48] COND FALSE !(var_1_5 || var_1_6) [L51] var_1_1 = last_1_var_1_22 [L56] COND FALSE !(\read(var_1_9)) [L59] COND FALSE !(var_1_4 > var_1_1) [L62] var_1_15 = var_1_17 [L64] COND TRUE ((- var_1_11) < 8) || var_1_9 [L65] var_1_22 = (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) [L67] var_1_23 = (var_1_11 + var_1_4) [L68] COND FALSE !(var_1_18 <= var_1_20) [L71] COND FALSE !(9.99999999999998E13 < var_1_20) [L75] COND FALSE !(var_1_6 || var_1_9) [L80] COND TRUE var_1_10 > var_1_21 [L81] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) [L132] RET step() [L133] CALL, EXPR property() [L123] EXPR last_1_var_1_22 >> var_1_4 [L123-L124] return (((((((((~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4)) ? ((var_1_5 || var_1_6) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) last_1_var_1_22))) : (var_1_1 == ((unsigned short int) 100))) && (var_1_9 ? (var_1_8 == ((unsigned char) (var_1_10 - (var_1_11 - var_1_4)))) : 1)) && ((var_1_10 > var_1_21) ? (var_1_12 == ((signed char) ((var_1_4 + var_1_13) + var_1_14))) : 1)) && ((var_1_4 > var_1_1) ? (var_1_15 == ((double) ((var_1_17 - var_1_18) + (((((var_1_19) > (499.25)) ? (var_1_19) : (499.25))) + var_1_20)))) : (var_1_15 == ((double) var_1_17)))) && ((var_1_6 || var_1_9) ? (((var_1_24 % var_1_10) > var_1_22) ? (var_1_21 == ((signed short int) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + var_1_14))) : 1) : 1)) && ((((- var_1_11) < 8) || var_1_9) ? (var_1_22 == ((unsigned char) (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) : 1)) && (var_1_23 == ((unsigned char) (var_1_11 + var_1_4)))) && ((var_1_18 <= var_1_20) ? (var_1_24 == ((unsigned long int) ((((var_1_8) < ((var_1_8 + var_1_11))) ? (var_1_8) : ((var_1_8 + var_1_11)))))) : ((9.99999999999998E13 < var_1_20) ? (var_1_24 == ((unsigned long int) var_1_1)) : 1)) ; [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=95, var_1_13=31, var_1_14=63, var_1_15=2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=25, var_1_20=5, var_1_21=-64, var_1_22=64, var_1_23=64, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=95, var_1_13=31, var_1_14=63, var_1_15=2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=25, var_1_20=5, var_1_21=-64, var_1_22=64, var_1_23=64, var_1_24=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 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=41occurred 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, 76 NumberOfCodeBlocks, 76 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 22:18:10,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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 e3378da90f8a3bcfd5e2213b6859d093fcffcd5d6c413620435d8b005a69738d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:18:13,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:18:13,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:18:13,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:18:13,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:18:13,596 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:18:13,597 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:18:13,598 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:18:13,599 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:18:13,604 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:18:13,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:18:13,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:18:13,606 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:18:13,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:18:13,608 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:18:13,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:18:13,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:18:13,610 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:18:13,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:18:13,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:18:13,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:18:13,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:18:13,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:18:13,613 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:18:13,613 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:18:13,613 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:18:13,614 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:18:13,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:18:13,615 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:18:13,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:18:13,617 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:18:13,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:18:13,617 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:18:13,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:13,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:18:13,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:18:13,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:18:13,620 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:18:13,620 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:18:13,620 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:18:13,620 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:18:13,621 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:18:13,621 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:18:13,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:18:13,622 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:18:13,622 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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3378da90f8a3bcfd5e2213b6859d093fcffcd5d6c413620435d8b005a69738d [2023-11-21 22:18:14,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:18:14,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:18:14,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:18:14,107 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:18:14,108 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:18:14,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2023-11-21 22:18:17,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:18:17,771 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:18:17,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2023-11-21 22:18:17,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data/bb8e417d2/319676c796504d958860c77e35e30317/FLAG1c5208882 [2023-11-21 22:18:17,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/data/bb8e417d2/319676c796504d958860c77e35e30317 [2023-11-21 22:18:17,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:18:17,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:18:17,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:17,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:18:17,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:18:17,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:17" (1/1) ... [2023-11-21 22:18:17,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf1fa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:17, skipping insertion in model container [2023-11-21 22:18:17,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:17" (1/1) ... [2023-11-21 22:18:17,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:18:18,089 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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2023-11-21 22:18:18,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:18,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:18:18,224 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_f565fab9-6457-4f8f-891d-e8a8ba6d5688/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2023-11-21 22:18:18,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:18,307 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:18:18,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18 WrapperNode [2023-11-21 22:18:18,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:18,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:18,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:18:18,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:18:18,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,375 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2023-11-21 22:18:18,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:18,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:18:18,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:18:18,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:18:18,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,394 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,405 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:18:18,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:18:18,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:18:18,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:18:18,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:18:18,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (1/1) ... [2023-11-21 22:18:18,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:18,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:18:18,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:18:18,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:18:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:18:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:18:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:18:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:18:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:18:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:18:18,652 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:18:18,655 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:18:23,073 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:18:23,287 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:18:23,288 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:18:23,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:23 BoogieIcfgContainer [2023-11-21 22:18:23,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:18:23,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:18:23,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:18:23,296 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:18:23,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:18:17" (1/3) ... [2023-11-21 22:18:23,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@323d097c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:23, skipping insertion in model container [2023-11-21 22:18:23,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:18" (2/3) ... [2023-11-21 22:18:23,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@323d097c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:23, skipping insertion in model container [2023-11-21 22:18:23,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:23" (3/3) ... [2023-11-21 22:18:23,303 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-13.i [2023-11-21 22:18:23,324 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:18:23,324 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:18:23,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:18:23,400 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;@23a536df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:18:23,401 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:18:23,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 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 22:18:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 22:18:23,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:18:23,422 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, 1] [2023-11-21 22:18:23,424 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:18:23,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:18:23,432 INFO L85 PathProgramCache]: Analyzing trace with hash -596449506, now seen corresponding path program 1 times [2023-11-21 22:18:23,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:18:23,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99442631] [2023-11-21 22:18:23,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:18:23,447 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 22:18:23,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:18:23,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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 22:18:23,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f565fab9-6457-4f8f-891d-e8a8ba6d5688/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 22:18:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:18:24,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-21 22:18:24,293 INFO L285 TraceCheckSpWp]: Computing forward predicates...