./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC --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 0.3.0-dev-6497de0 [2024-11-23 22:50:31,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:50:31,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:50:31,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:50:31,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:50:31,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:50:31,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:50:31,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:50:31,844 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:50:31,844 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:50:31,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:50:31,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:50:31,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:50:31,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:50:31,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:50:31,848 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:50:31,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:31,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:31,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:31,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:31,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:50:31,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:31,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:31,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:31,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:31,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:50:31,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:50:31,852 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:50:31,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:50:31,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:50:31,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:50:31,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:50:31,853 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:50:31,853 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:50:31,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:50:31,853 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 22:50:32,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:50:32,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:50:32,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:50:32,240 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:50:32,241 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:50:32,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2024-11-23 22:50:35,291 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/93d57d9f4/785529e818d443769c02c10d9d3e34bd/FLAG6b780a410 [2024-11-23 22:50:35,602 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:50:35,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2024-11-23 22:50:35,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/93d57d9f4/785529e818d443769c02c10d9d3e34bd/FLAG6b780a410 [2024-11-23 22:50:35,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/93d57d9f4/785529e818d443769c02c10d9d3e34bd [2024-11-23 22:50:35,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:50:35,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:50:35,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:35,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:50:35,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:50:35,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:35" (1/1) ... [2024-11-23 22:50:35,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b069f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:35, skipping insertion in model container [2024-11-23 22:50:35,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:35" (1/1) ... [2024-11-23 22:50:35,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:50:35,908 WARN L250 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_34106c76-bd37-4a6d-b253-ecc03364ec6f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2024-11-23 22:50:36,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:36,038 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:50:36,054 WARN L250 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_34106c76-bd37-4a6d-b253-ecc03364ec6f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2024-11-23 22:50:36,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:36,142 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:50:36,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36 WrapperNode [2024-11-23 22:50:36,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:36,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:36,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:50:36,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:50:36,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,225 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2024-11-23 22:50:36,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:36,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:50:36,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:50:36,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:50:36,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,246 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,285 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 22:50:36,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,299 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:50:36,331 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:50:36,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:50:36,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:50:36,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (1/1) ... [2024-11-23 22:50:36,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:36,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:36,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:50:36,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:50:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:50:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:50:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:50:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:50:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:50:36,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:50:36,485 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:50:36,487 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:50:36,889 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-23 22:50:36,889 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:50:36,901 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:50:36,901 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:50:36,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:36 BoogieIcfgContainer [2024-11-23 22:50:36,902 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:50:36,904 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:50:36,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:50:36,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:50:36,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:50:35" (1/3) ... [2024-11-23 22:50:36,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562e3a52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:36, skipping insertion in model container [2024-11-23 22:50:36,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:36" (2/3) ... [2024-11-23 22:50:36,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562e3a52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:36, skipping insertion in model container [2024-11-23 22:50:36,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:36" (3/3) ... [2024-11-23 22:50:36,915 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-13.i [2024-11-23 22:50:36,933 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:50:36,935 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-13.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:50:37,003 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:50:37,016 INFO L333 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, 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;@4a27f2c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:50:37,017 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:50:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 45 states have internal predecessors, (61), 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) [2024-11-23 22:50:37,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:50:37,033 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:37,033 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:37,034 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:37,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:37,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1178429317, now seen corresponding path program 1 times [2024-11-23 22:50:37,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:37,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268019398] [2024-11-23 22:50:37,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:37,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-23 22:50:37,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:37,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268019398] [2024-11-23 22:50:37,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268019398] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:50:37,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325791326] [2024-11-23 22:50:37,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:37,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:37,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:37,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:50:37,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:50:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:37,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:50:37,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-23 22:50:37,735 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:37,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [325791326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:37,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:50:37,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:50:37,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472709893] [2024-11-23 22:50:37,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:37,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:50:37,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:37,769 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:50:37,770 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:37,772 INFO L87 Difference]: Start difference. First operand has 67 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 45 states have internal predecessors, (61), 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) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:50:37,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:37,815 INFO L93 Difference]: Finished difference Result 127 states and 216 transitions. [2024-11-23 22:50:37,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:50:37,821 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2024-11-23 22:50:37,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:37,831 INFO L225 Difference]: With dead ends: 127 [2024-11-23 22:50:37,831 INFO L226 Difference]: Without dead ends: 63 [2024-11-23 22:50:37,836 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:37,843 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:37,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:37,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-23 22:50:37,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-23 22:50:37,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 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) [2024-11-23 22:50:37,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 93 transitions. [2024-11-23 22:50:37,899 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 93 transitions. Word has length 132 [2024-11-23 22:50:37,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:37,899 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 93 transitions. [2024-11-23 22:50:37,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:50:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2024-11-23 22:50:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:50:37,908 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:37,908 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:37,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-23 22:50:38,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:38,109 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:38,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:38,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1399328131, now seen corresponding path program 1 times [2024-11-23 22:50:38,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:38,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139524042] [2024-11-23 22:50:38,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:38,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:38,511 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-23 22:50:38,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:38,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139524042] [2024-11-23 22:50:38,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139524042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:38,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:38,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:50:38,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766320042] [2024-11-23 22:50:38,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:38,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:50:38,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:38,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:50:38,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:38,519 INFO L87 Difference]: Start difference. First operand 63 states and 93 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:50:38,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:38,579 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2024-11-23 22:50:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:50:38,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 132 [2024-11-23 22:50:38,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:38,582 INFO L225 Difference]: With dead ends: 155 [2024-11-23 22:50:38,582 INFO L226 Difference]: Without dead ends: 95 [2024-11-23 22:50:38,583 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:38,584 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 38 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:38,585 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 208 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:38,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-23 22:50:38,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 92. [2024-11-23 22:50:38,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 63 states have (on average 1.3015873015873016) internal successors, (82), 64 states have internal predecessors, (82), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-23 22:50:38,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 134 transitions. [2024-11-23 22:50:38,613 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 134 transitions. Word has length 132 [2024-11-23 22:50:38,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:38,618 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 134 transitions. [2024-11-23 22:50:38,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:50:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2024-11-23 22:50:38,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:50:38,621 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:38,621 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:38,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:50:38,625 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:38,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:38,626 INFO L85 PathProgramCache]: Analyzing trace with hash 812522117, now seen corresponding path program 1 times [2024-11-23 22:50:38,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:38,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523125496] [2024-11-23 22:50:38,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:38,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-23 22:50:39,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:39,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523125496] [2024-11-23 22:50:39,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523125496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:39,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:39,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:50:39,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226286595] [2024-11-23 22:50:39,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:39,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:50:39,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:39,470 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:50:39,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:50:39,470 INFO L87 Difference]: Start difference. First operand 92 states and 134 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:50:39,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:39,983 INFO L93 Difference]: Finished difference Result 259 states and 381 transitions. [2024-11-23 22:50:39,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:50:39,983 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 132 [2024-11-23 22:50:39,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:39,990 INFO L225 Difference]: With dead ends: 259 [2024-11-23 22:50:39,992 INFO L226 Difference]: Without dead ends: 170 [2024-11-23 22:50:39,993 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:50:39,994 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 68 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:39,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 280 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 22:50:39,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-23 22:50:40,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 132. [2024-11-23 22:50:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-23 22:50:40,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 194 transitions. [2024-11-23 22:50:40,061 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 194 transitions. Word has length 132 [2024-11-23 22:50:40,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:40,064 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 194 transitions. [2024-11-23 22:50:40,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:50:40,065 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 194 transitions. [2024-11-23 22:50:40,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-23 22:50:40,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:40,070 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:40,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:50:40,070 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:40,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:40,071 INFO L85 PathProgramCache]: Analyzing trace with hash -944418578, now seen corresponding path program 1 times [2024-11-23 22:50:40,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:40,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969056148] [2024-11-23 22:50:40,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:40,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-23 22:50:40,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:40,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969056148] [2024-11-23 22:50:40,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969056148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:40,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:40,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:50:40,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392224953] [2024-11-23 22:50:40,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:40,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:50:40,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:40,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:50:40,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:50:40,495 INFO L87 Difference]: Start difference. First operand 132 states and 194 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:50:40,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:40,776 INFO L93 Difference]: Finished difference Result 258 states and 377 transitions. [2024-11-23 22:50:40,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:50:40,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 133 [2024-11-23 22:50:40,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:40,780 INFO L225 Difference]: With dead ends: 258 [2024-11-23 22:50:40,780 INFO L226 Difference]: Without dead ends: 169 [2024-11-23 22:50:40,783 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:50:40,784 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 110 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:40,786 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 112 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:50:40,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-23 22:50:40,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 135. [2024-11-23 22:50:40,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 85 states have (on average 1.2470588235294118) internal successors, (106), 86 states have internal predecessors, (106), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-23 22:50:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 198 transitions. [2024-11-23 22:50:40,850 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 198 transitions. Word has length 133 [2024-11-23 22:50:40,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:40,851 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 198 transitions. [2024-11-23 22:50:40,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:50:40,851 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 198 transitions. [2024-11-23 22:50:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-23 22:50:40,856 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:40,857 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:40,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:50:40,857 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:40,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:40,858 INFO L85 PathProgramCache]: Analyzing trace with hash -686253140, now seen corresponding path program 1 times [2024-11-23 22:50:40,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:40,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766729058] [2024-11-23 22:50:40,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:40,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:50:41,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1228659961] [2024-11-23 22:50:41,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:41,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:41,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:41,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:50:41,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:50:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:50:41,236 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:50:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:50:41,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:50:41,423 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:50:41,424 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:50:41,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 22:50:41,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:41,637 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-23 22:50:41,835 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:50:41,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:50:41 BoogieIcfgContainer [2024-11-23 22:50:41,840 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:50:41,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:50:41,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:50:41,842 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:50:41,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:36" (3/4) ... [2024-11-23 22:50:41,846 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:50:41,847 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:50:41,849 INFO L158 Benchmark]: Toolchain (without parser) took 6197.06ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.9MB in the beginning and 149.8MB in the end (delta: -54.9MB). Peak memory consumption was 175.0MB. Max. memory is 16.1GB. [2024-11-23 22:50:41,849 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:50:41,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.05ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 80.9MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:50:41,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.06ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 77.7MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:50:41,852 INFO L158 Benchmark]: Boogie Preprocessor took 104.83ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 72.7MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:50:41,852 INFO L158 Benchmark]: RCFGBuilder took 570.66ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 52.5MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 22:50:41,853 INFO L158 Benchmark]: TraceAbstraction took 4935.73ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 51.9MB in the beginning and 149.8MB in the end (delta: -97.9MB). Peak memory consumption was 133.1MB. Max. memory is 16.1GB. [2024-11-23 22:50:41,853 INFO L158 Benchmark]: Witness Printer took 6.09ms. Allocated memory is still 352.3MB. Free memory was 149.8MB in the beginning and 149.8MB in the end (delta: 18.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:50:41,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.05ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 80.9MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.06ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 77.7MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.83ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 72.7MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 570.66ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 52.5MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4935.73ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 51.9MB in the beginning and 149.8MB in the end (delta: -97.9MB). Peak memory consumption was 133.1MB. Max. memory is 16.1GB. * Witness Printer took 6.09ms. Allocated memory is still 352.3MB. Free memory was 149.8MB in the beginning and 149.8MB in the end (delta: 18.0kB). 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 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 116. 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; VAL [isInitial=0, 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=16, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L127] isInitial = 1 [L128] FCALL initially() [L130] CALL updateLastVariables() [L119] last_1_var_1_21 = var_1_21 [L120] last_1_var_1_22 = var_1_22 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=16, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [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=0, 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=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [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=0, 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=0, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_6=1, var_1_8=1, var_1_9=0] [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=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=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1] [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=0, var_1_5=1, var_1_6=0, var_1_8=1] [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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=0, var_1_5=1, 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=31, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=31, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=31, 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=0, var_1_5=1, 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=31, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=31, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=31, 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=0, var_1_5=1, 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=31, var_1_15=519/8, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=31, var_1_15=519/8, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=31, var_1_15=519/8, 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=0, var_1_5=1, 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=31, var_1_15=519/8, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=31, var_1_15=519/8, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=31, var_1_15=519/8, 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=0, var_1_5=1, 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=31, var_1_15=519/8, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=31, var_1_15=519/8, 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=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=31, var_1_15=519/8, 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=0, var_1_5=1, 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=31, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) 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=31, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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=31, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, 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 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=31, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L47] COND TRUE (~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4) [L48] COND TRUE var_1_5 || var_1_6 [L49] var_1_1 = var_1_4 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=31, var_1_15=519/8, var_1_1=0, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L56] COND FALSE !(\read(var_1_9)) 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=31, var_1_15=519/8, var_1_1=0, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L59] COND FALSE !(var_1_4 > var_1_1) [L62] var_1_15 = var_1_17 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=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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)))) 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=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=0, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L67] var_1_23 = (var_1_11 + var_1_4) 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=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=5, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L68] COND TRUE var_1_18 <= var_1_20 [L69] var_1_24 = ((((var_1_8) < ((var_1_8 + var_1_11))) ? (var_1_8) : ((var_1_8 + var_1_11)))) 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=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L75] COND FALSE !(var_1_6 || var_1_9) 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=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L80] COND TRUE var_1_10 > var_1_21 [L81] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) 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=0, var_1_13=-31, var_1_14=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L132] RET step() [L133] CALL, EXPR property() [L123] EXPR last_1_var_1_22 >> var_1_4 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=0, var_1_13=-31, var_1_14=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [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 [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=0, var_1_13=-31, var_1_14=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L19] reach_error() 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=0, var_1_13=-31, var_1_14=31, var_1_15=2, var_1_17=2, var_1_1=0, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 216 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 216 mSDsluCounter, 693 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 317 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 166 IncrementalHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 376 mSDtfsCounter, 166 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135occurred in iteration=4, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 75 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 927 NumberOfCodeBlocks, 927 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 656 ConstructedInterpolants, 0 QuantifiedInterpolants, 1698 SizeOfPredicates, 0 NumberOfNonLiveVariables, 312 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 3762/3800 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 22:50:41,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC --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 0.3.0-dev-6497de0 [2024-11-23 22:50:44,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:50:44,896 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:50:44,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:50:44,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:50:44,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:50:44,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:50:44,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:50:44,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:50:44,971 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:50:44,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:50:44,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:50:44,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:50:44,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:50:44,974 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:50:44,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:50:44,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:50:44,974 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:50:44,974 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:50:44,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:50:44,975 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:50:44,976 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:50:44,976 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:50:44,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:44,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:44,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:44,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:44,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:50:44,977 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:44,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:44,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:44,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:44,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:50:44,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:50:44,978 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:50:44,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:50:44,979 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:50:44,979 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:50:44,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:50:44,979 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:50:44,979 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:50:44,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:50:44,980 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 22:50:45,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:50:45,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:50:45,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:50:45,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:50:45,311 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:50:45,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2024-11-23 22:50:48,298 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/b720a71da/64703d2c53a24411b25fd3342c123e30/FLAG6d0fc3fe2 [2024-11-23 22:50:48,681 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:50:48,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i [2024-11-23 22:50:48,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/b720a71da/64703d2c53a24411b25fd3342c123e30/FLAG6d0fc3fe2 [2024-11-23 22:50:48,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/data/b720a71da/64703d2c53a24411b25fd3342c123e30 [2024-11-23 22:50:48,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:50:48,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:50:48,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:48,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:50:48,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:50:48,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:48" (1/1) ... [2024-11-23 22:50:48,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5029c42e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:48, skipping insertion in model container [2024-11-23 22:50:48,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:48" (1/1) ... [2024-11-23 22:50:48,934 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:50:49,085 WARN L250 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_34106c76-bd37-4a6d-b253-ecc03364ec6f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2024-11-23 22:50:49,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:49,197 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:50:49,209 WARN L250 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_34106c76-bd37-4a6d-b253-ecc03364ec6f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-13.i[919,932] [2024-11-23 22:50:49,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:49,265 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:50:49,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49 WrapperNode [2024-11-23 22:50:49,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:49,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:49,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:50:49,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:50:49,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,346 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 135 [2024-11-23 22:50:49,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:49,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:50:49,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:50:49,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:50:49,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,381 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,406 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 22:50:49,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,426 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:50:49,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:50:49,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:50:49,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:50:49,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:49,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:49,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:50:49,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:50:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:50:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:50:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:50:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:50:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:50:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:50:49,649 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:50:49,651 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:50:56,530 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-23 22:50:56,530 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:50:56,540 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:50:56,540 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:50:56,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:56 BoogieIcfgContainer [2024-11-23 22:50:56,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:50:56,543 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:50:56,543 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:50:56,548 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:50:56,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:50:48" (1/3) ... [2024-11-23 22:50:56,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd06d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:56, skipping insertion in model container [2024-11-23 22:50:56,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (2/3) ... [2024-11-23 22:50:56,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd06d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:56, skipping insertion in model container [2024-11-23 22:50:56,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:56" (3/3) ... [2024-11-23 22:50:56,551 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-13.i [2024-11-23 22:50:56,564 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:50:56,565 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-13.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:50:56,624 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:50:56,635 INFO L333 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, 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;@146b1232, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:50:56,635 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:50:56,639 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 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) [2024-11-23 22:50:56,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:50:56,649 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:56,650 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:56,651 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:56,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:56,655 INFO L85 PathProgramCache]: Analyzing trace with hash 492248995, now seen corresponding path program 1 times [2024-11-23 22:50:56,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:56,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932009834] [2024-11-23 22:50:56,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:56,665 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 [2024-11-23 22:50:56,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:56,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:50:56,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:50:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:57,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:50:57,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2024-11-23 22:50:57,199 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:57,199 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:57,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [932009834] [2024-11-23 22:50:57,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [932009834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:57,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:57,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:50:57,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020254345] [2024-11-23 22:50:57,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:57,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:50:57,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:57,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:50:57,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:57,240 INFO L87 Difference]: Start difference. First operand has 62 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 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) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:50:57,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:57,282 INFO L93 Difference]: Finished difference Result 117 states and 202 transitions. [2024-11-23 22:50:57,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:50:57,284 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 129 [2024-11-23 22:50:57,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:57,293 INFO L225 Difference]: With dead ends: 117 [2024-11-23 22:50:57,294 INFO L226 Difference]: Without dead ends: 58 [2024-11-23 22:50:57,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:57,303 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:57,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:57,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-23 22:50:57,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-23 22:50:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 36 states have internal predecessors, (46), 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) [2024-11-23 22:50:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-11-23 22:50:57,367 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 129 [2024-11-23 22:50:57,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:57,369 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-11-23 22:50:57,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:50:57,370 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-23 22:50:57,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:50:57,376 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:57,376 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:57,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-23 22:50:57,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:50:57,579 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:57,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:57,580 INFO L85 PathProgramCache]: Analyzing trace with hash 302319515, now seen corresponding path program 1 times [2024-11-23 22:50:57,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:57,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [308718000] [2024-11-23 22:50:57,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:57,583 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 [2024-11-23 22:50:57,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:57,586 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:50:57,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 (3)] Waiting until timeout for monitored process [2024-11-23 22:50:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:58,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:50:58,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:51:00,460 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-23 22:51:00,462 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:51:00,463 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:51:00,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [308718000] [2024-11-23 22:51:00,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [308718000] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:00,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:00,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:51:00,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184116332] [2024-11-23 22:51:00,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:00,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:51:00,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:51:00,468 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:51:00,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:51:00,470 INFO L87 Difference]: Start difference. First operand 58 states and 86 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:51:04,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:51:05,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:51:08,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:51:08,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:08,270 INFO L93 Difference]: Finished difference Result 169 states and 253 transitions. [2024-11-23 22:51:08,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:51:08,290 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 129 [2024-11-23 22:51:08,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:08,294 INFO L225 Difference]: With dead ends: 169 [2024-11-23 22:51:08,294 INFO L226 Difference]: Without dead ends: 114 [2024-11-23 22:51:08,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:51:08,296 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 51 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:08,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 236 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2024-11-23 22:51:08,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-23 22:51:08,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 97. [2024-11-23 22:51:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 54 states have internal predecessors, (64), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-23 22:51:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 144 transitions. [2024-11-23 22:51:08,345 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 144 transitions. Word has length 129 [2024-11-23 22:51:08,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:08,346 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 144 transitions. [2024-11-23 22:51:08,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:51:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 144 transitions. [2024-11-23 22:51:08,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-23 22:51:08,349 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:08,349 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:51:08,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 (3)] Ended with exit code 0 [2024-11-23 22:51:08,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:51:08,550 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:08,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:08,550 INFO L85 PathProgramCache]: Analyzing trace with hash -608317909, now seen corresponding path program 1 times [2024-11-23 22:51:08,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:51:08,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1329785189] [2024-11-23 22:51:08,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:08,552 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 [2024-11-23 22:51:08,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:51:08,554 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:51:08,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 (4)] Waiting until timeout for monitored process [2024-11-23 22:51:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:08,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:51:08,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:51:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 40 proven. 108 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-23 22:51:10,877 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:51:11,351 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-23 22:51:11,351 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:51:11,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1329785189] [2024-11-23 22:51:11,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1329785189] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:51:11,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:51:11,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-23 22:51:11,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283210197] [2024-11-23 22:51:11,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:11,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:51:11,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:51:11,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:51:11,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:51:11,354 INFO L87 Difference]: Start difference. First operand 97 states and 144 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:51:15,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:51:18,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:51:18,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:18,237 INFO L93 Difference]: Finished difference Result 169 states and 251 transitions. [2024-11-23 22:51:18,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:51:18,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 130 [2024-11-23 22:51:18,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:18,240 INFO L225 Difference]: With dead ends: 169 [2024-11-23 22:51:18,241 INFO L226 Difference]: Without dead ends: 114 [2024-11-23 22:51:18,241 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:51:18,243 INFO L435 NwaCegarLoop]: 79 mSDtfsCounter, 23 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:18,243 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 147 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2024-11-23 22:51:18,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-23 22:51:18,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 99. [2024-11-23 22:51:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 56 states have (on average 1.1964285714285714) internal successors, (67), 56 states have internal predecessors, (67), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-23 22:51:18,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 147 transitions. [2024-11-23 22:51:18,280 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 147 transitions. Word has length 130 [2024-11-23 22:51:18,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:18,281 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 147 transitions. [2024-11-23 22:51:18,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-23 22:51:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2024-11-23 22:51:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-23 22:51:18,283 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:18,283 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:51:18,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 (4)] Ended with exit code 0 [2024-11-23 22:51:18,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:51:18,487 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:18,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:18,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1001344919, now seen corresponding path program 1 times [2024-11-23 22:51:18,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:51:18,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324851714] [2024-11-23 22:51:18,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:18,489 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 [2024-11-23 22:51:18,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:51:18,491 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:51:18,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34106c76-bd37-4a6d-b253-ecc03364ec6f/bin/uautomizer-verify-LYvppIcaGC/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 (5)] Waiting until timeout for monitored process [2024-11-23 22:51:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:18,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-23 22:51:18,822 INFO L279 TraceCheckSpWp]: Computing forward predicates...