./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB --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 b4804657cb22640a3af09bfa7720053cc027643d3a01c862cc2148d596a7b562 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:08:48,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:08:48,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:08:48,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:08:48,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:08:48,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:08:48,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:08:48,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:08:48,585 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:08:48,586 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:08:48,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:08:48,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:08:48,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:08:48,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:08:48,587 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:08:48,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:08:48,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:08:48,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:08:48,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:08:48,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:08:48,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:08:48,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:08:48,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:08:48,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:08:48,589 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:08:48,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:08:48,589 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:08:48,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:08:48,590 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:08:48,590 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:08:48,590 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:08:48,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:08:48,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:08:48,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:08:48,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:08:48,591 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:08:48,591 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:08:48,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:08:48,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:08:48,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:08:48,592 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:08:48,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:08:48,592 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:08:48,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:08:48,593 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:08:48,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:08:48,593 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:08:48,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:08:48,593 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_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB 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 -> b4804657cb22640a3af09bfa7720053cc027643d3a01c862cc2148d596a7b562 [2024-11-27 20:08:48,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:08:49,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:08:49,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:08:49,015 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:08:49,015 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:08:49,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i [2024-11-27 20:08:52,147 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/bba9f86de/0b29df377a064b058efbf76f550daac6/FLAGd5dbe6ee1 [2024-11-27 20:08:52,495 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:08:52,496 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i [2024-11-27 20:08:52,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/bba9f86de/0b29df377a064b058efbf76f550daac6/FLAGd5dbe6ee1 [2024-11-27 20:08:52,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/bba9f86de/0b29df377a064b058efbf76f550daac6 [2024-11-27 20:08:52,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:08:52,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:08:52,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:08:52,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:08:52,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:08:52,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:08:52" (1/1) ... [2024-11-27 20:08:52,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d5e134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:52, skipping insertion in model container [2024-11-27 20:08:52,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:08:52" (1/1) ... [2024-11-27 20:08:52,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:08:52,977 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_71f5819d-f130-4b0d-a42c-1f5f476ca269/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i[919,932] [2024-11-27 20:08:53,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:08:53,101 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:08:53,117 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_71f5819d-f130-4b0d-a42c-1f5f476ca269/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i[919,932] [2024-11-27 20:08:53,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:08:53,188 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:08:53,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53 WrapperNode [2024-11-27 20:08:53,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:08:53,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:08:53,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:08:53,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:08:53,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,267 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2024-11-27 20:08:53,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:08:53,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:08:53,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:08:53,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:08:53,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,291 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,319 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]. [2024-11-27 20:08:53,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,334 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:08:53,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:08:53,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:08:53,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:08:53,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (1/1) ... [2024-11-27 20:08:53,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:08:53,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:53,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:53,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:08:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:08:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:08:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:08:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:08:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:08:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:08:53,546 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:08:53,548 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:08:54,027 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-27 20:08:54,028 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:08:54,045 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:08:54,046 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:08:54,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:54 BoogieIcfgContainer [2024-11-27 20:08:54,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:08:54,050 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:08:54,051 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:08:54,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:08:54,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:08:52" (1/3) ... [2024-11-27 20:08:54,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa1f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:08:54, skipping insertion in model container [2024-11-27 20:08:54,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:53" (2/3) ... [2024-11-27 20:08:54,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa1f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:08:54, skipping insertion in model container [2024-11-27 20:08:54,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:54" (3/3) ... [2024-11-27 20:08:54,063 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-93.i [2024-11-27 20:08:54,083 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:08:54,085 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-93.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:08:54,186 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:08:54,207 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;@5ff11b7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:08:54,207 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:08:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 20:08:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-27 20:08:54,233 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:08:54,235 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:54,236 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:08:54,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:54,242 INFO L85 PathProgramCache]: Analyzing trace with hash 635234638, now seen corresponding path program 1 times [2024-11-27 20:08:54,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:08:54,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665482263] [2024-11-27 20:08:54,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:54,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-27 20:08:54,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:08:54,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665482263] [2024-11-27 20:08:54,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665482263] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:54,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946417500] [2024-11-27 20:08:54,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:54,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:54,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:54,630 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:54,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:08:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:54,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:08:54,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:55,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-27 20:08:55,056 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:08:55,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946417500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:08:55,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:08:55,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 20:08:55,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214315529] [2024-11-27 20:08:55,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:08:55,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:08:55,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:08:55,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:08:55,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:08:55,094 INFO L87 Difference]: Start difference. First operand has 71 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 20:08:55,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:55,138 INFO L93 Difference]: Finished difference Result 135 states and 240 transitions. [2024-11-27 20:08:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:08:55,142 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 161 [2024-11-27 20:08:55,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:08:55,152 INFO L225 Difference]: With dead ends: 135 [2024-11-27 20:08:55,153 INFO L226 Difference]: Without dead ends: 67 [2024-11-27 20:08:55,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:08:55,164 INFO L435 NwaCegarLoop]: 103 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, 103 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 [2024-11-27 20:08:55,165 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:08:55,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-27 20:08:55,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-27 20:08:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 20:08:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 103 transitions. [2024-11-27 20:08:55,238 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 103 transitions. Word has length 161 [2024-11-27 20:08:55,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:08:55,239 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 103 transitions. [2024-11-27 20:08:55,239 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 20:08:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2024-11-27 20:08:55,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-27 20:08:55,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:08:55,245 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:55,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:08:55,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 20:08:55,446 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:08:55,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:55,447 INFO L85 PathProgramCache]: Analyzing trace with hash 980390534, now seen corresponding path program 1 times [2024-11-27 20:08:55,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:08:55,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396310380] [2024-11-27 20:08:55,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:55,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-27 20:08:55,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:08:55,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396310380] [2024-11-27 20:08:55,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396310380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:08:55,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:08:55,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:08:55,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811586969] [2024-11-27 20:08:55,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:08:55,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:08:55,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:08:55,930 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:08:55,930 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:08:55,930 INFO L87 Difference]: Start difference. First operand 67 states and 103 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 20:08:56,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:56,029 INFO L93 Difference]: Finished difference Result 160 states and 244 transitions. [2024-11-27 20:08:56,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:08:56,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 161 [2024-11-27 20:08:56,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:08:56,034 INFO L225 Difference]: With dead ends: 160 [2024-11-27 20:08:56,037 INFO L226 Difference]: Without dead ends: 96 [2024-11-27 20:08:56,038 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 [2024-11-27 20:08:56,039 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 36 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:08:56,040 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 184 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:08:56,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-27 20:08:56,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 93. [2024-11-27 20:08:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 61 states have internal predecessors, (79), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:08:56,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2024-11-27 20:08:56,065 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 161 [2024-11-27 20:08:56,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:08:56,066 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2024-11-27 20:08:56,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 20:08:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2024-11-27 20:08:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-27 20:08:56,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:08:56,070 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:56,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:08:56,070 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:08:56,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:56,071 INFO L85 PathProgramCache]: Analyzing trace with hash -702336306, now seen corresponding path program 1 times [2024-11-27 20:08:56,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:08:56,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121488411] [2024-11-27 20:08:56,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:56,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:56,379 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:56,598 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:08:56,598 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:08:56,600 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:08:56,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:08:56,606 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-27 20:08:56,759 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:08:56,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:08:56 BoogieIcfgContainer [2024-11-27 20:08:56,766 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:08:56,768 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:08:56,768 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:08:56,768 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:08:56,769 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:54" (3/4) ... [2024-11-27 20:08:56,772 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:08:56,774 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:08:56,776 INFO L158 Benchmark]: Toolchain (without parser) took 4048.87ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 84.1MB in the end (delta: 22.2MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-11-27 20:08:56,777 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:56,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.43ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 92.2MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:08:56,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.83ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 89.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:56,779 INFO L158 Benchmark]: Boogie Preprocessor took 84.89ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 87.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:56,780 INFO L158 Benchmark]: RCFGBuilder took 693.37ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 69.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:08:56,780 INFO L158 Benchmark]: TraceAbstraction took 2717.36ms. Allocated memory is still 142.6MB. Free memory was 68.7MB in the beginning and 84.1MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:56,781 INFO L158 Benchmark]: Witness Printer took 6.88ms. Allocated memory is still 142.6MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:56,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.43ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 92.2MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.83ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 89.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 84.89ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 87.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 693.37ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 69.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2717.36ms. Allocated memory is still 142.6MB. Free memory was 68.7MB in the beginning and 84.1MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.88ms. Allocated memory is still 142.6MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 36.9kB). 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 someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 135, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someUnaryDOUBLEoperation at line 31. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.5; [L23] float var_1_5 = 0.0; [L24] float var_1_6 = 4.2; [L25] float var_1_7 = 31.25; [L26] float var_1_8 = 1.375; [L27] unsigned short int var_1_9 = 32; [L28] unsigned char var_1_10 = 1; [L29] float var_1_11 = 0.625; [L30] unsigned short int var_1_12 = 1; [L31] float var_1_13 = -0.25; [L32] signed short int var_1_14 = 4; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 0; [L35] signed short int var_1_17 = 8; [L36] signed short int var_1_18 = 5; [L37] signed short int var_1_19 = 128; [L38] signed long int var_1_20 = -50; [L39] signed short int var_1_21 = -16; [L40] signed short int var_1_22 = 16; [L41] signed short int var_1_23 = 32; [L42] signed short int var_1_24 = 2; [L43] signed short int var_1_25 = -4; VAL [isInitial=0, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L139] isInitial = 1 [L140] FCALL initially() [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L90] var_1_5 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L91] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L92] var_1_6 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L93] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L94] var_1_7 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L95] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L96] var_1_8 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L97] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L98] var_1_10 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L99] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L100] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L100] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L101] var_1_11 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L102] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L103] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L103] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L104] var_1_12 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L105] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L106] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L106] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L107] var_1_15 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L108] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L109] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L109] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L110] var_1_16 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L111] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L112] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L112] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L113] var_1_17 = __VERIFIER_nondet_short() [L114] CALL assume_abort_if_not(var_1_17 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L114] RET assume_abort_if_not(var_1_17 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L115] CALL assume_abort_if_not(var_1_17 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L115] RET assume_abort_if_not(var_1_17 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L116] var_1_18 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L117] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L118] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L118] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L119] var_1_19 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L120] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L121] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L121] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L122] var_1_22 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L123] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L124] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L124] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L125] var_1_24 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_24 >= -8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-4, var_1_9=32] [L126] RET assume_abort_if_not(var_1_24 >= -8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-4, var_1_9=32] [L127] CALL assume_abort_if_not(var_1_24 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-4, var_1_9=32] [L127] RET assume_abort_if_not(var_1_24 <= 8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-4, var_1_9=32] [L128] var_1_25 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_25 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_9=32] [L129] RET assume_abort_if_not(var_1_25 >= -8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_9=32] [L130] CALL assume_abort_if_not(var_1_25 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_9=32] [L130] RET assume_abort_if_not(var_1_25 <= 8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_9=32] [L143] RET updateVariables() [L144] CALL step() [L47] COND TRUE \read(var_1_10) [L48] var_1_13 = ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L52] COND TRUE (! (var_1_10 || var_1_15)) || var_1_16 [L53] var_1_14 = ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L55] COND TRUE \read(var_1_15) [L56] var_1_21 = ((var_1_22 + 25) - var_1_19) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-44, var_1_22=0, var_1_23=32, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L58] COND TRUE \read(var_1_10) [L59] var_1_23 = (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L67] COND TRUE var_1_10 || (var_1_13 < (var_1_8 / var_1_11)) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L68] COND TRUE var_1_10 || (var_1_13 != var_1_11) [L69] var_1_9 = 8 VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-50, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L74] COND TRUE \read(var_1_16) [L75] var_1_20 = (var_1_9 - 50) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=1/2, var_1_20=-42, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L77] COND FALSE !((var_1_20 + var_1_14) < var_1_21) [L86] var_1_1 = var_1_8 VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=65540, var_1_20=-42, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L144] RET step() [L145] CALL, EXPR property() [L135-L136] return ((((((((var_1_20 + var_1_14) < var_1_21) ? ((var_1_21 <= (var_1_14 - var_1_20)) ? ((var_1_21 < var_1_14) ? (var_1_1 == ((float) ((var_1_5 - var_1_6) - var_1_7))) : 1) : (var_1_1 == ((float) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) + 3.25f)))) : (var_1_1 == ((float) var_1_8))) && ((var_1_10 || (var_1_13 < (var_1_8 / var_1_11))) ? ((var_1_10 || (var_1_13 != var_1_11)) ? (var_1_9 == ((unsigned short int) 8)) : 1) : (var_1_9 == ((unsigned short int) var_1_12)))) && (var_1_10 ? (var_1_13 == ((float) ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))))) : (var_1_13 == ((float) ((((10.15f) < ((var_1_6 + var_1_8))) ? (10.15f) : ((var_1_6 + var_1_8)))))))) && (((! (var_1_10 || var_1_15)) || var_1_16) ? (var_1_14 == ((signed short int) ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))))) : 1)) && (var_1_16 ? (var_1_20 == ((signed long int) (var_1_9 - 50))) : 1)) && (var_1_15 ? (var_1_21 == ((signed short int) ((var_1_22 + 25) - var_1_19))) : 1)) && (var_1_10 ? (var_1_23 == ((signed short int) (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)))) : (var_1_16 ? (var_1_23 == ((signed short int) var_1_24)) : (var_1_23 == ((signed short int) var_1_17)))) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=65540, var_1_20=-42, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=65540, var_1_20=-42, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=67, var_1_19=69, var_1_1=65540, var_1_20=-42, var_1_21=-44, var_1_22=0, var_1_23=-1, var_1_24=-8190, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 287 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 87 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 200 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 645 NumberOfCodeBlocks, 645 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 500 SizeOfPredicates, 0 NumberOfNonLiveVariables, 361 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3850/3900 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 [2024-11-27 20:08:56,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB --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 b4804657cb22640a3af09bfa7720053cc027643d3a01c862cc2148d596a7b562 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:09:00,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:09:00,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:09:00,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:09:00,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:09:00,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:09:00,586 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:09:00,587 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:09:00,588 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:09:00,588 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:09:00,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:09:00,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:09:00,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:09:00,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:09:00,591 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:09:00,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:09:00,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:09:00,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:09:00,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:09:00,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:09:00,592 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:09:00,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:09:00,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:09:00,593 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:09:00,593 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:09:00,594 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:09:00,594 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:09:00,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:09:00,594 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:09:00,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:09:00,594 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:09:00,596 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:09:00,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:09:00,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:09:00,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:09:00,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:09:00,597 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:09:00,597 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:09:00,597 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:09:00,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:09:00,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:09:00,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:09:00,598 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:09:00,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:09:00,599 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:09:00,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:09:00,599 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:09:00,600 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:09:00,600 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:09:00,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:09:00,600 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_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB 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 -> b4804657cb22640a3af09bfa7720053cc027643d3a01c862cc2148d596a7b562 [2024-11-27 20:09:01,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:09:01,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:09:01,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:09:01,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:09:01,036 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:09:01,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i [2024-11-27 20:09:04,708 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/545b98cf4/fb08fa7787254b06ba34995a216b61e9/FLAGd1b00d14b [2024-11-27 20:09:04,995 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:09:04,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i [2024-11-27 20:09:05,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/545b98cf4/fb08fa7787254b06ba34995a216b61e9/FLAGd1b00d14b [2024-11-27 20:09:05,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/data/545b98cf4/fb08fa7787254b06ba34995a216b61e9 [2024-11-27 20:09:05,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:09:05,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:09:05,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:09:05,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:09:05,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:09:05,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484b4486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05, skipping insertion in model container [2024-11-27 20:09:05,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:09:05,532 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_71f5819d-f130-4b0d-a42c-1f5f476ca269/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i[919,932] [2024-11-27 20:09:05,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:09:05,628 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:09:05,644 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_71f5819d-f130-4b0d-a42c-1f5f476ca269/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-93.i[919,932] [2024-11-27 20:09:05,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:09:05,716 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:09:05,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05 WrapperNode [2024-11-27 20:09:05,717 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:09:05,718 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:09:05,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:09:05,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:09:05,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,772 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2024-11-27 20:09:05,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:09:05,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:09:05,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:09:05,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:09:05,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,797 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,814 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]. [2024-11-27 20:09:05,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,837 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:09:05,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:09:05,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:09:05,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:09:05,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (1/1) ... [2024-11-27 20:09:05,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:09:05,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:09:05,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:09:05,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:09:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:09:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:09:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:09:05,955 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:09:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:09:05,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:09:06,102 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:09:06,106 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:09:12,585 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-27 20:09:12,586 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:09:12,599 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:09:12,600 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:09:12,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:09:12 BoogieIcfgContainer [2024-11-27 20:09:12,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:09:12,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:09:12,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:09:12,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:09:12,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:09:05" (1/3) ... [2024-11-27 20:09:12,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d6c175c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:09:12, skipping insertion in model container [2024-11-27 20:09:12,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:09:05" (2/3) ... [2024-11-27 20:09:12,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d6c175c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:09:12, skipping insertion in model container [2024-11-27 20:09:12,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:09:12" (3/3) ... [2024-11-27 20:09:12,614 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-93.i [2024-11-27 20:09:12,635 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:09:12,638 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-93.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:09:12,710 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:09:12,724 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;@42b0579a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:09:12,724 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:09:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 20:09:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-27 20:09:12,747 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:09:12,748 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:09:12,748 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:09:12,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:09:12,756 INFO L85 PathProgramCache]: Analyzing trace with hash 635234638, now seen corresponding path program 1 times [2024-11-27 20:09:12,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:09:12,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [462464494] [2024-11-27 20:09:12,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:09:12,773 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 [2024-11-27 20:09:12,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:09:12,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:09:12,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:09:13,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:09:13,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:09:13,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 986 trivial. 0 not checked. [2024-11-27 20:09:13,542 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:09:13,542 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:09:13,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [462464494] [2024-11-27 20:09:13,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [462464494] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:09:13,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:09:13,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:09:13,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301725044] [2024-11-27 20:09:13,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:09:13,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:09:13,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:09:13,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:09:13,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:09:13,590 INFO L87 Difference]: Start difference. First operand has 71 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 20:09:13,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:09:13,647 INFO L93 Difference]: Finished difference Result 135 states and 240 transitions. [2024-11-27 20:09:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:09:13,649 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 161 [2024-11-27 20:09:13,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:09:13,661 INFO L225 Difference]: With dead ends: 135 [2024-11-27 20:09:13,663 INFO L226 Difference]: Without dead ends: 67 [2024-11-27 20:09:13,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:09:13,675 INFO L435 NwaCegarLoop]: 103 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, 103 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 [2024-11-27 20:09:13,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:09:13,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-27 20:09:13,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-27 20:09:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 20:09:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 103 transitions. [2024-11-27 20:09:13,745 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 103 transitions. Word has length 161 [2024-11-27 20:09:13,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:09:13,747 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 103 transitions. [2024-11-27 20:09:13,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 20:09:13,747 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2024-11-27 20:09:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-27 20:09:13,752 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:09:13,753 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:09:13,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:13,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:13,954 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:09:13,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:09:13,957 INFO L85 PathProgramCache]: Analyzing trace with hash 980390534, now seen corresponding path program 1 times [2024-11-27 20:09:13,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:09:13,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1600497708] [2024-11-27 20:09:13,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:09:13,959 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 [2024-11-27 20:09:13,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:09:13,962 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:09:13,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:09:14,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:09:14,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:09:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-27 20:09:14,767 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:09:14,768 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:09:14,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1600497708] [2024-11-27 20:09:14,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1600497708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:09:14,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:09:14,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:09:14,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471065] [2024-11-27 20:09:14,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:09:14,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:09:14,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:09:14,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:09:14,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:09:14,777 INFO L87 Difference]: Start difference. First operand 67 states and 103 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 20:09:21,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:09:24,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:09:24,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:09:24,649 INFO L93 Difference]: Finished difference Result 160 states and 244 transitions. [2024-11-27 20:09:24,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:09:24,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 161 [2024-11-27 20:09:24,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:09:24,689 INFO L225 Difference]: With dead ends: 160 [2024-11-27 20:09:24,689 INFO L226 Difference]: Without dead ends: 96 [2024-11-27 20:09:24,690 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:09:24,692 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 38 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:09:24,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 184 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-27 20:09:24,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-27 20:09:24,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 93. [2024-11-27 20:09:24,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 61 states have internal predecessors, (79), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 20:09:24,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2024-11-27 20:09:24,730 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 161 [2024-11-27 20:09:24,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:09:24,731 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2024-11-27 20:09:24,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 20:09:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2024-11-27 20:09:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-27 20:09:24,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:09:24,736 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:09:24,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:24,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:24,937 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:09:24,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:09:24,938 INFO L85 PathProgramCache]: Analyzing trace with hash -702336306, now seen corresponding path program 1 times [2024-11-27 20:09:24,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:09:24,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [40575088] [2024-11-27 20:09:24,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:09:24,939 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 [2024-11-27 20:09:24,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:09:24,942 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:09:24,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f5819d-f130-4b0d-a42c-1f5f476ca269/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:09:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:09:25,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-27 20:09:25,540 INFO L279 TraceCheckSpWp]: Computing forward predicates...