./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:14:03,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:14:03,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:14:03,314 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:14:03,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:14:03,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:14:03,357 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:14:03,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:14:03,358 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:14:03,359 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:14:03,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:14:03,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:14:03,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:14:03,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:14:03,361 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:14:03,362 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:14:03,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:14:03,362 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:14:03,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:14:03,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:14:03,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:14:03,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:14:03,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:14:03,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:14:03,364 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:14:03,364 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:14:03,364 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:14:03,364 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:14:03,364 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:14:03,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:14:03,364 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:14:03,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:14:03,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:14:03,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:14:03,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:14:03,366 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:14:03,366 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:14:03,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:14:03,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:14:03,367 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:14:03,368 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:14:03,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:14:03,368 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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 -> d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af [2024-11-28 03:14:03,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:14:03,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:14:03,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:14:03,760 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:14:03,760 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:14:03,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2024-11-28 03:14:06,910 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/d696d60a8/339251faa48045989422f73e68f4f344/FLAG4fb39024f [2024-11-28 03:14:07,241 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:14:07,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2024-11-28 03:14:07,252 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/d696d60a8/339251faa48045989422f73e68f4f344/FLAG4fb39024f [2024-11-28 03:14:07,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/d696d60a8/339251faa48045989422f73e68f4f344 [2024-11-28 03:14:07,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:14:07,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:14:07,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:14:07,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:14:07,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:14:07,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352098f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07, skipping insertion in model container [2024-11-28 03:14:07,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:14:07,481 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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2024-11-28 03:14:07,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:14:07,604 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:14:07,616 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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2024-11-28 03:14:07,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:14:07,672 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:14:07,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07 WrapperNode [2024-11-28 03:14:07,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:14:07,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:14:07,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:14:07,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:14:07,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,758 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-11-28 03:14:07,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:14:07,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:14:07,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:14:07,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:14:07,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,774 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,812 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]. [2024-11-28 03:14:07,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,832 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:14:07,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:14:07,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:14:07,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:14:07,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (1/1) ... [2024-11-28 03:14:07,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:14:07,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:14:07,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:14:07,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:14:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:14:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:14:07,942 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:14:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:14:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:14:07,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:14:08,052 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:14:08,057 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:14:08,744 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 03:14:08,744 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:14:08,761 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:14:08,764 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:14:08,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:08 BoogieIcfgContainer [2024-11-28 03:14:08,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:14:08,768 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:14:08,770 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:14:08,778 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:14:08,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:14:07" (1/3) ... [2024-11-28 03:14:08,780 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27b3fc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:14:08, skipping insertion in model container [2024-11-28 03:14:08,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:07" (2/3) ... [2024-11-28 03:14:08,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27b3fc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:14:08, skipping insertion in model container [2024-11-28 03:14:08,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:08" (3/3) ... [2024-11-28 03:14:08,784 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-22.i [2024-11-28 03:14:08,803 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:14:08,804 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-22.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:14:08,891 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:14:08,908 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;@64e3c901, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:14:08,908 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:14:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 50 states have (on average 1.32) internal successors, (66), 51 states have internal predecessors, (66), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-28 03:14:08,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-28 03:14:08,929 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:08,929 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:08,930 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:08,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:08,936 INFO L85 PathProgramCache]: Analyzing trace with hash 650577411, now seen corresponding path program 1 times [2024-11-28 03:14:08,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:08,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133740700] [2024-11-28 03:14:08,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:08,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2024-11-28 03:14:09,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:09,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133740700] [2024-11-28 03:14:09,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133740700] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:14:09,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908281615] [2024-11-28 03:14:09,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:09,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:14:09,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:14:09,469 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:14:09,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:14:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:09,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:14:09,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2024-11-28 03:14:09,851 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:14:09,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908281615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:09,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:14:09,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:14:09,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441671322] [2024-11-28 03:14:09,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:09,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:14:09,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:09,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:14:09,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:14:09,898 INFO L87 Difference]: Start difference. First operand has 86 states, 50 states have (on average 1.32) internal successors, (66), 51 states have internal predecessors, (66), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:14:09,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:09,952 INFO L93 Difference]: Finished difference Result 165 states and 291 transitions. [2024-11-28 03:14:09,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:14:09,955 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2024-11-28 03:14:09,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:09,968 INFO L225 Difference]: With dead ends: 165 [2024-11-28 03:14:09,968 INFO L226 Difference]: Without dead ends: 82 [2024-11-28 03:14:09,972 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:14:09,976 INFO L435 NwaCegarLoop]: 125 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, 125 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 [2024-11-28 03:14:09,977 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:14:09,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-28 03:14:10,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-28 03:14:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 47 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-28 03:14:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2024-11-28 03:14:10,031 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 204 [2024-11-28 03:14:10,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:10,032 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2024-11-28 03:14:10,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:14:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2024-11-28 03:14:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-28 03:14:10,042 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:10,042 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:10,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:14:10,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:14:10,247 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:10,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:10,248 INFO L85 PathProgramCache]: Analyzing trace with hash -921962559, now seen corresponding path program 1 times [2024-11-28 03:14:10,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:10,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544216666] [2024-11-28 03:14:10,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:10,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-28 03:14:11,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:11,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544216666] [2024-11-28 03:14:11,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544216666] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:14:11,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159957680] [2024-11-28 03:14:11,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:11,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:14:11,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:14:11,789 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:14:11,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:14:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:11,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:14:12,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2024-11-28 03:14:12,713 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:14:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 24 proven. 72 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-28 03:14:13,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159957680] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:14:13,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:14:13,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 13 [2024-11-28 03:14:13,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060515615] [2024-11-28 03:14:13,218 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:14:13,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 03:14:13,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:13,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 03:14:13,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:14:13,223 INFO L87 Difference]: Start difference. First operand 82 states and 125 transitions. Second operand has 13 states, 13 states have (on average 7.230769230769231) internal successors, (94), 13 states have internal predecessors, (94), 4 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (83), 4 states have call predecessors, (83), 4 states have call successors, (83) [2024-11-28 03:14:14,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:14,429 INFO L93 Difference]: Finished difference Result 199 states and 293 transitions. [2024-11-28 03:14:14,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 03:14:14,430 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.230769230769231) internal successors, (94), 13 states have internal predecessors, (94), 4 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (83), 4 states have call predecessors, (83), 4 states have call successors, (83) Word has length 204 [2024-11-28 03:14:14,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:14,438 INFO L225 Difference]: With dead ends: 199 [2024-11-28 03:14:14,438 INFO L226 Difference]: Without dead ends: 120 [2024-11-28 03:14:14,439 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2024-11-28 03:14:14,440 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 294 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:14:14,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 265 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 03:14:14,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-28 03:14:14,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 115. [2024-11-28 03:14:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 75 states have (on average 1.2666666666666666) internal successors, (95), 76 states have internal predecessors, (95), 35 states have call successors, (35), 4 states have call predecessors, (35), 4 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-28 03:14:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2024-11-28 03:14:14,496 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 204 [2024-11-28 03:14:14,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:14,497 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2024-11-28 03:14:14,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.230769230769231) internal successors, (94), 13 states have internal predecessors, (94), 4 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (83), 4 states have call predecessors, (83), 4 states have call successors, (83) [2024-11-28 03:14:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2024-11-28 03:14:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-28 03:14:14,507 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:14,507 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:14,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 03:14:14,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:14:14,708 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:14,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:14,708 INFO L85 PathProgramCache]: Analyzing trace with hash -241904189, now seen corresponding path program 1 times [2024-11-28 03:14:14,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:14,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986655734] [2024-11-28 03:14:14,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:14,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:15,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 102 proven. 84 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2024-11-28 03:14:15,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:15,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986655734] [2024-11-28 03:14:15,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986655734] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:14:15,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581662479] [2024-11-28 03:14:15,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:15,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:14:15,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:14:15,750 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:14:15,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:14:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:15,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 03:14:15,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1319 proven. 84 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-11-28 03:14:16,790 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:14:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 102 proven. 87 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-28 03:14:17,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581662479] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:14:17,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:14:17,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 21 [2024-11-28 03:14:17,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363952012] [2024-11-28 03:14:17,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:14:17,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-28 03:14:17,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:17,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-28 03:14:17,473 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=301, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:14:17,474 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 21 states, 21 states have (on average 4.523809523809524) internal successors, (95), 21 states have internal predecessors, (95), 6 states have call successors, (79), 3 states have call predecessors, (79), 7 states have return successors, (80), 6 states have call predecessors, (80), 6 states have call successors, (80) [2024-11-28 03:14:18,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:18,598 INFO L93 Difference]: Finished difference Result 273 states and 375 transitions. [2024-11-28 03:14:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-28 03:14:18,599 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.523809523809524) internal successors, (95), 21 states have internal predecessors, (95), 6 states have call successors, (79), 3 states have call predecessors, (79), 7 states have return successors, (80), 6 states have call predecessors, (80), 6 states have call successors, (80) Word has length 204 [2024-11-28 03:14:18,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:18,605 INFO L225 Difference]: With dead ends: 273 [2024-11-28 03:14:18,607 INFO L226 Difference]: Without dead ends: 161 [2024-11-28 03:14:18,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=365, Invalid=825, Unknown=0, NotChecked=0, Total=1190 [2024-11-28 03:14:18,612 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 404 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:14:18,612 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 318 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 03:14:18,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-28 03:14:18,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 127. [2024-11-28 03:14:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 86 states have internal predecessors, (105), 35 states have call successors, (35), 6 states have call predecessors, (35), 6 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-28 03:14:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 175 transitions. [2024-11-28 03:14:18,652 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 175 transitions. Word has length 204 [2024-11-28 03:14:18,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:18,655 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 175 transitions. [2024-11-28 03:14:18,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.523809523809524) internal successors, (95), 21 states have internal predecessors, (95), 6 states have call successors, (79), 3 states have call predecessors, (79), 7 states have return successors, (80), 6 states have call predecessors, (80), 6 states have call successors, (80) [2024-11-28 03:14:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 175 transitions. [2024-11-28 03:14:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-28 03:14:18,662 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:18,662 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:18,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:14:18,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-28 03:14:18,862 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:18,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:18,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1051250815, now seen corresponding path program 1 times [2024-11-28 03:14:18,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:18,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376997124] [2024-11-28 03:14:18,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:18,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:14:19,061 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:14:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:14:19,346 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:14:19,346 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:14:19,347 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:14:19,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:14:19,353 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 03:14:19,541 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:14:19,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:14:19 BoogieIcfgContainer [2024-11-28 03:14:19,547 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:14:19,548 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:14:19,548 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:14:19,548 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:14:19,549 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:08" (3/4) ... [2024-11-28 03:14:19,551 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:14:19,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:14:19,553 INFO L158 Benchmark]: Toolchain (without parser) took 12278.96ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 92.2MB in the beginning and 81.1MB in the end (delta: 11.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-28 03:14:19,554 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:19,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.85ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.1MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:14:19,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.28ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 72.9MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:19,555 INFO L158 Benchmark]: Boogie Preprocessor took 100.49ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 65.3MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:14:19,557 INFO L158 Benchmark]: RCFGBuilder took 904.31ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 41.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:14:19,557 INFO L158 Benchmark]: TraceAbstraction took 10779.31ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 40.6MB in the beginning and 81.1MB in the end (delta: -40.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-28 03:14:19,558 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 81.1MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:19,559 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.85ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.1MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.28ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 72.9MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 100.49ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 65.3MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 904.31ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 41.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 10779.31ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 40.6MB in the beginning and 81.1MB in the end (delta: -40.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 81.1MB in the end (delta: 17.6kB). 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 someBinaryArithmeticDOUBLEoperation at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 127. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] float var_1_2 = 0.625; [L24] float var_1_3 = 1000000000000.5; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 100; [L27] unsigned short int var_1_6 = 10000; [L28] unsigned short int var_1_7 = 10000; [L29] unsigned short int var_1_8 = 128; [L30] unsigned short int var_1_9 = 8; [L31] unsigned char var_1_10 = 100; [L32] unsigned char var_1_11 = 64; [L33] unsigned char var_1_12 = 16; [L34] unsigned short int var_1_13 = 256; [L35] unsigned char var_1_14 = 1; [L36] unsigned short int var_1_15 = 256; [L37] unsigned short int var_1_16 = 1; [L38] unsigned short int var_1_17 = 4; [L39] double var_1_18 = 64.2; [L40] unsigned short int var_1_19 = 53045; [L41] double var_1_20 = 1.75; [L42] double var_1_21 = 50.35; [L43] double var_1_22 = 5.5; [L44] double var_1_23 = 7.125; [L45] unsigned long int var_1_24 = 50; [L46] unsigned long int var_1_25 = 1907531378; [L47] unsigned long int var_1_26 = 8; [L48] unsigned char var_1_27 = 0; VAL [isInitial=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_2=5/8, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L148] isInitial = 1 [L149] FCALL initially() [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L89] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L90] var_1_3 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L91] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L92] var_1_4 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L93] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L94] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L94] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L95] var_1_5 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L96] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L97] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L97] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L98] var_1_6 = __VERIFIER_nondet_ushort() [L99] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=10000, var_1_8=128, var_1_9=8] [L99] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=10000, var_1_8=128, var_1_9=8] [L100] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=10000, var_1_8=128, var_1_9=8] [L100] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=10000, var_1_8=128, var_1_9=8] [L101] var_1_7 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=128, var_1_9=8] [L102] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=128, var_1_9=8] [L103] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=128, var_1_9=8] [L103] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=128, var_1_9=8] [L104] var_1_8 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_9=8] [L105] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_9=8] [L106] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=8] [L106] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=8] [L107] var_1_9 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383] [L108] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383] [L109] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L109] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L111] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L112] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L112] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L113] var_1_12 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L114] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L115] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L115] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L116] var_1_14 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L117] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L118] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L118] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L119] var_1_15 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L120] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L121] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L121] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L122] var_1_16 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L123] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L124] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L124] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L125] var_1_18 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L126] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L127] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L127] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L128] var_1_19 = __VERIFIER_nondet_ushort() [L129] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L129] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L130] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L130] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L131] var_1_21 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L132] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L133] var_1_22 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L134] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L135] var_1_23 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L136] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L137] var_1_25 = __VERIFIER_nondet_ulong() [L138] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L138] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L139] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L139] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L152] RET updateVariables() [L153] CALL step() [L52] COND TRUE var_1_2 < var_1_3 [L53] var_1_1 = ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=0, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L57] EXPR var_1_8 << var_1_4 VAL [isInitial=1, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=0, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L57] COND TRUE var_1_9 < (var_1_8 << var_1_4) [L58] var_1_10 = (var_1_11 + var_1_12) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=0, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L62] COND TRUE (var_1_4 <= var_1_9) || var_1_14 [L63] var_1_13 = ((((((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) > (var_1_15)) ? (((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) : (var_1_15))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=4, var_1_19=-2, var_1_1=0, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L67] COND TRUE (var_1_3 / var_1_18) > var_1_2 [L68] var_1_17 = ((var_1_19 - ((((var_1_10) > (var_1_12)) ? (var_1_10) : (var_1_12)))) - var_1_7) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L70] COND TRUE \read(var_1_14) [L71] var_1_20 = (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L75] COND FALSE !(var_1_7 == var_1_10) [L78] var_1_24 = (var_1_5 + (var_1_25 - var_1_11)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=1073758207, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L80] COND FALSE !(var_1_4 > (var_1_19 - var_1_7)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=1073758207, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L83] COND TRUE (- 3.75) < ((((var_1_3) < (var_1_22)) ? (var_1_3) : (var_1_22))) [L84] var_1_27 = 0 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=1073758207, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR ((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=1073758207, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L144-L145] return ((((((((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_4 <= var_1_9) || var_1_14) ? (var_1_13 == ((unsigned short int) ((((((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) > (var_1_15)) ? (((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) : (var_1_15))))) : (var_1_13 == ((unsigned short int) var_1_16)))) && (((var_1_3 / var_1_18) > var_1_2) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_10) > (var_1_12)) ? (var_1_10) : (var_1_12)))) - var_1_7))) : 1)) && (var_1_14 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == var_1_10) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_5 + (var_1_25 - var_1_11)))))) && ((var_1_4 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_8)) : 1)) && (((- 3.75) < ((((var_1_3) < (var_1_22)) ? (var_1_3) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=1073758207, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16385, var_1_14=1, var_1_15=16385, var_1_16=65534, var_1_17=57342, var_1_19=-2, var_1_1=0, var_1_24=1073758207, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=0, var_1_5=16384, var_1_6=-1073602561, var_1_7=-57344, var_1_8=16383, var_1_9=16382] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 4, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 711 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 698 mSDsluCounter, 708 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 418 mSDsCounter, 317 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 974 IncrementalHoareTripleChecker+Invalid, 1291 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 317 mSolverCounterUnsat, 290 mSDtfsCounter, 974 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1067 GetRequests, 1011 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=3, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 39 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1428 NumberOfCodeBlocks, 1428 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1624 ConstructedInterpolants, 0 QuantifiedInterpolants, 4056 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1316 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 16415/16896 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 [2024-11-28 03:14:19,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:14:22,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:14:22,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:14:22,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:14:22,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:14:22,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:14:22,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:14:22,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:14:22,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:14:22,780 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:14:22,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:14:22,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:14:22,782 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:14:22,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:14:22,783 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:14:22,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:14:22,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:14:22,783 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:14:22,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:14:22,784 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:14:22,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:14:22,785 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:14:22,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:14:22,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:14:22,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:14:22,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:14:22,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:14:22,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:14:22,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:14:22,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:14:22,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:14:22,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:14:22,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:14:22,788 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:14:22,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:14:22,788 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:14:22,788 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:14:22,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:14:22,789 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:14:22,789 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:14:22,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:14:22,789 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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 -> d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af [2024-11-28 03:14:23,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:14:23,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:14:23,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:14:23,166 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:14:23,167 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:14:23,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2024-11-28 03:14:26,463 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/86c8630d8/cc6faa3deedb4f48adc8080112e663ab/FLAGca24348d6 [2024-11-28 03:14:26,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:14:26,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2024-11-28 03:14:26,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/86c8630d8/cc6faa3deedb4f48adc8080112e663ab/FLAGca24348d6 [2024-11-28 03:14:27,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/data/86c8630d8/cc6faa3deedb4f48adc8080112e663ab [2024-11-28 03:14:27,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:14:27,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:14:27,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:14:27,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:14:27,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:14:27,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684143ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27, skipping insertion in model container [2024-11-28 03:14:27,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:14:27,334 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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2024-11-28 03:14:27,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:14:27,444 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:14:27,458 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_cf4fa3e6-d93d-4727-9e03-acdaa294e775/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2024-11-28 03:14:27,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:14:27,526 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:14:27,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27 WrapperNode [2024-11-28 03:14:27,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:14:27,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:14:27,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:14:27,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:14:27,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,619 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2024-11-28 03:14:27,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:14:27,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:14:27,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:14:27,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:14:27,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,638 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,653 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]. [2024-11-28 03:14:27,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,678 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:14:27,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:14:27,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:14:27,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:14:27,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (1/1) ... [2024-11-28 03:14:27,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:14:27,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:14:27,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:14:27,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:14:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:14:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:14:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:14:27,792 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:14:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:14:27,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:14:27,941 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:14:27,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:14:41,850 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-28 03:14:41,851 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:14:41,870 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:14:41,873 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:14:41,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:41 BoogieIcfgContainer [2024-11-28 03:14:41,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:14:41,878 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:14:41,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:14:41,886 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:14:41,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:14:27" (1/3) ... [2024-11-28 03:14:41,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac0baed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:14:41, skipping insertion in model container [2024-11-28 03:14:41,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:27" (2/3) ... [2024-11-28 03:14:41,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac0baed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:14:41, skipping insertion in model container [2024-11-28 03:14:41,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:41" (3/3) ... [2024-11-28 03:14:41,892 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-22.i [2024-11-28 03:14:41,912 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:14:41,914 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-22.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:14:42,008 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:14:42,022 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;@609c5f2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:14:42,022 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:14:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-28 03:14:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-28 03:14:42,047 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:42,048 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:42,048 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:42,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:42,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1822071726, now seen corresponding path program 1 times [2024-11-28 03:14:42,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:14:42,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [908394378] [2024-11-28 03:14:42,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:42,067 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 [2024-11-28 03:14:42,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:14:42,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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) [2024-11-28 03:14:42,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 [2024-11-28 03:14:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:43,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:14:43,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 1508 trivial. 0 not checked. [2024-11-28 03:14:43,408 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:14:43,409 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:14:43,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [908394378] [2024-11-28 03:14:43,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [908394378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:43,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:14:43,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:14:43,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781357019] [2024-11-28 03:14:43,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:43,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:14:43,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:14:43,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:14:43,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:14:43,445 INFO L87 Difference]: Start difference. First operand has 79 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:14:43,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:43,481 INFO L93 Difference]: Finished difference Result 151 states and 271 transitions. [2024-11-28 03:14:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:14:43,483 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 201 [2024-11-28 03:14:43,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:43,517 INFO L225 Difference]: With dead ends: 151 [2024-11-28 03:14:43,518 INFO L226 Difference]: Without dead ends: 75 [2024-11-28 03:14:43,524 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:14:43,529 INFO L435 NwaCegarLoop]: 115 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, 115 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 [2024-11-28 03:14:43,530 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:14:43,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-28 03:14:43,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-28 03:14:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-28 03:14:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2024-11-28 03:14:43,599 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 201 [2024-11-28 03:14:43,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:43,601 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2024-11-28 03:14:43,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:14:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-11-28 03:14:43,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-28 03:14:43,607 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:43,607 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:43,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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)] Forceful destruction successful, exit code 0 [2024-11-28 03:14:43,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 [2024-11-28 03:14:43,808 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:43,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:43,809 INFO L85 PathProgramCache]: Analyzing trace with hash 432405332, now seen corresponding path program 1 times [2024-11-28 03:14:43,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:14:43,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1367852251] [2024-11-28 03:14:43,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:43,811 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 [2024-11-28 03:14:43,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:14:43,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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) [2024-11-28 03:14:43,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 [2024-11-28 03:14:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:45,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 03:14:45,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:53,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 842 proven. 138 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2024-11-28 03:14:53,369 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:14:53,793 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:14:53,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1367852251] [2024-11-28 03:14:53,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1367852251] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:14:53,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1762755444] [2024-11-28 03:14:53,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:53,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:14:53,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:14:53,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:14:53,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-28 03:14:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:56,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 03:14:56,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2024-11-28 03:14:59,631 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:14:59,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1762755444] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:14:59,910 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:14:59,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2024-11-28 03:14:59,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472887770] [2024-11-28 03:14:59,911 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:14:59,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:14:59,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:14:59,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:14:59,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:14:59,915 INFO L87 Difference]: Start difference. First operand 75 states and 115 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2024-11-28 03:15:08,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:12,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:16,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:20,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:24,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:29,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:33,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:37,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:41,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:45,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:15:45,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:15:45,314 INFO L93 Difference]: Finished difference Result 157 states and 235 transitions. [2024-11-28 03:15:45,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 03:15:45,467 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) Word has length 201 [2024-11-28 03:15:45,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:15:45,471 INFO L225 Difference]: With dead ends: 157 [2024-11-28 03:15:45,471 INFO L226 Difference]: Without dead ends: 85 [2024-11-28 03:15:45,472 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:15:45,473 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 57 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 27 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:15:45,474 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 232 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 314 Invalid, 10 Unknown, 0 Unchecked, 45.0s Time] [2024-11-28 03:15:45,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-28 03:15:45,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 83. [2024-11-28 03:15:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 46 states have (on average 1.173913043478261) internal successors, (54), 46 states have internal predecessors, (54), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-28 03:15:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2024-11-28 03:15:45,503 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 201 [2024-11-28 03:15:45,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:45,505 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2024-11-28 03:15:45,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2024-11-28 03:15:45,505 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2024-11-28 03:15:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-28 03:15:45,513 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:45,514 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:15:45,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 [2024-11-28 03:15:45,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-28 03:15:45,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 03:15:45,915 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:15:45,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:45,916 INFO L85 PathProgramCache]: Analyzing trace with hash -2087554602, now seen corresponding path program 1 times [2024-11-28 03:15:45,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:15:45,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1424715737] [2024-11-28 03:15:45,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:45,917 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 [2024-11-28 03:15:45,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:15:45,921 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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) [2024-11-28 03:15:45,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 (5)] Waiting until timeout for monitored process [2024-11-28 03:15:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:15:47,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 03:15:47,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:16:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1443 proven. 198 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2024-11-28 03:16:03,699 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:16:05,566 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:16:05,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1424715737] [2024-11-28 03:16:05,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1424715737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:16:05,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [153913156] [2024-11-28 03:16:05,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:16:05,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:16:05,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:16:05,570 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:16:05,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-28 03:16:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:16:07,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 03:16:07,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:16:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1443 proven. 198 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2024-11-28 03:16:20,105 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:16:20,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [153913156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:16:20,742 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:16:20,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 16 [2024-11-28 03:16:20,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643060243] [2024-11-28 03:16:20,743 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:16:20,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-28 03:16:20,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:16:20,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-28 03:16:20,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2024-11-28 03:16:20,745 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 16 states, 16 states have (on average 3.75) internal successors, (60), 15 states have internal predecessors, (60), 5 states have call successors, (33), 5 states have call predecessors, (33), 8 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2024-11-28 03:16:32,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:16:36,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:16:40,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:16:44,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:16:48,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:16:52,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:16:56,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:00,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:04,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:08,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:12,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:16,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:20,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:24,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:28,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:32,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:36,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:38,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:44,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:48,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:52,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:17:56,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:00,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:04,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:08,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:12,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:16,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:20,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:24,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:18:28,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:32,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:36,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:40,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:44,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:48,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:52,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:18:56,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:19:00,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:19:01,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:19:01,689 INFO L93 Difference]: Finished difference Result 199 states and 277 transitions. [2024-11-28 03:19:01,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:19:01,692 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.75) internal successors, (60), 15 states have internal predecessors, (60), 5 states have call successors, (33), 5 states have call predecessors, (33), 8 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) Word has length 201 [2024-11-28 03:19:01,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:19:01,696 INFO L225 Difference]: With dead ends: 199 [2024-11-28 03:19:01,696 INFO L226 Difference]: Without dead ends: 119 [2024-11-28 03:19:01,697 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 406 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=188, Invalid=514, Unknown=0, NotChecked=0, Total=702 [2024-11-28 03:19:01,700 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 208 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 74 mSolverCounterUnsat, 37 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 158.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 37 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 159.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:19:01,701 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 240 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 416 Invalid, 37 Unknown, 0 Unchecked, 159.0s Time] [2024-11-28 03:19:01,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-28 03:19:01,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 110. [2024-11-28 03:19:01,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 69 states have internal predecessors, (81), 35 states have call successors, (35), 6 states have call predecessors, (35), 6 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-28 03:19:01,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 151 transitions. [2024-11-28 03:19:01,727 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 151 transitions. Word has length 201 [2024-11-28 03:19:01,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:19:01,728 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 151 transitions. [2024-11-28 03:19:01,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.75) internal successors, (60), 15 states have internal predecessors, (60), 5 states have call successors, (33), 5 states have call predecessors, (33), 8 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2024-11-28 03:19:01,729 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2024-11-28 03:19:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-28 03:19:01,732 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:19:01,733 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:19:01,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:19:01,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:19:02,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 [2024-11-28 03:19:02,134 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:19:02,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:19:02,134 INFO L85 PathProgramCache]: Analyzing trace with hash -2030296300, now seen corresponding path program 1 times [2024-11-28 03:19:02,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:19:02,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [707865593] [2024-11-28 03:19:02,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:02,135 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 [2024-11-28 03:19:02,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:19:02,139 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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) [2024-11-28 03:19:02,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4fa3e6-d93d-4727-9e03-acdaa294e775/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 (7)] Waiting until timeout for monitored process [2024-11-28 03:19:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:06,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-28 03:19:06,829 INFO L279 TraceCheckSpWp]: Computing forward predicates...