./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.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_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 17166ae5ac8080269c2a7aa26dabdd1b745e019248f0bf33655988f8a95de676 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:55:58,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:55:59,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:55:59,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:55:59,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:55:59,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:55:59,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:55:59,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:55:59,135 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:55:59,135 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:55:59,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:55:59,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:55:59,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:55:59,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:55:59,136 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:55:59,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:55:59,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:55:59,137 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:55:59,138 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:55:59,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:55:59,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:55:59,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:55:59,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:55:59,140 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:55:59,140 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:55:59,140 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:55:59,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:55:59,140 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_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 -> 17166ae5ac8080269c2a7aa26dabdd1b745e019248f0bf33655988f8a95de676 [2024-11-28 04:55:59,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:55:59,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:55:59,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:55:59,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:55:59,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:55:59,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i [2024-11-28 04:56:02,814 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/14e4c3785/1e38fc72bdd246a49431abb01a5c8da6/FLAG5d806b9cd [2024-11-28 04:56:03,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:56:03,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i [2024-11-28 04:56:03,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/14e4c3785/1e38fc72bdd246a49431abb01a5c8da6/FLAG5d806b9cd [2024-11-28 04:56:03,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/14e4c3785/1e38fc72bdd246a49431abb01a5c8da6 [2024-11-28 04:56:03,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:56:03,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:56:03,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:56:03,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:56:03,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:56:03,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7490d79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03, skipping insertion in model container [2024-11-28 04:56:03,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:56:03,432 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_fa9e9999-d02b-4693-880f-4780ee8c34c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i[915,928] [2024-11-28 04:56:03,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:56:03,509 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:56:03,520 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_fa9e9999-d02b-4693-880f-4780ee8c34c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i[915,928] [2024-11-28 04:56:03,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:56:03,596 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:56:03,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03 WrapperNode [2024-11-28 04:56:03,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:56:03,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:56:03,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:56:03,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:56:03,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,628 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,695 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-28 04:56:03,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:56:03,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:56:03,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:56:03,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:56:03,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,721 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,757 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 04:56:03,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,776 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:56:03,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:56:03,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:56:03,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:56:03,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (1/1) ... [2024-11-28 04:56:03,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:03,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:03,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:56:03,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:56:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:56:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:56:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:56:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:56:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:56:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:56:03,990 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:56:03,994 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:56:04,583 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-28 04:56:04,583 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:56:04,595 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:56:04,595 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:56:04,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:04 BoogieIcfgContainer [2024-11-28 04:56:04,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:56:04,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:56:04,598 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:56:04,604 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:56:04,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:56:03" (1/3) ... [2024-11-28 04:56:04,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5f2319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:56:04, skipping insertion in model container [2024-11-28 04:56:04,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:03" (2/3) ... [2024-11-28 04:56:04,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5f2319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:56:04, skipping insertion in model container [2024-11-28 04:56:04,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:04" (3/3) ... [2024-11-28 04:56:04,608 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-16.i [2024-11-28 04:56:04,626 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:56:04,628 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-16.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:56:04,709 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:56:04,725 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;@3bcf51da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:56:04,725 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:56:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 55 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:56:04,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:56:04,744 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:04,745 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:04,745 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:04,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:04,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1834346470, now seen corresponding path program 1 times [2024-11-28 04:56:04,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:04,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514488260] [2024-11-28 04:56:04,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:04,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-28 04:56:05,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:05,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514488260] [2024-11-28 04:56:05,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514488260] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:56:05,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851728065] [2024-11-28 04:56:05,188 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:05,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:56:05,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:05,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:56:05,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:56:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:05,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:56:05,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:56:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-28 04:56:05,587 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:56:05,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851728065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:05,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:56:05,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:56:05,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931679232] [2024-11-28 04:56:05,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:05,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:56:05,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:05,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:56:05,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:56:05,628 INFO L87 Difference]: Start difference. First operand has 79 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 55 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) 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, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:56:05,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:05,678 INFO L93 Difference]: Finished difference Result 155 states and 257 transitions. [2024-11-28 04:56:05,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:56:05,682 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, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2024-11-28 04:56:05,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:05,692 INFO L225 Difference]: With dead ends: 155 [2024-11-28 04:56:05,692 INFO L226 Difference]: Without dead ends: 75 [2024-11-28 04:56:05,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 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 04:56:05,704 INFO L435 NwaCegarLoop]: 116 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, 116 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 04:56:05,706 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:05,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-28 04:56:05,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-28 04:56:05,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:56:05,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 112 transitions. [2024-11-28 04:56:05,775 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 112 transitions. Word has length 148 [2024-11-28 04:56:05,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:05,776 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 112 transitions. [2024-11-28 04:56:05,776 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, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:56:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2024-11-28 04:56:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:56:05,782 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:05,782 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:05,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:56:05,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:56:05,983 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:05,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:05,984 INFO L85 PathProgramCache]: Analyzing trace with hash 281415522, now seen corresponding path program 1 times [2024-11-28 04:56:05,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:05,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757300739] [2024-11-28 04:56:05,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:05,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 04:56:06,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:06,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757300739] [2024-11-28 04:56:06,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757300739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:06,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:06,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:56:06,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483648018] [2024-11-28 04:56:06,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:06,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:56:06,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:06,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:56:06,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:56:06,888 INFO L87 Difference]: Start difference. First operand 75 states and 112 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:07,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:07,253 INFO L93 Difference]: Finished difference Result 258 states and 374 transitions. [2024-11-28 04:56:07,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:56:07,255 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-28 04:56:07,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:07,261 INFO L225 Difference]: With dead ends: 258 [2024-11-28 04:56:07,261 INFO L226 Difference]: Without dead ends: 186 [2024-11-28 04:56:07,262 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:56:07,263 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 193 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:07,263 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 364 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:56:07,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2024-11-28 04:56:07,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 128. [2024-11-28 04:56:07,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-28 04:56:07,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 191 transitions. [2024-11-28 04:56:07,301 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 191 transitions. Word has length 148 [2024-11-28 04:56:07,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:07,302 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 191 transitions. [2024-11-28 04:56:07,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:07,303 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 191 transitions. [2024-11-28 04:56:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:56:07,305 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:07,306 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:07,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:56:07,306 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:07,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:07,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1306932380, now seen corresponding path program 1 times [2024-11-28 04:56:07,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:07,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108308641] [2024-11-28 04:56:07,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:07,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 04:56:07,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:07,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108308641] [2024-11-28 04:56:07,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108308641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:07,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:07,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:56:07,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104752518] [2024-11-28 04:56:07,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:07,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:56:07,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:07,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:56:07,822 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:56:07,823 INFO L87 Difference]: Start difference. First operand 128 states and 191 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:08,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:08,125 INFO L93 Difference]: Finished difference Result 332 states and 482 transitions. [2024-11-28 04:56:08,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:56:08,126 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-28 04:56:08,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:08,130 INFO L225 Difference]: With dead ends: 332 [2024-11-28 04:56:08,133 INFO L226 Difference]: Without dead ends: 207 [2024-11-28 04:56:08,134 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:56:08,135 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 221 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:08,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 560 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:56:08,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-28 04:56:08,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 182. [2024-11-28 04:56:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 149 states have (on average 1.4161073825503356) internal successors, (211), 151 states have internal predecessors, (211), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:08,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 267 transitions. [2024-11-28 04:56:08,173 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 267 transitions. Word has length 148 [2024-11-28 04:56:08,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:08,174 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 267 transitions. [2024-11-28 04:56:08,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 267 transitions. [2024-11-28 04:56:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:56:08,178 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:08,178 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:08,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:56:08,179 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:08,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:08,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1048766942, now seen corresponding path program 1 times [2024-11-28 04:56:08,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:08,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797557755] [2024-11-28 04:56:08,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:08,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 04:56:10,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:10,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797557755] [2024-11-28 04:56:10,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797557755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:10,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:10,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:56:10,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133962210] [2024-11-28 04:56:10,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:10,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:56:10,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:10,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:56:10,358 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:56:10,359 INFO L87 Difference]: Start difference. First operand 182 states and 267 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:10,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:10,981 INFO L93 Difference]: Finished difference Result 533 states and 782 transitions. [2024-11-28 04:56:10,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:56:10,982 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-28 04:56:10,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:10,986 INFO L225 Difference]: With dead ends: 533 [2024-11-28 04:56:10,987 INFO L226 Difference]: Without dead ends: 354 [2024-11-28 04:56:10,988 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:56:10,989 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 165 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:10,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 466 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:56:10,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2024-11-28 04:56:11,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 255. [2024-11-28 04:56:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 222 states have (on average 1.4639639639639639) internal successors, (325), 224 states have internal predecessors, (325), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 381 transitions. [2024-11-28 04:56:11,032 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 381 transitions. Word has length 148 [2024-11-28 04:56:11,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:11,033 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 381 transitions. [2024-11-28 04:56:11,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:11,033 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 381 transitions. [2024-11-28 04:56:11,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:56:11,039 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:11,039 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:11,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:56:11,040 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:11,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:11,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1712729184, now seen corresponding path program 1 times [2024-11-28 04:56:11,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:11,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407821722] [2024-11-28 04:56:11,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:11,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 04:56:14,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:14,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407821722] [2024-11-28 04:56:14,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407821722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:14,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:14,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:56:14,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255659685] [2024-11-28 04:56:14,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:14,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:56:14,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:14,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:56:14,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:56:14,150 INFO L87 Difference]: Start difference. First operand 255 states and 381 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:14,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:14,846 INFO L93 Difference]: Finished difference Result 578 states and 860 transitions. [2024-11-28 04:56:14,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:56:14,847 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-28 04:56:14,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:14,851 INFO L225 Difference]: With dead ends: 578 [2024-11-28 04:56:14,852 INFO L226 Difference]: Without dead ends: 326 [2024-11-28 04:56:14,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:56:14,855 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 90 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:14,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 395 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:56:14,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-11-28 04:56:14,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 243. [2024-11-28 04:56:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 210 states have (on average 1.4619047619047618) internal successors, (307), 212 states have internal predecessors, (307), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:14,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 363 transitions. [2024-11-28 04:56:14,892 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 363 transitions. Word has length 148 [2024-11-28 04:56:14,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:14,892 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 363 transitions. [2024-11-28 04:56:14,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 363 transitions. [2024-11-28 04:56:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:56:14,896 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:14,896 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:14,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:56:14,896 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:14,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:14,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1454563746, now seen corresponding path program 1 times [2024-11-28 04:56:14,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:14,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291459921] [2024-11-28 04:56:14,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:14,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 04:56:16,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:16,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291459921] [2024-11-28 04:56:16,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291459921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:16,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:16,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:56:16,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666164717] [2024-11-28 04:56:16,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:16,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:56:16,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:16,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:56:16,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:56:16,045 INFO L87 Difference]: Start difference. First operand 243 states and 363 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:16,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:16,425 INFO L93 Difference]: Finished difference Result 573 states and 854 transitions. [2024-11-28 04:56:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:56:16,426 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-28 04:56:16,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:16,429 INFO L225 Difference]: With dead ends: 573 [2024-11-28 04:56:16,432 INFO L226 Difference]: Without dead ends: 333 [2024-11-28 04:56:16,434 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:56:16,435 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 84 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:16,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 356 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:56:16,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-28 04:56:16,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 246. [2024-11-28 04:56:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 213 states have (on average 1.4553990610328638) internal successors, (310), 215 states have internal predecessors, (310), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:56:16,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 366 transitions. [2024-11-28 04:56:16,482 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 366 transitions. Word has length 148 [2024-11-28 04:56:16,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:16,483 INFO L471 AbstractCegarLoop]: Abstraction has 246 states and 366 transitions. [2024-11-28 04:56:16,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 366 transitions. [2024-11-28 04:56:16,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:56:16,487 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:16,488 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:16,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:56:16,489 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:16,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:16,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1232440328, now seen corresponding path program 1 times [2024-11-28 04:56:16,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:16,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070287498] [2024-11-28 04:56:16,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:16,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:16,833 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 04:56:16,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:16,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070287498] [2024-11-28 04:56:16,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070287498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:16,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:16,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:56:16,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120623252] [2024-11-28 04:56:16,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:16,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:56:16,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:16,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:56:16,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:56:16,837 INFO L87 Difference]: Start difference. First operand 246 states and 366 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:17,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:17,128 INFO L93 Difference]: Finished difference Result 705 states and 1034 transitions. [2024-11-28 04:56:17,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:56:17,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-28 04:56:17,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:17,135 INFO L225 Difference]: With dead ends: 705 [2024-11-28 04:56:17,135 INFO L226 Difference]: Without dead ends: 462 [2024-11-28 04:56:17,136 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:56:17,138 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 108 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:17,140 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 430 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:56:17,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2024-11-28 04:56:17,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 396. [2024-11-28 04:56:17,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 331 states have (on average 1.4169184290030212) internal successors, (469), 335 states have internal predecessors, (469), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 52 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:56:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 581 transitions. [2024-11-28 04:56:17,205 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 581 transitions. Word has length 149 [2024-11-28 04:56:17,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:17,205 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 581 transitions. [2024-11-28 04:56:17,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 04:56:17,207 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 581 transitions. [2024-11-28 04:56:17,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-28 04:56:17,209 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:17,209 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:17,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:56:17,210 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:17,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:17,211 INFO L85 PathProgramCache]: Analyzing trace with hash 618132093, now seen corresponding path program 1 times [2024-11-28 04:56:17,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:17,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075176539] [2024-11-28 04:56:17,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:17,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-28 04:56:17,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:17,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075176539] [2024-11-28 04:56:17,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075176539] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:56:17,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521721706] [2024-11-28 04:56:17,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:17,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:56:17,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:17,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:56:17,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:56:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:17,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:56:17,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:56:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-28 04:56:18,017 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:56:18,348 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-28 04:56:18,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521721706] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:56:18,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:56:18,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-28 04:56:18,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805071142] [2024-11-28 04:56:18,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:56:18,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:56:18,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:18,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:56:18,351 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:56:18,352 INFO L87 Difference]: Start difference. First operand 396 states and 581 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 04:56:19,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:19,370 INFO L93 Difference]: Finished difference Result 873 states and 1252 transitions. [2024-11-28 04:56:19,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-28 04:56:19,371 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 150 [2024-11-28 04:56:19,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:19,376 INFO L225 Difference]: With dead ends: 873 [2024-11-28 04:56:19,376 INFO L226 Difference]: Without dead ends: 485 [2024-11-28 04:56:19,377 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 298 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=264, Invalid=548, Unknown=0, NotChecked=0, Total=812 [2024-11-28 04:56:19,378 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 321 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:19,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 490 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:56:19,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2024-11-28 04:56:19,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 259. [2024-11-28 04:56:19,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 206 states have (on average 1.4077669902912622) internal successors, (290), 207 states have internal predecessors, (290), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 04:56:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 382 transitions. [2024-11-28 04:56:19,430 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 382 transitions. Word has length 150 [2024-11-28 04:56:19,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:19,431 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 382 transitions. [2024-11-28 04:56:19,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 04:56:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 382 transitions. [2024-11-28 04:56:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-28 04:56:19,438 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:19,438 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:19,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:56:19,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:56:19,639 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:19,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:19,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1794422661, now seen corresponding path program 1 times [2024-11-28 04:56:19,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:19,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373799086] [2024-11-28 04:56:19,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:19,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:56:19,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1194618844] [2024-11-28 04:56:19,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:19,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:56:19,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:19,767 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:56:19,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:56:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:56:19,941 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:56:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:56:20,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:56:20,211 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:56:20,213 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:56:20,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:56:20,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:56:20,419 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:20,532 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:56:20,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:56:20 BoogieIcfgContainer [2024-11-28 04:56:20,536 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:56:20,537 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:56:20,537 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:56:20,537 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:56:20,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:04" (3/4) ... [2024-11-28 04:56:20,541 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:56:20,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:56:20,545 INFO L158 Benchmark]: Toolchain (without parser) took 17299.25ms. Allocated memory was 167.8MB in the beginning and 604.0MB in the end (delta: 436.2MB). Free memory was 130.5MB in the beginning and 467.3MB in the end (delta: -336.7MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. [2024-11-28 04:56:20,546 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:56:20,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.75ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 116.4MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:56:20,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.26ms. Allocated memory is still 167.8MB. Free memory was 116.4MB in the beginning and 113.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:56:20,550 INFO L158 Benchmark]: Boogie Preprocessor took 104.63ms. Allocated memory is still 167.8MB. Free memory was 113.8MB in the beginning and 110.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:56:20,550 INFO L158 Benchmark]: RCFGBuilder took 794.48ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 89.0MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:56:20,550 INFO L158 Benchmark]: TraceAbstraction took 15937.96ms. Allocated memory was 167.8MB in the beginning and 604.0MB in the end (delta: 436.2MB). Free memory was 88.3MB in the beginning and 467.5MB in the end (delta: -379.1MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2024-11-28 04:56:20,551 INFO L158 Benchmark]: Witness Printer took 7.02ms. Allocated memory is still 604.0MB. Free memory was 467.5MB in the beginning and 467.3MB in the end (delta: 193.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:56:20,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.75ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 116.4MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.26ms. Allocated memory is still 167.8MB. Free memory was 116.4MB in the beginning and 113.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.63ms. Allocated memory is still 167.8MB. Free memory was 113.8MB in the beginning and 110.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 794.48ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 89.0MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 15937.96ms. Allocated memory was 167.8MB in the beginning and 604.0MB in the end (delta: 436.2MB). Free memory was 88.3MB in the beginning and 467.5MB in the end (delta: -379.1MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * Witness Printer took 7.02ms. Allocated memory is still 604.0MB. Free memory was 467.5MB in the beginning and 467.3MB in the end (delta: 193.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someUnaryFLOAToperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -50; [L23] unsigned char var_1_4 = 0; [L24] signed short int var_1_5 = 8; [L25] signed short int var_1_6 = 64; [L26] unsigned short int var_1_7 = 8; [L27] unsigned short int var_1_8 = 256; [L28] signed long int var_1_9 = 2; [L29] signed long int var_1_10 = 1441729073; [L30] unsigned short int var_1_11 = 32; [L31] double var_1_12 = 7.6; [L32] double var_1_13 = 127.8; [L33] signed char var_1_14 = 32; [L34] signed char var_1_15 = 50; [L35] signed char var_1_16 = 0; [L36] signed char var_1_17 = 16; [L37] float var_1_18 = 0.4; [L38] unsigned char var_1_19 = 0; [L39] float var_1_20 = 24.4; [L40] float var_1_21 = 500.5; [L41] float var_1_22 = 99.324; [L42] unsigned short int var_1_23 = 128; [L43] unsigned short int last_1_var_1_7 = 8; [L44] unsigned short int last_1_var_1_11 = 32; [L45] signed char last_1_var_1_14 = 32; [L46] unsigned short int last_1_var_1_23 = 128; VAL [isInitial=0, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L143] isInitial = 1 [L144] FCALL initially() [L145] int k_loop; [L146] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L146] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L147] CALL updateLastVariables() [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_11 = var_1_11 [L135] last_1_var_1_14 = var_1_14 [L136] last_1_var_1_23 = var_1_23 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L147] RET updateLastVariables() [L148] CALL updateVariables() [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L98] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L98] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L99] var_1_5 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L100] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L101] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L101] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L102] var_1_6 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=256, var_1_9=2] [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=256, var_1_9=2] [L104] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=256, var_1_9=2] [L104] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=256, var_1_9=2] [L105] var_1_8 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_9=2] [L106] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_9=2] [L107] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L107] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L108] var_1_10 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_10 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L109] RET assume_abort_if_not(var_1_10 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L110] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L110] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L111] var_1_13 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L112] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L113] var_1_15 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L115] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L115] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L116] var_1_16 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L118] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L118] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L119] var_1_17 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L120] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L121] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L121] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L124] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L126] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L127] var_1_21 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L128] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L129] var_1_22 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L130] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L148] RET updateVariables() [L149] CALL step() [L50] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_0=32, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L51] COND FALSE !((last_1_var_1_23 / -50) >= stepLocal_0) [L58] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L60] COND FALSE !(var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=2] [L63] COND TRUE var_1_6 > 128 [L64] var_1_9 = (var_1_8 - (var_1_10 - var_1_1)) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=-1073741777] [L66] EXPR var_1_5 | var_1_6 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=-1073741777] [L66] signed long int stepLocal_2 = var_1_5 | var_1_6; [L67] COND FALSE !(((var_1_9 + var_1_23) * var_1_9) < stepLocal_2) [L72] var_1_11 = var_1_8 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=-1073741777] [L74] signed short int stepLocal_1 = var_1_6; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_1=130, var_1_10=1073741824, var_1_11=-65489, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=8, var_1_8=-65489, var_1_9=-1073741777] [L75] COND TRUE last_1_var_1_7 < stepLocal_1 [L76] var_1_7 = (var_1_6 + var_1_8) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L78] unsigned short int stepLocal_4 = var_1_8; [L79] signed long int stepLocal_3 = var_1_9; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_3=-1073741777, stepLocal_4=-65489, var_1_10=1073741824, var_1_11=-65489, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L80] COND FALSE !(stepLocal_3 < (- var_1_10)) [L85] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=-65489, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L87] unsigned short int stepLocal_5 = var_1_8; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=-65489, stepLocal_5=-65489, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L88] COND TRUE last_1_var_1_14 <= stepLocal_5 [L89] var_1_14 = ((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_17) + -2) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=-65489, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L91] COND TRUE var_1_4 || var_1_19 [L92] var_1_18 = ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=-65489, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L149] RET step() [L150] CALL, EXPR property() [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L139] EXPR var_1_5 | var_1_6 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L139-L140] return (((((((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8)))) && ((var_1_9 < (- var_1_10)) ? ((var_1_8 <= var_1_9) ? (var_1_12 == ((double) (var_1_13 - 63.75))) : 1) : (var_1_12 == ((double) var_1_13)))) && ((last_1_var_1_14 <= var_1_8) ? (var_1_14 == ((signed char) ((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_17) + -2))) : 1)) && ((var_1_4 || var_1_19) ? (var_1_18 == ((float) ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))))) : 1)) && ((var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) ? (var_1_23 == ((unsigned short int) var_1_6)) : 1) ; [L150] RET, EXPR property() [L150] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741824, var_1_11=-65489, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=130, var_1_7=177, var_1_8=-65489, var_1_9=-1073741777] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.7s, OverallIterations: 9, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1188 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1182 mSDsluCounter, 3177 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2275 mSDsCounter, 161 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1384 IncrementalHoareTripleChecker+Invalid, 1545 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 161 mSolverCounterUnsat, 902 mSDtfsCounter, 1384 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 535 GetRequests, 470 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=396occurred in iteration=7, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 644 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 1785 NumberOfCodeBlocks, 1785 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1624 ConstructedInterpolants, 0 QuantifiedInterpolants, 5046 SizeOfPredicates, 4 NumberOfNonLiveVariables, 716 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 9969/10164 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 04:56:20,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 17166ae5ac8080269c2a7aa26dabdd1b745e019248f0bf33655988f8a95de676 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:56:23,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:56:23,944 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:56:23,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:56:23,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:56:24,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:56:24,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:56:24,002 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:56:24,003 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:56:24,003 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:56:24,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:56:24,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:56:24,004 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:56:24,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:56:24,006 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:56:24,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:56:24,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:56:24,006 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:56:24,006 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:56:24,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:56:24,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:56:24,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:56:24,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:56:24,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:56:24,009 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:56:24,009 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:56:24,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:56:24,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:56:24,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:24,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:56:24,010 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:56:24,010 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:24,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:56:24,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:56:24,012 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:56:24,012 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:56:24,012 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:56:24,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:56:24,012 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_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 -> 17166ae5ac8080269c2a7aa26dabdd1b745e019248f0bf33655988f8a95de676 [2024-11-28 04:56:24,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:56:24,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:56:24,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:56:24,391 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:56:24,392 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:56:24,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i [2024-11-28 04:56:27,691 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/d84fd0a93/0adcb7a9f3ac4e5891ddb41b55eab23c/FLAG55fac7fe2 [2024-11-28 04:56:28,088 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:56:28,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i [2024-11-28 04:56:28,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/d84fd0a93/0adcb7a9f3ac4e5891ddb41b55eab23c/FLAG55fac7fe2 [2024-11-28 04:56:28,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/data/d84fd0a93/0adcb7a9f3ac4e5891ddb41b55eab23c [2024-11-28 04:56:28,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:56:28,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:56:28,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:56:28,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:56:28,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:56:28,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7984ad8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28, skipping insertion in model container [2024-11-28 04:56:28,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:56:28,404 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_fa9e9999-d02b-4693-880f-4780ee8c34c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i[915,928] [2024-11-28 04:56:28,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:56:28,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:56:28,578 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_fa9e9999-d02b-4693-880f-4780ee8c34c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-16.i[915,928] [2024-11-28 04:56:28,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:56:28,673 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:56:28,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28 WrapperNode [2024-11-28 04:56:28,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:56:28,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:56:28,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:56:28,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:56:28,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,770 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2024-11-28 04:56:28,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:56:28,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:56:28,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:56:28,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:56:28,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,808 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,841 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 04:56:28,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,856 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:56:28,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:56:28,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:56:28,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:56:28,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (1/1) ... [2024-11-28 04:56:28,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:56:28,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:56:28,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:56:28,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:56:28,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:56:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:56:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:56:28,969 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:56:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:56:28,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:56:29,101 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:56:29,102 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:56:31,325 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-28 04:56:31,325 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:56:31,338 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:56:31,338 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:56:31,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:31 BoogieIcfgContainer [2024-11-28 04:56:31,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:56:31,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:56:31,343 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:56:31,349 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:56:31,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:56:28" (1/3) ... [2024-11-28 04:56:31,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c370d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:56:31, skipping insertion in model container [2024-11-28 04:56:31,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:56:28" (2/3) ... [2024-11-28 04:56:31,351 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c370d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:56:31, skipping insertion in model container [2024-11-28 04:56:31,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:56:31" (3/3) ... [2024-11-28 04:56:31,353 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-16.i [2024-11-28 04:56:31,374 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:56:31,376 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-16.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:56:31,444 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:56:31,457 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;@670b1546, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:56:31,458 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:56:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:56:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-28 04:56:31,476 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:31,477 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:31,478 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:31,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:31,487 INFO L85 PathProgramCache]: Analyzing trace with hash 383110131, now seen corresponding path program 1 times [2024-11-28 04:56:31,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:56:31,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135724769] [2024-11-28 04:56:31,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:31,509 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 04:56:31,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:56:31,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 04:56:31,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 04:56:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:32,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:56:32,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:56:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-28 04:56:32,133 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:56:32,133 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:56:32,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135724769] [2024-11-28 04:56:32,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135724769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:32,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:32,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:56:32,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247443890] [2024-11-28 04:56:32,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:32,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:56:32,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:56:32,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:56:32,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:56:32,170 INFO L87 Difference]: Start difference. First operand has 70 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:56:32,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:32,222 INFO L93 Difference]: Finished difference Result 137 states and 229 transitions. [2024-11-28 04:56:32,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:56:32,226 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 145 [2024-11-28 04:56:32,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:32,240 INFO L225 Difference]: With dead ends: 137 [2024-11-28 04:56:32,242 INFO L226 Difference]: Without dead ends: 66 [2024-11-28 04:56:32,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 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 04:56:32,253 INFO L435 NwaCegarLoop]: 102 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, 102 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 04:56:32,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:56:32,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-28 04:56:32,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-28 04:56:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:56:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2024-11-28 04:56:32,326 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 145 [2024-11-28 04:56:32,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:32,327 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2024-11-28 04:56:32,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:56:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2024-11-28 04:56:32,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-28 04:56:32,337 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:32,338 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:32,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 04:56:32,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 04:56:32,540 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:32,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:32,543 INFO L85 PathProgramCache]: Analyzing trace with hash 925260203, now seen corresponding path program 1 times [2024-11-28 04:56:32,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:56:32,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1708835300] [2024-11-28 04:56:32,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:32,546 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 04:56:32,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:56:32,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 04:56:32,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e9999-d02b-4693-880f-4780ee8c34c2/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 04:56:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:33,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-28 04:56:33,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:36,375 WARN L286 SmtUtils]: Spent 12.31s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)