./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.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_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 9bbe13ecce95df27b2722f410096981490ce7740fe6889f9893c48afb2768e7c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:08:52,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:08:52,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 05:08:52,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:08:52,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:08:52,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:08:52,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:08:52,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:08:52,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:08:52,365 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:08:52,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:08:52,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:08:52,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:08:52,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:08:52,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:08:52,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:08:52,367 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:08:52,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:08:52,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:08:52,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:08:52,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:08:52,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:08:52,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:08:52,373 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:08:52,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:08:52,374 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:08:52,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:08:52,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:08:52,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:08:52,374 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_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 -> 9bbe13ecce95df27b2722f410096981490ce7740fe6889f9893c48afb2768e7c [2024-11-28 05:08:52,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:08:52,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:08:52,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:08:52,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:08:52,692 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:08:52,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i [2024-11-28 05:08:55,862 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/dd61f9ac2/95d43514acf6451680c57a5fc74b1f36/FLAG69a9ecc12 [2024-11-28 05:08:56,125 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:08:56,125 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i [2024-11-28 05:08:56,135 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/dd61f9ac2/95d43514acf6451680c57a5fc74b1f36/FLAG69a9ecc12 [2024-11-28 05:08:56,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/dd61f9ac2/95d43514acf6451680c57a5fc74b1f36 [2024-11-28 05:08:56,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:08:56,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:08:56,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:08:56,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:08:56,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:08:56,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e34b7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56, skipping insertion in model container [2024-11-28 05:08:56,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,185 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:08:56,322 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_fa15d7c9-fe8c-45f6-9046-21726de8a794/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i[919,932] [2024-11-28 05:08:56,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:08:56,403 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:08:56,413 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_fa15d7c9-fe8c-45f6-9046-21726de8a794/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i[919,932] [2024-11-28 05:08:56,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:08:56,470 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:08:56,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56 WrapperNode [2024-11-28 05:08:56,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:08:56,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:08:56,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:08:56,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:08:56,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,519 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-11-28 05:08:56,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:08:56,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:08:56,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:08:56,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:08:56,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,541 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,571 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 05:08:56,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,574 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,585 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:08:56,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:08:56,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:08:56,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:08:56,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (1/1) ... [2024-11-28 05:08:56,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:08:56,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:56,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:56,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:08:56,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:08:56,687 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:08:56,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:08:56,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:08:56,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:08:56,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:08:56,790 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:08:56,792 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:08:57,341 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 05:08:57,342 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:08:57,360 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:08:57,360 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:08:57,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:08:57 BoogieIcfgContainer [2024-11-28 05:08:57,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:08:57,365 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:08:57,365 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:08:57,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:08:57,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:08:56" (1/3) ... [2024-11-28 05:08:57,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65b84d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:08:57, skipping insertion in model container [2024-11-28 05:08:57,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:08:56" (2/3) ... [2024-11-28 05:08:57,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65b84d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:08:57, skipping insertion in model container [2024-11-28 05:08:57,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:08:57" (3/3) ... [2024-11-28 05:08:57,374 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i [2024-11-28 05:08:57,391 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:08:57,393 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:08:57,471 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:08:57,489 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;@6b2cfb82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:08:57,489 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:08:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:08:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 05:08:57,511 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:08:57,512 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:08:57,512 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:08:57,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:57,519 INFO L85 PathProgramCache]: Analyzing trace with hash 462583350, now seen corresponding path program 1 times [2024-11-28 05:08:57,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:08:57,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962738199] [2024-11-28 05:08:57,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:57,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:57,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-28 05:08:57,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:08:57,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962738199] [2024-11-28 05:08:57,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962738199] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:08:57,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311565117] [2024-11-28 05:08:57,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:57,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:08:57,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:57,921 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:08:57,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:08:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:58,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:08:58,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:58,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-28 05:08:58,253 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:08:58,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311565117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:08:58,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:08:58,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 05:08:58,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512753342] [2024-11-28 05:08:58,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:08:58,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:08:58,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:08:58,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:08:58,291 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:08:58,293 INFO L87 Difference]: Start difference. First operand has 85 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:08:58,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:08:58,333 INFO L93 Difference]: Finished difference Result 161 states and 277 transitions. [2024-11-28 05:08:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:08:58,337 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2024-11-28 05:08:58,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:08:58,347 INFO L225 Difference]: With dead ends: 161 [2024-11-28 05:08:58,348 INFO L226 Difference]: Without dead ends: 79 [2024-11-28 05:08:58,354 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 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 05:08:58,359 INFO L435 NwaCegarLoop]: 120 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, 120 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 05:08:58,360 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:08:58,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-28 05:08:58,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-28 05:08:58,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:08:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 120 transitions. [2024-11-28 05:08:58,430 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 120 transitions. Word has length 156 [2024-11-28 05:08:58,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:08:58,430 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 120 transitions. [2024-11-28 05:08:58,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:08:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2024-11-28 05:08:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 05:08:58,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:08:58,438 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:08:58,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:08:58,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 05:08:58,642 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:08:58,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:58,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1184230528, now seen corresponding path program 1 times [2024-11-28 05:08:58,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:08:58,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657979483] [2024-11-28 05:08:58,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:58,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:08:59,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:08:59,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657979483] [2024-11-28 05:08:59,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657979483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:08:59,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:08:59,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:08:59,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606778109] [2024-11-28 05:08:59,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:08:59,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:08:59,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:08:59,068 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:08:59,068 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:08:59,068 INFO L87 Difference]: Start difference. First operand 79 states and 120 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:08:59,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:08:59,182 INFO L93 Difference]: Finished difference Result 198 states and 297 transitions. [2024-11-28 05:08:59,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:08:59,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 156 [2024-11-28 05:08:59,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:08:59,190 INFO L225 Difference]: With dead ends: 198 [2024-11-28 05:08:59,190 INFO L226 Difference]: Without dead ends: 122 [2024-11-28 05:08:59,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:08:59,192 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 65 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:08:59,194 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 228 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:08:59,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-28 05:08:59,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2024-11-28 05:08:59,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 79 states have (on average 1.2784810126582278) internal successors, (101), 80 states have internal predecessors, (101), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-28 05:08:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 175 transitions. [2024-11-28 05:08:59,237 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 175 transitions. Word has length 156 [2024-11-28 05:08:59,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:08:59,241 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 175 transitions. [2024-11-28 05:08:59,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:08:59,242 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2024-11-28 05:08:59,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-28 05:08:59,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:08:59,244 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:08:59,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:08:59,245 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:08:59,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:59,246 INFO L85 PathProgramCache]: Analyzing trace with hash 190129314, now seen corresponding path program 1 times [2024-11-28 05:08:59,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:08:59,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146290970] [2024-11-28 05:08:59,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:59,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:08:59,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:08:59,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146290970] [2024-11-28 05:08:59,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146290970] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:08:59,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:08:59,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:08:59,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306647923] [2024-11-28 05:08:59,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:08:59,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:08:59,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:08:59,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:08:59,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:08:59,706 INFO L87 Difference]: Start difference. First operand 119 states and 175 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:00,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:00,012 INFO L93 Difference]: Finished difference Result 329 states and 483 transitions. [2024-11-28 05:09:00,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:09:00,014 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 157 [2024-11-28 05:09:00,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:09:00,021 INFO L225 Difference]: With dead ends: 329 [2024-11-28 05:09:00,021 INFO L226 Difference]: Without dead ends: 213 [2024-11-28 05:09:00,022 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:09:00,023 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 80 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:09:00,026 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 329 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:09:00,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-28 05:09:00,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 168. [2024-11-28 05:09:00,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 103 states have (on average 1.2135922330097086) internal successors, (125), 104 states have internal predecessors, (125), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-28 05:09:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 245 transitions. [2024-11-28 05:09:00,093 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 245 transitions. Word has length 157 [2024-11-28 05:09:00,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:09:00,094 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 245 transitions. [2024-11-28 05:09:00,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 245 transitions. [2024-11-28 05:09:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-28 05:09:00,098 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:00,098 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:00,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:09:00,099 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:00,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:00,104 INFO L85 PathProgramCache]: Analyzing trace with hash 567302554, now seen corresponding path program 1 times [2024-11-28 05:09:00,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:09:00,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333666677] [2024-11-28 05:09:00,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:00,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:09:00,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:09:00,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333666677] [2024-11-28 05:09:00,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333666677] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:09:00,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821807778] [2024-11-28 05:09:00,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:00,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:00,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:00,586 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:09:00,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:09:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:00,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:09:00,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-28 05:09:01,048 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:09:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:09:01,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821807778] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:09:01,461 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:09:01,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-28 05:09:01,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142528383] [2024-11-28 05:09:01,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:09:01,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 05:09:01,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:09:01,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 05:09:01,467 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:09:01,467 INFO L87 Difference]: Start difference. First operand 168 states and 245 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 05:09:01,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:01,802 INFO L93 Difference]: Finished difference Result 257 states and 366 transitions. [2024-11-28 05:09:01,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 05:09:01,805 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 158 [2024-11-28 05:09:01,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:09:01,808 INFO L225 Difference]: With dead ends: 257 [2024-11-28 05:09:01,809 INFO L226 Difference]: Without dead ends: 141 [2024-11-28 05:09:01,810 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 313 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:09:01,810 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 104 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:09:01,811 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 192 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 05:09:01,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-28 05:09:01,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 137. [2024-11-28 05:09:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 84 states have (on average 1.1547619047619047) internal successors, (97), 84 states have internal predecessors, (97), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:09:01,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 189 transitions. [2024-11-28 05:09:01,839 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 189 transitions. Word has length 158 [2024-11-28 05:09:01,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:09:01,839 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 189 transitions. [2024-11-28 05:09:01,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 05:09:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 189 transitions. [2024-11-28 05:09:01,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:09:01,842 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:01,843 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:01,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:02,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:09:02,047 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:02,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:02,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1124833282, now seen corresponding path program 1 times [2024-11-28 05:09:02,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:09:02,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798729034] [2024-11-28 05:09:02,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:02,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:02,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:09:02,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:09:02,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798729034] [2024-11-28 05:09:02,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798729034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:09:02,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:09:02,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:09:02,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765602073] [2024-11-28 05:09:02,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:09:02,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:09:02,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:09:02,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:09:02,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:09:02,512 INFO L87 Difference]: Start difference. First operand 137 states and 189 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:02,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:02,784 INFO L93 Difference]: Finished difference Result 318 states and 439 transitions. [2024-11-28 05:09:02,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:09:02,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2024-11-28 05:09:02,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:09:02,787 INFO L225 Difference]: With dead ends: 318 [2024-11-28 05:09:02,787 INFO L226 Difference]: Without dead ends: 231 [2024-11-28 05:09:02,789 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:09:02,790 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 126 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:09:02,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 282 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:09:02,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-11-28 05:09:02,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 143. [2024-11-28 05:09:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 90 states have internal predecessors, (105), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:09:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 197 transitions. [2024-11-28 05:09:02,852 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 197 transitions. Word has length 159 [2024-11-28 05:09:02,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:09:02,853 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 197 transitions. [2024-11-28 05:09:02,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2024-11-28 05:09:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:09:02,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:02,857 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:02,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:09:02,857 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:02,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:02,858 INFO L85 PathProgramCache]: Analyzing trace with hash -869311424, now seen corresponding path program 1 times [2024-11-28 05:09:02,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:09:02,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272867223] [2024-11-28 05:09:02,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:02,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:09:02,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:09:02,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272867223] [2024-11-28 05:09:02,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272867223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:09:02,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:09:02,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:09:02,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542454887] [2024-11-28 05:09:02,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:09:02,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:09:02,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:09:02,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:09:02,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:09:02,969 INFO L87 Difference]: Start difference. First operand 143 states and 197 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:03,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:03,062 INFO L93 Difference]: Finished difference Result 231 states and 319 transitions. [2024-11-28 05:09:03,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:09:03,063 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2024-11-28 05:09:03,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:09:03,065 INFO L225 Difference]: With dead ends: 231 [2024-11-28 05:09:03,065 INFO L226 Difference]: Without dead ends: 144 [2024-11-28 05:09:03,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:09:03,066 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 93 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:09:03,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 110 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:09:03,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-28 05:09:03,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 137. [2024-11-28 05:09:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 84 states have (on average 1.119047619047619) internal successors, (94), 84 states have internal predecessors, (94), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:09:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 186 transitions. [2024-11-28 05:09:03,121 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 186 transitions. Word has length 159 [2024-11-28 05:09:03,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:09:03,122 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 186 transitions. [2024-11-28 05:09:03,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 186 transitions. [2024-11-28 05:09:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:09:03,124 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:03,125 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:03,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 05:09:03,125 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:03,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:03,125 INFO L85 PathProgramCache]: Analyzing trace with hash 905695938, now seen corresponding path program 1 times [2024-11-28 05:09:03,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:09:03,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104723358] [2024-11-28 05:09:03,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:03,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:09:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:03,265 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:09:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:09:03,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 05:09:03,425 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 05:09:03,426 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 05:09:03,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:09:03,432 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:09:03,591 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 05:09:03,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:09:03 BoogieIcfgContainer [2024-11-28 05:09:03,594 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:09:03,595 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:09:03,595 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:09:03,595 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:09:03,596 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:08:57" (3/4) ... [2024-11-28 05:09:03,598 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:09:03,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:09:03,600 INFO L158 Benchmark]: Toolchain (without parser) took 7446.86ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 92.6MB in the beginning and 54.4MB in the end (delta: 38.2MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-28 05:09:03,601 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:03,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.16ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:09:03,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.72ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:03,601 INFO L158 Benchmark]: Boogie Preprocessor took 88.82ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 72.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:03,602 INFO L158 Benchmark]: RCFGBuilder took 753.18ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 51.2MB in the end (delta: 20.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 05:09:03,602 INFO L158 Benchmark]: TraceAbstraction took 6229.56ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 50.6MB in the beginning and 54.4MB in the end (delta: -3.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-28 05:09:03,602 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 54.4MB in the beginning and 54.4MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:09:03,604 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.16ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.72ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.82ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 72.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 753.18ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 51.2MB in the end (delta: 20.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6229.56ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 50.6MB in the beginning and 54.4MB in the end (delta: -3.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 54.4MB in the beginning and 54.4MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 170, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 196, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someUnaryDOUBLEoperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someBinaryDOUBLEComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someBinaryDOUBLEComparisonOperation at line 172, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 196. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -10; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 49.2; [L25] signed short int var_1_7 = 10; [L26] signed short int var_1_8 = 64; [L27] signed short int var_1_9 = 256; [L28] signed char var_1_10 = -5; [L29] signed char var_1_11 = 5; [L30] double var_1_12 = 256.4; [L31] float var_1_13 = 2.6; [L32] float var_1_14 = 128.125; [L33] double var_1_15 = 32.5; [L34] double var_1_16 = 10000000000.25; [L35] signed char var_1_17 = -5; [L36] unsigned char var_1_19 = 0; [L37] unsigned char var_1_20 = 0; [L38] signed long int var_1_21 = 1; [L39] signed short int var_1_22 = 17178; [L40] signed short int var_1_23 = 5; [L41] signed long int var_1_25 = -4; [L42] signed short int var_1_26 = 10; [L43] signed long int var_1_34 = -10; [L44] double var_1_36 = 4.85; [L45] double var_1_38 = 15.75; [L46] signed char var_1_39 = -100; [L47] signed short int var_1_41 = -32; [L48] signed char var_1_42 = 4; [L49] signed char var_1_43 = -8; [L50] signed short int var_1_44 = -25; [L51] signed char last_1_var_1_10 = -5; [L52] signed long int last_1_var_1_21 = 1; [L53] signed long int last_1_var_1_25 = -4; VAL [isInitial=0, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_3=162/5, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L200] isInitial = 1 [L201] FCALL initially() [L203] CALL updateLastVariables() [L191] last_1_var_1_10 = var_1_10 [L192] last_1_var_1_21 = var_1_21 [L193] last_1_var_1_25 = var_1_25 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_3=162/5, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L203] RET updateLastVariables() [L204] CALL updateVariables() [L151] var_1_3 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L152] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L153] var_1_4 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=10, var_1_8=64, var_1_9=256] [L154] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=10, var_1_8=64, var_1_9=256] [L155] var_1_7 = __VERIFIER_nondet_short() [L156] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=64, var_1_9=256] [L156] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=64, var_1_9=256] [L157] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=64, var_1_9=256] [L157] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=64, var_1_9=256] [L158] var_1_8 = __VERIFIER_nondet_short() [L159] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=256] [L159] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=256] [L160] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=256] [L160] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=256] [L161] var_1_9 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L162] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L163] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L163] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L164] var_1_11 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L165] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L166] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L166] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L167] var_1_13 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L168] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L169] var_1_14 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L170] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L171] var_1_15 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L172] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L173] var_1_16 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L174] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L175] var_1_20 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L176] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L177] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L177] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L178] var_1_22 = __VERIFIER_nondet_short() [L179] CALL assume_abort_if_not(var_1_22 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L179] RET assume_abort_if_not(var_1_22 >= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L180] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L180] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L181] var_1_23 = __VERIFIER_nondet_short() [L182] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L182] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L183] CALL assume_abort_if_not(var_1_23 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L183] RET assume_abort_if_not(var_1_23 <= 16384) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L184] var_1_38 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 2305843.009213691390e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L185] RET assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 2305843.009213691390e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L186] var_1_43 = __VERIFIER_nondet_char() [L187] CALL assume_abort_if_not(var_1_43 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L187] RET assume_abort_if_not(var_1_43 >= -126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L188] CALL assume_abort_if_not(var_1_43 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L188] RET assume_abort_if_not(var_1_43 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L204] RET updateVariables() [L205] CALL step() [L57] COND TRUE last_1_var_1_10 < last_1_var_1_25 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L58] COND TRUE var_1_11 <= last_1_var_1_25 [L59] var_1_19 = var_1_20 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L62] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-4, var_1_11=-4, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L63] COND TRUE var_1_4 >= (var_1_3 * (var_1_13 + var_1_14)) [L64] var_1_12 = (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L68] unsigned char stepLocal_1 = var_1_19; VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L69] COND FALSE !(var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L76] COND FALSE !(\read(var_1_19)) [L79] var_1_25 = var_1_10 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L81] unsigned char stepLocal_0 = var_1_12 > var_1_12; VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_0=1, stepLocal_1=0, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L82] COND TRUE var_1_19 || stepLocal_0 [L83] var_1_1 = (var_1_17 + var_1_17) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L87] signed long int stepLocal_3 = var_1_22 + var_1_11; [L88] signed long int stepLocal_2 = (var_1_22 - var_1_23) - var_1_9; VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L89] COND FALSE !(\read(var_1_20)) [L102] var_1_21 = var_1_9 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L104] COND TRUE ! var_1_20 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L105] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=10, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L108] COND FALSE !(var_1_11 >= 25) [L119] var_1_26 = var_1_11 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L123] var_1_34 = ((((128) < (((((var_1_22) > ((-5 + var_1_10))) ? (var_1_22) : ((-5 + var_1_10)))))) ? (128) : (((((var_1_22) > ((-5 + var_1_10))) ? (var_1_22) : ((-5 + var_1_10))))))) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=97/20, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L124] COND FALSE !(\read(var_1_20)) [L127] var_1_36 = ((((var_1_16) > (var_1_38)) ? (var_1_16) : (var_1_38))) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-100, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L129] var_1_39 = var_1_11 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L130] COND FALSE !(\read(var_1_19)) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=4, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L133] COND TRUE var_1_23 <= var_1_22 [L134] var_1_42 = ((((var_1_43) < 0 ) ? -(var_1_43) : (var_1_43))) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=0, var_1_43=0, var_1_44=-25, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L136] COND TRUE (! var_1_20) || var_1_20 [L137] var_1_44 = var_1_23 VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, stepLocal_1=0, stepLocal_2=-16382, stepLocal_3=16379, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=0, var_1_43=0, var_1_44=16383, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L205] RET step() [L206] CALL, EXPR property() [L196-L197] return (((((((var_1_19 || (var_1_12 > var_1_12)) ? (var_1_1 == ((signed short int) (var_1_17 + var_1_17))) : (var_1_1 == ((signed short int) ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9))))) && (var_1_10 == ((signed char) var_1_11))) && ((var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) ? (var_1_12 == ((double) (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))))) : (var_1_12 == ((double) var_1_16)))) && ((var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) ? ((var_1_19 || var_1_19) ? (var_1_17 == ((signed char) var_1_11)) : (var_1_17 == ((signed char) var_1_11))) : 1)) && ((last_1_var_1_10 < last_1_var_1_25) ? ((var_1_11 <= last_1_var_1_25) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_20 ? ((var_1_10 < ((var_1_22 - var_1_23) - var_1_9)) ? (var_1_19 ? ((last_1_var_1_21 == (var_1_22 + var_1_11)) ? (var_1_21 == ((signed long int) var_1_1)) : 1) : (var_1_21 == ((signed long int) var_1_10))) : (var_1_21 == ((signed long int) var_1_11))) : (var_1_21 == ((signed long int) var_1_9)))) && (var_1_19 ? (var_1_25 == ((signed long int) (var_1_17 + ((((var_1_17) < (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))) ? (var_1_17) : (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))))))) : (var_1_25 == ((signed long int) var_1_10))) ; VAL [\result=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=0, var_1_43=0, var_1_44=16383, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L206] RET, EXPR property() [L206] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=0, var_1_43=0, var_1_44=16383, var_1_7=8378, var_1_8=32766, var_1_9=16382] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-4, var_1_11=-4, var_1_12=10000000005, var_1_16=10000000006, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16382, var_1_22=16383, var_1_23=16383, var_1_25=-4, var_1_26=-4, var_1_34=128, var_1_36=10000000006, var_1_38=10000000006, var_1_39=-4, var_1_41=-32, var_1_42=0, var_1_43=0, var_1_44=16383, var_1_7=8378, var_1_8=32766, var_1_9=16382] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 7, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 468 mSDsluCounter, 1261 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 577 mSDsCounter, 121 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 271 IncrementalHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 121 mSolverCounterUnsat, 684 mSDtfsCounter, 271 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 497 GetRequests, 481 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=3, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 147 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1418 NumberOfCodeBlocks, 1418 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1408 ConstructedInterpolants, 0 QuantifiedInterpolants, 2202 SizeOfPredicates, 1 NumberOfNonLiveVariables, 759 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 9001/9108 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 05:09:03,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 9bbe13ecce95df27b2722f410096981490ce7740fe6889f9893c48afb2768e7c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:09:06,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:09:06,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 05:09:06,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:09:06,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:09:06,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:09:06,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:09:06,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:09:06,747 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:09:06,747 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:09:06,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:09:06,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:09:06,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:09:06,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:09:06,749 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:09:06,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:09:06,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:09:06,751 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:09:06,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:09:06,751 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:09:06,753 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:09:06,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:09:06,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:09:06,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:09:06,753 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:09:06,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:09:06,754 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 05:09:06,754 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 05:09:06,754 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:09:06,754 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:09:06,755 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:09:06,755 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:09:06,755 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_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 -> 9bbe13ecce95df27b2722f410096981490ce7740fe6889f9893c48afb2768e7c [2024-11-28 05:09:07,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:09:07,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:09:07,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:09:07,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:09:07,111 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:09:07,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i [2024-11-28 05:09:10,234 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/3591c7185/191bed1b848b4c1882e8c61f8098d2bc/FLAGf6d5339ee [2024-11-28 05:09:10,466 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:09:10,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i [2024-11-28 05:09:10,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/3591c7185/191bed1b848b4c1882e8c61f8098d2bc/FLAGf6d5339ee [2024-11-28 05:09:10,798 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/data/3591c7185/191bed1b848b4c1882e8c61f8098d2bc [2024-11-28 05:09:10,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:09:10,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:09:10,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:09:10,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:09:10,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:09:10,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:09:10" (1/1) ... [2024-11-28 05:09:10,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5beac74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:10, skipping insertion in model container [2024-11-28 05:09:10,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:09:10" (1/1) ... [2024-11-28 05:09:10,829 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:09:10,972 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_fa15d7c9-fe8c-45f6-9046-21726de8a794/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i[919,932] [2024-11-28 05:09:11,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:09:11,065 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:09:11,076 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_fa15d7c9-fe8c-45f6-9046-21726de8a794/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i[919,932] [2024-11-28 05:09:11,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:09:11,142 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:09:11,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11 WrapperNode [2024-11-28 05:09:11,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:09:11,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:09:11,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:09:11,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:09:11,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,225 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2024-11-28 05:09:11,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:09:11,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:09:11,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:09:11,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:09:11,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,259 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,287 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 05:09:11,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,314 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:09:11,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:09:11,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:09:11,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:09:11,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (1/1) ... [2024-11-28 05:09:11,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:09:11,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:09:11,385 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:09:11,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:09:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:09:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 05:09:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:09:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:09:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:09:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:09:11,556 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:09:11,559 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:09:21,169 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 05:09:21,169 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:09:21,181 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:09:21,182 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:09:21,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:09:21 BoogieIcfgContainer [2024-11-28 05:09:21,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:09:21,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:09:21,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:09:21,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:09:21,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:09:10" (1/3) ... [2024-11-28 05:09:21,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1808ad50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:09:21, skipping insertion in model container [2024-11-28 05:09:21,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:09:11" (2/3) ... [2024-11-28 05:09:21,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1808ad50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:09:21, skipping insertion in model container [2024-11-28 05:09:21,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:09:21" (3/3) ... [2024-11-28 05:09:21,193 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i [2024-11-28 05:09:21,209 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:09:21,210 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-15.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:09:21,266 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:09:21,281 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;@42829d17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:09:21,282 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:09:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:09:21,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 05:09:21,306 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:21,307 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:21,308 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:21,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:21,316 INFO L85 PathProgramCache]: Analyzing trace with hash 462583350, now seen corresponding path program 1 times [2024-11-28 05:09:21,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:09:21,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927967795] [2024-11-28 05:09:21,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:21,329 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 05:09:21,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:09:21,334 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:21,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:22,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:09:22,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2024-11-28 05:09:22,186 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:09:22,189 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:09:22,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927967795] [2024-11-28 05:09:22,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927967795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:09:22,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:09:22,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 05:09:22,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517139816] [2024-11-28 05:09:22,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:09:22,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:09:22,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:09:22,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:09:22,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:09:22,227 INFO L87 Difference]: Start difference. First operand has 85 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:09:22,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:22,292 INFO L93 Difference]: Finished difference Result 161 states and 277 transitions. [2024-11-28 05:09:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:09:22,296 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2024-11-28 05:09:22,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:09:22,305 INFO L225 Difference]: With dead ends: 161 [2024-11-28 05:09:22,306 INFO L226 Difference]: Without dead ends: 79 [2024-11-28 05:09:22,312 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 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 05:09:22,316 INFO L435 NwaCegarLoop]: 120 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, 120 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 05:09:22,319 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:09:22,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-28 05:09:22,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-28 05:09:22,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:09:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 120 transitions. [2024-11-28 05:09:22,386 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 120 transitions. Word has length 156 [2024-11-28 05:09:22,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:09:22,388 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 120 transitions. [2024-11-28 05:09:22,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:09:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2024-11-28 05:09:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 05:09:22,394 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:22,395 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:22,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 05:09:22,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:22,597 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:22,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:22,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1184230528, now seen corresponding path program 1 times [2024-11-28 05:09:22,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:09:22,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1764924134] [2024-11-28 05:09:22,599 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:22,599 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 05:09:22,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:09:22,602 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:22,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:23,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:09:23,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:09:26,198 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:09:26,198 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:09:26,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1764924134] [2024-11-28 05:09:26,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1764924134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:09:26,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:09:26,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:09:26,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947675270] [2024-11-28 05:09:26,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:09:26,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:09:26,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:09:26,203 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:09:26,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:09:26,203 INFO L87 Difference]: Start difference. First operand 79 states and 120 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:28,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:09:31,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:09:31,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:09:31,788 INFO L93 Difference]: Finished difference Result 232 states and 355 transitions. [2024-11-28 05:09:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:09:31,806 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 156 [2024-11-28 05:09:31,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:09:31,809 INFO L225 Difference]: With dead ends: 232 [2024-11-28 05:09:31,809 INFO L226 Difference]: Without dead ends: 156 [2024-11-28 05:09:31,810 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:09:31,812 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 75 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:09:31,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 334 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-28 05:09:31,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-28 05:09:31,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 124. [2024-11-28 05:09:31,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 75 states have (on average 1.2666666666666666) internal successors, (95), 75 states have internal predecessors, (95), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:09:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 187 transitions. [2024-11-28 05:09:31,880 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 187 transitions. Word has length 156 [2024-11-28 05:09:31,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:09:31,881 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 187 transitions. [2024-11-28 05:09:31,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 187 transitions. [2024-11-28 05:09:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-28 05:09:31,888 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:09:31,888 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:09:31,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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)] Forceful destruction successful, exit code 0 [2024-11-28 05:09:32,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:32,089 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:09:32,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:09:32,090 INFO L85 PathProgramCache]: Analyzing trace with hash 213409672, now seen corresponding path program 1 times [2024-11-28 05:09:32,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:09:32,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1852513970] [2024-11-28 05:09:32,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:09:32,091 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 05:09:32,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:09:32,094 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:09:32,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 05:09:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:09:32,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 05:09:32,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:09:37,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:09:37,144 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:09:37,144 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:09:37,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1852513970] [2024-11-28 05:09:37,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1852513970] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:09:37,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:09:37,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:09:37,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919918644] [2024-11-28 05:09:37,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:09:37,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:09:37,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:09:37,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:09:37,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:09:37,147 INFO L87 Difference]: Start difference. First operand 124 states and 187 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:09:39,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:09:41,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:09:44,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:09:48,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 05:09:51,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:09:54,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 05:09:58,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 05:10:04,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 05:10:06,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 05:10:06,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:10:06,106 INFO L93 Difference]: Finished difference Result 276 states and 421 transitions. [2024-11-28 05:10:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:10:06,121 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 157 [2024-11-28 05:10:06,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:10:06,126 INFO L225 Difference]: With dead ends: 276 [2024-11-28 05:10:06,126 INFO L226 Difference]: Without dead ends: 200 [2024-11-28 05:10:06,127 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:10:06,132 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 119 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:10:06,132 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 306 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 28.0s Time] [2024-11-28 05:10:06,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-11-28 05:10:06,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 126. [2024-11-28 05:10:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 77 states have (on average 1.2597402597402598) internal successors, (97), 77 states have internal predecessors, (97), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:10:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 189 transitions. [2024-11-28 05:10:06,169 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 189 transitions. Word has length 157 [2024-11-28 05:10:06,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:10:06,170 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 189 transitions. [2024-11-28 05:10:06,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:10:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 189 transitions. [2024-11-28 05:10:06,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-28 05:10:06,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:10:06,173 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:06,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 05:10:06,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:06,374 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:10:06,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:10:06,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1475534070, now seen corresponding path program 1 times [2024-11-28 05:10:06,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:10:06,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023118483] [2024-11-28 05:10:06,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:10:06,378 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 05:10:06,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:10:06,384 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:06,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 05:10:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:10:07,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:10:07,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:10:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 39 proven. 504 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-28 05:10:08,915 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:10:10,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 39 proven. 27 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:10:10,088 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:10:10,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2023118483] [2024-11-28 05:10:10,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2023118483] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:10:10,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 05:10:10,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-28 05:10:10,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547122328] [2024-11-28 05:10:10,089 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 05:10:10,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 05:10:10,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:10:10,092 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 05:10:10,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-28 05:10:10,093 INFO L87 Difference]: Start difference. First operand 126 states and 189 transitions. Second operand has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 states have internal predecessors, (83), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2024-11-28 05:10:13,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:10:17,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:10:19,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:10:21,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:10:22,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:10:22,734 INFO L93 Difference]: Finished difference Result 296 states and 437 transitions. [2024-11-28 05:10:22,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 05:10:22,746 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 states have internal predecessors, (83), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) Word has length 157 [2024-11-28 05:10:22,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:10:22,749 INFO L225 Difference]: With dead ends: 296 [2024-11-28 05:10:22,749 INFO L226 Difference]: Without dead ends: 218 [2024-11-28 05:10:22,750 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2024-11-28 05:10:22,751 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 284 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:10:22,752 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 395 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2024-11-28 05:10:22,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-28 05:10:22,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 132. [2024-11-28 05:10:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 81 states have (on average 1.2345679012345678) internal successors, (100), 81 states have internal predecessors, (100), 46 states have call successors, (46), 4 states have call predecessors, (46), 4 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:10:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 192 transitions. [2024-11-28 05:10:22,800 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 192 transitions. Word has length 157 [2024-11-28 05:10:22,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:10:22,801 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 192 transitions. [2024-11-28 05:10:22,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 states have internal predecessors, (83), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2024-11-28 05:10:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 192 transitions. [2024-11-28 05:10:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-28 05:10:22,804 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:10:22,804 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:22,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-28 05:10:23,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:23,005 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:10:23,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:10:23,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1468234360, now seen corresponding path program 1 times [2024-11-28 05:10:23,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:10:23,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [354130567] [2024-11-28 05:10:23,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:10:23,006 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 05:10:23,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:10:23,010 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:23,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 (6)] Waiting until timeout for monitored process [2024-11-28 05:10:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:10:23,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:10:23,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:10:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-28 05:10:24,157 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:10:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:10:24,922 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:10:24,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [354130567] [2024-11-28 05:10:24,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [354130567] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:10:24,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 05:10:24,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2024-11-28 05:10:24,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140853768] [2024-11-28 05:10:24,923 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 05:10:24,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:10:24,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:10:24,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:10:24,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:10:24,925 INFO L87 Difference]: Start difference. First operand 132 states and 192 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 05:10:28,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:10:28,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:10:28,530 INFO L93 Difference]: Finished difference Result 225 states and 319 transitions. [2024-11-28 05:10:28,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 05:10:28,548 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 158 [2024-11-28 05:10:28,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:10:28,551 INFO L225 Difference]: With dead ends: 225 [2024-11-28 05:10:28,551 INFO L226 Difference]: Without dead ends: 145 [2024-11-28 05:10:28,551 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 307 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2024-11-28 05:10:28,552 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 158 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:10:28,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 189 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-28 05:10:28,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-28 05:10:28,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 137. [2024-11-28 05:10:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 84 states have (on average 1.0952380952380953) internal successors, (92), 84 states have internal predecessors, (92), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:10:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 184 transitions. [2024-11-28 05:10:28,588 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 184 transitions. Word has length 158 [2024-11-28 05:10:28,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:10:28,588 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 184 transitions. [2024-11-28 05:10:28,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 05:10:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 184 transitions. [2024-11-28 05:10:28,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 05:10:28,591 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:10:28,591 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:28,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 (6)] Ended with exit code 0 [2024-11-28 05:10:28,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:28,792 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:10:28,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:10:28,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1782532812, now seen corresponding path program 1 times [2024-11-28 05:10:28,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:10:28,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [921466807] [2024-11-28 05:10:28,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:10:28,793 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 05:10:28,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:10:28,795 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:28,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-28 05:10:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:10:29,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:10:29,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:10:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-28 05:10:29,670 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:10:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:10:30,454 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:10:30,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [921466807] [2024-11-28 05:10:30,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [921466807] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:10:30,454 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 05:10:30,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2024-11-28 05:10:30,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135828646] [2024-11-28 05:10:30,455 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 05:10:30,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:10:30,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:10:30,456 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:10:30,456 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:10:30,457 INFO L87 Difference]: Start difference. First operand 137 states and 184 transitions. Second operand has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 05:10:33,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:10:33,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:10:33,373 INFO L93 Difference]: Finished difference Result 226 states and 300 transitions. [2024-11-28 05:10:33,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 05:10:33,390 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 160 [2024-11-28 05:10:33,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:10:33,391 INFO L225 Difference]: With dead ends: 226 [2024-11-28 05:10:33,391 INFO L226 Difference]: Without dead ends: 145 [2024-11-28 05:10:33,392 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 311 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2024-11-28 05:10:33,393 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 104 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:10:33,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 190 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-28 05:10:33,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-28 05:10:33,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 137. [2024-11-28 05:10:33,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 84 states have (on average 1.0833333333333333) internal successors, (91), 84 states have internal predecessors, (91), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:10:33,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 183 transitions. [2024-11-28 05:10:33,439 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 183 transitions. Word has length 160 [2024-11-28 05:10:33,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:10:33,440 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 183 transitions. [2024-11-28 05:10:33,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 05:10:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 183 transitions. [2024-11-28 05:10:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 05:10:33,442 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:10:33,442 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:33,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-11-28 05:10:33,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:33,643 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:10:33,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:10:33,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1491366130, now seen corresponding path program 1 times [2024-11-28 05:10:33,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:10:33,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158911673] [2024-11-28 05:10:33,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:10:33,644 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 05:10:33,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:10:33,650 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 05:10:33,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15d7c9-fe8c-45f6-9046-21726de8a794/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 (8)] Waiting until timeout for monitored process [2024-11-28 05:10:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:10:34,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 05:10:34,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:11:21,930 WARN L286 SmtUtils]: Spent 11.03s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:11:56,687 WARN L286 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 05:13:01,091 WARN L286 SmtUtils]: Spent 18.78s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:14:04,986 WARN L286 SmtUtils]: Spent 18.86s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:15:43,694 WARN L286 SmtUtils]: Spent 21.33s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:17:41,071 WARN L286 SmtUtils]: Spent 27.35s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:22:06,897 WARN L286 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)