./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.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_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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_b097a251-d952-41f8-8ca5-f095a58ff4de/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 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:53:09,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:53:09,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:53:09,240 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:53:09,241 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:53:09,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:53:09,282 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:53:09,283 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:53:09,283 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:53:09,284 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:53:09,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:53:09,285 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:53:09,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:53:09,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:53:09,286 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:53:09,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:53:09,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:53:09,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:53:09,288 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:53:09,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:53:09,288 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:53:09,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:53:09,288 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:53:09,288 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:53:09,288 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:53:09,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:53:09,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:53:09,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:53:09,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:53:09,290 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:53:09,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:53:09,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:53:09,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:53:09,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:53:09,291 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_b097a251-d952-41f8-8ca5-f095a58ff4de/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 -> 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 [2024-11-28 03:53:09,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:53:09,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:53:09,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:53:09,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:53:09,672 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:53:09,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-28 03:53:12,801 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/24660f585/7f9f663f28d24672a1501e281d34a01f/FLAGff8a97e07 [2024-11-28 03:53:13,213 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:53:13,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-28 03:53:13,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/24660f585/7f9f663f28d24672a1501e281d34a01f/FLAGff8a97e07 [2024-11-28 03:53:13,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/24660f585/7f9f663f28d24672a1501e281d34a01f [2024-11-28 03:53:13,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:53:13,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:53:13,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:53:13,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:53:13,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:53:13,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f31db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13, skipping insertion in model container [2024-11-28 03:53:13,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:53:13,664 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_b097a251-d952-41f8-8ca5-f095a58ff4de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-28 03:53:13,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:53:13,776 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:53:13,786 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_b097a251-d952-41f8-8ca5-f095a58ff4de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-28 03:53:13,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:53:13,844 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:53:13,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13 WrapperNode [2024-11-28 03:53:13,845 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:53:13,846 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:53:13,846 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:53:13,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:53:13,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,917 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2024-11-28 03:53:13,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:53:13,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:53:13,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:53:13,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:53:13,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,931 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,955 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:53:13,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,974 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:13,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:53:13,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:53:13,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:53:13,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:53:13,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (1/1) ... [2024-11-28 03:53:14,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:53:14,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:53:14,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:53:14,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:53:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:53:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:53:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:53:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:53:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:53:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:53:14,198 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:53:14,201 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:53:14,687 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-28 03:53:14,687 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:53:14,706 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:53:14,707 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:53:14,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:53:14 BoogieIcfgContainer [2024-11-28 03:53:14,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:53:14,709 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:53:14,709 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:53:14,714 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:53:14,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:53:13" (1/3) ... [2024-11-28 03:53:14,715 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d1e072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:53:14, skipping insertion in model container [2024-11-28 03:53:14,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:13" (2/3) ... [2024-11-28 03:53:14,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d1e072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:53:14, skipping insertion in model container [2024-11-28 03:53:14,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:53:14" (3/3) ... [2024-11-28 03:53:14,717 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-28 03:53:14,732 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:53:14,734 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i that has 2 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:53:14,798 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:53:14,815 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;@11194822, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:53:14,815 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:53:14,819 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 03:53:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 03:53:14,833 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:14,833 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:14,834 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:14,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:14,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1783273033, now seen corresponding path program 1 times [2024-11-28 03:53:14,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:14,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295876970] [2024-11-28 03:53:14,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:14,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:15,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-28 03:53:15,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:15,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295876970] [2024-11-28 03:53:15,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295876970] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:53:15,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538573310] [2024-11-28 03:53:15,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:15,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:53:15,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:53:15,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:53:15,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:53:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:15,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:53:15,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:53:15,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-28 03:53:15,604 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:53:15,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1538573310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:15,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:53:15,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:53:15,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011329707] [2024-11-28 03:53:15,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:15,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:53:15,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:15,636 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:53:15,636 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:53:15,640 INFO L87 Difference]: Start difference. First operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-28 03:53:15,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:15,669 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-11-28 03:53:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:53:15,671 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 186 [2024-11-28 03:53:15,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:15,677 INFO L225 Difference]: With dead ends: 155 [2024-11-28 03:53:15,677 INFO L226 Difference]: Without dead ends: 77 [2024-11-28 03:53:15,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:53:15,684 INFO L435 NwaCegarLoop]: 117 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, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:15,685 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:53:15,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-28 03:53:15,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-28 03:53:15,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 03:53:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2024-11-28 03:53:15,731 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 186 [2024-11-28 03:53:15,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:15,732 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2024-11-28 03:53:15,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-28 03:53:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2024-11-28 03:53:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 03:53:15,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:15,736 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:15,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:53:15,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:53:15,941 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:15,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:15,942 INFO L85 PathProgramCache]: Analyzing trace with hash -579856256, now seen corresponding path program 1 times [2024-11-28 03:53:15,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:15,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558735627] [2024-11-28 03:53:15,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:15,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:17,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:53:17,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:17,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558735627] [2024-11-28 03:53:17,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558735627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:17,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:53:17,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:53:17,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436776581] [2024-11-28 03:53:17,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:17,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:53:17,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:17,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:53:17,997 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:53:17,997 INFO L87 Difference]: Start difference. First operand 77 states and 117 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:18,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:18,233 INFO L93 Difference]: Finished difference Result 179 states and 266 transitions. [2024-11-28 03:53:18,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:53:18,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 187 [2024-11-28 03:53:18,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:18,238 INFO L225 Difference]: With dead ends: 179 [2024-11-28 03:53:18,242 INFO L226 Difference]: Without dead ends: 105 [2024-11-28 03:53:18,243 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:53:18,244 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 27 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:18,244 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 404 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:53:18,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-28 03:53:18,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 87. [2024-11-28 03:53:18,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 55 states have (on average 1.309090909090909) internal successors, (72), 55 states have internal predecessors, (72), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 03:53:18,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 132 transitions. [2024-11-28 03:53:18,273 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 132 transitions. Word has length 187 [2024-11-28 03:53:18,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:18,278 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 132 transitions. [2024-11-28 03:53:18,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:18,278 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-28 03:53:18,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 03:53:18,282 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:18,285 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:18,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:53:18,287 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:18,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:18,287 INFO L85 PathProgramCache]: Analyzing trace with hash -578009214, now seen corresponding path program 1 times [2024-11-28 03:53:18,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:18,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864563912] [2024-11-28 03:53:18,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:18,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:25,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:53:25,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:25,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864563912] [2024-11-28 03:53:25,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864563912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:25,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:53:25,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 03:53:25,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377075712] [2024-11-28 03:53:25,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:25,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 03:53:25,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:25,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 03:53:25,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:53:25,774 INFO L87 Difference]: Start difference. First operand 87 states and 132 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:29,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:29,655 INFO L93 Difference]: Finished difference Result 329 states and 488 transitions. [2024-11-28 03:53:29,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 03:53:29,656 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 187 [2024-11-28 03:53:29,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:29,661 INFO L225 Difference]: With dead ends: 329 [2024-11-28 03:53:29,661 INFO L226 Difference]: Without dead ends: 245 [2024-11-28 03:53:29,662 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2024-11-28 03:53:29,663 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 151 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:29,663 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 601 Invalid, 551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 03:53:29,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-28 03:53:29,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 208. [2024-11-28 03:53:29,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 142 states have (on average 1.3098591549295775) internal successors, (186), 143 states have internal predecessors, (186), 62 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-28 03:53:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 310 transitions. [2024-11-28 03:53:29,720 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 310 transitions. Word has length 187 [2024-11-28 03:53:29,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:29,721 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 310 transitions. [2024-11-28 03:53:29,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 310 transitions. [2024-11-28 03:53:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 03:53:29,729 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:29,729 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:29,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:53:29,729 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:29,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:29,730 INFO L85 PathProgramCache]: Analyzing trace with hash -319843776, now seen corresponding path program 1 times [2024-11-28 03:53:29,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:29,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193834397] [2024-11-28 03:53:29,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:29,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:53:30,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:30,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193834397] [2024-11-28 03:53:30,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193834397] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:30,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:53:30,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:53:30,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151229880] [2024-11-28 03:53:30,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:30,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:53:30,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:30,120 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:53:30,120 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:53:30,121 INFO L87 Difference]: Start difference. First operand 208 states and 310 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:30,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:30,244 INFO L93 Difference]: Finished difference Result 510 states and 762 transitions. [2024-11-28 03:53:30,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:53:30,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 187 [2024-11-28 03:53:30,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:30,255 INFO L225 Difference]: With dead ends: 510 [2024-11-28 03:53:30,255 INFO L226 Difference]: Without dead ends: 305 [2024-11-28 03:53:30,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 03:53:30,260 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 58 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:30,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 230 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:53:30,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-11-28 03:53:30,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 303. [2024-11-28 03:53:30,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 203 states have (on average 1.3004926108374384) internal successors, (264), 205 states have internal predecessors, (264), 94 states have call successors, (94), 5 states have call predecessors, (94), 5 states have return successors, (94), 92 states have call predecessors, (94), 94 states have call successors, (94) [2024-11-28 03:53:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 452 transitions. [2024-11-28 03:53:30,355 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 452 transitions. Word has length 187 [2024-11-28 03:53:30,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:30,356 INFO L471 AbstractCegarLoop]: Abstraction has 303 states and 452 transitions. [2024-11-28 03:53:30,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 452 transitions. [2024-11-28 03:53:30,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:53:30,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:30,360 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:30,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:53:30,361 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:30,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:30,362 INFO L85 PathProgramCache]: Analyzing trace with hash 407642383, now seen corresponding path program 1 times [2024-11-28 03:53:30,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:30,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412519394] [2024-11-28 03:53:30,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:30,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:53:30,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:30,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412519394] [2024-11-28 03:53:30,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412519394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:30,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:53:30,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:53:30,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613686019] [2024-11-28 03:53:30,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:30,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:53:30,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:30,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:53:30,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:53:30,653 INFO L87 Difference]: Start difference. First operand 303 states and 452 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:31,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:31,067 INFO L93 Difference]: Finished difference Result 669 states and 999 transitions. [2024-11-28 03:53:31,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:53:31,068 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2024-11-28 03:53:31,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:31,077 INFO L225 Difference]: With dead ends: 669 [2024-11-28 03:53:31,078 INFO L226 Difference]: Without dead ends: 464 [2024-11-28 03:53:31,079 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 03:53:31,081 INFO L435 NwaCegarLoop]: 202 mSDtfsCounter, 123 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:31,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 434 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:53:31,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2024-11-28 03:53:31,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 453. [2024-11-28 03:53:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 288 states have (on average 1.2569444444444444) internal successors, (362), 291 states have internal predecessors, (362), 156 states have call successors, (156), 8 states have call predecessors, (156), 8 states have return successors, (156), 153 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-28 03:53:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 674 transitions. [2024-11-28 03:53:31,213 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 674 transitions. Word has length 188 [2024-11-28 03:53:31,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:31,215 INFO L471 AbstractCegarLoop]: Abstraction has 453 states and 674 transitions. [2024-11-28 03:53:31,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 674 transitions. [2024-11-28 03:53:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:53:31,220 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:31,220 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:31,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:53:31,221 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:31,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:31,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1087700753, now seen corresponding path program 1 times [2024-11-28 03:53:31,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:31,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975929751] [2024-11-28 03:53:31,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:31,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 24 proven. 63 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-28 03:53:33,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:33,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975929751] [2024-11-28 03:53:33,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975929751] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:53:33,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1832243224] [2024-11-28 03:53:33,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:33,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:53:33,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:53:33,307 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:53:33,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:53:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:33,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 03:53:33,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:53:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 740 proven. 120 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2024-11-28 03:53:35,884 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:53:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 48 proven. 123 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-28 03:53:37,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1832243224] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:53:37,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:53:37,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 11] total 27 [2024-11-28 03:53:37,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685263692] [2024-11-28 03:53:37,448 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:53:37,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-28 03:53:37,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:37,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-28 03:53:37,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=540, Unknown=0, NotChecked=0, Total=702 [2024-11-28 03:53:37,452 INFO L87 Difference]: Start difference. First operand 453 states and 674 transitions. Second operand has 27 states, 26 states have (on average 4.461538461538462) internal successors, (116), 25 states have internal predecessors, (116), 9 states have call successors, (90), 4 states have call predecessors, (90), 8 states have return successors, (90), 9 states have call predecessors, (90), 9 states have call successors, (90) [2024-11-28 03:53:46,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:46,269 INFO L93 Difference]: Finished difference Result 1617 states and 2329 transitions. [2024-11-28 03:53:46,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-28 03:53:46,270 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 4.461538461538462) internal successors, (116), 25 states have internal predecessors, (116), 9 states have call successors, (90), 4 states have call predecessors, (90), 8 states have return successors, (90), 9 states have call predecessors, (90), 9 states have call successors, (90) Word has length 188 [2024-11-28 03:53:46,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:46,279 INFO L225 Difference]: With dead ends: 1617 [2024-11-28 03:53:46,279 INFO L226 Difference]: Without dead ends: 1262 [2024-11-28 03:53:46,284 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4101 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=2419, Invalid=9137, Unknown=0, NotChecked=0, Total=11556 [2024-11-28 03:53:46,285 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 1669 mSDsluCounter, 1210 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 1472 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1688 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 3751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1472 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:46,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1688 Valid, 1337 Invalid, 3751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1472 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 03:53:46,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2024-11-28 03:53:46,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 943. [2024-11-28 03:53:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 595 states have (on average 1.226890756302521) internal successors, (730), 604 states have internal predecessors, (730), 320 states have call successors, (320), 27 states have call predecessors, (320), 27 states have return successors, (320), 311 states have call predecessors, (320), 320 states have call successors, (320) [2024-11-28 03:53:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1370 transitions. [2024-11-28 03:53:46,496 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1370 transitions. Word has length 188 [2024-11-28 03:53:46,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:46,496 INFO L471 AbstractCegarLoop]: Abstraction has 943 states and 1370 transitions. [2024-11-28 03:53:46,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 4.461538461538462) internal successors, (116), 25 states have internal predecessors, (116), 9 states have call successors, (90), 4 states have call predecessors, (90), 8 states have return successors, (90), 9 states have call predecessors, (90), 9 states have call successors, (90) [2024-11-28 03:53:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1370 transitions. [2024-11-28 03:53:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:53:46,499 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:46,500 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:46,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 03:53:46,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-28 03:53:46,704 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:46,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:46,705 INFO L85 PathProgramCache]: Analyzing trace with hash 498643504, now seen corresponding path program 1 times [2024-11-28 03:53:46,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:46,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259556855] [2024-11-28 03:53:46,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:46,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-28 03:53:47,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:47,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259556855] [2024-11-28 03:53:47,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259556855] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:53:47,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831109434] [2024-11-28 03:53:47,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:47,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:53:47,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:53:47,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:53:47,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:53:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:47,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:53:47,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:53:47,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 143 proven. 84 refuted. 0 times theorem prover too weak. 1513 trivial. 0 not checked. [2024-11-28 03:53:47,786 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:53:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-28 03:53:48,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831109434] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:53:48,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:53:48,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-28 03:53:48,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16860205] [2024-11-28 03:53:48,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:53:48,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:53:48,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:48,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:53:48,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:53:48,182 INFO L87 Difference]: Start difference. First operand 943 states and 1370 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-28 03:53:49,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:49,317 INFO L93 Difference]: Finished difference Result 2836 states and 4010 transitions. [2024-11-28 03:53:49,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 03:53:49,318 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 188 [2024-11-28 03:53:49,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:49,338 INFO L225 Difference]: With dead ends: 2836 [2024-11-28 03:53:49,338 INFO L226 Difference]: Without dead ends: 1959 [2024-11-28 03:53:49,343 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 369 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:53:49,344 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 148 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:49,345 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 523 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 03:53:49,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2024-11-28 03:53:49,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1576. [2024-11-28 03:53:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1576 states, 963 states have (on average 1.2035306334371756) internal successors, (1159), 967 states have internal predecessors, (1159), 556 states have call successors, (556), 56 states have call predecessors, (556), 56 states have return successors, (556), 552 states have call predecessors, (556), 556 states have call successors, (556) [2024-11-28 03:53:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 2271 transitions. [2024-11-28 03:53:49,696 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 2271 transitions. Word has length 188 [2024-11-28 03:53:49,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:49,697 INFO L471 AbstractCegarLoop]: Abstraction has 1576 states and 2271 transitions. [2024-11-28 03:53:49,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-28 03:53:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2271 transitions. [2024-11-28 03:53:49,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:53:49,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:49,700 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:49,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 03:53:49,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-28 03:53:49,901 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:49,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:49,902 INFO L85 PathProgramCache]: Analyzing trace with hash 500490546, now seen corresponding path program 1 times [2024-11-28 03:53:49,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:49,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288460435] [2024-11-28 03:53:49,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:49,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:53:50,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:50,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288460435] [2024-11-28 03:53:50,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288460435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:50,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:53:50,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:53:50,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662545179] [2024-11-28 03:53:50,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:50,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:53:50,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:50,088 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:53:50,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:53:50,093 INFO L87 Difference]: Start difference. First operand 1576 states and 2271 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:50,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:50,494 INFO L93 Difference]: Finished difference Result 3147 states and 4558 transitions. [2024-11-28 03:53:50,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:53:50,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2024-11-28 03:53:50,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:50,515 INFO L225 Difference]: With dead ends: 3147 [2024-11-28 03:53:50,515 INFO L226 Difference]: Without dead ends: 1530 [2024-11-28 03:53:50,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 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 03:53:50,524 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 108 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:50,525 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 227 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:53:50,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2024-11-28 03:53:50,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1528. [2024-11-28 03:53:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1528 states, 930 states have (on average 1.2021505376344086) internal successors, (1118), 932 states have internal predecessors, (1118), 548 states have call successors, (548), 49 states have call predecessors, (548), 49 states have return successors, (548), 546 states have call predecessors, (548), 548 states have call successors, (548) [2024-11-28 03:53:50,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2214 transitions. [2024-11-28 03:53:50,857 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2214 transitions. Word has length 188 [2024-11-28 03:53:50,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:50,858 INFO L471 AbstractCegarLoop]: Abstraction has 1528 states and 2214 transitions. [2024-11-28 03:53:50,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:50,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2214 transitions. [2024-11-28 03:53:50,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:53:50,860 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:50,860 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:50,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:53:50,861 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:50,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:50,861 INFO L85 PathProgramCache]: Analyzing trace with hash 537976983, now seen corresponding path program 1 times [2024-11-28 03:53:50,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:50,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5305545] [2024-11-28 03:53:50,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:50,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:53:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:53:51,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:53:51,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5305545] [2024-11-28 03:53:51,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5305545] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:53:51,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:53:51,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:53:51,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175384085] [2024-11-28 03:53:51,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:53:51,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:53:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:53:51,189 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:53:51,189 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:53:51,190 INFO L87 Difference]: Start difference. First operand 1528 states and 2214 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:51,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:53:51,685 INFO L93 Difference]: Finished difference Result 2235 states and 3257 transitions. [2024-11-28 03:53:51,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:53:51,686 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2024-11-28 03:53:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:53:51,699 INFO L225 Difference]: With dead ends: 2235 [2024-11-28 03:53:51,699 INFO L226 Difference]: Without dead ends: 1464 [2024-11-28 03:53:51,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:53:51,704 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 78 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:53:51,704 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 331 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:53:51,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1464 states. [2024-11-28 03:53:52,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1464 to 1456. [2024-11-28 03:53:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1456 states, 893 states have (on average 1.206047032474804) internal successors, (1077), 895 states have internal predecessors, (1077), 518 states have call successors, (518), 44 states have call predecessors, (518), 44 states have return successors, (518), 516 states have call predecessors, (518), 518 states have call successors, (518) [2024-11-28 03:53:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2113 transitions. [2024-11-28 03:53:52,085 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2113 transitions. Word has length 188 [2024-11-28 03:53:52,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:53:52,086 INFO L471 AbstractCegarLoop]: Abstraction has 1456 states and 2113 transitions. [2024-11-28 03:53:52,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:53:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2113 transitions. [2024-11-28 03:53:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:53:52,092 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:53:52,092 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:52,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:53:52,093 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:53:52,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:53:52,093 INFO L85 PathProgramCache]: Analyzing trace with hash -518603425, now seen corresponding path program 1 times [2024-11-28 03:53:52,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:53:52,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740077779] [2024-11-28 03:53:52,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:52,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:53:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 03:53:52,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1589843179] [2024-11-28 03:53:52,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:53:52,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:53:52,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:53:52,248 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:53:52,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 03:53:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:53:52,390 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:53:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:53:52,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:53:52,616 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:53:52,617 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:53:52,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 03:53:52,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-28 03:53:52,822 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:53:52,996 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:53:53,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:53:53 BoogieIcfgContainer [2024-11-28 03:53:53,003 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:53:53,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:53:53,007 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:53:53,007 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:53:53,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:53:14" (3/4) ... [2024-11-28 03:53:53,011 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:53:53,016 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:53:53,017 INFO L158 Benchmark]: Toolchain (without parser) took 39611.59ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 93.8MB in the beginning and 276.5MB in the end (delta: -182.8MB). Peak memory consumption was 202.2MB. Max. memory is 16.1GB. [2024-11-28 03:53:53,017 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:53:53,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.86ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 78.7MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:53:53,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.89ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:53:53,018 INFO L158 Benchmark]: Boogie Preprocessor took 73.56ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 72.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:53:53,018 INFO L158 Benchmark]: RCFGBuilder took 715.35ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 49.0MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:53:53,020 INFO L158 Benchmark]: TraceAbstraction took 38294.09ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 48.5MB in the beginning and 276.6MB in the end (delta: -228.2MB). Peak memory consumption was 168.7MB. Max. memory is 16.1GB. [2024-11-28 03:53:53,020 INFO L158 Benchmark]: Witness Printer took 9.33ms. Allocated memory is still 503.3MB. Free memory was 276.6MB in the beginning and 276.5MB in the end (delta: 102.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:53:53,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.86ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 78.7MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.89ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.56ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 72.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 715.35ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 49.0MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 38294.09ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 48.5MB in the beginning and 276.6MB in the end (delta: -228.2MB). Peak memory consumption was 168.7MB. Max. memory is 16.1GB. * Witness Printer took 9.33ms. Allocated memory is still 503.3MB. Free memory was 276.6MB in the beginning and 276.5MB in the end (delta: 102.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 125. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] unsigned short int var_1_27 = 256; [L44] unsigned char var_1_28 = 0; [L45] unsigned short int var_1_29 = 39250; [L46] unsigned short int var_1_30 = 256; [L47] unsigned short int var_1_31 = 25; [L48] unsigned short int var_1_32 = 4; [L49] signed char var_1_33 = -8; [L50] signed char var_1_34 = -2; [L51] unsigned short int last_1_var_1_6 = 4; [L52] unsigned short int last_1_var_1_9 = 4; [L53] unsigned long int last_1_var_1_14 = 500; [L54] signed short int last_1_var_1_17 = 16; VAL [isInitial=0, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] isInitial = 1 [L172] FCALL initially() [L174] CALL updateLastVariables() [L161] last_1_var_1_6 = var_1_6 [L162] last_1_var_1_9 = var_1_9 [L163] last_1_var_1_14 = var_1_14 [L164] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] RET updateLastVariables() [L175] CALL updateVariables() [L113] var_1_4 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_5=0, var_1_6=4, var_1_9=4] [L114] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_5=0, var_1_6=4, var_1_9=4] [L115] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L115] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L116] var_1_5 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_6=4, var_1_9=4] [L117] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_6=4, var_1_9=4] [L118] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L118] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L119] var_1_10 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L120] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L121] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L121] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L122] var_1_12 = __VERIFIER_nondet_double() [L123] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L123] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L124] var_1_13 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L125] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L126] var_1_15 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L127] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L128] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L129] var_1_16 = __VERIFIER_nondet_ulong() [L130] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L130] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L131] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L132] var_1_19 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L133] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L134] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L135] var_1_20 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L137] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L138] var_1_21 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L139] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L140] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L141] var_1_22 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L142] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L143] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L144] var_1_24 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L145] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] var_1_28 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L148] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] var_1_29 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] var_1_30 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] var_1_31 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] RET updateVariables() [L176] CALL step() [L58] var_1_23 = var_1_24 [L59] var_1_25 = var_1_23 [L60] var_1_26 = var_1_24 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=256, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L61] COND TRUE \read(var_1_28) [L62] var_1_27 = (((((var_1_29 - var_1_30)) < (var_1_31)) ? ((var_1_29 - var_1_30)) : (var_1_31))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L64] var_1_32 = var_1_30 [L65] var_1_33 = var_1_24 [L66] var_1_34 = var_1_24 [L67] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L68] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L73] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L74] COND TRUE last_1_var_1_14 >= stepLocal_3 [L75] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L77] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L78] COND TRUE (- var_1_14) > var_1_6 [L79] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L84] unsigned char stepLocal_2 = var_1_4; [L85] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=-18, stepLocal_2=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L86] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=-18, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L89] COND TRUE stepLocal_1 >= var_1_6 [L90] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L95] unsigned char stepLocal_5 = var_1_1; [L96] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L97] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L104] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L105] COND TRUE ! var_1_1 [L106] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L176] RET step() [L177] CALL, EXPR property() [L167-L168] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L177] RET, EXPR property() [L177] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-18, var_1_15=2147483647, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=-255, var_1_29=32767, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=-127, var_1_34=-127, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 10, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 15.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2411 SdHoareTripleChecker+Valid, 7.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2362 mSDsluCounter, 4204 SdHoareTripleChecker+Invalid, 6.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3027 mSDsCounter, 1638 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3548 IncrementalHoareTripleChecker+Invalid, 5186 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1638 mSolverCounterUnsat, 1177 mSDtfsCounter, 3548 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1106 GetRequests, 952 SyntacticMatches, 3 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4187 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1576occurred in iteration=7, InterpolantAutomatonStates: 138, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 780 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 2627 NumberOfCodeBlocks, 2627 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2611 ConstructedInterpolants, 0 QuantifiedInterpolants, 13866 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1341 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 23744/24360 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 03:53:53,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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_b097a251-d952-41f8-8ca5-f095a58ff4de/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 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:53:55,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:53:55,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:53:55,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:53:55,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:53:56,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:53:56,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:53:56,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:53:56,069 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:53:56,069 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:53:56,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:53:56,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:53:56,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:53:56,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:53:56,070 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:53:56,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:53:56,071 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:53:56,072 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:53:56,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:53:56,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:53:56,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:53:56,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:53:56,073 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_b097a251-d952-41f8-8ca5-f095a58ff4de/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 -> 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 [2024-11-28 03:53:56,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:53:56,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:53:56,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:53:56,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:53:56,461 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:53:56,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-28 03:53:59,484 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/c91f77b8c/63be64253571437abed7fc2ace8deb47/FLAG6ca282bc8 [2024-11-28 03:53:59,813 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:53:59,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-28 03:53:59,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/c91f77b8c/63be64253571437abed7fc2ace8deb47/FLAG6ca282bc8 [2024-11-28 03:53:59,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/data/c91f77b8c/63be64253571437abed7fc2ace8deb47 [2024-11-28 03:53:59,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:53:59,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:53:59,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:53:59,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:53:59,883 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:53:59,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:59" (1/1) ... [2024-11-28 03:53:59,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e5fa4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59, skipping insertion in model container [2024-11-28 03:53:59,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:59" (1/1) ... [2024-11-28 03:53:59,919 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:54:00,141 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_b097a251-d952-41f8-8ca5-f095a58ff4de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-28 03:54:00,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:54:00,297 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:54:00,308 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_b097a251-d952-41f8-8ca5-f095a58ff4de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-28 03:54:00,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:54:00,389 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:54:00,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00 WrapperNode [2024-11-28 03:54:00,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:54:00,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:54:00,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:54:00,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:54:00,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,446 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2024-11-28 03:54:00,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:54:00,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:54:00,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:54:00,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:54:00,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,483 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:54:00,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,505 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:54:00,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:54:00,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:54:00,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:54:00,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (1/1) ... [2024-11-28 03:54:00,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:54:00,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:54:00,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:54:00,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:54:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:54:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:54:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:54:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:54:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:54:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:54:00,774 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:54:00,776 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:54:02,085 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-28 03:54:02,085 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:54:02,103 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:54:02,105 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:54:02,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:02 BoogieIcfgContainer [2024-11-28 03:54:02,107 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:54:02,110 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:54:02,111 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:54:02,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:54:02,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:53:59" (1/3) ... [2024-11-28 03:54:02,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75acaadb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:54:02, skipping insertion in model container [2024-11-28 03:54:02,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:54:00" (2/3) ... [2024-11-28 03:54:02,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75acaadb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:54:02, skipping insertion in model container [2024-11-28 03:54:02,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:02" (3/3) ... [2024-11-28 03:54:02,122 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-28 03:54:02,143 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:54:02,145 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i that has 2 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:54:02,238 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:54:02,251 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;@4b6cd569, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:54:02,252 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:54:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 03:54:02,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 03:54:02,277 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:54:02,278 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:54:02,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:54:02,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:54:02,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1783273033, now seen corresponding path program 1 times [2024-11-28 03:54:02,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:54:02,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [346328136] [2024-11-28 03:54:02,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:02,296 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:02,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:54:02,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:54:02,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 03:54:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:02,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:54:02,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:54:02,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 610 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-11-28 03:54:02,724 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:54:02,725 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:54:02,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [346328136] [2024-11-28 03:54:02,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [346328136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:54:02,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:54:02,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:54:02,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099886365] [2024-11-28 03:54:02,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:54:02,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:54:02,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:54:02,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:54:02,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:54:02,761 INFO L87 Difference]: Start difference. First operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-28 03:54:02,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:54:02,802 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-11-28 03:54:02,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:54:02,804 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 186 [2024-11-28 03:54:02,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:54:02,812 INFO L225 Difference]: With dead ends: 155 [2024-11-28 03:54:02,812 INFO L226 Difference]: Without dead ends: 77 [2024-11-28 03:54:02,817 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:54:02,821 INFO L435 NwaCegarLoop]: 117 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, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:54:02,822 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:54:02,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-28 03:54:02,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-28 03:54:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 03:54:02,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2024-11-28 03:54:02,886 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 186 [2024-11-28 03:54:02,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:54:02,886 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2024-11-28 03:54:02,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-28 03:54:02,887 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2024-11-28 03:54:02,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-28 03:54:02,893 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:54:02,893 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:54:02,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-28 03:54:03,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:03,094 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:54:03,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:54:03,095 INFO L85 PathProgramCache]: Analyzing trace with hash -579856256, now seen corresponding path program 1 times [2024-11-28 03:54:03,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:54:03,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901595541] [2024-11-28 03:54:03,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:03,097 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:03,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:54:03,101 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:54:03,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 03:54:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:03,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:54:03,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:54:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 279 proven. 159 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2024-11-28 03:54:06,061 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:54:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 9 proven. 162 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-28 03:54:07,593 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:54:07,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901595541] [2024-11-28 03:54:07,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [901595541] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:54:07,593 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:54:07,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2024-11-28 03:54:07,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879859407] [2024-11-28 03:54:07,594 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:54:07,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 03:54:07,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:54:07,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 03:54:07,598 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:54:07,599 INFO L87 Difference]: Start difference. First operand 77 states and 117 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 states have internal predecessors, (58), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-28 03:54:09,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:54:09,759 INFO L93 Difference]: Finished difference Result 177 states and 256 transitions. [2024-11-28 03:54:09,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 03:54:09,760 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 states have internal predecessors, (58), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 187 [2024-11-28 03:54:09,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:54:09,763 INFO L225 Difference]: With dead ends: 177 [2024-11-28 03:54:09,764 INFO L226 Difference]: Without dead ends: 103 [2024-11-28 03:54:09,765 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 359 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:54:09,766 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 133 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:54:09,767 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 296 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 03:54:09,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-28 03:54:09,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 89. [2024-11-28 03:54:09,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.1454545454545455) internal successors, (63), 55 states have internal predecessors, (63), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 03:54:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 123 transitions. [2024-11-28 03:54:09,792 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 123 transitions. Word has length 187 [2024-11-28 03:54:09,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:54:09,794 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 123 transitions. [2024-11-28 03:54:09,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 states have internal predecessors, (58), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-28 03:54:09,795 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2024-11-28 03:54:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:54:09,799 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:54:09,799 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:54:09,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 03:54:09,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:10,000 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:54:10,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:54:10,001 INFO L85 PathProgramCache]: Analyzing trace with hash 407642383, now seen corresponding path program 1 times [2024-11-28 03:54:10,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:54:10,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1477902817] [2024-11-28 03:54:10,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:10,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:10,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:54:10,006 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:54:10,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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 03:54:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:10,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:54:10,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:54:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:54:11,337 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:54:11,337 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:54:11,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1477902817] [2024-11-28 03:54:11,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1477902817] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:54:11,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:54:11,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:54:11,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760362511] [2024-11-28 03:54:11,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:54:11,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:54:11,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:54:11,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:54:11,341 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:54:11,341 INFO L87 Difference]: Start difference. First operand 89 states and 123 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:54:12,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:54:12,671 INFO L93 Difference]: Finished difference Result 254 states and 353 transitions. [2024-11-28 03:54:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:54:12,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2024-11-28 03:54:12,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:54:12,676 INFO L225 Difference]: With dead ends: 254 [2024-11-28 03:54:12,676 INFO L226 Difference]: Without dead ends: 168 [2024-11-28 03:54:12,677 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:54:12,679 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 132 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:54:12,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 292 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:54:12,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-28 03:54:12,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 166. [2024-11-28 03:54:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 99 states have (on average 1.1111111111111112) internal successors, (110), 99 states have internal predecessors, (110), 60 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-28 03:54:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 230 transitions. [2024-11-28 03:54:12,722 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 230 transitions. Word has length 188 [2024-11-28 03:54:12,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:54:12,723 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 230 transitions. [2024-11-28 03:54:12,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:54:12,724 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 230 transitions. [2024-11-28 03:54:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:54:12,727 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:54:12,728 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:54:12,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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 03:54:12,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:12,928 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:54:12,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:54:12,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1087700753, now seen corresponding path program 1 times [2024-11-28 03:54:12,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:54:12,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1732469272] [2024-11-28 03:54:12,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:12,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:12,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:54:12,934 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:54:12,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 03:54:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:13,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:54:13,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:54:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 717 proven. 63 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2024-11-28 03:54:16,309 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:54:16,660 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:54:16,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1732469272] [2024-11-28 03:54:16,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1732469272] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:54:16,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1399255219] [2024-11-28 03:54:16,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:16,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:54:16,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:54:16,666 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:54:16,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-28 03:54:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:17,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:54:17,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:54:20,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 818 proven. 117 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-28 03:54:20,416 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:54:21,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1399255219] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:54:21,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:54:21,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2024-11-28 03:54:21,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192189235] [2024-11-28 03:54:21,021 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:54:21,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 03:54:21,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:54:21,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 03:54:21,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:54:21,024 INFO L87 Difference]: Start difference. First operand 166 states and 230 transitions. Second operand has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 16 states have internal predecessors, (89), 5 states have call successors, (60), 5 states have call predecessors, (60), 8 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2024-11-28 03:54:27,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:54:27,894 INFO L93 Difference]: Finished difference Result 451 states and 605 transitions. [2024-11-28 03:54:27,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:54:27,896 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 16 states have internal predecessors, (89), 5 states have call successors, (60), 5 states have call predecessors, (60), 8 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) Word has length 188 [2024-11-28 03:54:27,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:54:27,901 INFO L225 Difference]: With dead ends: 451 [2024-11-28 03:54:27,902 INFO L226 Difference]: Without dead ends: 288 [2024-11-28 03:54:27,904 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2024-11-28 03:54:27,905 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 304 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:54:27,906 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 533 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 03:54:27,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-11-28 03:54:27,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 268. [2024-11-28 03:54:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 162 states have (on average 1.0925925925925926) internal successors, (177), 162 states have internal predecessors, (177), 90 states have call successors, (90), 15 states have call predecessors, (90), 15 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2024-11-28 03:54:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 357 transitions. [2024-11-28 03:54:28,002 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 357 transitions. Word has length 188 [2024-11-28 03:54:28,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:54:28,003 INFO L471 AbstractCegarLoop]: Abstraction has 268 states and 357 transitions. [2024-11-28 03:54:28,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 16 states have internal predecessors, (89), 5 states have call successors, (60), 5 states have call predecessors, (60), 8 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2024-11-28 03:54:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 357 transitions. [2024-11-28 03:54:28,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 03:54:28,007 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:54:28,007 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:54:28,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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)] Ended with exit code 0 [2024-11-28 03:54:28,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-28 03:54:28,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 03:54:28,412 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:54:28,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:54:28,413 INFO L85 PathProgramCache]: Analyzing trace with hash 500894739, now seen corresponding path program 1 times [2024-11-28 03:54:28,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:54:28,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [959937854] [2024-11-28 03:54:28,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:28,414 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:28,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:54:28,418 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:54:28,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-28 03:54:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:28,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:54:28,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:54:30,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-28 03:54:30,340 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:54:30,340 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:54:30,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [959937854] [2024-11-28 03:54:30,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [959937854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:54:30,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:54:30,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:54:30,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327046681] [2024-11-28 03:54:30,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:54:30,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:54:30,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:54:30,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:54:30,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:54:30,342 INFO L87 Difference]: Start difference. First operand 268 states and 357 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:54:31,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:54:31,873 INFO L93 Difference]: Finished difference Result 445 states and 590 transitions. [2024-11-28 03:54:31,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:54:31,887 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2024-11-28 03:54:31,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:54:31,890 INFO L225 Difference]: With dead ends: 445 [2024-11-28 03:54:31,890 INFO L226 Difference]: Without dead ends: 180 [2024-11-28 03:54:31,893 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:54:31,894 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 47 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:54:31,894 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 334 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 03:54:31,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-28 03:54:31,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2024-11-28 03:54:31,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 93 states have (on average 1.053763440860215) internal successors, (98), 93 states have internal predecessors, (98), 60 states have call successors, (60), 10 states have call predecessors, (60), 10 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-28 03:54:31,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 218 transitions. [2024-11-28 03:54:31,961 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 218 transitions. Word has length 188 [2024-11-28 03:54:31,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:54:31,962 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 218 transitions. [2024-11-28 03:54:31,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:54:31,963 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2024-11-28 03:54:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-28 03:54:31,966 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:54:31,966 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:54:31,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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)] Ended with exit code 0 [2024-11-28 03:54:32,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:32,170 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:54:32,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:54:32,171 INFO L85 PathProgramCache]: Analyzing trace with hash -518603425, now seen corresponding path program 1 times [2024-11-28 03:54:32,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:54:32,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512401707] [2024-11-28 03:54:32,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:54:32,172 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:54:32,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:54:32,174 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:54:32,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b097a251-d952-41f8-8ca5-f095a58ff4de/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 03:54:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:54:32,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 03:54:32,434 INFO L279 TraceCheckSpWp]: Computing forward predicates...