./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC --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-6497de0 [2024-11-23 22:38:35,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:38:35,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:38:35,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:38:35,497 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:38:35,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:38:35,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:38:35,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:38:35,536 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:38:35,536 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:38:35,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:38:35,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:38:35,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:38:35,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:38:35,538 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:38:35,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:38:35,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:38:35,538 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:38:35,538 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:38:35,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:38:35,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:38:35,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:38:35,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:38:35,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:38:35,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:38:35,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:38:35,540 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:38:35,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:38:35,540 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:38:35,540 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:38:35,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:38:35,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:38:35,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:38:35,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:38:35,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:38:35,542 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:38:35,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:38:35,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:38:35,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:38:35,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:38:35,543 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:38:35,544 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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 22:38:35,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:38:35,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:38:35,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:38:35,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:38:35,962 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:38:35,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-23 22:38:39,799 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/381e72a0f/9ffcd1b5d21a449eabad3028b69cd6a2/FLAGfc6c4ea86 [2024-11-23 22:38:40,170 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:38:40,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-23 22:38:40,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/381e72a0f/9ffcd1b5d21a449eabad3028b69cd6a2/FLAGfc6c4ea86 [2024-11-23 22:38:40,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/381e72a0f/9ffcd1b5d21a449eabad3028b69cd6a2 [2024-11-23 22:38:40,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:38:40,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:38:40,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:38:40,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:38:40,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:38:40,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c25b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40, skipping insertion in model container [2024-11-23 22:38:40,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:38:40,436 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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-23 22:38:40,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:38:40,592 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:38:40,609 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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-23 22:38:40,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:38:40,683 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:38:40,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40 WrapperNode [2024-11-23 22:38:40,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:38:40,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:38:40,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:38:40,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:38:40,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,780 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2024-11-23 22:38:40,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:38:40,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:38:40,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:38:40,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:38:40,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,805 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,839 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]. [2024-11-23 22:38:40,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,855 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:38:40,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:38:40,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:38:40,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:38:40,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (1/1) ... [2024-11-23 22:38:40,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:38:40,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:38:40,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:38:40,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:38:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:38:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:38:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:38:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:38:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:38:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:38:41,091 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:38:41,092 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:38:41,731 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-23 22:38:41,731 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:38:41,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:38:41,755 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:38:41,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:38:41 BoogieIcfgContainer [2024-11-23 22:38:41,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:38:41,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:38:41,760 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:38:41,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:38:41,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:38:40" (1/3) ... [2024-11-23 22:38:41,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c068d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:38:41, skipping insertion in model container [2024-11-23 22:38:41,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:40" (2/3) ... [2024-11-23 22:38:41,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c068d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:38:41, skipping insertion in model container [2024-11-23 22:38:41,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:38:41" (3/3) ... [2024-11-23 22:38:41,774 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-23 22:38:41,797 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:38:41,801 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. [2024-11-23 22:38:41,896 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:38:41,912 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;@5cc444d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:38:41,912 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:38:41,917 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) [2024-11-23 22:38:41,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-23 22:38:41,937 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:38:41,938 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] [2024-11-23 22:38:41,939 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:38:41,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:38:41,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1783273033, now seen corresponding path program 1 times [2024-11-23 22:38:41,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:38:41,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399757046] [2024-11-23 22:38:41,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:38:41,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:38:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:38:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-23 22:38:42,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:38:42,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399757046] [2024-11-23 22:38:42,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399757046] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:38:42,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359473762] [2024-11-23 22:38:42,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:38:42,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:38:42,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:38:42,582 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:38:42,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:38:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:38:42,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:38:42,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:38:42,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-23 22:38:42,995 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:38:42,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359473762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:38:42,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:38:42,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:38:43,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974204623] [2024-11-23 22:38:43,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:38:43,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:38:43,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:38:43,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:38:43,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:38:43,038 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) [2024-11-23 22:38:43,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:38:43,071 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-11-23 22:38:43,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:38:43,073 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 [2024-11-23 22:38:43,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:38:43,080 INFO L225 Difference]: With dead ends: 155 [2024-11-23 22:38:43,080 INFO L226 Difference]: Without dead ends: 77 [2024-11-23 22:38:43,084 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 [2024-11-23 22:38:43,088 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 [2024-11-23 22:38:43,089 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] [2024-11-23 22:38:43,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-23 22:38:43,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-23 22:38:43,132 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) [2024-11-23 22:38:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2024-11-23 22:38:43,140 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 186 [2024-11-23 22:38:43,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:38:43,141 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2024-11-23 22:38:43,141 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) [2024-11-23 22:38:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2024-11-23 22:38:43,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-23 22:38:43,148 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:38:43,149 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] [2024-11-23 22:38:43,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:38:43,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:38:43,353 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:38:43,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:38:43,354 INFO L85 PathProgramCache]: Analyzing trace with hash -579856256, now seen corresponding path program 1 times [2024-11-23 22:38:43,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:38:43,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135059059] [2024-11-23 22:38:43,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:38:43,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:38:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:38:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:38:45,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:38:45,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135059059] [2024-11-23 22:38:45,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135059059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:38:45,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:38:45,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:38:45,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178193373] [2024-11-23 22:38:45,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:38:45,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:38:45,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:38:45,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:38:45,550 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:38:45,550 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) [2024-11-23 22:38:45,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:38:45,778 INFO L93 Difference]: Finished difference Result 179 states and 266 transitions. [2024-11-23 22:38:45,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:38:45,779 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 [2024-11-23 22:38:45,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:38:45,782 INFO L225 Difference]: With dead ends: 179 [2024-11-23 22:38:45,782 INFO L226 Difference]: Without dead ends: 105 [2024-11-23 22:38:45,783 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 [2024-11-23 22:38:45,784 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 [2024-11-23 22:38:45,785 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] [2024-11-23 22:38:45,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-23 22:38:45,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 87. [2024-11-23 22:38:45,799 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) [2024-11-23 22:38:45,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 132 transitions. [2024-11-23 22:38:45,802 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 132 transitions. Word has length 187 [2024-11-23 22:38:45,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:38:45,804 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 132 transitions. [2024-11-23 22:38:45,805 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) [2024-11-23 22:38:45,805 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-23 22:38:45,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-23 22:38:45,809 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:38:45,809 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] [2024-11-23 22:38:45,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:38:45,810 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:38:45,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:38:45,811 INFO L85 PathProgramCache]: Analyzing trace with hash -578009214, now seen corresponding path program 1 times [2024-11-23 22:38:45,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:38:45,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475898412] [2024-11-23 22:38:45,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:38:45,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:38:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:38:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:38:54,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:38:54,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475898412] [2024-11-23 22:38:54,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475898412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:38:54,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:38:54,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 22:38:54,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045401935] [2024-11-23 22:38:54,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:38:54,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:38:54,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:38:54,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:38:54,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:38:54,522 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) [2024-11-23 22:38:58,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:38:58,715 INFO L93 Difference]: Finished difference Result 329 states and 488 transitions. [2024-11-23 22:38:58,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 22:38:58,716 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 [2024-11-23 22:38:58,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:38:58,724 INFO L225 Difference]: With dead ends: 329 [2024-11-23 22:38:58,724 INFO L226 Difference]: Without dead ends: 245 [2024-11-23 22:38:58,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2024-11-23 22:38:58,729 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 151 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:38:58,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 601 Invalid, 551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-23 22:38:58,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-23 22:38:58,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 208. [2024-11-23 22:38:58,805 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) [2024-11-23 22:38:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 310 transitions. [2024-11-23 22:38:58,814 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 310 transitions. Word has length 187 [2024-11-23 22:38:58,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:38:58,815 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 310 transitions. [2024-11-23 22:38:58,815 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) [2024-11-23 22:38:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 310 transitions. [2024-11-23 22:38:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-23 22:38:58,824 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:38:58,824 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] [2024-11-23 22:38:58,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:38:58,825 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:38:58,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:38:58,825 INFO L85 PathProgramCache]: Analyzing trace with hash -319843776, now seen corresponding path program 1 times [2024-11-23 22:38:58,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:38:58,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692546925] [2024-11-23 22:38:58,827 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:38:58,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:38:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:38:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:38:59,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:38:59,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692546925] [2024-11-23 22:38:59,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692546925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:38:59,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:38:59,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:38:59,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276344246] [2024-11-23 22:38:59,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:38:59,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:38:59,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:38:59,256 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:38:59,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:38:59,257 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) [2024-11-23 22:38:59,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:38:59,379 INFO L93 Difference]: Finished difference Result 510 states and 762 transitions. [2024-11-23 22:38:59,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:38:59,380 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 [2024-11-23 22:38:59,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:38:59,387 INFO L225 Difference]: With dead ends: 510 [2024-11-23 22:38:59,388 INFO L226 Difference]: Without dead ends: 305 [2024-11-23 22:38:59,389 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 [2024-11-23 22:38:59,391 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 [2024-11-23 22:38:59,394 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] [2024-11-23 22:38:59,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-11-23 22:38:59,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 303. [2024-11-23 22:38:59,493 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) [2024-11-23 22:38:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 452 transitions. [2024-11-23 22:38:59,502 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 452 transitions. Word has length 187 [2024-11-23 22:38:59,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:38:59,503 INFO L471 AbstractCegarLoop]: Abstraction has 303 states and 452 transitions. [2024-11-23 22:38:59,504 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) [2024-11-23 22:38:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 452 transitions. [2024-11-23 22:38:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:38:59,510 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:38:59,510 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] [2024-11-23 22:38:59,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:38:59,511 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:38:59,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:38:59,512 INFO L85 PathProgramCache]: Analyzing trace with hash 407642383, now seen corresponding path program 1 times [2024-11-23 22:38:59,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:38:59,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062536400] [2024-11-23 22:38:59,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:38:59,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:38:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:38:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:38:59,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:38:59,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062536400] [2024-11-23 22:38:59,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062536400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:38:59,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:38:59,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:38:59,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792562978] [2024-11-23 22:38:59,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:38:59,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:38:59,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:38:59,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:38:59,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:38:59,841 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) [2024-11-23 22:39:00,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:00,252 INFO L93 Difference]: Finished difference Result 669 states and 999 transitions. [2024-11-23 22:39:00,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:39:00,253 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 [2024-11-23 22:39:00,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:00,258 INFO L225 Difference]: With dead ends: 669 [2024-11-23 22:39:00,258 INFO L226 Difference]: Without dead ends: 464 [2024-11-23 22:39:00,259 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 [2024-11-23 22:39:00,260 INFO L435 NwaCegarLoop]: 202 mSDtfsCounter, 123 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 [2024-11-23 22:39:00,261 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] [2024-11-23 22:39:00,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2024-11-23 22:39:00,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 453. [2024-11-23 22:39:00,363 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) [2024-11-23 22:39:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 674 transitions. [2024-11-23 22:39:00,370 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 674 transitions. Word has length 188 [2024-11-23 22:39:00,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:00,372 INFO L471 AbstractCegarLoop]: Abstraction has 453 states and 674 transitions. [2024-11-23 22:39:00,372 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) [2024-11-23 22:39:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 674 transitions. [2024-11-23 22:39:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:39:00,375 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:00,375 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] [2024-11-23 22:39:00,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:39:00,376 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:00,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:00,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1087700753, now seen corresponding path program 1 times [2024-11-23 22:39:00,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:00,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944870281] [2024-11-23 22:39:00,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:00,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 24 proven. 63 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-23 22:39:02,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:02,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944870281] [2024-11-23 22:39:02,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944870281] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:39:02,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415706043] [2024-11-23 22:39:02,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:02,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:39:02,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:39:02,810 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:39:02,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:39:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:03,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-23 22:39:03,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 740 proven. 120 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2024-11-23 22:39:05,621 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:39:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 48 proven. 123 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-23 22:39:07,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415706043] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:39:07,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:39:07,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 11] total 27 [2024-11-23 22:39:07,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050219390] [2024-11-23 22:39:07,400 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:39:07,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-23 22:39:07,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:07,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-23 22:39:07,404 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=540, Unknown=0, NotChecked=0, Total=702 [2024-11-23 22:39:07,404 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) [2024-11-23 22:39:18,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:18,222 INFO L93 Difference]: Finished difference Result 1617 states and 2329 transitions. [2024-11-23 22:39:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-23 22:39:18,224 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 [2024-11-23 22:39:18,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:18,241 INFO L225 Difference]: With dead ends: 1617 [2024-11-23 22:39:18,241 INFO L226 Difference]: Without dead ends: 1262 [2024-11-23 22:39:18,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4101 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=2419, Invalid=9137, Unknown=0, NotChecked=0, Total=11556 [2024-11-23 22:39:18,252 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 1669 mSDsluCounter, 1210 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 1472 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1688 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 3751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1472 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:18,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1688 Valid, 1337 Invalid, 3751 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1472 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-23 22:39:18,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2024-11-23 22:39:18,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 943. [2024-11-23 22:39:18,561 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) [2024-11-23 22:39:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1370 transitions. [2024-11-23 22:39:18,582 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1370 transitions. Word has length 188 [2024-11-23 22:39:18,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:18,583 INFO L471 AbstractCegarLoop]: Abstraction has 943 states and 1370 transitions. [2024-11-23 22:39:18,583 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) [2024-11-23 22:39:18,583 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1370 transitions. [2024-11-23 22:39:18,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:39:18,587 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:18,587 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] [2024-11-23 22:39:18,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 22:39:18,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-23 22:39:18,788 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:18,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:18,789 INFO L85 PathProgramCache]: Analyzing trace with hash 498643504, now seen corresponding path program 1 times [2024-11-23 22:39:18,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:18,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827613881] [2024-11-23 22:39:18,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:18,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-23 22:39:19,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:19,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827613881] [2024-11-23 22:39:19,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827613881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:39:19,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969422861] [2024-11-23 22:39:19,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:19,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:39:19,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:39:19,333 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:39:19,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 22:39:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:19,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-23 22:39:19,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 143 proven. 84 refuted. 0 times theorem prover too weak. 1513 trivial. 0 not checked. [2024-11-23 22:39:20,064 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:39:20,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-23 22:39:20,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969422861] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:39:20,497 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:39:20,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-23 22:39:20,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991634483] [2024-11-23 22:39:20,498 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:39:20,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-23 22:39:20,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:20,501 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-23 22:39:20,501 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:39:20,502 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) [2024-11-23 22:39:21,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:21,764 INFO L93 Difference]: Finished difference Result 2836 states and 4010 transitions. [2024-11-23 22:39:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-23 22:39:21,765 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 [2024-11-23 22:39:21,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:21,795 INFO L225 Difference]: With dead ends: 2836 [2024-11-23 22:39:21,795 INFO L226 Difference]: Without dead ends: 1959 [2024-11-23 22:39:21,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 369 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-11-23 22:39:21,801 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 [2024-11-23 22:39:21,802 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] [2024-11-23 22:39:21,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2024-11-23 22:39:22,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1576. [2024-11-23 22:39:22,273 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) [2024-11-23 22:39:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 2271 transitions. [2024-11-23 22:39:22,317 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 2271 transitions. Word has length 188 [2024-11-23 22:39:22,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:22,318 INFO L471 AbstractCegarLoop]: Abstraction has 1576 states and 2271 transitions. [2024-11-23 22:39:22,319 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) [2024-11-23 22:39:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2271 transitions. [2024-11-23 22:39:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:39:22,322 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:22,322 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] [2024-11-23 22:39:22,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-23 22:39:22,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:39:22,523 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:22,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:22,524 INFO L85 PathProgramCache]: Analyzing trace with hash 500490546, now seen corresponding path program 1 times [2024-11-23 22:39:22,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:22,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978402986] [2024-11-23 22:39:22,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:22,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:39:22,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:22,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978402986] [2024-11-23 22:39:22,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978402986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:22,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:22,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:22,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682114239] [2024-11-23 22:39:22,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:22,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:22,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:22,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:22,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:22,746 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) [2024-11-23 22:39:23,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:23,113 INFO L93 Difference]: Finished difference Result 3147 states and 4558 transitions. [2024-11-23 22:39:23,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:23,115 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 [2024-11-23 22:39:23,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:23,154 INFO L225 Difference]: With dead ends: 3147 [2024-11-23 22:39:23,155 INFO L226 Difference]: Without dead ends: 1530 [2024-11-23 22:39:23,161 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 [2024-11-23 22:39:23,162 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 [2024-11-23 22:39:23,163 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] [2024-11-23 22:39:23,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2024-11-23 22:39:23,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1528. [2024-11-23 22:39:23,545 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) [2024-11-23 22:39:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2214 transitions. [2024-11-23 22:39:23,562 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2214 transitions. Word has length 188 [2024-11-23 22:39:23,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:23,563 INFO L471 AbstractCegarLoop]: Abstraction has 1528 states and 2214 transitions. [2024-11-23 22:39:23,563 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) [2024-11-23 22:39:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2214 transitions. [2024-11-23 22:39:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:39:23,567 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:23,567 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] [2024-11-23 22:39:23,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 22:39:23,568 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:23,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:23,568 INFO L85 PathProgramCache]: Analyzing trace with hash 537976983, now seen corresponding path program 1 times [2024-11-23 22:39:23,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:23,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793133176] [2024-11-23 22:39:23,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:23,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:23,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:39:23,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:23,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793133176] [2024-11-23 22:39:23,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793133176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:23,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:23,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:39:23,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166675146] [2024-11-23 22:39:23,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:23,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:39:23,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:23,953 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:39:23,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:39:23,954 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) [2024-11-23 22:39:24,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:24,560 INFO L93 Difference]: Finished difference Result 2235 states and 3257 transitions. [2024-11-23 22:39:24,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:24,561 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 [2024-11-23 22:39:24,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:24,575 INFO L225 Difference]: With dead ends: 2235 [2024-11-23 22:39:24,575 INFO L226 Difference]: Without dead ends: 1464 [2024-11-23 22:39:24,580 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 [2024-11-23 22:39:24,581 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:24,582 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 331 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:39:24,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1464 states. [2024-11-23 22:39:25,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1464 to 1456. [2024-11-23 22:39:25,172 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) [2024-11-23 22:39:25,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2113 transitions. [2024-11-23 22:39:25,195 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2113 transitions. Word has length 188 [2024-11-23 22:39:25,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:25,196 INFO L471 AbstractCegarLoop]: Abstraction has 1456 states and 2113 transitions. [2024-11-23 22:39:25,196 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) [2024-11-23 22:39:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2113 transitions. [2024-11-23 22:39:25,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-23 22:39:25,203 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:25,204 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] [2024-11-23 22:39:25,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 22:39:25,204 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:25,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:25,205 INFO L85 PathProgramCache]: Analyzing trace with hash -518603425, now seen corresponding path program 1 times [2024-11-23 22:39:25,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:25,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603386965] [2024-11-23 22:39:25,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:25,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:39:25,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1807818234] [2024-11-23 22:39:25,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:25,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:39:25,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:39:25,395 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:39:25,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 22:39:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:39:25,605 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:39:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:39:25,934 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:39:25,934 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:39:25,936 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:39:25,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-23 22:39:26,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-23 22:39:26,143 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:26,375 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:39:26,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:39:26 BoogieIcfgContainer [2024-11-23 22:39:26,379 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:39:26,380 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:39:26,380 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:39:26,381 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:39:26,382 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:38:41" (3/4) ... [2024-11-23 22:39:26,386 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:39:26,388 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:39:26,389 INFO L158 Benchmark]: Toolchain (without parser) took 46184.57ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 92.4MB in the beginning and 234.6MB in the end (delta: -142.2MB). Peak memory consumption was 243.6MB. Max. memory is 16.1GB. [2024-11-23 22:39:26,390 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:39:26,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.75ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:39:26,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.35ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:39:26,392 INFO L158 Benchmark]: Boogie Preprocessor took 105.58ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 70.6MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:39:26,393 INFO L158 Benchmark]: RCFGBuilder took 869.13ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 48.1MB in the end (delta: 22.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:39:26,393 INFO L158 Benchmark]: TraceAbstraction took 44619.89ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 47.4MB in the beginning and 234.7MB in the end (delta: -187.2MB). Peak memory consumption was 201.7MB. Max. memory is 16.1GB. [2024-11-23 22:39:26,393 INFO L158 Benchmark]: Witness Printer took 7.67ms. Allocated memory is still 503.3MB. Free memory was 234.7MB in the beginning and 234.6MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:39:26,395 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.75ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.35ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 105.58ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 70.6MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 869.13ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 48.1MB in the end (delta: 22.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 44619.89ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 47.4MB in the beginning and 234.7MB in the end (delta: -187.2MB). Peak memory consumption was 201.7MB. Max. memory is 16.1GB. * Witness Printer took 7.67ms. Allocated memory is still 503.3MB. Free memory was 234.7MB in the beginning and 234.6MB in the end (delta: 78.3kB). 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 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 167. 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: 44.3s, OverallIterations: 10, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 18.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2411 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2362 mSDsluCounter, 4204 SdHoareTripleChecker+Invalid, 7.7s 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, 9.5s 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: 2.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 780 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 19.8s 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 [2024-11-23 22:39:26,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC --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-6497de0 [2024-11-23 22:39:30,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:39:30,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:39:30,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:39:30,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:39:30,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:39:30,242 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:39:30,243 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:39:30,243 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:39:30,244 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:39:30,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:39:30,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:39:30,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:39:30,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:39:30,246 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:39:30,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:39:30,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:39:30,249 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:39:30,250 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:39:30,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:39:30,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:39:30,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:39:30,252 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:39:30,252 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:39:30,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:39:30,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:39:30,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:39:30,253 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:39:30,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:39:30,254 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:39:30,254 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:39:30,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:39:30,255 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:39:30,255 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:39:30,255 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:39:30,255 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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 22:39:30,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:39:30,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:39:30,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:39:30,717 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:39:30,718 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:39:30,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-23 22:39:34,742 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/0a9539f59/e1ba2efbf7d244028216e2c42d1647f6/FLAGf9ac0864f [2024-11-23 22:39:35,173 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:39:35,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-23 22:39:35,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/0a9539f59/e1ba2efbf7d244028216e2c42d1647f6/FLAGf9ac0864f [2024-11-23 22:39:35,371 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/data/0a9539f59/e1ba2efbf7d244028216e2c42d1647f6 [2024-11-23 22:39:35,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:39:35,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:39:35,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:39:35,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:39:35,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:39:35,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:39:35" (1/1) ... [2024-11-23 22:39:35,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339d3e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:35, skipping insertion in model container [2024-11-23 22:39:35,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:39:35" (1/1) ... [2024-11-23 22:39:35,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:39:35,698 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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-23 22:39:35,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:39:35,887 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:39:35,905 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_e0ed1fb4-6603-404d-a0be-519472ca7c8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2024-11-23 22:39:35,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:39:36,006 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:39:36,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36 WrapperNode [2024-11-23 22:39:36,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:39:36,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:39:36,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:39:36,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:39:36,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,045 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,100 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2024-11-23 22:39:36,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:39:36,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:39:36,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:39:36,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:39:36,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,135 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,169 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]. [2024-11-23 22:39:36,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,192 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:39:36,226 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:39:36,226 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:39:36,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:39:36,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (1/1) ... [2024-11-23 22:39:36,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:39:36,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:39:36,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:39:36,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:39:36,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:39:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:39:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:39:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:39:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:39:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:39:36,459 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:39:36,461 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:39:37,934 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-23 22:39:37,934 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:39:37,950 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:39:37,951 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:39:37,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:37 BoogieIcfgContainer [2024-11-23 22:39:37,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:39:37,957 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:39:37,957 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:39:37,964 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:39:37,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:39:35" (1/3) ... [2024-11-23 22:39:37,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:39:37, skipping insertion in model container [2024-11-23 22:39:37,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:36" (2/3) ... [2024-11-23 22:39:37,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:39:37, skipping insertion in model container [2024-11-23 22:39:37,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:37" (3/3) ... [2024-11-23 22:39:37,968 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2024-11-23 22:39:37,993 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:39:37,995 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. [2024-11-23 22:39:38,097 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:39:38,120 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;@484dac18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:39:38,121 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:39:38,127 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) [2024-11-23 22:39:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-23 22:39:38,152 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:38,154 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] [2024-11-23 22:39:38,155 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:38,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:38,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1783273033, now seen corresponding path program 1 times [2024-11-23 22:39:38,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:39:38,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1462767754] [2024-11-23 22:39:38,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:38,182 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 [2024-11-23 22:39:38,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:39:38,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:39:38,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:38,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:39:38,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:38,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 610 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-11-23 22:39:38,858 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:39:38,859 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:39:38,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1462767754] [2024-11-23 22:39:38,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1462767754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:38,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:38,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:39:38,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722397999] [2024-11-23 22:39:38,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:38,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:39:38,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:39:38,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:39:38,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:39:38,902 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) [2024-11-23 22:39:38,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:38,942 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-11-23 22:39:38,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:39:38,946 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 [2024-11-23 22:39:38,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:38,960 INFO L225 Difference]: With dead ends: 155 [2024-11-23 22:39:38,962 INFO L226 Difference]: Without dead ends: 77 [2024-11-23 22:39:38,968 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 [2024-11-23 22:39:38,976 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 [2024-11-23 22:39:38,978 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] [2024-11-23 22:39:39,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-23 22:39:39,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-23 22:39:39,043 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) [2024-11-23 22:39:39,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2024-11-23 22:39:39,054 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 186 [2024-11-23 22:39:39,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:39,054 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2024-11-23 22:39:39,055 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) [2024-11-23 22:39:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2024-11-23 22:39:39,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-23 22:39:39,061 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:39,062 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] [2024-11-23 22:39:39,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-23 22:39:39,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:39,263 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:39,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:39,264 INFO L85 PathProgramCache]: Analyzing trace with hash -579856256, now seen corresponding path program 1 times [2024-11-23 22:39:39,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:39:39,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2014162103] [2024-11-23 22:39:39,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:39,269 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 [2024-11-23 22:39:39,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:39:39,272 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:39:39,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:39,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-23 22:39:39,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 279 proven. 159 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2024-11-23 22:39:42,399 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:39:43,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 9 proven. 162 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-23 22:39:43,975 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:39:43,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2014162103] [2024-11-23 22:39:43,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2014162103] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:39:43,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:39:43,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2024-11-23 22:39:43,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279872401] [2024-11-23 22:39:43,994 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:39:43,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-23 22:39:43,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:39:43,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-23 22:39:43,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-23 22:39:43,999 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) [2024-11-23 22:39:46,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:46,049 INFO L93 Difference]: Finished difference Result 177 states and 256 transitions. [2024-11-23 22:39:46,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-23 22:39:46,050 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 [2024-11-23 22:39:46,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:46,054 INFO L225 Difference]: With dead ends: 177 [2024-11-23 22:39:46,054 INFO L226 Difference]: Without dead ends: 103 [2024-11-23 22:39:46,056 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 [2024-11-23 22:39:46,057 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 133 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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 [2024-11-23 22:39:46,058 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] [2024-11-23 22:39:46,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-23 22:39:46,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 89. [2024-11-23 22:39:46,082 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) [2024-11-23 22:39:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 123 transitions. [2024-11-23 22:39:46,086 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 123 transitions. Word has length 187 [2024-11-23 22:39:46,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:46,087 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 123 transitions. [2024-11-23 22:39:46,087 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) [2024-11-23 22:39:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2024-11-23 22:39:46,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:39:46,097 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:46,097 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] [2024-11-23 22:39:46,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:46,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:46,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:46,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:46,303 INFO L85 PathProgramCache]: Analyzing trace with hash 407642383, now seen corresponding path program 1 times [2024-11-23 22:39:46,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:39:46,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814615350] [2024-11-23 22:39:46,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:46,305 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 [2024-11-23 22:39:46,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:39:46,308 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:39:46,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:46,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:39:46,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:47,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:39:47,702 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:39:47,702 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:39:47,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1814615350] [2024-11-23 22:39:47,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1814615350] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:47,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:47,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:39:47,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325441856] [2024-11-23 22:39:47,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:47,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:39:47,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:39:47,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:39:47,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:39:47,709 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) [2024-11-23 22:39:49,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:49,040 INFO L93 Difference]: Finished difference Result 254 states and 353 transitions. [2024-11-23 22:39:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:39:49,041 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 [2024-11-23 22:39:49,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:49,044 INFO L225 Difference]: With dead ends: 254 [2024-11-23 22:39:49,045 INFO L226 Difference]: Without dead ends: 168 [2024-11-23 22:39:49,046 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 [2024-11-23 22:39:49,047 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 [2024-11-23 22:39:49,047 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] [2024-11-23 22:39:49,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-23 22:39:49,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 166. [2024-11-23 22:39:49,085 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) [2024-11-23 22:39:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 230 transitions. [2024-11-23 22:39:49,088 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 230 transitions. Word has length 188 [2024-11-23 22:39:49,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:49,090 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 230 transitions. [2024-11-23 22:39:49,090 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) [2024-11-23 22:39:49,090 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 230 transitions. [2024-11-23 22:39:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:39:49,094 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:49,094 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] [2024-11-23 22:39:49,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:49,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:49,295 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:49,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:49,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1087700753, now seen corresponding path program 1 times [2024-11-23 22:39:49,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:39:49,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [73788324] [2024-11-23 22:39:49,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:49,297 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 [2024-11-23 22:39:49,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:39:49,303 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:39:49,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:39:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:49,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:39:49,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:52,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 717 proven. 63 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2024-11-23 22:39:52,677 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:39:53,044 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:39:53,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [73788324] [2024-11-23 22:39:53,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [73788324] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:39:53,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1926551379] [2024-11-23 22:39:53,046 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:53,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:39:53,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:39:53,052 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:39:53,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-23 22:39:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:54,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-23 22:39:54,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 818 proven. 117 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-23 22:39:56,949 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:39:57,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1926551379] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:39:57,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:39:57,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2024-11-23 22:39:57,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468809675] [2024-11-23 22:39:57,647 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:39:57,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-23 22:39:57,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:39:57,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-23 22:39:57,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-23 22:39:57,651 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) [2024-11-23 22:40:05,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:40:05,916 INFO L93 Difference]: Finished difference Result 451 states and 605 transitions. [2024-11-23 22:40:05,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-23 22:40:05,920 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 [2024-11-23 22:40:05,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:40:05,927 INFO L225 Difference]: With dead ends: 451 [2024-11-23 22:40:05,927 INFO L226 Difference]: Without dead ends: 288 [2024-11-23 22:40:05,929 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2024-11-23 22:40:05,930 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 304 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s 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, 5.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:40:05,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 533 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-23 22:40:05,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-11-23 22:40:06,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 268. [2024-11-23 22:40:06,063 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) [2024-11-23 22:40:06,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 357 transitions. [2024-11-23 22:40:06,068 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 357 transitions. Word has length 188 [2024-11-23 22:40:06,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:40:06,072 INFO L471 AbstractCegarLoop]: Abstraction has 268 states and 357 transitions. [2024-11-23 22:40:06,072 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) [2024-11-23 22:40:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 357 transitions. [2024-11-23 22:40:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-23 22:40:06,078 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:40:06,079 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] [2024-11-23 22:40:06,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-23 22:40:06,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:40:06,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:40:06,480 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:40:06,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:40:06,481 INFO L85 PathProgramCache]: Analyzing trace with hash 500894739, now seen corresponding path program 1 times [2024-11-23 22:40:06,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:40:06,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [288439155] [2024-11-23 22:40:06,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:40:06,482 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 [2024-11-23 22:40:06,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:40:06,486 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:40:06,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:40:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:40:06,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:40:06,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:40:08,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-23 22:40:08,736 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:40:08,736 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:40:08,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [288439155] [2024-11-23 22:40:08,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [288439155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:40:08,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:40:08,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:40:08,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716213973] [2024-11-23 22:40:08,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:40:08,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:40:08,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:40:08,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:40:08,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:40:08,739 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) [2024-11-23 22:40:10,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:40:10,516 INFO L93 Difference]: Finished difference Result 445 states and 590 transitions. [2024-11-23 22:40:10,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:40:10,529 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 [2024-11-23 22:40:10,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:40:10,532 INFO L225 Difference]: With dead ends: 445 [2024-11-23 22:40:10,532 INFO L226 Difference]: Without dead ends: 180 [2024-11-23 22:40:10,534 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 [2024-11-23 22:40:10,536 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 47 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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, 1.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:40:10,538 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 334 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-23 22:40:10,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-23 22:40:10,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2024-11-23 22:40:10,616 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) [2024-11-23 22:40:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 218 transitions. [2024-11-23 22:40:10,619 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 218 transitions. Word has length 188 [2024-11-23 22:40:10,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:40:10,620 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 218 transitions. [2024-11-23 22:40:10,620 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) [2024-11-23 22:40:10,621 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2024-11-23 22:40:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-23 22:40:10,624 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:40:10,624 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] [2024-11-23 22:40:10,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:40:10,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:40:10,825 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:40:10,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:40:10,826 INFO L85 PathProgramCache]: Analyzing trace with hash -518603425, now seen corresponding path program 1 times [2024-11-23 22:40:10,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:40:10,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740606413] [2024-11-23 22:40:10,827 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:40:10,827 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 [2024-11-23 22:40:10,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:40:10,829 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:40:10,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ed1fb4-6603-404d-a0be-519472ca7c8b/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:40:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:40:11,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-23 22:40:11,137 INFO L279 TraceCheckSpWp]: Computing forward predicates...