./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.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_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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_28ddad92-bcfd-4abe-be24-999f4338de69/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 3ac81a8cacda8462923d09d15f8ac5e71885bebbafc1cfaa52b22f9f8f380889 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:19:28,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:19:28,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 01:19:28,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:19:28,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:19:28,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:19:28,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:19:28,542 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:19:28,542 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:19:28,543 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:19:28,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:19:28,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:19:28,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:19:28,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:19:28,544 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:19:28,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:19:28,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:19:28,544 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:19:28,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:19:28,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:19:28,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:19:28,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:19:28,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:19:28,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:19:28,545 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:19:28,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:19:28,546 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:19:28,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:19:28,546 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:19:28,546 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:19:28,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:19:28,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:19:28,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:19:28,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:19:28,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:19:28,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:19:28,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:19:28,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:19:28,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:19:28,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:19:28,552 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:19:28,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:19:28,552 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:19:28,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:19:28,553 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:19:28,553 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:19:28,553 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:19:28,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:19:28,553 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_28ddad92-bcfd-4abe-be24-999f4338de69/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 -> 3ac81a8cacda8462923d09d15f8ac5e71885bebbafc1cfaa52b22f9f8f380889 [2024-11-24 01:19:28,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:19:28,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:19:28,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:19:28,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:19:28,964 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:19:28,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i [2024-11-24 01:19:32,344 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/7e0ff1323/78b93a076529478db00679a5eb2e6bd3/FLAG611d540e9 [2024-11-24 01:19:32,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:19:32,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i [2024-11-24 01:19:32,832 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/7e0ff1323/78b93a076529478db00679a5eb2e6bd3/FLAG611d540e9 [2024-11-24 01:19:32,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/7e0ff1323/78b93a076529478db00679a5eb2e6bd3 [2024-11-24 01:19:32,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:19:32,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:19:32,925 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:19:32,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:19:32,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:19:32,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:19:32" (1/1) ... [2024-11-24 01:19:32,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2daeeab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:32, skipping insertion in model container [2024-11-24 01:19:32,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:19:32" (1/1) ... [2024-11-24 01:19:32,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:19:33,152 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_28ddad92-bcfd-4abe-be24-999f4338de69/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i[919,932] [2024-11-24 01:19:33,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:19:33,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:19:33,281 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_28ddad92-bcfd-4abe-be24-999f4338de69/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i[919,932] [2024-11-24 01:19:33,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:19:33,362 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:19:33,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33 WrapperNode [2024-11-24 01:19:33,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:19:33,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:19:33,366 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:19:33,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:19:33,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,463 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2024-11-24 01:19:33,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:19:33,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:19:33,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:19:33,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:19:33,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,481 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,515 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]. [2024-11-24 01:19:33,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,539 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:19:33,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:19:33,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:19:33,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:19:33,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (1/1) ... [2024-11-24 01:19:33,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:19:33,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:19:33,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:19:33,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:19:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:19:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:19:33,666 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:19:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:19:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:19:33,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:19:33,792 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:19:33,794 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:19:34,457 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-24 01:19:34,457 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:19:34,480 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:19:34,480 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:19:34,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:19:34 BoogieIcfgContainer [2024-11-24 01:19:34,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:19:34,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:19:34,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:19:34,495 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:19:34,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:19:32" (1/3) ... [2024-11-24 01:19:34,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68573331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:19:34, skipping insertion in model container [2024-11-24 01:19:34,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:19:33" (2/3) ... [2024-11-24 01:19:34,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68573331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:19:34, skipping insertion in model container [2024-11-24 01:19:34,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:19:34" (3/3) ... [2024-11-24 01:19:34,500 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i [2024-11-24 01:19:34,521 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:19:34,525 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i that has 2 procedures, 109 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:19:34,603 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:19:34,623 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;@5d371f90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:19:34,623 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:19:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 77 states have (on average 1.5194805194805194) internal successors, (117), 78 states have internal predecessors, (117), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-24 01:19:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 01:19:34,648 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:34,649 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:34,650 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:34,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:34,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1214473304, now seen corresponding path program 1 times [2024-11-24 01:19:34,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:34,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383255955] [2024-11-24 01:19:34,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:34,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2024-11-24 01:19:35,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:35,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383255955] [2024-11-24 01:19:35,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383255955] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:19:35,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138764068] [2024-11-24 01:19:35,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:35,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:19:35,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:19:35,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:19:35,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:19:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:35,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:19:35,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:19:35,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2024-11-24 01:19:35,640 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:19:35,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138764068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:35,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:19:35,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:19:35,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477566583] [2024-11-24 01:19:35,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:35,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:19:35,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:35,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:19:35,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:19:35,682 INFO L87 Difference]: Start difference. First operand has 109 states, 77 states have (on average 1.5194805194805194) internal successors, (117), 78 states have internal predecessors, (117), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-24 01:19:35,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:35,742 INFO L93 Difference]: Finished difference Result 211 states and 373 transitions. [2024-11-24 01:19:35,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:19:35,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 190 [2024-11-24 01:19:35,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:35,756 INFO L225 Difference]: With dead ends: 211 [2024-11-24 01:19:35,757 INFO L226 Difference]: Without dead ends: 105 [2024-11-24 01:19:35,763 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:19:35,767 INFO L435 NwaCegarLoop]: 168 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, 168 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 [2024-11-24 01:19:35,768 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:19:35,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-24 01:19:35,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-24 01:19:35,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 74 states have (on average 1.4864864864864864) internal successors, (110), 74 states have internal predecessors, (110), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-24 01:19:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 168 transitions. [2024-11-24 01:19:35,825 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 168 transitions. Word has length 190 [2024-11-24 01:19:35,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:35,826 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 168 transitions. [2024-11-24 01:19:35,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-24 01:19:35,826 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2024-11-24 01:19:35,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 01:19:35,830 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:35,831 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:35,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 01:19:36,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 01:19:36,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:36,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:36,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1214604510, now seen corresponding path program 1 times [2024-11-24 01:19:36,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:36,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448288218] [2024-11-24 01:19:36,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:36,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:36,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:36,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:36,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448288218] [2024-11-24 01:19:36,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448288218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:36,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:36,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:19:36,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698156660] [2024-11-24 01:19:36,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:36,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:19:36,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:36,461 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:19:36,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:36,465 INFO L87 Difference]: Start difference. First operand 105 states and 168 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:36,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:36,626 INFO L93 Difference]: Finished difference Result 309 states and 498 transitions. [2024-11-24 01:19:36,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:19:36,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2024-11-24 01:19:36,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:36,631 INFO L225 Difference]: With dead ends: 309 [2024-11-24 01:19:36,633 INFO L226 Difference]: Without dead ends: 207 [2024-11-24 01:19:36,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:36,637 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 98 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:36,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 301 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:19:36,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-24 01:19:36,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 204. [2024-11-24 01:19:36,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 143 states have (on average 1.4825174825174825) internal successors, (212), 143 states have internal predecessors, (212), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-24 01:19:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 328 transitions. [2024-11-24 01:19:36,703 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 328 transitions. Word has length 190 [2024-11-24 01:19:36,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:36,707 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 328 transitions. [2024-11-24 01:19:36,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 328 transitions. [2024-11-24 01:19:36,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 01:19:36,711 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:36,712 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:36,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:19:36,716 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:36,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:36,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1009475584, now seen corresponding path program 1 times [2024-11-24 01:19:36,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:36,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887727049] [2024-11-24 01:19:36,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:36,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:37,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:37,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887727049] [2024-11-24 01:19:37,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887727049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:37,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:37,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:19:37,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441163806] [2024-11-24 01:19:37,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:37,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:19:37,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:37,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:19:37,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:19:37,249 INFO L87 Difference]: Start difference. First operand 204 states and 328 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:37,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:37,465 INFO L93 Difference]: Finished difference Result 606 states and 978 transitions. [2024-11-24 01:19:37,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:19:37,466 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2024-11-24 01:19:37,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:37,474 INFO L225 Difference]: With dead ends: 606 [2024-11-24 01:19:37,476 INFO L226 Difference]: Without dead ends: 405 [2024-11-24 01:19:37,478 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 [2024-11-24 01:19:37,479 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 112 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:37,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 509 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:19:37,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2024-11-24 01:19:37,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 403. [2024-11-24 01:19:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 282 states have (on average 1.4822695035460993) internal successors, (418), 282 states have internal predecessors, (418), 116 states have call successors, (116), 4 states have call predecessors, (116), 4 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116) [2024-11-24 01:19:37,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 650 transitions. [2024-11-24 01:19:37,574 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 650 transitions. Word has length 190 [2024-11-24 01:19:37,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:37,574 INFO L471 AbstractCegarLoop]: Abstraction has 403 states and 650 transitions. [2024-11-24 01:19:37,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 650 transitions. [2024-11-24 01:19:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-24 01:19:37,581 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:37,581 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:37,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:19:37,581 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:37,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:37,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1159503257, now seen corresponding path program 1 times [2024-11-24 01:19:37,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:37,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395576175] [2024-11-24 01:19:37,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:37,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:37,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:37,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395576175] [2024-11-24 01:19:37,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395576175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:37,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:37,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:19:37,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022142445] [2024-11-24 01:19:37,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:37,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:19:37,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:37,984 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:19:37,984 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:19:37,984 INFO L87 Difference]: Start difference. First operand 403 states and 650 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:38,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:38,531 INFO L93 Difference]: Finished difference Result 907 states and 1462 transitions. [2024-11-24 01:19:38,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:19:38,533 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 192 [2024-11-24 01:19:38,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:38,543 INFO L225 Difference]: With dead ends: 907 [2024-11-24 01:19:38,543 INFO L226 Difference]: Without dead ends: 507 [2024-11-24 01:19:38,547 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:19:38,548 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 108 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:38,548 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 490 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:19:38,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2024-11-24 01:19:38,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 504. [2024-11-24 01:19:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 353 states have (on average 1.4759206798866855) internal successors, (521), 353 states have internal predecessors, (521), 145 states have call successors, (145), 5 states have call predecessors, (145), 5 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2024-11-24 01:19:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 811 transitions. [2024-11-24 01:19:38,644 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 811 transitions. Word has length 192 [2024-11-24 01:19:38,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:38,646 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 811 transitions. [2024-11-24 01:19:38,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 811 transitions. [2024-11-24 01:19:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-24 01:19:38,651 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:38,651 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:38,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:19:38,652 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:38,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:38,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1806473463, now seen corresponding path program 1 times [2024-11-24 01:19:38,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:38,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645679996] [2024-11-24 01:19:38,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:38,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:38,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:38,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:38,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645679996] [2024-11-24 01:19:38,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645679996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:38,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:38,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:19:38,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872140686] [2024-11-24 01:19:38,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:38,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:19:38,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:38,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:19:38,859 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:38,859 INFO L87 Difference]: Start difference. First operand 504 states and 811 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:38,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:38,985 INFO L93 Difference]: Finished difference Result 983 states and 1585 transitions. [2024-11-24 01:19:38,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:19:38,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 193 [2024-11-24 01:19:38,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:38,995 INFO L225 Difference]: With dead ends: 983 [2024-11-24 01:19:38,995 INFO L226 Difference]: Without dead ends: 482 [2024-11-24 01:19:38,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:39,002 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 96 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:39,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 340 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:19:39,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-11-24 01:19:39,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 480. [2024-11-24 01:19:39,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 329 states have (on average 1.4407294832826747) internal successors, (474), 329 states have internal predecessors, (474), 145 states have call successors, (145), 5 states have call predecessors, (145), 5 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2024-11-24 01:19:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 764 transitions. [2024-11-24 01:19:39,103 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 764 transitions. Word has length 193 [2024-11-24 01:19:39,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:39,104 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 764 transitions. [2024-11-24 01:19:39,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 764 transitions. [2024-11-24 01:19:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-24 01:19:39,109 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:39,109 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:39,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:19:39,110 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:39,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:39,111 INFO L85 PathProgramCache]: Analyzing trace with hash -248779746, now seen corresponding path program 1 times [2024-11-24 01:19:39,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:39,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676219876] [2024-11-24 01:19:39,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:39,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:39,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:39,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676219876] [2024-11-24 01:19:39,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676219876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:39,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:39,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:19:39,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898655412] [2024-11-24 01:19:39,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:39,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:19:39,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:39,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:19:39,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:39,386 INFO L87 Difference]: Start difference. First operand 480 states and 764 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:39,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:39,555 INFO L93 Difference]: Finished difference Result 1272 states and 2024 transitions. [2024-11-24 01:19:39,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:19:39,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 195 [2024-11-24 01:19:39,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:39,567 INFO L225 Difference]: With dead ends: 1272 [2024-11-24 01:19:39,567 INFO L226 Difference]: Without dead ends: 795 [2024-11-24 01:19:39,571 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:39,572 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 94 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:39,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 368 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:19:39,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2024-11-24 01:19:39,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 788. [2024-11-24 01:19:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 788 states, 537 states have (on average 1.4376163873370578) internal successors, (772), 542 states have internal predecessors, (772), 240 states have call successors, (240), 10 states have call predecessors, (240), 10 states have return successors, (240), 235 states have call predecessors, (240), 240 states have call successors, (240) [2024-11-24 01:19:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 1252 transitions. [2024-11-24 01:19:39,774 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 1252 transitions. Word has length 195 [2024-11-24 01:19:39,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:39,775 INFO L471 AbstractCegarLoop]: Abstraction has 788 states and 1252 transitions. [2024-11-24 01:19:39,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1252 transitions. [2024-11-24 01:19:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-24 01:19:39,780 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:39,780 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:39,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:19:39,781 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:39,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:39,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1759543274, now seen corresponding path program 1 times [2024-11-24 01:19:39,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:39,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075517926] [2024-11-24 01:19:39,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:39,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:40,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:40,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:40,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075517926] [2024-11-24 01:19:40,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075517926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:40,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:40,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:19:40,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921369133] [2024-11-24 01:19:40,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:40,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:19:40,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:40,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:19:40,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:40,220 INFO L87 Difference]: Start difference. First operand 788 states and 1252 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:40,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:40,416 INFO L93 Difference]: Finished difference Result 1573 states and 2501 transitions. [2024-11-24 01:19:40,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:19:40,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 196 [2024-11-24 01:19:40,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:40,433 INFO L225 Difference]: With dead ends: 1573 [2024-11-24 01:19:40,433 INFO L226 Difference]: Without dead ends: 788 [2024-11-24 01:19:40,436 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:40,438 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 100 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:40,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 165 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:19:40,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2024-11-24 01:19:40,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 788. [2024-11-24 01:19:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 788 states, 537 states have (on average 1.4189944134078212) internal successors, (762), 542 states have internal predecessors, (762), 240 states have call successors, (240), 10 states have call predecessors, (240), 10 states have return successors, (240), 235 states have call predecessors, (240), 240 states have call successors, (240) [2024-11-24 01:19:40,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 1242 transitions. [2024-11-24 01:19:40,625 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 1242 transitions. Word has length 196 [2024-11-24 01:19:40,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:40,626 INFO L471 AbstractCegarLoop]: Abstraction has 788 states and 1242 transitions. [2024-11-24 01:19:40,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:40,626 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1242 transitions. [2024-11-24 01:19:40,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-24 01:19:40,631 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:40,631 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:40,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:19:40,632 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:40,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:40,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1524306772, now seen corresponding path program 1 times [2024-11-24 01:19:40,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:40,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073037039] [2024-11-24 01:19:40,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:40,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:41,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:41,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073037039] [2024-11-24 01:19:41,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073037039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:41,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:41,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:19:41,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454145315] [2024-11-24 01:19:41,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:41,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:19:41,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:41,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:19:41,341 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:41,341 INFO L87 Difference]: Start difference. First operand 788 states and 1242 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:41,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:41,619 INFO L93 Difference]: Finished difference Result 1717 states and 2713 transitions. [2024-11-24 01:19:41,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:19:41,620 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 196 [2024-11-24 01:19:41,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:41,630 INFO L225 Difference]: With dead ends: 1717 [2024-11-24 01:19:41,630 INFO L226 Difference]: Without dead ends: 932 [2024-11-24 01:19:41,634 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 [2024-11-24 01:19:41,635 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 74 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:41,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 301 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:19:41,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2024-11-24 01:19:41,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 888. [2024-11-24 01:19:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 888 states, 607 states have (on average 1.4200988467874793) internal successors, (862), 612 states have internal predecessors, (862), 269 states have call successors, (269), 11 states have call predecessors, (269), 11 states have return successors, (269), 264 states have call predecessors, (269), 269 states have call successors, (269) [2024-11-24 01:19:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 1400 transitions. [2024-11-24 01:19:41,888 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 1400 transitions. Word has length 196 [2024-11-24 01:19:41,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:41,889 INFO L471 AbstractCegarLoop]: Abstraction has 888 states and 1400 transitions. [2024-11-24 01:19:41,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:41,889 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1400 transitions. [2024-11-24 01:19:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-24 01:19:41,897 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:41,898 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:41,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:19:41,898 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:41,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:41,899 INFO L85 PathProgramCache]: Analyzing trace with hash -463179509, now seen corresponding path program 1 times [2024-11-24 01:19:41,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:41,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146829332] [2024-11-24 01:19:41,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:41,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:42,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:42,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146829332] [2024-11-24 01:19:42,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146829332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:42,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:42,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:19:42,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805878905] [2024-11-24 01:19:42,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:42,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:19:42,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:42,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:19:42,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:42,366 INFO L87 Difference]: Start difference. First operand 888 states and 1400 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:42,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:42,693 INFO L93 Difference]: Finished difference Result 1717 states and 2709 transitions. [2024-11-24 01:19:42,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:19:42,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 197 [2024-11-24 01:19:42,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:42,708 INFO L225 Difference]: With dead ends: 1717 [2024-11-24 01:19:42,708 INFO L226 Difference]: Without dead ends: 932 [2024-11-24 01:19:42,712 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:19:42,713 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 72 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:42,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 302 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:19:42,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2024-11-24 01:19:42,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 892. [2024-11-24 01:19:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 892 states, 611 states have (on average 1.4173486088379705) internal successors, (866), 616 states have internal predecessors, (866), 269 states have call successors, (269), 11 states have call predecessors, (269), 11 states have return successors, (269), 264 states have call predecessors, (269), 269 states have call successors, (269) [2024-11-24 01:19:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 892 states and 1404 transitions. [2024-11-24 01:19:42,967 INFO L78 Accepts]: Start accepts. Automaton has 892 states and 1404 transitions. Word has length 197 [2024-11-24 01:19:42,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:42,968 INFO L471 AbstractCegarLoop]: Abstraction has 892 states and 1404 transitions. [2024-11-24 01:19:42,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1404 transitions. [2024-11-24 01:19:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-24 01:19:42,972 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:42,972 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:42,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:19:42,972 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:42,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:42,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1253368439, now seen corresponding path program 1 times [2024-11-24 01:19:42,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:42,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829145738] [2024-11-24 01:19:42,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:42,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:19:43,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:43,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829145738] [2024-11-24 01:19:43,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829145738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:19:43,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:19:43,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:19:43,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678880811] [2024-11-24 01:19:43,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:19:43,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:19:43,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:43,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:19:43,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:19:43,512 INFO L87 Difference]: Start difference. First operand 892 states and 1404 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:44,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:44,592 INFO L93 Difference]: Finished difference Result 1705 states and 2687 transitions. [2024-11-24 01:19:44,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:19:44,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 198 [2024-11-24 01:19:44,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:44,605 INFO L225 Difference]: With dead ends: 1705 [2024-11-24 01:19:44,606 INFO L226 Difference]: Without dead ends: 904 [2024-11-24 01:19:44,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:19:44,615 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 197 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:44,616 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 833 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:19:44,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2024-11-24 01:19:44,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 900. [2024-11-24 01:19:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 900 states, 619 states have (on average 1.4151857835218093) internal successors, (876), 624 states have internal predecessors, (876), 269 states have call successors, (269), 11 states have call predecessors, (269), 11 states have return successors, (269), 264 states have call predecessors, (269), 269 states have call successors, (269) [2024-11-24 01:19:44,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1414 transitions. [2024-11-24 01:19:44,817 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1414 transitions. Word has length 198 [2024-11-24 01:19:44,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:44,817 INFO L471 AbstractCegarLoop]: Abstraction has 900 states and 1414 transitions. [2024-11-24 01:19:44,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:19:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1414 transitions. [2024-11-24 01:19:44,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-24 01:19:44,821 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:44,822 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:44,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:19:44,823 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:44,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:44,824 INFO L85 PathProgramCache]: Analyzing trace with hash 435719989, now seen corresponding path program 1 times [2024-11-24 01:19:44,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:44,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448911117] [2024-11-24 01:19:44,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:44,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:45,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-24 01:19:45,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:45,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448911117] [2024-11-24 01:19:45,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448911117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:19:45,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148564412] [2024-11-24 01:19:45,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:45,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:19:45,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:19:45,274 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:19:45,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:19:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:45,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 01:19:45,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:19:45,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 840 proven. 42 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2024-11-24 01:19:45,904 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:19:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-24 01:19:46,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148564412] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:19:46,296 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:19:46,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-24 01:19:46,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819761167] [2024-11-24 01:19:46,296 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:19:46,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:19:46,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:19:46,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:19:46,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:19:46,299 INFO L87 Difference]: Start difference. First operand 900 states and 1414 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-24 01:19:46,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:19:46,987 INFO L93 Difference]: Finished difference Result 1807 states and 2791 transitions. [2024-11-24 01:19:46,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:19:46,988 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 198 [2024-11-24 01:19:46,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:19:46,999 INFO L225 Difference]: With dead ends: 1807 [2024-11-24 01:19:46,999 INFO L226 Difference]: Without dead ends: 968 [2024-11-24 01:19:47,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 393 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:19:47,008 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 105 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:19:47,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 420 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:19:47,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2024-11-24 01:19:47,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 944. [2024-11-24 01:19:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 652 states have (on average 1.3849693251533743) internal successors, (903), 657 states have internal predecessors, (903), 269 states have call successors, (269), 22 states have call predecessors, (269), 22 states have return successors, (269), 264 states have call predecessors, (269), 269 states have call successors, (269) [2024-11-24 01:19:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1441 transitions. [2024-11-24 01:19:47,207 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1441 transitions. Word has length 198 [2024-11-24 01:19:47,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:19:47,209 INFO L471 AbstractCegarLoop]: Abstraction has 944 states and 1441 transitions. [2024-11-24 01:19:47,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-24 01:19:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1441 transitions. [2024-11-24 01:19:47,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-24 01:19:47,213 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:19:47,213 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:19:47,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 01:19:47,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:19:47,418 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:19:47,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:19:47,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1923898165, now seen corresponding path program 1 times [2024-11-24 01:19:47,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:19:47,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117340320] [2024-11-24 01:19:47,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:19:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 123 proven. 237 refuted. 0 times theorem prover too weak. 1264 trivial. 0 not checked. [2024-11-24 01:19:50,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:19:50,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117340320] [2024-11-24 01:19:50,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117340320] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:19:50,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408452447] [2024-11-24 01:19:50,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:19:50,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:19:50,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:19:50,298 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:19:50,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 01:19:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:19:50,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-24 01:19:50,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:19:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 1073 proven. 237 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-24 01:19:56,186 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:20:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 123 proven. 267 refuted. 0 times theorem prover too weak. 1234 trivial. 0 not checked. [2024-11-24 01:20:00,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408452447] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:20:00,238 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:20:00,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 19, 21] total 49 [2024-11-24 01:20:00,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587786919] [2024-11-24 01:20:00,238 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:20:00,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-11-24 01:20:00,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:20:00,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-11-24 01:20:00,244 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=522, Invalid=1830, Unknown=0, NotChecked=0, Total=2352 [2024-11-24 01:20:00,245 INFO L87 Difference]: Start difference. First operand 944 states and 1441 transitions. Second operand has 49 states, 47 states have (on average 4.127659574468085) internal successors, (194), 46 states have internal predecessors, (194), 17 states have call successors, (87), 7 states have call predecessors, (87), 16 states have return successors, (87), 17 states have call predecessors, (87), 17 states have call successors, (87) [2024-11-24 01:20:05,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:20:05,661 INFO L93 Difference]: Finished difference Result 1734 states and 2472 transitions. [2024-11-24 01:20:05,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-24 01:20:05,662 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 47 states have (on average 4.127659574468085) internal successors, (194), 46 states have internal predecessors, (194), 17 states have call successors, (87), 7 states have call predecessors, (87), 16 states have return successors, (87), 17 states have call predecessors, (87), 17 states have call successors, (87) Word has length 199 [2024-11-24 01:20:05,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:20:05,673 INFO L225 Difference]: With dead ends: 1734 [2024-11-24 01:20:05,673 INFO L226 Difference]: Without dead ends: 850 [2024-11-24 01:20:05,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 458 GetRequests, 378 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1449 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1893, Invalid=4749, Unknown=0, NotChecked=0, Total=6642 [2024-11-24 01:20:05,680 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 552 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 1107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:20:05,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 711 Invalid, 1107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 972 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-24 01:20:05,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2024-11-24 01:20:05,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 472. [2024-11-24 01:20:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 356 states have (on average 1.3398876404494382) internal successors, (477), 358 states have internal predecessors, (477), 91 states have call successors, (91), 24 states have call predecessors, (91), 24 states have return successors, (91), 89 states have call predecessors, (91), 91 states have call successors, (91) [2024-11-24 01:20:05,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 659 transitions. [2024-11-24 01:20:05,791 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 659 transitions. Word has length 199 [2024-11-24 01:20:05,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:20:05,792 INFO L471 AbstractCegarLoop]: Abstraction has 472 states and 659 transitions. [2024-11-24 01:20:05,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 47 states have (on average 4.127659574468085) internal successors, (194), 46 states have internal predecessors, (194), 17 states have call successors, (87), 7 states have call predecessors, (87), 16 states have return successors, (87), 17 states have call predecessors, (87), 17 states have call successors, (87) [2024-11-24 01:20:05,792 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 659 transitions. [2024-11-24 01:20:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-24 01:20:05,796 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:20:05,796 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:20:05,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 01:20:05,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:20:05,997 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:20:05,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:20:05,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1866639863, now seen corresponding path program 1 times [2024-11-24 01:20:05,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:20:05,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198080002] [2024-11-24 01:20:05,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:20:05,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:20:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:20:06,164 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:20:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:20:06,427 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:20:06,429 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:20:06,432 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:20:06,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:20:06,441 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:20:06,704 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:20:06,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:20:06 BoogieIcfgContainer [2024-11-24 01:20:06,710 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:20:06,711 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:20:06,711 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:20:06,711 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:20:06,712 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:19:34" (3/4) ... [2024-11-24 01:20:06,715 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:20:06,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:20:06,717 INFO L158 Benchmark]: Toolchain (without parser) took 33793.32ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 130.7MB in the beginning and 123.5MB in the end (delta: 7.2MB). Peak memory consumption was 185.9MB. Max. memory is 16.1GB. [2024-11-24 01:20:06,717 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:20:06,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.24ms. Allocated memory is still 167.8MB. Free memory was 130.7MB in the beginning and 115.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:20:06,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.31ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 111.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:20:06,719 INFO L158 Benchmark]: Boogie Preprocessor took 110.68ms. Allocated memory is still 167.8MB. Free memory was 111.3MB in the beginning and 106.0MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:20:06,720 INFO L158 Benchmark]: RCFGBuilder took 905.81ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 77.4MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 01:20:06,720 INFO L158 Benchmark]: TraceAbstraction took 32222.07ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 76.8MB in the beginning and 123.6MB in the end (delta: -46.8MB). Peak memory consumption was 144.0MB. Max. memory is 16.1GB. [2024-11-24 01:20:06,720 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 352.3MB. Free memory was 123.6MB in the beginning and 123.5MB in the end (delta: 110.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:20:06,725 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.24ms. Allocated memory is still 167.8MB. Free memory was 130.7MB in the beginning and 115.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.31ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 111.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 110.68ms. Allocated memory is still 167.8MB. Free memory was 111.3MB in the beginning and 106.0MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 905.81ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 77.4MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 32222.07ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 76.8MB in the beginning and 123.6MB in the end (delta: -46.8MB). Peak memory consumption was 144.0MB. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 352.3MB. Free memory was 123.6MB in the beginning and 123.5MB in the end (delta: 110.7kB). 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 someBinaryFLOATComparisonOperation at line 159, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryFLOATComparisonOperation at line 196, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 161, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 183, overapproximation of bitwiseAnd at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 196, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 187, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 188, overapproximation of someBinaryArithmeticFLOAToperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 2; [L23] unsigned char var_1_4 = 100; [L24] unsigned char var_1_5 = 2; [L25] unsigned char var_1_6 = 64; [L26] unsigned char var_1_7 = 32; [L27] unsigned char var_1_8 = 32; [L28] float var_1_9 = 100.5; [L29] float var_1_11 = 0.8; [L30] float var_1_12 = 2.5; [L31] signed short int var_1_13 = -32; [L32] unsigned char var_1_15 = 1; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] float var_1_18 = 0.25; [L36] float var_1_19 = 100000000.25; [L37] signed char var_1_20 = 0; [L38] signed char var_1_21 = 10; [L39] double var_1_22 = 1000000.5; [L40] unsigned long int var_1_23 = 256; [L41] unsigned long int var_1_24 = 50; [L42] signed long int var_1_25 = 64; [L43] unsigned long int var_1_29 = 32; [L44] unsigned long int var_1_32 = 2219578776; [L45] unsigned char var_1_34 = 0; [L46] unsigned char var_1_35 = 0; [L47] unsigned char var_1_36 = 5; [L48] float var_1_37 = 256.125; [L49] float var_1_38 = 127.25; [L50] unsigned char var_1_41 = 32; [L51] double var_1_42 = 16.125; [L52] double var_1_43 = 256.5; [L53] signed short int var_1_45 = -10; [L54] unsigned char last_1_var_1_1 = 2; [L55] unsigned char last_1_var_1_15 = 1; [L56] signed char last_1_var_1_20 = 0; VAL [isInitial=0, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L200] isInitial = 1 [L201] FCALL initially() [L203] CALL updateLastVariables() [L191] last_1_var_1_1 = var_1_1 [L192] last_1_var_1_15 = var_1_15 [L193] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L203] RET updateLastVariables() [L204] CALL updateVariables() [L143] var_1_4 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_4 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L144] RET assume_abort_if_not(var_1_4 >= 95) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L145] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L145] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L146] var_1_5 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L147] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L148] CALL assume_abort_if_not(var_1_5 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L148] RET assume_abort_if_not(var_1_5 <= 32) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L149] var_1_6 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_6 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=32, var_1_8=32, var_1_9=201/2] [L150] RET assume_abort_if_not(var_1_6 >= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=32, var_1_8=32, var_1_9=201/2] [L151] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=32, var_1_8=32, var_1_9=201/2] [L151] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=32, var_1_8=32, var_1_9=201/2] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_8=32, var_1_9=201/2] [L153] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_8=32, var_1_9=201/2] [L154] CALL assume_abort_if_not(var_1_7 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=32, var_1_9=201/2] [L154] RET assume_abort_if_not(var_1_7 <= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=32, var_1_9=201/2] [L155] var_1_8 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_9=201/2] [L156] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_9=201/2] [L157] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L157] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L158] var_1_11 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L159] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L160] var_1_12 = __VERIFIER_nondet_float() [L161] 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_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L161] 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_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L162] var_1_16 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L163] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L164] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L164] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L165] var_1_17 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L166] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L167] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L167] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L168] var_1_19 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L169] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L170] var_1_21 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_21 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L171] RET assume_abort_if_not(var_1_21 >= -31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L172] CALL assume_abort_if_not(var_1_21 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L172] RET assume_abort_if_not(var_1_21 <= 31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=32, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L173] var_1_29 = __VERIFIER_nondet_ulong() [L174] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L174] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L175] CALL assume_abort_if_not(var_1_29 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L175] RET assume_abort_if_not(var_1_29 <= 32) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2219578776, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L176] var_1_32 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_32 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L177] RET assume_abort_if_not(var_1_32 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L178] CALL assume_abort_if_not(var_1_32 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L178] RET assume_abort_if_not(var_1_32 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L179] var_1_35 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L180] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L181] CALL assume_abort_if_not(var_1_35 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L181] RET assume_abort_if_not(var_1_35 <= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_37=2049/8, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L182] var_1_37 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L183] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_38=509/4, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L184] var_1_38 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854776000e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L185] RET assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854776000e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L186] var_1_42 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L187] RET assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L188] CALL assume_abort_if_not(var_1_42 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L188] RET assume_abort_if_not(var_1_42 != 0.0F) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L204] RET updateVariables() [L205] CALL step() [L60] COND FALSE !(var_1_5 >= var_1_6) [L69] var_1_15 = var_1_17 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L71] unsigned char stepLocal_1 = var_1_15; [L72] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=-255, stepLocal_1=-255, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L73] COND TRUE var_1_17 || stepLocal_0 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_1=-255, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L74] COND TRUE var_1_15 && stepLocal_1 [L75] var_1_18 = (var_1_11 + var_1_19) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L80] EXPR var_1_20 >> var_1_29 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L80] EXPR ((var_1_1) < ((var_1_20 >> var_1_29))) ? (var_1_1) : ((var_1_20 >> var_1_29)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L80] EXPR var_1_20 >> var_1_29 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L80] EXPR ((var_1_1) < ((var_1_20 >> var_1_29))) ? (var_1_1) : ((var_1_20 >> var_1_29)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L80] COND TRUE var_1_13 < ((((var_1_1) < ((var_1_20 >> var_1_29))) ? (var_1_1) : ((var_1_20 >> var_1_29)))) [L81] COND FALSE !(var_1_13 > var_1_1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L84] EXPR var_1_29 ^ var_1_20 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L84] EXPR (var_1_29 ^ var_1_20) >> var_1_13 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L84] COND FALSE !(((var_1_29 ^ var_1_20) >> var_1_13) > ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) [L95] COND FALSE !((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L104] COND TRUE (var_1_38 / ((((var_1_42) > (256.5)) ? (var_1_42) : (256.5)))) < var_1_37 [L105] var_1_41 = var_1_29 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L107] COND TRUE var_1_11 == var_1_18 [L108] var_1_20 = ((var_1_5 + var_1_21) + var_1_8) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L110] COND FALSE !(var_1_23 >= -25) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L113] COND TRUE (var_1_37 - var_1_38) >= (var_1_18 * var_1_22) [L114] var_1_36 = 5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L116] COND FALSE !((((((var_1_22) < (var_1_37)) ? (var_1_22) : (var_1_37))) >= (var_1_38 / var_1_42)) || var_1_35) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L121] EXPR var_1_13 & var_1_24 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L121] EXPR var_1_20 ^ (var_1_13 & var_1_24) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L121] COND TRUE var_1_29 <= (var_1_20 ^ (var_1_13 & var_1_24)) [L122] COND FALSE !(\read(var_1_35)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L130] COND FALSE !(-32 < var_1_13) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=201/2] [L133] COND FALSE !((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) [L136] var_1_9 = var_1_12 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=2219578781] [L138] var_1_22 = var_1_12 [L139] var_1_23 = var_1_8 [L140] var_1_24 = var_1_6 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2219578781, var_1_23=0, var_1_24=127, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=2219578781] [L205] RET step() [L206] CALL, EXPR property() [L196-L197] return (((((((((-32 < var_1_13) ? (var_1_1 == ((unsigned char) (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) : 1) && (((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) ? (var_1_9 == ((float) ((4.5f + var_1_11) - var_1_12))) : (var_1_9 == ((float) var_1_12)))) && (((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) ? ((var_1_6 <= var_1_8) ? (var_1_15 ? (var_1_13 == ((signed short int) var_1_8)) : (var_1_13 == ((signed short int) var_1_5))) : 1) : 1)) && ((var_1_5 >= var_1_6) ? ((last_1_var_1_1 <= last_1_var_1_20) ? (var_1_15 == ((unsigned char) var_1_16)) : ((last_1_var_1_15 || var_1_16) ? (var_1_15 == ((unsigned char) var_1_17)) : 1)) : (var_1_15 == ((unsigned char) var_1_17)))) && ((var_1_17 || var_1_15) ? ((var_1_15 && var_1_15) ? (var_1_18 == ((float) (var_1_11 + var_1_19))) : (var_1_18 == ((float) var_1_19))) : 1)) && ((var_1_11 == var_1_18) ? (var_1_20 == ((signed char) ((var_1_5 + var_1_21) + var_1_8))) : 1)) && (var_1_22 == ((double) var_1_12))) && (var_1_23 == ((unsigned long int) var_1_8))) && (var_1_24 == ((unsigned long int) var_1_6)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2219578781, var_1_23=0, var_1_24=127, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=2219578781] [L206] RET, EXPR property() [L206] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2219578781, var_1_23=0, var_1_24=127, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=2219578781] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2219578781, var_1_23=0, var_1_24=127, var_1_25=64, var_1_29=0, var_1_32=2147483647, var_1_34=0, var_1_35=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=127, var_1_5=0, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=2219578781] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.9s, OverallIterations: 13, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1624 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1608 mSDsluCounter, 4908 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2884 mSDsCounter, 151 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2153 IncrementalHoareTripleChecker+Invalid, 2304 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 151 mSolverCounterUnsat, 2024 mSDtfsCounter, 2153 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1093 GetRequests, 981 SyntacticMatches, 1 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1460 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=944occurred in iteration=11, InterpolantAutomatonStates: 97, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 12 MinimizatonAttempts, 507 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 3120 NumberOfCodeBlocks, 3120 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3301 ConstructedInterpolants, 0 QuantifiedInterpolants, 18002 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1370 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 26685/27608 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 [2024-11-24 01:20:06,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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_28ddad92-bcfd-4abe-be24-999f4338de69/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 3ac81a8cacda8462923d09d15f8ac5e71885bebbafc1cfaa52b22f9f8f380889 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:20:09,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:20:10,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 01:20:10,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:20:10,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:20:10,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:20:10,139 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:20:10,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:20:10,144 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:20:10,144 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:20:10,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:20:10,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:20:10,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:20:10,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:20:10,145 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:20:10,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:20:10,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:20:10,145 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:20:10,145 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:20:10,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:20:10,146 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:20:10,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:20:10,147 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:20:10,147 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:20:10,150 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:20:10,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:20:10,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:20:10,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:20:10,152 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:20:10,153 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:20:10,153 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_28ddad92-bcfd-4abe-be24-999f4338de69/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 -> 3ac81a8cacda8462923d09d15f8ac5e71885bebbafc1cfaa52b22f9f8f380889 [2024-11-24 01:20:10,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:20:10,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:20:10,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:20:10,583 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:20:10,583 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:20:10,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i [2024-11-24 01:20:14,387 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/1ec652a35/78887b24da664d798c55d16c4ee169a7/FLAGfc3ff4eaf [2024-11-24 01:20:14,728 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:20:14,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i [2024-11-24 01:20:14,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/1ec652a35/78887b24da664d798c55d16c4ee169a7/FLAGfc3ff4eaf [2024-11-24 01:20:14,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/data/1ec652a35/78887b24da664d798c55d16c4ee169a7 [2024-11-24 01:20:14,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:20:14,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:20:14,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:20:14,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:20:14,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:20:14,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:20:14" (1/1) ... [2024-11-24 01:20:14,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a891f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:14, skipping insertion in model container [2024-11-24 01:20:14,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:20:14" (1/1) ... [2024-11-24 01:20:14,813 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:20:14,991 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_28ddad92-bcfd-4abe-be24-999f4338de69/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i[919,932] [2024-11-24 01:20:15,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:20:15,117 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:20:15,129 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_28ddad92-bcfd-4abe-be24-999f4338de69/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i[919,932] [2024-11-24 01:20:15,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:20:15,223 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:20:15,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15 WrapperNode [2024-11-24 01:20:15,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:20:15,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:20:15,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:20:15,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:20:15,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,256 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,300 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2024-11-24 01:20:15,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:20:15,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:20:15,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:20:15,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:20:15,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,322 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,337 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]. [2024-11-24 01:20:15,338 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,352 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:20:15,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:20:15,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:20:15,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:20:15,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (1/1) ... [2024-11-24 01:20:15,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:20:15,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:20:15,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:20:15,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:20:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:20:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:20:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:20:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:20:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:20:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:20:15,611 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:20:15,614 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:20:45,994 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-24 01:20:45,995 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:20:46,010 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:20:46,011 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:20:46,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:20:46 BoogieIcfgContainer [2024-11-24 01:20:46,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:20:46,014 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:20:46,014 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:20:46,021 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:20:46,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:20:14" (1/3) ... [2024-11-24 01:20:46,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c07435d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:20:46, skipping insertion in model container [2024-11-24 01:20:46,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:20:15" (2/3) ... [2024-11-24 01:20:46,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c07435d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:20:46, skipping insertion in model container [2024-11-24 01:20:46,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:20:46" (3/3) ... [2024-11-24 01:20:46,024 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i [2024-11-24 01:20:46,041 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:20:46,044 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-32.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:20:46,126 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:20:46,142 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;@5e4ec430, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:20:46,143 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:20:46,148 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 58 states have (on average 1.4827586206896552) internal successors, (86), 59 states have internal predecessors, (86), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-24 01:20:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 01:20:46,166 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:20:46,169 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:20:46,169 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:20:46,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:20:46,178 INFO L85 PathProgramCache]: Analyzing trace with hash 871940105, now seen corresponding path program 1 times [2024-11-24 01:20:46,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:20:46,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1642917691] [2024-11-24 01:20:46,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:20:46,199 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 [2024-11-24 01:20:46,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:20:46,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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) [2024-11-24 01:20:46,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:20:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:20:48,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:20:48,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:20:48,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2024-11-24 01:20:48,375 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:20:48,375 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:20:48,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1642917691] [2024-11-24 01:20:48,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1642917691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:20:48,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:20:48,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:20:48,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099296386] [2024-11-24 01:20:48,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:20:48,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:20:48,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:20:48,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:20:48,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:20:48,409 INFO L87 Difference]: Start difference. First operand has 90 states, 58 states have (on average 1.4827586206896552) internal successors, (86), 59 states have internal predecessors, (86), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-24 01:20:48,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:20:48,445 INFO L93 Difference]: Finished difference Result 173 states and 311 transitions. [2024-11-24 01:20:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:20:48,448 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2024-11-24 01:20:48,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:20:48,456 INFO L225 Difference]: With dead ends: 173 [2024-11-24 01:20:48,456 INFO L226 Difference]: Without dead ends: 86 [2024-11-24 01:20:48,461 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 [2024-11-24 01:20:48,464 INFO L435 NwaCegarLoop]: 137 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, 137 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 [2024-11-24 01:20:48,465 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:20:48,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-24 01:20:48,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-24 01:20:48,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-24 01:20:48,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2024-11-24 01:20:48,515 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 186 [2024-11-24 01:20:48,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:20:48,515 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2024-11-24 01:20:48,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-24 01:20:48,516 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2024-11-24 01:20:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 01:20:48,520 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:20:48,521 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:20:48,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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)] Forceful destruction successful, exit code 0 [2024-11-24 01:20:48,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:20:48,721 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:20:48,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:20:48,722 INFO L85 PathProgramCache]: Analyzing trace with hash 718443583, now seen corresponding path program 1 times [2024-11-24 01:20:48,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:20:48,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [671688897] [2024-11-24 01:20:48,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:20:48,724 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 [2024-11-24 01:20:48,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:20:48,727 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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) [2024-11-24 01:20:48,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:20:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:20:51,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 01:20:51,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:20:56,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 856 proven. 78 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2024-11-24 01:20:56,736 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:21:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-24 01:21:00,188 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:21:00,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [671688897] [2024-11-24 01:21:00,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [671688897] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:21:00,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:21:00,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 14 [2024-11-24 01:21:00,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787879379] [2024-11-24 01:21:00,189 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:21:00,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:21:00,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:21:00,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:21:00,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:21:00,197 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand has 14 states, 14 states have (on average 4.857142857142857) internal successors, (68), 14 states have internal predecessors, (68), 3 states have call successors, (43), 3 states have call predecessors, (43), 5 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-24 01:21:09,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:21:16,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:16,644 INFO L93 Difference]: Finished difference Result 391 states and 603 transitions. [2024-11-24 01:21:16,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-24 01:21:16,645 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.857142857142857) internal successors, (68), 14 states have internal predecessors, (68), 3 states have call successors, (43), 3 states have call predecessors, (43), 5 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 186 [2024-11-24 01:21:16,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:16,654 INFO L225 Difference]: With dead ends: 391 [2024-11-24 01:21:16,654 INFO L226 Difference]: Without dead ends: 308 [2024-11-24 01:21:16,656 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 361 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=339, Invalid=1067, Unknown=0, NotChecked=0, Total=1406 [2024-11-24 01:21:16,658 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 516 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:16,658 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [546 Valid, 708 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2024-11-24 01:21:16,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2024-11-24 01:21:16,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2024-11-24 01:21:16,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 184 states have (on average 1.3423913043478262) internal successors, (247), 185 states have internal predecessors, (247), 101 states have call successors, (101), 9 states have call predecessors, (101), 9 states have return successors, (101), 100 states have call predecessors, (101), 101 states have call successors, (101) [2024-11-24 01:21:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 449 transitions. [2024-11-24 01:21:16,750 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 449 transitions. Word has length 186 [2024-11-24 01:21:16,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:16,751 INFO L471 AbstractCegarLoop]: Abstraction has 295 states and 449 transitions. [2024-11-24 01:21:16,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.857142857142857) internal successors, (68), 14 states have internal predecessors, (68), 3 states have call successors, (43), 3 states have call predecessors, (43), 5 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-24 01:21:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 449 transitions. [2024-11-24 01:21:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 01:21:16,756 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:16,756 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:16,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:16,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:16,957 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:16,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:16,957 INFO L85 PathProgramCache]: Analyzing trace with hash -330102607, now seen corresponding path program 1 times [2024-11-24 01:21:16,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:21:16,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817644381] [2024-11-24 01:21:16,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:16,959 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 [2024-11-24 01:21:16,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:21:16,961 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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) [2024-11-24 01:21:16,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:19,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 01:21:19,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:21:28,465 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:28,465 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:21:28,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1817644381] [2024-11-24 01:21:28,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1817644381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:28,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:28,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:21:28,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920281465] [2024-11-24 01:21:28,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:28,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:21:28,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:21:28,468 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:21:28,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:21:28,468 INFO L87 Difference]: Start difference. First operand 295 states and 449 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:21:33,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:21:33,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:33,358 INFO L93 Difference]: Finished difference Result 830 states and 1261 transitions. [2024-11-24 01:21:33,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:21:33,359 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2024-11-24 01:21:33,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:33,369 INFO L225 Difference]: With dead ends: 830 [2024-11-24 01:21:33,369 INFO L226 Difference]: Without dead ends: 561 [2024-11-24 01:21:33,371 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:21:33,372 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 40 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:33,373 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 266 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 01:21:33,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2024-11-24 01:21:33,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 467. [2024-11-24 01:21:33,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 292 states have (on average 1.3082191780821917) internal successors, (382), 293 states have internal predecessors, (382), 159 states have call successors, (159), 15 states have call predecessors, (159), 15 states have return successors, (159), 158 states have call predecessors, (159), 159 states have call successors, (159) [2024-11-24 01:21:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 700 transitions. [2024-11-24 01:21:33,507 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 700 transitions. Word has length 187 [2024-11-24 01:21:33,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:33,508 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 700 transitions. [2024-11-24 01:21:33,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:21:33,508 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 700 transitions. [2024-11-24 01:21:33,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-24 01:21:33,512 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:33,513 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:33,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:33,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:33,713 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:33,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:33,714 INFO L85 PathProgramCache]: Analyzing trace with hash 2046738560, now seen corresponding path program 1 times [2024-11-24 01:21:33,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:21:33,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129134729] [2024-11-24 01:21:33,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:33,715 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 [2024-11-24 01:21:33,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:21:33,721 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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) [2024-11-24 01:21:33,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:35,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:21:35,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:21:40,041 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:40,042 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:21:40,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129134729] [2024-11-24 01:21:40,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [129134729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:40,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:40,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:21:40,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348383067] [2024-11-24 01:21:40,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:40,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:21:40,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:21:40,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:21:40,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:21:40,044 INFO L87 Difference]: Start difference. First operand 467 states and 700 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:21:43,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:21:43,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:43,946 INFO L93 Difference]: Finished difference Result 1031 states and 1553 transitions. [2024-11-24 01:21:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:21:43,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2024-11-24 01:21:43,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:43,955 INFO L225 Difference]: With dead ends: 1031 [2024-11-24 01:21:43,955 INFO L226 Difference]: Without dead ends: 590 [2024-11-24 01:21:43,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:21:43,959 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 30 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:43,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 264 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-24 01:21:43,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2024-11-24 01:21:44,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 450. [2024-11-24 01:21:44,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 289 states have (on average 1.3217993079584776) internal successors, (382), 289 states have internal predecessors, (382), 145 states have call successors, (145), 15 states have call predecessors, (145), 15 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2024-11-24 01:21:44,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 672 transitions. [2024-11-24 01:21:44,057 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 672 transitions. Word has length 188 [2024-11-24 01:21:44,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:44,058 INFO L471 AbstractCegarLoop]: Abstraction has 450 states and 672 transitions. [2024-11-24 01:21:44,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:21:44,058 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 672 transitions. [2024-11-24 01:21:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-24 01:21:44,062 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:44,062 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:21:44,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:44,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:21:44,263 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:44,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:44,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1547164158, now seen corresponding path program 1 times [2024-11-24 01:21:44,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:21:44,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [276818188] [2024-11-24 01:21:44,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:44,266 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 [2024-11-24 01:21:44,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:21:44,269 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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) [2024-11-24 01:21:44,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 (6)] Waiting until timeout for monitored process [2024-11-24 01:21:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:46,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:21:46,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-24 01:21:51,529 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:51,529 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:21:51,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [276818188] [2024-11-24 01:21:51,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [276818188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:51,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:51,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:21:51,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935099995] [2024-11-24 01:21:51,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:51,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:21:51,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:21:51,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:21:51,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:21:51,531 INFO L87 Difference]: Start difference. First operand 450 states and 672 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:21:56,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:22:00,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:22:01,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:22:01,056 INFO L93 Difference]: Finished difference Result 812 states and 1222 transitions. [2024-11-24 01:22:01,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:22:01,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2024-11-24 01:22:01,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:22:01,065 INFO L225 Difference]: With dead ends: 812 [2024-11-24 01:22:01,066 INFO L226 Difference]: Without dead ends: 632 [2024-11-24 01:22:01,067 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:22:01,068 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 34 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:22:01,069 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 245 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2024-11-24 01:22:01,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2024-11-24 01:22:01,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 628. [2024-11-24 01:22:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 403 states have (on average 1.3200992555831266) internal successors, (532), 403 states have internal predecessors, (532), 203 states have call successors, (203), 21 states have call predecessors, (203), 21 states have return successors, (203), 203 states have call predecessors, (203), 203 states have call successors, (203) [2024-11-24 01:22:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 938 transitions. [2024-11-24 01:22:01,183 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 938 transitions. Word has length 188 [2024-11-24 01:22:01,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:22:01,184 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 938 transitions. [2024-11-24 01:22:01,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 01:22:01,185 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 938 transitions. [2024-11-24 01:22:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-24 01:22:01,188 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:22:01,188 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:22:01,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 (6)] Ended with exit code 0 [2024-11-24 01:22:01,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:22:01,389 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:22:01,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:22:01,389 INFO L85 PathProgramCache]: Analyzing trace with hash 227843204, now seen corresponding path program 1 times [2024-11-24 01:22:01,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:22:01,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [115778395] [2024-11-24 01:22:01,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:22:01,390 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 [2024-11-24 01:22:01,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:22:01,394 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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) [2024-11-24 01:22:01,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/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 [2024-11-24 01:22:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:22:03,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 01:22:03,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:22:45,805 WARN L286 SmtUtils]: Spent 9.60s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 01:22:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 788 proven. 102 refuted. 0 times theorem prover too weak. 734 trivial. 0 not checked. [2024-11-24 01:22:51,235 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:23:46,129 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:23:46,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [115778395] [2024-11-24 01:23:46,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [115778395] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:23:46,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1528405458] [2024-11-24 01:23:46,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:23:46,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:23:46,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:23:46,132 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:23:46,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ddad92-bcfd-4abe-be24-999f4338de69/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-24 01:23:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:23:50,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-24 01:23:50,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:26:44,047 WARN L286 SmtUtils]: Spent 20.48s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 01:27:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 746 proven. 291 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2024-11-24 01:27:10,309 INFO L312 TraceCheckSpWp]: Computing backward predicates...