./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1 --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 71dfa0a4f236a73c35e5b369ba2d37d804ed373517c3a49a735fadde99b30392 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:52:33,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:52:33,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 13:52:33,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:52:33,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:52:33,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:52:33,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:52:33,545 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:52:33,546 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:52:33,546 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:52:33,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:52:33,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:52:33,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:52:33,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:52:33,546 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:52:33,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:52:33,547 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:52:33,547 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:52:33,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:52:33,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:52:33,548 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:52:33,549 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:52:33,549 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_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1 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 -> 71dfa0a4f236a73c35e5b369ba2d37d804ed373517c3a49a735fadde99b30392 [2024-12-02 13:52:33,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:52:33,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:52:33,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:52:33,788 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:52:33,788 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:52:33,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i [2024-12-02 13:52:36,474 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/18d3b3bf0/00774ab078c44bf3875c56c79191ead5/FLAG013c39fc0 [2024-12-02 13:52:36,658 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:52:36,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i [2024-12-02 13:52:36,666 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/18d3b3bf0/00774ab078c44bf3875c56c79191ead5/FLAG013c39fc0 [2024-12-02 13:52:37,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/18d3b3bf0/00774ab078c44bf3875c56c79191ead5 [2024-12-02 13:52:37,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:52:37,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:52:37,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:52:37,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:52:37,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:52:37,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a883f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37, skipping insertion in model container [2024-12-02 13:52:37,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:52:37,138 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_e37a3e31-536c-4727-b644-f26d18cd5f59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i[919,932] [2024-12-02 13:52:37,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:52:37,196 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:52:37,203 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_e37a3e31-536c-4727-b644-f26d18cd5f59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i[919,932] [2024-12-02 13:52:37,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:52:37,243 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:52:37,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37 WrapperNode [2024-12-02 13:52:37,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:52:37,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:52:37,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:52:37,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:52:37,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,281 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2024-12-02 13:52:37,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:52:37,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:52:37,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:52:37,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:52:37,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,289 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,303 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]. [2024-12-02 13:52:37,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,312 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:52:37,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:52:37,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:52:37,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:52:37,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (1/1) ... [2024-12-02 13:52:37,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:52:37,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:52:37,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:52:37,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:52:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:52:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:52:37,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:52:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:52:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:52:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:52:37,434 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:52:37,436 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:52:37,771 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 13:52:37,771 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:52:37,782 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:52:37,782 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:52:37,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:37 BoogieIcfgContainer [2024-12-02 13:52:37,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:52:37,784 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:52:37,785 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:52:37,789 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:52:37,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:52:37" (1/3) ... [2024-12-02 13:52:37,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b10656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:52:37, skipping insertion in model container [2024-12-02 13:52:37,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:37" (2/3) ... [2024-12-02 13:52:37,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b10656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:52:37, skipping insertion in model container [2024-12-02 13:52:37,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:37" (3/3) ... [2024-12-02 13:52:37,791 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i [2024-12-02 13:52:37,804 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:52:37,805 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i that has 2 procedures, 103 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:52:37,852 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:52:37,862 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;@4f9620aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:52:37,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:52:37,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 78 states have (on average 1.5256410256410255) internal successors, (119), 79 states have internal predecessors, (119), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-02 13:52:37,875 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:37,875 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:37,876 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:37,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:37,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1493030043, now seen corresponding path program 1 times [2024-12-02 13:52:37,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:37,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079198400] [2024-12-02 13:52:37,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:37,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:38,146 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-12-02 13:52:38,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:52:38,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079198400] [2024-12-02 13:52:38,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079198400] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:52:38,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782243257] [2024-12-02 13:52:38,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:38,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:52:38,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:52:38,150 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:52:38,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:52:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:38,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:52:38,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:52:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-12-02 13:52:38,326 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:52:38,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782243257] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:38,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:52:38,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 13:52:38,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401896541] [2024-12-02 13:52:38,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:38,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:52:38,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:52:38,348 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:52:38,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:52:38,351 INFO L87 Difference]: Start difference. First operand has 103 states, 78 states have (on average 1.5256410256410255) internal successors, (119), 79 states have internal predecessors, (119), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 13:52:38,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:38,373 INFO L93 Difference]: Finished difference Result 197 states and 340 transitions. [2024-12-02 13:52:38,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:52:38,374 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 152 [2024-12-02 13:52:38,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:38,380 INFO L225 Difference]: With dead ends: 197 [2024-12-02 13:52:38,380 INFO L226 Difference]: Without dead ends: 97 [2024-12-02 13:52:38,382 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:52:38,384 INFO L435 NwaCegarLoop]: 150 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, 150 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 [2024-12-02 13:52:38,384 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:52:38,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-12-02 13:52:38,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-12-02 13:52:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 73 states have (on average 1.452054794520548) internal successors, (106), 73 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 150 transitions. [2024-12-02 13:52:38,415 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 150 transitions. Word has length 152 [2024-12-02 13:52:38,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:38,415 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 150 transitions. [2024-12-02 13:52:38,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 13:52:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 150 transitions. [2024-12-02 13:52:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-02 13:52:38,418 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:38,418 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:38,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:52:38,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 13:52:38,619 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:38,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:38,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1183979105, now seen corresponding path program 1 times [2024-12-02 13:52:38,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:38,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632561567] [2024-12-02 13:52:38,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:38,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-02 13:52:38,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:52:38,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632561567] [2024-12-02 13:52:38,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632561567] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:38,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:38,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:52:38,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475935791] [2024-12-02 13:52:38,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:38,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:52:38,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:52:38,854 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:52:38,854 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:52:38,854 INFO L87 Difference]: Start difference. First operand 97 states and 150 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:38,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:38,946 INFO L93 Difference]: Finished difference Result 285 states and 444 transitions. [2024-12-02 13:52:38,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:52:38,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 152 [2024-12-02 13:52:38,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:38,949 INFO L225 Difference]: With dead ends: 285 [2024-12-02 13:52:38,950 INFO L226 Difference]: Without dead ends: 191 [2024-12-02 13:52:38,950 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 [2024-12-02 13:52:38,951 INFO L435 NwaCegarLoop]: 269 mSDtfsCounter, 134 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:38,951 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 399 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 13:52:38,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-12-02 13:52:38,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 114. [2024-12-02 13:52:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 90 states have (on average 1.4444444444444444) internal successors, (130), 90 states have internal predecessors, (130), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:38,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 174 transitions. [2024-12-02 13:52:38,966 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 174 transitions. Word has length 152 [2024-12-02 13:52:38,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:38,968 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 174 transitions. [2024-12-02 13:52:38,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:38,968 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 174 transitions. [2024-12-02 13:52:38,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-02 13:52:38,970 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:38,970 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:38,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 13:52:38,971 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:38,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:38,971 INFO L85 PathProgramCache]: Analyzing trace with hash -528873689, now seen corresponding path program 1 times [2024-12-02 13:52:38,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:38,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254949087] [2024-12-02 13:52:38,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:38,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-02 13:52:39,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:52:39,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254949087] [2024-12-02 13:52:39,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254949087] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:39,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:39,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:52:39,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669452671] [2024-12-02 13:52:39,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:39,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:52:39,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:52:39,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:52:39,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:52:39,109 INFO L87 Difference]: Start difference. First operand 114 states and 174 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:39,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:39,135 INFO L93 Difference]: Finished difference Result 206 states and 313 transitions. [2024-12-02 13:52:39,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:52:39,136 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 153 [2024-12-02 13:52:39,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:39,137 INFO L225 Difference]: With dead ends: 206 [2024-12-02 13:52:39,137 INFO L226 Difference]: Without dead ends: 95 [2024-12-02 13:52:39,138 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 [2024-12-02 13:52:39,139 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:39,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 272 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:52:39,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-12-02 13:52:39,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-12-02 13:52:39,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 71 states have internal predecessors, (97), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 141 transitions. [2024-12-02 13:52:39,148 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 141 transitions. Word has length 153 [2024-12-02 13:52:39,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:39,148 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 141 transitions. [2024-12-02 13:52:39,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:39,148 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2024-12-02 13:52:39,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-02 13:52:39,150 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:39,150 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:39,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 13:52:39,151 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:39,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:39,151 INFO L85 PathProgramCache]: Analyzing trace with hash 454918950, now seen corresponding path program 1 times [2024-12-02 13:52:39,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:39,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532734221] [2024-12-02 13:52:39,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:39,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-02 13:52:40,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:52:40,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532734221] [2024-12-02 13:52:40,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532734221] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:40,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:40,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 13:52:40,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789183259] [2024-12-02 13:52:40,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:40,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 13:52:40,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:52:40,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 13:52:40,275 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-12-02 13:52:40,275 INFO L87 Difference]: Start difference. First operand 95 states and 141 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:40,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:40,830 INFO L93 Difference]: Finished difference Result 266 states and 406 transitions. [2024-12-02 13:52:40,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 13:52:40,830 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-12-02 13:52:40,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:40,833 INFO L225 Difference]: With dead ends: 266 [2024-12-02 13:52:40,833 INFO L226 Difference]: Without dead ends: 174 [2024-12-02 13:52:40,833 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:52:40,834 INFO L435 NwaCegarLoop]: 226 mSDtfsCounter, 176 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:40,835 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 647 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:52:40,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-12-02 13:52:40,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 95. [2024-12-02 13:52:40,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 71 states have (on average 1.352112676056338) internal successors, (96), 71 states have internal predecessors, (96), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 140 transitions. [2024-12-02 13:52:40,850 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 140 transitions. Word has length 154 [2024-12-02 13:52:40,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:40,850 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 140 transitions. [2024-12-02 13:52:40,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:40,851 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2024-12-02 13:52:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-02 13:52:40,853 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:40,853 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:40,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 13:52:40,853 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:40,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:40,854 INFO L85 PathProgramCache]: Analyzing trace with hash -211074340, now seen corresponding path program 1 times [2024-12-02 13:52:40,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:40,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261718169] [2024-12-02 13:52:40,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:40,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:41,259 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 18 proven. 45 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 13:52:41,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:52:41,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261718169] [2024-12-02 13:52:41,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261718169] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:52:41,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637177060] [2024-12-02 13:52:41,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:41,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:52:41,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:52:41,261 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:52:41,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:52:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:41,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 13:52:41,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:52:41,942 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 393 proven. 45 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-12-02 13:52:41,942 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:52:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 18 proven. 45 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 13:52:42,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637177060] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:52:42,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:52:42,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-12-02 13:52:42,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020547656] [2024-12-02 13:52:42,330 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:52:42,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 13:52:42,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:52:42,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 13:52:42,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-12-02 13:52:42,332 INFO L87 Difference]: Start difference. First operand 95 states and 140 transitions. Second operand has 15 states, 15 states have (on average 6.533333333333333) internal successors, (98), 15 states have internal predecessors, (98), 5 states have call successors, (59), 3 states have call predecessors, (59), 6 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2024-12-02 13:52:42,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:42,987 INFO L93 Difference]: Finished difference Result 268 states and 394 transitions. [2024-12-02 13:52:42,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 13:52:42,988 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.533333333333333) internal successors, (98), 15 states have internal predecessors, (98), 5 states have call successors, (59), 3 states have call predecessors, (59), 6 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) Word has length 158 [2024-12-02 13:52:42,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:42,990 INFO L225 Difference]: With dead ends: 268 [2024-12-02 13:52:42,990 INFO L226 Difference]: Without dead ends: 176 [2024-12-02 13:52:42,991 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 308 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=222, Invalid=534, Unknown=0, NotChecked=0, Total=756 [2024-12-02 13:52:42,992 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 855 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:42,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [877 Valid, 614 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 13:52:42,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2024-12-02 13:52:43,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 154. [2024-12-02 13:52:43,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 105 states have (on average 1.276190476190476) internal successors, (134), 105 states have internal predecessors, (134), 44 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 13:52:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 222 transitions. [2024-12-02 13:52:43,012 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 222 transitions. Word has length 158 [2024-12-02 13:52:43,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:43,012 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 222 transitions. [2024-12-02 13:52:43,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.533333333333333) internal successors, (98), 15 states have internal predecessors, (98), 5 states have call successors, (59), 3 states have call predecessors, (59), 6 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2024-12-02 13:52:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 222 transitions. [2024-12-02 13:52:43,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 13:52:43,014 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:43,015 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:43,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 13:52:43,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:52:43,215 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:43,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:43,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1776124653, now seen corresponding path program 1 times [2024-12-02 13:52:43,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:43,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621803779] [2024-12-02 13:52:43,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:43,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:43,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-02 13:52:43,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:52:43,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621803779] [2024-12-02 13:52:43,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621803779] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:43,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:43,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 13:52:43,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764470867] [2024-12-02 13:52:43,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:43,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:52:43,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:52:43,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:52:43,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:52:43,949 INFO L87 Difference]: Start difference. First operand 154 states and 222 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-12-02 13:52:44,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:44,489 INFO L93 Difference]: Finished difference Result 357 states and 496 transitions. [2024-12-02 13:52:44,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 13:52:44,490 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 159 [2024-12-02 13:52:44,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:44,492 INFO L225 Difference]: With dead ends: 357 [2024-12-02 13:52:44,492 INFO L226 Difference]: Without dead ends: 261 [2024-12-02 13:52:44,492 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-12-02 13:52:44,493 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 533 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:44,493 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 402 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:52:44,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-12-02 13:52:44,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 258. [2024-12-02 13:52:44,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 190 states have (on average 1.2789473684210526) internal successors, (243), 191 states have internal predecessors, (243), 56 states have call successors, (56), 11 states have call predecessors, (56), 11 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-12-02 13:52:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 355 transitions. [2024-12-02 13:52:44,512 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 355 transitions. Word has length 159 [2024-12-02 13:52:44,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:44,513 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 355 transitions. [2024-12-02 13:52:44,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-12-02 13:52:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 355 transitions. [2024-12-02 13:52:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 13:52:44,514 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:44,514 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:44,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 13:52:44,514 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:44,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:44,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1189318639, now seen corresponding path program 1 times [2024-12-02 13:52:44,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:52:44,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101476822] [2024-12-02 13:52:44,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:44,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:52:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:52:44,563 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 13:52:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:52:44,661 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 13:52:44,661 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 13:52:44,661 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:52:44,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 13:52:44,665 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:44,755 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 13:52:44,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:52:44 BoogieIcfgContainer [2024-12-02 13:52:44,758 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 13:52:44,758 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 13:52:44,758 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 13:52:44,758 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 13:52:44,759 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:37" (3/4) ... [2024-12-02 13:52:44,760 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 13:52:44,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 13:52:44,762 INFO L158 Benchmark]: Toolchain (without parser) took 7738.42ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 116.4MB in the beginning and 201.1MB in the end (delta: -84.7MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2024-12-02 13:52:44,762 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:52:44,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.69ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 101.2MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:52:44,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.73ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 97.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:52:44,763 INFO L158 Benchmark]: Boogie Preprocessor took 43.58ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 93.4MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:52:44,763 INFO L158 Benchmark]: RCFGBuilder took 456.91ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 66.4MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 13:52:44,763 INFO L158 Benchmark]: TraceAbstraction took 6973.29ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 65.9MB in the beginning and 204.4MB in the end (delta: -138.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-12-02 13:52:44,764 INFO L158 Benchmark]: Witness Printer took 2.90ms. Allocated memory is still 318.8MB. Free memory was 204.4MB in the beginning and 201.1MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:52:44,765 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.69ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 101.2MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.73ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 97.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.58ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 93.4MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 456.91ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 66.4MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6973.29ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 65.9MB in the beginning and 204.4MB in the end (delta: -138.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Witness Printer took 2.90ms. Allocated memory is still 318.8MB. Free memory was 204.4MB in the beginning and 201.1MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 159. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned short int var_1_8 = 64; [L24] unsigned short int var_1_11 = 256; [L25] unsigned short int var_1_12 = 0; [L26] unsigned short int var_1_13 = 64; [L27] unsigned char var_1_14 = 1; [L28] unsigned char var_1_15 = 0; [L29] signed char var_1_16 = 50; [L30] signed char var_1_19 = -100; [L31] double var_1_20 = 100000000.8; [L32] double var_1_21 = 15.125; [L33] double var_1_22 = 99.22; [L34] signed long int var_1_23 = -16; [L35] unsigned char var_1_24 = 1; [L36] signed char var_1_25 = 10; [L37] signed char var_1_26 = 16; [L38] unsigned char var_1_27 = 0; [L39] double var_1_28 = 5.5; [L40] signed long int var_1_29 = 50; [L41] signed char var_1_31 = 4; [L42] unsigned short int var_1_33 = 16; [L43] unsigned char var_1_39 = 4; [L44] signed long int var_1_41 = -5; [L45] double var_1_42 = 49.6; [L46] signed long int var_1_45 = -2; [L47] unsigned long int var_1_47 = 16; [L48] unsigned long int var_1_50 = 1275815169; [L49] unsigned long int var_1_51 = 1483937619; [L50] signed short int last_1_var_1_1 = 4; [L51] unsigned char last_1_var_1_14 = 1; [L52] signed char last_1_var_1_16 = 50; [L53] signed long int last_1_var_1_23 = -16; [L54] unsigned char last_1_var_1_24 = 1; [L55] double last_1_var_1_28 = 5.5; VAL [isInitial=0, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=256, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L189] isInitial = 1 [L190] FCALL initially() [L192] CALL updateLastVariables() [L177] last_1_var_1_1 = var_1_1 [L178] last_1_var_1_14 = var_1_14 [L179] last_1_var_1_16 = var_1_16 [L180] last_1_var_1_23 = var_1_23 [L181] last_1_var_1_24 = var_1_24 [L182] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=256, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L192] RET updateLastVariables() [L193] CALL updateVariables() [L141] var_1_11 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L142] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L143] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L143] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L144] var_1_12 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L145] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L146] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L146] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L147] var_1_13 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L148] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L149] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L149] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L150] var_1_15 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L151] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L152] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L152] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L154] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L155] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L155] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L156] var_1_21 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L157] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L158] var_1_22 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L159] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L160] var_1_25 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_25 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L161] RET assume_abort_if_not(var_1_25 >= -1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L162] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L162] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L163] var_1_26 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L164] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L165] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L165] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L166] var_1_27 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L167] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L168] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L168] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L169] var_1_50 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_50 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L170] RET assume_abort_if_not(var_1_50 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L171] CALL assume_abort_if_not(var_1_50 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L171] RET assume_abort_if_not(var_1_50 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L172] var_1_51 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_51 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L173] RET assume_abort_if_not(var_1_51 >= 1073741824) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L174] CALL assume_abort_if_not(var_1_51 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L174] RET assume_abort_if_not(var_1_51 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L193] RET updateVariables() [L194] CALL step() [L59] var_1_29 = var_1_25 [L60] var_1_31 = var_1_19 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L61] COND TRUE \read(var_1_24) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=16, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L62] COND TRUE var_1_25 < var_1_19 [L63] var_1_33 = ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=4, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L70] var_1_39 = var_1_26 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L71] COND FALSE !(var_1_12 != var_1_1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L76] COND FALSE !(1000000.4f != var_1_21) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L81] COND TRUE var_1_24 && var_1_14 [L82] var_1_45 = (((((var_1_16 + var_1_26)) > (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))))) ? ((var_1_16 + var_1_26)) : (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))))) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=16, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L86] COND FALSE !(var_1_22 < var_1_22) [L99] var_1_47 = var_1_1 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L101] signed long int stepLocal_3 = last_1_var_1_23; [L102] unsigned char stepLocal_2 = ! (last_1_var_1_14 || last_1_var_1_14); VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, stepLocal_3=-16, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L103] COND FALSE !(last_1_var_1_23 < stepLocal_3) [L114] var_1_16 = 100 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L116] EXPR ((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L116] COND TRUE (((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23 [L117] var_1_23 = (5 - var_1_12) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_23=1, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=11/2, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L121] var_1_20 = (var_1_21 - (var_1_22 + 1.5)) [L122] var_1_28 = var_1_21 [L123] unsigned char stepLocal_0 = var_1_23 > 4; VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=4, var_1_21=2147483652, var_1_23=1, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L124] COND TRUE (var_1_23 <= var_1_23) || stepLocal_0 [L125] var_1_1 = (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=1, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L129] var_1_24 = ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27) [L130] signed char stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_1=100, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L131] EXPR var_1_16 ^ var_1_16 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_1=100, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L131] COND TRUE stepLocal_1 > (var_1_23 + (var_1_16 ^ var_1_16)) [L132] var_1_14 = (var_1_24 || var_1_15) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L134] COND TRUE \read(var_1_14) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L135] COND FALSE !(\read(var_1_24)) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, stepLocal_2=0, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR ((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L185] EXPR var_1_16 ^ var_1_16 VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L185] EXPR ((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L185] EXPR (((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1)))))) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L185-L186] return (((((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1))))))) && (var_1_24 == ((unsigned char) ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27)))) && (var_1_28 == ((double) var_1_21)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=0, var_1_12=4, var_1_13=3, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=2147483652, var_1_23=1, var_1_24=0, var_1_25=-1, var_1_26=1, var_1_27=0, var_1_28=2147483652, var_1_29=-1, var_1_31=126, var_1_33=0, var_1_39=1, var_1_41=-5, var_1_42=248/5, var_1_45=51, var_1_47=4, var_1_50=2147483647, var_1_51=2147483647, var_1_8=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 7, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1720 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1698 mSDsluCounter, 2484 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1437 mSDsCounter, 528 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 948 IncrementalHoareTripleChecker+Invalid, 1476 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 528 mSolverCounterUnsat, 1047 mSDtfsCounter, 948 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 525 GetRequests, 478 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=6, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 181 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1397 NumberOfCodeBlocks, 1397 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1387 ConstructedInterpolants, 0 QuantifiedInterpolants, 3651 SizeOfPredicates, 3 NumberOfNonLiveVariables, 781 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 8139/8316 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 [2024-12-02 13:52:44,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1 --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 71dfa0a4f236a73c35e5b369ba2d37d804ed373517c3a49a735fadde99b30392 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:52:46,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:52:46,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 13:52:46,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:52:46,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:52:46,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:52:46,850 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:52:46,850 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:52:46,850 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:52:46,850 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:52:46,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:52:46,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:52:46,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:52:46,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:52:46,851 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:52:46,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:52:46,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:52:46,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:52:46,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:52:46,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:52:46,852 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:52:46,852 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:52:46,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:52:46,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:52:46,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:52:46,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:52:46,854 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_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1 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 -> 71dfa0a4f236a73c35e5b369ba2d37d804ed373517c3a49a735fadde99b30392 [2024-12-02 13:52:47,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:52:47,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:52:47,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:52:47,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:52:47,093 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:52:47,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i [2024-12-02 13:52:49,781 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/1270df629/a348f5eca427467a9f280d8c1dc2852a/FLAG2cb2c7179 [2024-12-02 13:52:49,953 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:52:49,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i [2024-12-02 13:52:49,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/1270df629/a348f5eca427467a9f280d8c1dc2852a/FLAG2cb2c7179 [2024-12-02 13:52:49,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/data/1270df629/a348f5eca427467a9f280d8c1dc2852a [2024-12-02 13:52:49,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:52:49,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:52:49,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:52:49,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:52:49,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:52:49,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:49" (1/1) ... [2024-12-02 13:52:49,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5539219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:49, skipping insertion in model container [2024-12-02 13:52:49,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:52:49" (1/1) ... [2024-12-02 13:52:50,003 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:52:50,121 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_e37a3e31-536c-4727-b644-f26d18cd5f59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i[919,932] [2024-12-02 13:52:50,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:52:50,185 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:52:50,193 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_e37a3e31-536c-4727-b644-f26d18cd5f59/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i[919,932] [2024-12-02 13:52:50,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:52:50,244 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:52:50,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50 WrapperNode [2024-12-02 13:52:50,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:52:50,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:52:50,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:52:50,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:52:50,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,285 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2024-12-02 13:52:50,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:52:50,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:52:50,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:52:50,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:52:50,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,298 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,307 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]. [2024-12-02 13:52:50,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,315 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:52:50,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:52:50,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:52:50,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:52:50,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (1/1) ... [2024-12-02 13:52:50,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:52:50,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:52:50,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:52:50,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:52:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:52:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 13:52:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:52:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:52:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:52:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:52:50,457 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:52:50,459 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:52:52,307 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-02 13:52:52,307 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:52:52,317 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:52:52,317 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:52:52,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:52 BoogieIcfgContainer [2024-12-02 13:52:52,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:52:52,321 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:52:52,321 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:52:52,326 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:52:52,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:52:49" (1/3) ... [2024-12-02 13:52:52,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3284d188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:52:52, skipping insertion in model container [2024-12-02 13:52:52,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:52:50" (2/3) ... [2024-12-02 13:52:52,327 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3284d188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:52:52, skipping insertion in model container [2024-12-02 13:52:52,327 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:52:52" (3/3) ... [2024-12-02 13:52:52,328 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i [2024-12-02 13:52:52,343 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:52:52,344 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-65.i that has 2 procedures, 77 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:52:52,394 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:52:52,402 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;@3feb3d6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:52:52,402 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:52:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 13:52:52,417 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:52,417 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:52,418 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:52,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:52,422 INFO L85 PathProgramCache]: Analyzing trace with hash 994043206, now seen corresponding path program 1 times [2024-12-02 13:52:52,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:52:52,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [915287314] [2024-12-02 13:52:52,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:52,433 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 [2024-12-02 13:52:52,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:52:52,435 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:52:52,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:52:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:52,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:52:52,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:52:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-12-02 13:52:52,779 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:52:52,779 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:52:52,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [915287314] [2024-12-02 13:52:52,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [915287314] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:52,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:52,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:52:52,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136813861] [2024-12-02 13:52:52,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:52,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:52:52,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:52:52,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:52:52,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:52:52,802 INFO L87 Difference]: Start difference. First operand has 77 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 13:52:52,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:52,825 INFO L93 Difference]: Finished difference Result 144 states and 252 transitions. [2024-12-02 13:52:52,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:52:52,826 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 146 [2024-12-02 13:52:52,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:52,832 INFO L225 Difference]: With dead ends: 144 [2024-12-02 13:52:52,832 INFO L226 Difference]: Without dead ends: 70 [2024-12-02 13:52:52,835 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:52:52,837 INFO L435 NwaCegarLoop]: 106 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, 106 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 [2024-12-02 13:52:52,838 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:52:52,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-12-02 13:52:52,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-12-02 13:52:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 46 states have internal predecessors, (62), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:52:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-12-02 13:52:52,871 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 146 [2024-12-02 13:52:52,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:52,871 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-12-02 13:52:52,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 13:52:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-12-02 13:52:52,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 13:52:52,874 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:52,874 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:52,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 13:52:53,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:52:53,075 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:53,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:53,076 INFO L85 PathProgramCache]: Analyzing trace with hash 334150978, now seen corresponding path program 1 times [2024-12-02 13:52:53,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:52:53,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1151619719] [2024-12-02 13:52:53,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:53,077 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 [2024-12-02 13:52:53,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:52:53,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:52:53,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:52:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:53,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 13:52:53,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:52:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-02 13:52:54,507 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:52:54,508 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:52:54,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1151619719] [2024-12-02 13:52:54,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1151619719] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:54,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:54,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:52:54,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079869571] [2024-12-02 13:52:54,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:54,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:52:54,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:52:54,510 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:52:54,510 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:52:54,510 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:55,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:55,418 INFO L93 Difference]: Finished difference Result 194 states and 298 transitions. [2024-12-02 13:52:55,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:52:55,419 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 146 [2024-12-02 13:52:55,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:55,422 INFO L225 Difference]: With dead ends: 194 [2024-12-02 13:52:55,422 INFO L226 Difference]: Without dead ends: 127 [2024-12-02 13:52:55,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:52:55,423 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 20 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:55,424 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 194 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 13:52:55,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-12-02 13:52:55,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 118. [2024-12-02 13:52:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 71 states have (on average 1.295774647887324) internal successors, (92), 71 states have internal predecessors, (92), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 13:52:55,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 180 transitions. [2024-12-02 13:52:55,446 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 180 transitions. Word has length 146 [2024-12-02 13:52:55,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:55,447 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 180 transitions. [2024-12-02 13:52:55,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:55,447 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2024-12-02 13:52:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 13:52:55,449 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:55,449 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:55,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:52:55,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:52:55,650 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:52:55,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:52:55,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1345268228, now seen corresponding path program 1 times [2024-12-02 13:52:55,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:52:55,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [140366648] [2024-12-02 13:52:55,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:52:55,651 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 [2024-12-02 13:52:55,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:52:55,653 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:52:55,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:52:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:52:55,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 13:52:55,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:52:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-02 13:52:57,725 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:52:57,725 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:52:57,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [140366648] [2024-12-02 13:52:57,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [140366648] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:52:57,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:52:57,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:52:57,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709445320] [2024-12-02 13:52:57,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:52:57,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:52:57,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:52:57,727 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:52:57,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:52:57,728 INFO L87 Difference]: Start difference. First operand 118 states and 180 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:59,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:52:59,921 INFO L93 Difference]: Finished difference Result 204 states and 309 transitions. [2024-12-02 13:52:59,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:52:59,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 146 [2024-12-02 13:52:59,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:52:59,932 INFO L225 Difference]: With dead ends: 204 [2024-12-02 13:52:59,932 INFO L226 Difference]: Without dead ends: 137 [2024-12-02 13:52:59,932 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:52:59,932 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 64 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:52:59,933 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 278 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 13:52:59,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-12-02 13:52:59,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 124. [2024-12-02 13:52:59,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 77 states have (on average 1.3116883116883118) internal successors, (101), 77 states have internal predecessors, (101), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 13:52:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 189 transitions. [2024-12-02 13:52:59,953 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 189 transitions. Word has length 146 [2024-12-02 13:52:59,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:52:59,954 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 189 transitions. [2024-12-02 13:52:59,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-12-02 13:52:59,954 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 189 transitions. [2024-12-02 13:52:59,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 13:52:59,957 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:52:59,957 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:52:59,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:00,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:00,157 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:53:00,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:53:00,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1738295238, now seen corresponding path program 1 times [2024-12-02 13:53:00,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:53:00,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2130036318] [2024-12-02 13:53:00,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:53:00,159 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 [2024-12-02 13:53:00,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:53:00,160 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:53:00,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:53:00,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 13:53:00,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:53:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 393 proven. 45 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-12-02 13:53:00,716 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:53:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 18 proven. 45 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 13:53:01,114 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:53:01,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2130036318] [2024-12-02 13:53:01,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2130036318] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:53:01,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:53:01,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-12-02 13:53:01,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547540249] [2024-12-02 13:53:01,115 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:53:01,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 13:53:01,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:53:01,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 13:53:01,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-12-02 13:53:01,116 INFO L87 Difference]: Start difference. First operand 124 states and 189 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-12-02 13:53:02,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:53:02,553 INFO L93 Difference]: Finished difference Result 205 states and 304 transitions. [2024-12-02 13:53:02,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 13:53:02,554 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 146 [2024-12-02 13:53:02,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:53:02,556 INFO L225 Difference]: With dead ends: 205 [2024-12-02 13:53:02,556 INFO L226 Difference]: Without dead ends: 138 [2024-12-02 13:53:02,557 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 283 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2024-12-02 13:53:02,558 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 134 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:53:02,558 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 199 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 13:53:02,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-12-02 13:53:02,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 132. [2024-12-02 13:53:02,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 83 states have (on average 1.2771084337349397) internal successors, (106), 83 states have internal predecessors, (106), 44 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 13:53:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 194 transitions. [2024-12-02 13:53:02,581 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 194 transitions. Word has length 146 [2024-12-02 13:53:02,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:53:02,582 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 194 transitions. [2024-12-02 13:53:02,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-12-02 13:53:02,582 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 194 transitions. [2024-12-02 13:53:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 13:53:02,584 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:53:02,584 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:53:02,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:02,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:02,784 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:53:02,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:53:02,785 INFO L85 PathProgramCache]: Analyzing trace with hash 2111984624, now seen corresponding path program 1 times [2024-12-02 13:53:02,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:53:02,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658949324] [2024-12-02 13:53:02,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:53:02,786 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 [2024-12-02 13:53:02,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:53:02,787 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:53:02,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:53:03,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 13:53:03,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:53:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 327 proven. 12 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2024-12-02 13:53:03,216 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:53:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 51 proven. 12 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 13:53:03,473 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:53:03,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658949324] [2024-12-02 13:53:03,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658949324] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:53:03,473 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:53:03,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 13:53:03,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137608999] [2024-12-02 13:53:03,473 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:53:03,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:53:03,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:53:03,474 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:53:03,474 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:53:03,475 INFO L87 Difference]: Start difference. First operand 132 states and 194 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 13:53:05,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:53:05,661 INFO L93 Difference]: Finished difference Result 223 states and 316 transitions. [2024-12-02 13:53:05,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 13:53:05,662 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 147 [2024-12-02 13:53:05,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:53:05,664 INFO L225 Difference]: With dead ends: 223 [2024-12-02 13:53:05,664 INFO L226 Difference]: Without dead ends: 152 [2024-12-02 13:53:05,665 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 286 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:53:05,666 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 157 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:53:05,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 360 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-12-02 13:53:05,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-12-02 13:53:05,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 139. [2024-12-02 13:53:05,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 88 states have (on average 1.2159090909090908) internal successors, (107), 88 states have internal predecessors, (107), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 13:53:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 195 transitions. [2024-12-02 13:53:05,692 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 195 transitions. Word has length 147 [2024-12-02 13:53:05,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:53:05,693 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 195 transitions. [2024-12-02 13:53:05,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 13:53:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 195 transitions. [2024-12-02 13:53:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 13:53:05,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:53:05,695 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:53:05,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:05,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:05,895 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:53:05,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:53:05,896 INFO L85 PathProgramCache]: Analyzing trace with hash 2113831666, now seen corresponding path program 1 times [2024-12-02 13:53:05,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:53:05,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1282883236] [2024-12-02 13:53:05,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:53:05,896 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 [2024-12-02 13:53:05,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:53:05,898 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:53:05,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37a3e31-536c-4727-b644-f26d18cd5f59/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:53:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:53:06,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 13:53:06,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:53:29,991 WARN L286 SmtUtils]: Spent 7.83s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 13:53:51,439 WARN L286 SmtUtils]: Spent 9.40s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 13:54:18,176 WARN L286 SmtUtils]: Spent 9.72s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 13:54:47,331 WARN L286 SmtUtils]: Spent 12.85s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)